Clear Sky Chart

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Distance Km	Bear -ing	S p o n s o r e d?	Chart	Preview color key	Light Pollution	Prov/State	Comments/Links
0			Starlight Cascade Observatory			Ontario	A private observatory near Yarker.
9	NW		Camden Lake			Ontario	A public wildlife area used by the Kingston RASC.
13	E		Sydenham			Ontario
15	E		The Observatory on the Lake			Ontario	link
22	NE		Otter Lake Scout Camp			Ontario	A scout camp on Otter lake.
24	SW		Greater Napanee			Ontario
27	SE		Kingston			Ontario	Home of the RASC Kingston Centre and The Queen's Observatory of Queen's University.
31	E		Battersea Observatory			Ontario	A private observatory in Battersea.
33	S		Prinyer's Cove			Ontario	In Prince Edward County.
34	NW		Arden			Ontario
35	NW		Lennox and Addington Dark Sky Viewing Area			Ontario	A public and official dark-sky observing site of Lennox and Addington county.
39	NW		Oak Hills			Ontario	A private observing site in Popow Ranch
41	NW		Kaladar			Ontario
44	N		Sharbot Lake			Ontario
44	NE		Westport			Ontario
48	E		Gananoque			Ontario
50	NE		Camp Opemikon			Ontario	Centered on the overflow parking lot, accross the road from Scout Camp Opemikon. The parking lot is used as casual observing site from some observers from Ottawa as it doesn't require entry to the camp.
51	SW		Picton			Ontario
52	N		Cygnus Hill Observatory			Ontario	A private observatory near Maberly.
52	N		Chickadee Ridge Observatory			Ontario	A private observatory.
53	SW		Fall 'N' Stars			Ontario	A star party held by the Belleville and Kingston RASC centres at Johnson's R.V. PARK.
55	SW		Belleville			Ontario	Home of the RASC Belleville Centre
56	W		Ivanhoe Observatory			Ontario	A private observatory near Ivanhoe.
57	NE		Black Lake Observatory			Ontario	A private observatory between Perth and Westport.
59	E		Charleston Lake			Ontario	Provincial Park
61	NE		Whippoorwill Hill Observatory			Ontario	A private observatory.
61	NW		Marble Lake Observatory			Ontario	A private observatory near Cloyne.
62	N		North Frontenac Dark Sky Preserve			Ontario	Public observing site with concrete pad for telescopes, power, outhouses and parking. Part of the 1000+ acre North Frontenac Dark Sky Preserve.
62	N		Split Rock Observatory			Ontario	A private observatory near Ardoch.
64	SW		West Lake			Ontario	Forecast also covers Sandbanks Provincial Park.
66	SW		Point Petre			Ontario	A spot at the end of end of Simpson Road used by some RASC Kingston members for Mars observing.
66	W		Stirling-Rawdon			Ontario
69	E		Poole's Resort Observatory			Ontario	Site of future private observatory. Named after Pool's Resort Road. Near Mallorytown.
69	W		Mason Bald Observatory			Ontario	A private observatory in Frankford.
69	W		Quinte West			Ontario
70	SE		Dexter			New York
71	NE		Perth			Ontario
71	NE		Rideau Ferry Observatory			Ontario	A private observatory near Rideau Ferry.
72	SW		Trenton			Ontario
72	W		Heartwood Observatory			Ontario	A private observatory.
73	SW		FvH Observatory			Ontario	A private observatory in Trenton.
74	W		Marmora			Ontario
77	NE		Hillier Observatory			Ontario	A private observatory.
79	E		Millsite Lake			New York	Near the Indian River State Wildlife Preserve and the town of Alexandria Bay.
81	N		Black Creek Pond			Ontario	A small pond along Black Creek road in Lanark County.
81	SE		Watertown			New York	A town in Jefferson county.
83	N		K&P at Clyde Forks			Ontario	A spot along Clyde Forks road where it ends at the K&P trail.
83	NE		Smiths Falls			Ontario
83	NW		Nirvana			Ontario	Where OAFs go when they have earned enough observing karma. AKA Irvine Lake Airstrip. Near Bon Echo Provincial Park. Note: no cell phone service.
83	W		Campbellford			Ontario
89	E		Brockville			Ontario
89	N		Tatlock Quarry Outlook			Ontario	Outlook over a working quarry. Access is by private road with 'use at your own risk' signage. Gate is closed in the winter.
90	SW		Lakehenge Observatory			Ontario	A private observatory.
92	NE		Mount Olson Observatory			Ontario	A private observatory in North Augusta.
94	W		Oak Lake Observatory			Ontario	A private observatory.
95	NE		Merrickville			Ontario	Home of some members of the OAOG.
97	NE		Beckwith Park			Ontario	Park in Black's Corners near Carleton Place. A site used by the OAOG.
97	NW		Old Hastings Observatory			Ontario	A private observatory.
98	N		Sunset Bay			Ontario	A private observatory on the SW end of White Lake, occaisonally used by some members of OAFs.
99	NW		Loon Call Observatory			Ontario	A private observatory near Coe Hill.
100	W		Lorenz Observatory			Ontario	A site of the North York Astronomical Association near Cobourg.
100	W		Sandy Flats Observatory			Ontario	A private observatory near Roseneath.
102	N		Kennelly's Mountain			Ontario	Near Calabogie.
102	NE		Oxford Observatory			Ontario	A private observatory near Oxford Mills.
104	N		Teeples Hill			Ontario	Private property on Teeple Haley Road. Permission required.
104	NE		Limerick Forest Pit			Ontario	A public parking lot located in Limerick Forest which is managed by the United Counties of Leeds and Grenville.
105	N		Fred Lossing Observatory			Ontario	Ottawa RASC's observatory near Almonte. Located on a back lot of the Mill of Kintail which is also the site of star parties held by the Ottawa Astronomy Friends.
109	SW		WhistleStop Observatory			Ontario	A private observatory.
110	E		Annual International Video Astronomy Star Party			Ontario	A star party in Johnstown.
110	N		Coyote Observatory			Ontario	A private observatory near White Lake.
110	N		Apple Orchard Observatory			Ontario	A private observing site
113	NE		Kemptville			Ontario
113	W		Apsley			Ontario
114	W		Camp Kawartha			Ontario	A non-profit camp for kids and adults.
115	N		Bootland Farm			Ontario	A site use by the OAOG
115	NW		Bancroft			Ontario
116	N		Quadeville Road			Ontario	A spot along Quadeville road near Wolfe.
118	S		Fair Haven			New York	A town in Cayuga county.
120	NE		Baxter Conservation Area			Ontario	Conservation area with picnic area and beach. Adjacent to Rideau Valley Air Park.
120	NE		Seaway Observatory			Ontario	A private observatory in Cardinal.
120	NW		Silent Lake			Ontario	Provincial Park
120	SE		Lewis County Fairgrounds			New York	Fairgrounds near Lowville.
121	W		Anstruther Lake Observatory			Ontario	A private Observatory.
121	W		Cobourg			Ontario
122	E		Hewlett Observatory			New York	A private observatory near Canton.
122	N		Renfrew			Ontario
122	NE		Carp Library / Diefenbunker			Ontario	Library and cold-war museum used for public star parties by the Ottawa RASC.
123	NE		Kathik-B Observatory			Ontario	A private observatory in Kanata.
123	NE		Camp No'Chimik			Ontario	A private farm. South of Manotick.
123	NE		Denholm Observatory			Ontario	A private observatory.
124	N		Foymount			Ontario	A site used by the OAOG.
124	NE		Barred Owl Observatory			Ontario	A private observatory near Carp.
124	NE		Clarke Priscu Observatory.			Ontario	A private observatory.
124	NE		South Mountain			Ontario	A site used by the OAOG.
124	W		Peterborough			Ontario	Home of the Peterborough Astronomical Association
125	NE		Earwig Haven Observatory			Ontario	A private observatory in Kanata.
128	NE		Arbeatha Park			Ontario	A neighborhood in West Ottawa.
128	NE		Jock River Observatory			Ontario	A private observatory.
129	W		Buckhorn Observatory			Ontario	An observatory near Buckhorn.
132	NE		Inukshuk Observatory			Ontario	A private observatory in Ottawa.
133	N		Quyon			Quebec
134	NE		Pinhey's Point			Ontario	A park.
135	NE		Astroknip's Observatory			Quebec	A private observatory in Aylmer.
135	NE		Constance Bay			Ontario
136	SW		Webster Park			New York	A park in Monroe County, NY.
137	NE		Winchester			Ontario
138	NE		Morrisburg			Ontario	An observing site of the SD&G Backyard Astronomers Club.
139	N		Pit Road			Ontario	A spot along Pit road (aka Mcguinty Rd) used by some Ottawa area observers. Near Osceola.
139	N		TamyMartOffgrid			Quebec	A private observing site.
140	NW		Mount Mould Observatory			Ontario	A private observatory near Gooderham. Also known as MMO.
140	W		Millbrook			Ontario
142	N		Pontiac			Quebec
142	NE		Five Ferns Observation Site			Ontario	AKA the Fougere Homestead. A site used by the OAOG. Near Williamsburg.
142	NE		Champlain Belvédère			Quebec	Belvédère Champlain du parc de la Gatineau. (AKA Champlain Lookout.) Site d'observation du groupe « Les astronomes du parc de la Gatineau ».
142	NE		Luskville Falls			Quebec	The Luskville Falls entrance to Gatineau Park. Site of public star parties held by astropontiac.ca.
143	NE		Observatoire de Gatineau			Quebec	L'horloge climatique de Observatoire de Gatineau (the home of The Gatineau Observatory.)
143	NE		Ottawa			Ontario	Home of the Ottawa RASC, the Ottawa Valley Astronomy and Observers Group, and the Ottawa Astronomy FriendS.
143	NW		Barry's Bay			Ontario
144	NW		Lake St. Peter Provincial Park			Ontario	Provincial Park near Bancroft.
145	E		Potsdam			New York
145	N		Zion Camp			Ontario	A site used by the OAOG. In Forester's Falls, about 10km from Cobden.
145	NE		Boreal Skies Observatory			Quebec	A private observatory.
145	SE		B & P Myers Observatory			New York	A private observatory near West Leyden.
146	NW		Haliburton Scout Reserve			Ontario	A large scout camp centered around Lake Kennabi.
147	E		Clarkson Observatory			New York	AKA the Reynolds Astronomical Observatory. Observatory of \tClarkson University in Potsdam. \tAlso home of the Clarkson Stargazers.
147	E		Tooley Pond			New York	In Adirondack State park.
147	NE		Chelsea			Quebec
147	S		Lyons			New York
148	NE		Gatineau			Quebec
148	S		Liverpool			New York
148	SW		Hamlin Beach State Park			New York	State Park on the south shore of Lake Ontario.
149	W		DRAACO			Ontario	Durham Region Astronomical Association Centre for Observing. Home of the DRAA.
150	NE		Boundary Road			Ontario	AKA Stetsons Flyers. A site, south-east of Ottawa, used by the OAOG.
151	SW		Dark Arts Observatory			New York	A private observatory.
152	SW		Rochester			New York	Home of the RIT Observatory, the R.I.T. Astronomy Club and the The Astronomy Section of the Rochester Academy of Science (ASRAS).
153	NE		Embrun			Ontario
154	NE		Wakefield			Quebec
154	W		Newcastle Observatory			Ontario	A private observatory in Newcastle.
155	NE		Observatoires de Cantley			Quebec
155	S		Timerson Observatory			New York	A private observatory near Newark.
155	W		Baetsen Observatory			Ontario	A private observatory near Orono.
156	NE		Univerciel			Quebec	Un observatoire privé.
156	NW		Bonnechere Provincial Park			Ontario	Provincial park on Round lake. (Note: Nearby Bonnechere airstrip is nolonger accessable for observing.)
156	S		Syracuse			New York	Home of the Syracuse Astronomy Society.
157	N		Lookout Point			Ontario	A lookout on Lookout Road, in Westmeath.
157	NE		Photon's End Observatory			Ontario	A private observatory in Orleans. Ni!
157	NW		Haliburton County			Ontario
157	W		Kawartha Observatory			Ontario	A private observatory in Lindsay.
158	W		Highlands Wilderness Observatory			Ontario	An observatory in Minden Hills.
159	W		Fenelon Falls			Ontario
160	NE		Massena			New York	A town in St. Lawrence county.
161	NW		Four Corners Madawaska Observatory			Ontario
161	S		Baltimore Woods Nature Center			New York	Nature Center and site of star parties.
161	SE		Old Forge			New York
162	N		Otter Lake			Quebec	A site used by the OAOG.
162	N		Pembroke			Ontario
162	SW		Brockport State Observatory			New York	An observatory on the campus of SUNY Brockport.
162	W		Long Sault Conservation Area			Ontario	A site used by the RASC Toronto centre. North of Bowmanville.
163	NE		Observatoire Isis			Quebec	Près de Val des Monts.
166	S		Finger Lakes Regional Airport			New York	Also covers the north-central portion of the Finger Lakes area.
167	N		Lac Georges			Quebec
167	NE		Avonmore			Ontario
167	NE		OAOG Moose Creek			Ontario	A site on private land used by the OAOG with permission. Near Casselman.
168	NE		Hammond			Ontario	A site used by the OAOG.
168	NW		McCauley Lake Observatory			Ontario	A private observatory.
168	S		The Smith Observatory			New York	Historic observatory in Geneva.
171	NE		Val-des-Monts			Quebec
171	S		Richard S. Perkin Observatory			New York	A private observatory of Hobart and William Smith Colleges.
172	E		Christel Observatory			New York	A private observatory
172	N		Petawawa Terrace Provincial Nature Reserve			Ontario	A nature preserve near Petawawa.
172	NW		Four Corners Algonquin Observatory			Ontario
172	NW		Haliburton Forest Observatory			Ontario	An in a privately owned forest.
172	S		The Marian and Max Farash Center for Observational Astronomy			New York	Home of the Farash Observatory and the Wolk Observatory Rochester Academy of Science. Near Ionia.
172	SE		Black Forest			New York	In Adirondack Park. Along the Black River between North Wilmurt and Atwell.
172	SE		Supernova Observatory			New York	A private observatory near Floyd.
174	N		Petawawa			Ontario
176	NE		Cornwall			Ontario
176	W		Camp Samac			Ontario	A scout camp near Oshawa.
176	W		Oshawa			Ontario
176	W		Port Perry			Ontario
176	W		Port Perry Astronomical Observatory			Ontario	link
180	NE		Gatineau Gliding Club			Quebec	Private site of a flying club accessable to members, some of which are observers.
181	NE		Thurso			Quebec
181	NW		Rock Lake			Ontario	A campground in Algonquin Provincial Park.
181	S		Darling Hill Observatory			New York	Obsevatory of the Syracuse Astronomical Society. Near Tully.
182	SW		Marshall Hill Observatory			New York	A private observatory in Medina.
182	W		Whitby			Ontario
183	E		Adirondack Public Observatory			New York	Observatory near Tupper Lake.
183	NW		Achray Campground			Ontario	Campground in the northeast part of Algonquin Park.
183	SE		Peters Observatory			New York	Observatory of Hamilton College. In Clinton.
183	W		Ashburn Astronomical Observatory			Ontario	In Ashburn.
187	NE		South Nation Space Station			Ontario	A private observatory near Jessups falls.
188	NE		Baltic Corners			Ontario	Main observing site of the SD&G Backyard Astronomers Club. South of the Village of Dunvegan, east from Maxville and west of Alexandria.
188	W		CAMSAT Observatory			Ontario	A private observatory near Oshawa.
189	S		Los Gatos B&B			New York	Bed and Breakfast with star parties. In Penn Yan.
189	SE		MVAS Observatory			New York	An observatory of the Mohawk Valley Astronomical Society
189	W		Ajax			Ontario
190	E		Long Lake			New York	Home of Penguin Rock Observatory.
191	NE		Observatoire de Val-Des-Bois			Quebec
191	W		Clearing off Thompson Road			Ontario	A clearing off Thompson road off of HYW 118. Private property. Use with permission.
192	NW		Mew Lake Campground			Ontario	A campground in Algonquin Provincial Park.Home to the Algonquin Adventure, a star party of the RASC Toronto Centre.
192	W		Gambridge Go-Karts			Ontario	A go cart track near Gambebridge Beach.
193	E		Wakely Mountain			New York	Chart also covers the towns of Indian Lake, Blue Mountain Lake, Inlet and Eagle Bay. The area is used by some observers from Quebec. In Adirondack Park.
193	S		Angel Light Observatory			New York	A private observatory near DeRuyter.
194	N		Lac Heney			Quebec
194	NE		Observatoire Saint-Sixte			Quebec	Une observatoire privé.
194	NE		Treadwell Observatory			Ontario
194	S		C.E.K. Mees Observatory			New York	Observatory of the University of Rochester. Near Hornell.
195	SE		CNYAC Observatory			New York	Observatory of the Central New York Astronomy Club.
195	W		Lagoon City			Ontario
195	W		Pickering			Ontario
196	SE		Waterville Public Libarary			New York	Library in Waterville. A site used by the Mohawk Valley Astronomical Society (MVAS).
197	NE		North Glengarry			Ontario
197	NE		Lancaster			Ontario	An observing site of the SD&G Backyard Astronomers Club.
197	NE		Mill Pond Observatory			Ontario	A private observatory. Also used by some members of the SD&G Back Yard Astronomers from Cornwall.
197	S		Highwinds Observatory			New York	A private observatory in Geneseo.
197	W		Bay Ridges Observatory			Ontario	A private obseratory in Pickering.
198	W		Churchill Chimes Equestrian Center			Ontario	Riding school near the Goodwood Conservation Area.
198	W		Goodwood			Ontario	Near Uxbridge.
199	NE		Observatoire de Walter Laperle			Quebec
200	E		Lake Titus Observatory			New York	Near Malone.
200	N		Deep River			Ontario	Home of the Deep River Astronomy Club.
200	SE		Foggy Bottom Observatory			New York	Observatory of Colgate University in Hamilton.
200	SW		Middlebury Observatory			New York	A private observatory.
200	W		Salvador Observatory			Ontario	A private observatory somewhere around Pickering.
201	NE		Lac Echo			Quebec	Activité annuelle de camping astronomique du RAAOQ à la Réserve Faunique Papineau-Labelle.
201	NE		Papineau Regional County Municipality			Quebec
202	E		Malone			New York
202	NE		Tour d'observation Montagnes Noires			Quebec	Tour d'observation dans le Parc des Montagnes Noires.
202	NW		Lake of Bays			Ontario
202	NW		Oxtongue Lake			Ontario
202	SE		Morehouse Lake Observatory			New York	A private observatory near Hoffmeister.
203	NW		Algonquin Radio Observatory			Ontario	Radio Observatory located in Algonquin Provincial Park.
206	W		Mount Albert Lion's Club			Ontario	Near Mount Albert.
207	NE		Watch Observatory 2			Ontario	A private observatory.
207	SW		DaVinci Observatory			New York	A private observatory near Lockport.
207	W		Scarborough			Ontario	A home of the University of Toronto Scarborough..
208	NE		Plouffe Observatory			Quebec	A private observatory.
209	E		Saranac Lake Observatory			New York	A private observatory near Saranac Lake.
209	W		Woodland Trails			Ontario	A scout camp near Aurora.
210	N		Edja Lake			Quebec
210	NE		Brodie Road Observatory			Ontario
212	SW		Eyeline Observatory			New York	A private observatory in Ransomville.
212	W		Orillia			Ontario	Home of the Orillia Stars astronomy club.
213	NE		Pointe-au-Chêne			Quebec	Maison de quelques membres du Regroupement des Astronomes Amateurs de l'Outaouais (RAAO).
213	W		Bracebridge			Ontario
213	W		Markham			Ontario
214	E		SAPM Rosette 3.5			Quebec	Site d'observation privé pour les membres de la Société d'Astronomie de Planétarium de Montréal (SAPM).
214	S		Virgil Observatory			New York	A private observatory.
214	W		Island Grove Observatory.			Ontario	Near Keswick on southernmost Lake Simcoe.
215	E		Lake Harris Campground			New York	Campground on the shore of Lake Harris.
215	W		Gravenhurst			Ontario
216	NE		Observatoire Le Valhalla			Quebec	Un observatoire à Sainte Justine de Newton.
216	S		Ithaca			New York	Home of the Cornell Astronomical Society. Also home of the Clinton B. Ford Observatory of Ithaca College. Forecast also covers the nearby Fuertes and Hartung-Boothroyd observatories of Cornell University.
217	W		Newmarket			Ontario	Home of the York Simcoe Amateur Astronomers Club.
218	E		Observatoire Huntingdon			Quebec
218	NE		Hawkesbury			Ontario
219	E		Huntingdon			Quebec
219	NW		Driftwood Provincial Park			Ontario	Provincial Park near Stonecliff, west of Deep River.
220	E		Rand Observatory II			New York	MPC W71. A private observatory in Lake Placid.
220	NW		Huntsville			Ontario
220	W		Betelgeuse Bar & Grill			Ontario	P.Mortfield's private observatory.
220	W		David Dunlap Observatory			Ontario	Historic Observatory in Richmond Hill.
221	W		Innisfil			Ontario	A town in Simcoe County.
221	W		KW Observatory			Ontario	A private obsrevatory near Thornhill.
221	W		Richmond Hill			Ontario
222	SW		Elliott-Astronomy Observatory			New York	A public observatory.
222	SW		Tobey Memorial Observatory			New York	A private observatory.
223	NE		Les Coteaux			Quebec	Forecast also covers Coteau-du-Lac and Saint-Zotique.
223	S		Marathon			New York
223	SW		Niagara			Ontario	Also known as Niagara-on-the-Lake. Home of the RASC Niagara Centre.
223	W		Bartole Observing Platform			Ontario	A private observatory somewhere around Cook's Bay.
224	S		Ossian Observatory			New York	A private ovservatory in Ossian.
224	W		Toronto			Ontario	Home of the Toronto RASC, University of Toronto Atmospheric Observatory (TAO) and the Ontario Science Center.
226	W		Churchill			Ontario	A town south of Barrie.
226	W		Toronto Islands			Ontario
226	W		Torrance Barrens Dark-Sky Preserve			Ontario	A Dark-Sky Preserve. Near Gravenhurst and Lake Muskoka.
227	NW		Muskoka District Municipality			Ontario
227	SE		Blue Heron Cove Observatory			New York	A private observatory.
227	SW		Beaver Meadow Observatory			New York	Observatory of the Buffalo Astronomical Association. Near North Java.
227	W		Foxmead Observatory			Ontario	A private observatory near Coldwater.
227	W		Vaughan			Ontario
228	SE		Norwich			New York
229	NE		Salaberry-de-Valleyfield			Quebec
229	W		York University Observatory			Ontario	AKA Allan I. Carswell Observatory. Observatory, of York University, with public observing.
230	W		Kendrick Astro Observatory			Ontario	A private observatory in Toronto.
231	N		Maniwaki			Quebec
231	NE		Lac Gagnon			Quebec
231	NE		Rigaud			Quebec
232	S		The Knob			New York	A private observatory.
233	NE		Watch Observatory			Quebec	A private observatory in St-Lazare.
233	SW		Firemen's Park			Ontario	Used by the RASC Niagara Centre for monthly public observing nights.
233	SW		Niagara Falls			New York
233	W		Barrie			Ontario
234	SW		Kellogg Observatory			New York	Observatory of the Buffalo Museum of Science in Buffalo.
234	W		UpUp Observatory			Ontario	A private observatory on Hiraeth Island, Lost Channel near Severn Falls.
235	E		Covey-Hill			Quebec
235	SW		Niagara Falls			Ontario
236	NE		Saint-Lazare			Quebec
236	W		Woodbridge			Ontario
237	E		Keene			New York
237	NE		Lachute			Quebec
237	NE		Lake MacDonald			Quebec	Near Lost River and Lakeview
237	W		Lloyd Manor Park			Ontario	A park in Etobicoke (west Toronto), used by the the 433rd Toronto Scouts..
237	W		Port Carling			Ontario
238	E		Holt Rd. Observatory			New York	A private observatory in Keene Valley.
238	E		Norton Cemetery			New York	A public cemetary. Site of impromptu public stargazing held by a small group of amateur astronomers. In Keene.
238	NE		Hudson			Quebec	Home of the Hudson Lunatic Astronomy Club.
238	NE		St-Placide			Quebec
238	SW		Buffalo			New York	Home of the Buffalo Astronomical Association.
238	W		Black Skies Observatory			Ontario	A private observatory near Waubaushene.
239	SW		Fort Erie Observatory			Ontario	A private observatory near Fort Erie.
239	W		Fred's Backyard Observatory			Ontario	A private observatory in Etobicoke.
240	W		Cold Creek Conservation Area			Ontario	Conservation area used as an observing site by the York Simcoe Amateur Astronomers Club.
240	W		B. Williams Mem. Observatory			Ontario	A private observatory near New Tecumseth.
241	NE		Optiques Fullum			Quebec	Un fabricant des télescopes en Vaudreuil.
241	SW		St Catharines			Ontario
242	SW		Fort Erie			Ontario
242	W		Og's Bog			Ontario	A site of the North York Astronomical Association near Schomberg.
242	W		Taigh nan Reul			Ontario	Scottish Gaelec for "House of Stars". A private observatory.
243	NE		Vaudreuil-Dorion			Quebec
243	S		The HomCav Observatory			New York	A private observatory, near Maine, NY.
243	SW		Armour Observatory			New York	A private observatory.
243	W		Camp Saulaine			Ontario	Between Angus and Barrie.
244	NE		Arundel			Quebec
244	NW		Sandy Cove			Ontario	At the north-east end of Three Mile Lake. Near Burk Falls.
244	W		Bolton			Ontario
245	E		Au Sable Forks Observatory			New York	A private observatory in Au Sable Forks.
245	NE		Le Golf Sélect de Mirabel			Quebec	Club de golf associés avec le Club d'astronomie Mira
245	NE		Pincourt			Quebec
245	W		Mississauga			Ontario	Home of the RASC Mississauga Centre. Forecast also covers the Riverwood Star Party held by the RASC Mississauga Centre.
246	NE		Parc national d'Oka			Quebec	link.
246	W		Brampton BrightSkies Observatory			Ontario	A private observatory in Brampton.
247	E		Schroon Lake			New York	A town and lake in Essex county.
247	SE		Dad's Nest			New York	A private observing site near Mayfield.
247	SW		Observatory on the Ridge			Ontario	A private observatory near Ridgeway.
247	SW		Starry Knoll			New York	A private observing site. A few miles from Houghton.
248	E		Altona Observatory			New York	A private observatory near Altona.
248	W		R2 Observatory			Ontario	Private observing site of the Phd Astro group.
249	NE		Ferme Alarie			Quebec	Une ferme privée. Près de Brébeuf.
249	SW		Orbit Jet Observatory			New York	An observatory near Colden.
249	W		Alliston			Ontario
250	NW		Burk's Falls			Ontario
250	SW		Transit Dreams North			New York	A private observatory.
251	NE		Bellevue Observatory			Quebec	Obsevatory of the RASC Montreal Centre. Located at Morgan Arboretum, Ste. Anne-de-Bellevue.
251	S		Stull Observatory			New York	Observatory at Alfred University. In Alfred.
251	SW		Vineland			Ontario
251	W		Earl Rowe Provincial Park			Ontario	Provincial Park near New Tecumseth. Site of star parties held by the University of Toronto Physics Club (UTMPC) and the U of T Amateur Astronomer's Society (UTAAS).
251	W		Midland			Ontario
251	W		Palgrave Conservation Area			Ontario	Site of the EfstonScience Cosmic Connections Observing Sessions. 10km north of Bolton.
252	NE		Observatoire astronomique du bois de Belle-Rivière			Quebec	Site d'observation du Club d'astronomie Bois de Belle-Rivière-Mirabel
252	SW		Blue Braille Observatory			Ontario	A private observatory.
252	SW		Welland			Ontario
252	W		Brampton			Ontario
253	NE		Sainte-Scholastique			Quebec	Site d'observation de la Le club d'astronomie MIRA. Près de Mirabel.
253	SW		Leslie George Marczi Observatory			Ontario	AKA LGMO. A private observatory in Welland.
253	W		Tiny Marsh Provincial Wildlife Area			Ontario	Centered on the trailhead of Tiny Marsh Provincial Wildlife Area. Near Elmvale, in Tiny Township.
254	S		Eileen Collins Observatory			New York	An Observatory of Corning Community College.
255	NE		Observatoire de Mirabilis			Quebec	Un observatoire près du Mont Tremblant.
255	SE		Ernest B Wright Observatory			New York	Observatory at Hartwick College. In Oneonta.
255	SE		Stony Creek Ranch Resort Observatory			New York	Privately owned observatory of The 1000 Acres Ranch Resort. Owners are members of the Albany Area Amateur Astronomers, the Shenandoah Astronomical Society, and the Northern Virginia Astronomy Club.
255	SW		Beamsville			Ontario
255	W		Oakville			Ontario
256	NW		Delta Rocky Crest Resort			Ontario	A resort near Mactier.
256	S		Owego			New York
256	W		Caledon			Ontario
256	W		Willowbrook Observatory			Ontario	Near Alliston
257	NE		Mont-Tremblant			Quebec
257	SW		Lime Lake			New York	A lake near Machias.
258	SW		Lincoln			Ontario
259	NE		Radar de Saint-Adolphe-d'Howard			Quebec
260	NE		Morin-Heights			Quebec
260	S		Solis Lacus Observatory			New York	A private observatory in Binghamton.
260	SW		GEM 'N I Dobservatory			Ontario	A private observatory in Grimsby.
260	SW		Port Colborne			Ontario
260	W		ROBOsky.com Wild Flower Ridge Observatory			Ontario	An internet-accessible robotic-observatory farm, by ROBOsky.com, located in the Hockley Highlands near Orangeville.
261	NE		L'acceuil du Petit Lac			Quebec	Emplacement de camper d'astronomie organisé par le SAPM.
261	NE		Saint-Eustache			Quebec
261	SW		Weather and Sky Observatory			Ontario	A private observatory near Grimbsby.
261	W		Pine River Observatory			Ontario	A private observatory.
262	E		Adirondack Astronomy Retreat			New York	A star party held at Twin Valleys Camp, near Lewis. Home of SUNY Plattsburgh's David H. Levy Observatory.
262	E		SAPM à Hemmingford			Quebec	Site d'observation de la Société d'Astronomie de Planétarium de Montréal
262	N		Mont-Laurier			Quebec
262	NE		Laval-West			Quebec
262	NE		Observatoire de Labelle Etoile			Quebec	Une observatoire privé. Près de Labelle.
263	NW		Mattawa			Ontario
263	SE		Cobleskill			New York	Used by the Albany Area Amateur Astronomers.
264	NE		Domaine Saint-Bernard			Quebec	Site d'observation de la Société d'Astronomie de Planétarium de Montréal(SAPM).
264	W		Minakakis Observatory			Ontario	A private observatory near Halton Hills.
265	E		Bolton Landing			New York	On Lake George, NY.
265	E		Plattsburgh			New York	A town in Clinton county.
265	NE		Observatoire astronomique de Châteauguay			Quebec	Observatoire privé de Doris Thibeault.
265	NE		Saint-Sauveur			Quebec
265	SW		Kitters Angola Observatory			New York	A private observatory affiliated with the Buffalo Astronomical Association and South West Florida Astronomical Society.
266	NE		Dorval			Quebec	Maison du Club d\'Astronomie de Dorval et Club d\'Astronomie "e-Toiles".
266	NE		Saint-Jérôme			Quebec
267	NE		Lac Nominingue			Quebec
267	NE		Saint-Remi			Quebec
267	NE		Ste-Anne-des-Lacs			Quebec
267	S		Sayre			Pennsylvania	Also covers Athens and Waverly.
267	SE		AAAA Galway			New York	An observing site of the Albany Area Amateur Astronomers. Near Galway.
267	W		Forks of the Credit			Ontario	A provincial park used by the Toronto RASC as a dark-sky site.
267	W		Milton			Ontario
268	E		The Observatory at Tangleroot Farm			New York	A private observatory of a member of the Adirondack Skywatchers and the Salem Astronomical Society.
268	NE		Boisbriand			Quebec
268	NE		Fabreville			Quebec
268	NE		Sommet du Mont Tremblant			Quebec	Tremblant sous les étoiles>.
268	NE		Prevost			Quebec
268	NE		Ste-Thérèse			Quebec
268	SE		George Landis Arboretum			New York	Arboretum used as an observing site by the Albany Area Amateur Astronomers. Near Esperance.
268	SW		Niagara Centre Observatory			Ontario	An observatory of the RASC Niagara Centre. Located at the Chippawa Creek Conservation Area.
269	NE		Ste-Agathe-des-Monts			Quebec
269	W		Pine Islands			Ontario	In Georgian Bay half way between Parry Sound and Honey Harbour.
270	NW		Canadian Ecology Centre Observatory			Ontario	Observatory of the Canadian Ecology Centre. In Samuel de Champlain Provincial Park
270	SW		Burlington			Ontario
271	S		Kopernik Observatory			New York	Observatory of the Kopernik Astronomical Society.
271	W		Mount Nemo Observatory			Ontario	A private observatory.
271	W		Orangeville			Ontario
273	NE		Observatoire de Sainte-Sophie			Quebec	Un observatoire privé. Lien.
273	NE		Observatoire de La Sitelle			Quebec
273	NE		Pedro-Observatory			Quebec
273	NE		Rosemere			Quebec
273	W		Halton Hills			Ontario
274	NE		Lorraine			Quebec
274	NE		Sainte-Sophie			Quebec
274	W		Grey Highland Skies Observatory			Ontario	A private observatory near Dundalk.
275	E		Just a Camp Observatory			Vermont	A private observatory near Keeler Bay.
275	NE		Lac Lasalle			Quebec
275	NW		Nelsons Bay Observatory			Ontario	A private observatory on Deer Lake near South River.
275	S		Nutter Observatory			Pennsylvania	A private observaory.
275	W		Collingwood			Ontario
276	NE		Observatoire d'Astronomie Berrada			Quebec	Un observatoire privé. Près de Val-des-Lacs
276	NE		Laval			Quebec
276	NE		Sainte-Catherine			Quebec
276	SE		Sanders Preserve			New York	A nature preserve in Glenville.
276	SW		Hamilton			Ontario	Home of the HAA and the RASC Hamilton Centre.
276	W		Hamilton Centre Observatory			Ontario	Near Waterdown. Observatory of the Hamilton RASC
276	W		Shelburne			Ontario
277	NE		Lac Connelly			Quebec
277	SE		Glens Falls			New York
278	NE		Sainte-Anne-des-Plaines			Quebec
278	NW		Munro Park			Ontario	A campground near Powassan. Home of the Frozen Banana Star Party.
278	W		Chimnissing			Ontario	Centered on the West Beach of Chimnissing. On Christian Island in Georgian Bay.
279	NE		Candiac			Quebec
279	NW		Parry Sound			Ontario
279	SE		Deposit			New York	Home to some members of the S*T*A*R Astronomy.
279	SE		Stamford			New York	Home of Stamford Central School.
279	W		Blue Springs Camp			Ontario	A scout camp near Acton.
280	NE		Montréal			Quebec	Emplacement du SRAC Centre de Montréal et la Société d'Astronomie de Montréal.
280	NE		Montreal			Quebec	Home of the I. K. Williamson Observatory of the RASC Montreal Centre and La société d'astronomie de Montréal.
280	NE		Observatoire Astronomique Jean-Marc-Richard			Quebec	Observatorie de le Club des Astronomes Amateurs de Laval
280	SW		Ellicottville Observatory			New York	A private observatory near Ellicottville.
281	E		Orchard Hill Observatory			Vermont	A private observatory near South Alburg.
281	NE		Observatoire de Lac Creux			Quebec	Près de Chute-St-Philippe.
281	NE		Lac de la Montagne noire			Quebec
281	NW		Dunchurch			Ontario
282	E		Burlington			Vermont	A town in Chittenden county.
282	S		Dee-Top Observatory			Pennsylvania	A private observatory.
282	SE		Averted Vision Observatory			New York	A private observatory near Wilton.
282	SE		Knox Octagon Barn			New York	Site of lectures and star parties held by The Dudley Observatory.
283	NE		La Prairie			Quebec
283	SE		Camp Observatory			New York	A private observatory in North Blenheim.
284	SW		Lone Pine Observatory			New York	A private observatory
285	NE		Planétarium Rio Tinto Alcan de Montréal			Quebec	Planétarium de espace pour la vie Montréal
285	SW		HAA Dark Sky Site			Ontario	Not a public Site. An observing site of the Hamilton Amateur Astronomers (HAA) for members' use.
286	E		Holcomb Observatory			Vermont	An observatory of Saint Michael's College in Colchester.
286	E		West Haven Pass Observatory			Vermont	A private observatory near West Haven.
286	NE		Terrebonne			Quebec
286	SW		The Blue Marble Observatory			Ontario	A private observatory.
287	NE		Longueuil			Quebec
287	NE		Saint-Lin-Laurentides			Quebec
287	S		Mt. Pisgah State Park			Pennsylvania	A state park near West Burlington.
287	S		Mansfield			Pennsylvania	Home of Mansfield University.
287	SE		Afterwood Observatory			New York	A private observatory
287	SE		Union College Observatory			New York	Observatory of Union College in Schenectady.
288	E		McCardell Bicentennial Hall at Middlebury College			Vermont	Home of Mittelman Observatory of Middlebury College. In Middlebury.
288	NE		Saint-Calixte			Quebec
288	SW		M & T Observatory			New York	A private observatory near Olean.
288	W		Carr Astronomical Observatory			Ontario	Observatory of the Toronto RASC. Near Collingwood
289	E		Georgia Shore Observatory			Vermont	A private observatory by the shore of Lake Champlain.
289	SE		Stone Tavern Farm			New York	Farm and site of AOS Starfest, a starparty held by the Amateur Observers Society of New York.
289	SW		VSO			Ontario	AKA Very Small Obsrevatory. A private observatory near Ancaster.
289	W		Dundalk			Ontario
290	W		Colbeck Observatory			Ontario	A private observatory near Colbeck.
291	N		Reserve Faunique La Verendrye			Quebec	Centered on an airstrip in the reserve. Used by the .
291	NE		Mascouche			Quebec
292	S		Gold			Pennsylvania
292	W		Brundish Observatory			Ontario	A private observatory near Guelph.
293	E		Green Mountain Observatory			Vermont	Observatory of the Vermont Astronomical Society. Near Hinesburg.
293	NE		Observatoire du Geai Bleu			Quebec	Observatoire privé.
294	E		Quarry Road Observatory			Vermont	A private observatory.
294	NE		Observatoire de l'Agence Spatiale Canadienne			Quebec	Observatoire du ASC - CSA à Saint-Hubert.
294	S		Lead Parachute Observatory			Pennsylvania	A future private observatory near Wellsboro.
294	W		Guelph			Ontario	Home of the University of Guelph Astronomy Club (possibly out of date).
295	E		St Albans City			Vermont
295	E		St-Jean-Sur-Richelieu			Quebec
295	NE		Notre-Dame-de-la-Merci			Quebec
295	SW		Cayuga			Ontario
296	N		Le Domaine			Quebec	Un domaine grande ouverte au milieu de la Reserverve Laverendrie.
296	SE		Rensselaerville			New York	A town in Albany county.
297	NE		Parc de la Frayère			Quebec
297	W		Lora Bay			Ontario
298	NE		Chambly			Quebec
298	SE		Voorheesville			New York
298	SW		Haldimand			Ontario
298	W		Astrodoc's Doghouse Observatory			Ontario	A private observatory near Guelph.
298	W		Fergus			Ontario
298	W		Sideroad 10D			Ontario	A spot on Sideroad 10D, in Grey county.
299	E		MT Scopehead Observatory			Vermont	A private observatory near Richmond.
299	NE		Varennes			Quebec
299	SW		Fredonia Observatory			New York	Observatory of Fredonia State University of New York.
299	W		Beaver River Observatory			Ontario	A private obsrevatory somewhere in the Grey Highlands.
300	E		Rang St-Joachim			Quebec	Pres de St-Alexandre-D'Iberville.