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			Cobourg			Ontario
13	E		WhistleStop Observatory			Ontario	A private observatory.
24	NE		Lorenz Observatory			Ontario	A site of the North York Astronomical Association near Cobourg.
29	NE		Sandy Flats Observatory			Ontario	A private observatory near Roseneath.
31	NW		Millbrook			Ontario
31	W		DRAACO			Ontario	Durham Region Astronomical Association Centre for Observing. Home of the DRAA.
32	E		Lakehenge Observatory			Ontario	A private observatory.
34	W		Newcastle Observatory			Ontario	A private observatory in Newcastle.
36	W		Baetsen Observatory			Ontario	A private observatory near Orono.
40	N		Peterborough			Ontario	Home of the Peterborough Astronomical Association
47	NE		Campbellford			Ontario
47	W		Long Sault Conservation Area			Ontario	A site used by the RASC Toronto centre. North of Bowmanville.
48	E		FvH Observatory			Ontario	A private observatory in Trenton.
49	E		Trenton			Ontario
51	NE		Heartwood Observatory			Ontario	A private observatory.
52	NE		Quinte West			Ontario
53	NE		Mason Bald Observatory			Ontario	A private observatory in Frankford.
57	W		Oshawa			Ontario
58	W		Camp Samac			Ontario	A scout camp near Oshawa.
61	N		Camp Kawartha			Ontario	A non-profit camp for kids and adults.
63	NE		Stirling-Rawdon			Ontario
63	W		Port Perry Astronomical Observatory			Ontario	link
63	W		Whitby			Ontario
64	NW		Kawartha Observatory			Ontario	A private observatory in Lindsay.
64	W		Port Perry			Ontario
66	E		Belleville			Ontario	Home of the RASC Belleville Centre
66	W		Ashburn Astronomical Observatory			Ontario	In Ashburn.
69	NE		Marmora			Ontario
69	S		Hamlin Beach State Park			New York	State Park on the south shore of Lake Ontario.
69	W		Ajax			Ontario
69	W		CAMSAT Observatory			Ontario	A private observatory near Oshawa.
71	E		West Lake			Ontario	Forecast also covers Sandbanks Provincial Park.
75	N		Oak Lake Observatory			Ontario	A private observatory.
75	NE		Ivanhoe Observatory			Ontario	A private observatory near Ivanhoe.
75	W		Pickering			Ontario
77	W		Bay Ridges Observatory			Ontario	A private obseratory in Pickering.
78	NW		Fenelon Falls			Ontario
80	W		Salvador Observatory			Ontario	A private observatory somewhere around Pickering.
82	E		Picton			Ontario
82	S		Dark Arts Observatory			New York	A private observatory.
82	S		Marshall Hill Observatory			New York	A private observatory in Medina.
82	W		Churchill Chimes Equestrian Center			Ontario	Riding school near the Goodwood Conservation Area.
83	W		Goodwood			Ontario	Near Uxbridge.
84	E		Point Petre			Ontario	A spot at the end of end of Simpson Road used by some RASC Kingston members for Mars observing.
85	N		Buckhorn Observatory			Ontario	An observatory near Buckhorn.
86	N		Anstruther Lake Observatory			Ontario	A private Observatory.
86	S		Brockport State Observatory			New York	An observatory on the campus of SUNY Brockport.
86	W		Scarborough			Ontario	A home of the University of Toronto Scarborough..
88	N		Apsley			Ontario
92	E		Fall 'N' Stars			Ontario	A star party held by the Belleville and Kingston RASC centres at Johnson's R.V. PARK.
94	W		Mount Albert Lion's Club			Ontario	Near Mount Albert.
94	W		Woodland Trails			Ontario	A scout camp near Aurora.
95	W		Markham			Ontario
98	SE		Webster Park			New York	A park in Monroe County, NY.
99	NE		Oak Hills			Ontario	A private observing site in Popow Ranch
100	E		Greater Napanee			Ontario
100	NW		Gambridge Go-Karts			Ontario	A go cart track near Gambebridge Beach.
100	SW		Eyeline Observatory			New York	A private observatory in Ransomville.
101	N		Loon Call Observatory			Ontario	A private observatory near Coe Hill.
101	NW		Highlands Wilderness Observatory			Ontario	An observatory in Minden Hills.
101	SE		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).
101	W		Betelgeuse Bar & Grill			Ontario	P.Mortfield's private observatory.
101	W		David Dunlap Observatory			Ontario	Historic Observatory in Richmond Hill.
101	W		KW Observatory			Ontario	A private obsrevatory near Thornhill.
102	W		Richmond Hill			Ontario
103	S		DaVinci Observatory			New York	A private observatory near Lockport.
103	W		Newmarket			Ontario	Home of the York Simcoe Amateur Astronomers Club.
103	W		Toronto			Ontario	Home of the Toronto RASC, University of Toronto Atmospheric Observatory (TAO) and the Ontario Science Center.
104	E		Prinyer's Cove			Ontario	In Prince Edward County.
105	N		Mount Mould Observatory			Ontario	A private observatory near Gooderham. Also known as MMO.
105	NW		Lagoon City			Ontario
105	W		Toronto Islands			Ontario
106	N		Silent Lake			Ontario	Provincial Park
106	NE		Lennox and Addington Dark Sky Viewing Area			Ontario	A public and official dark-sky observing site of Lennox and Addington county.
107	W		Island Grove Observatory.			Ontario	Near Keswick on southernmost Lake Simcoe.
108	N		Old Hastings Observatory			Ontario	A private observatory.
108	SW		Niagara			Ontario	Also known as Niagara-on-the-Lake. Home of the RASC Niagara Centre.
108	W		Vaughan			Ontario
109	W		Kendrick Astro Observatory			Ontario	A private observatory in Toronto.
110	W		York University Observatory			Ontario	AKA Allan I. Carswell Observatory. Observatory, of York University, with public observing.
112	NE		Kaladar			Ontario
113	SW		Tobey Memorial Observatory			New York	A private observatory.
114	SW		Elliott-Astronomy Observatory			New York	A public observatory.
116	W		Lloyd Manor Park			Ontario	A park in Etobicoke (west Toronto), used by the the 433rd Toronto Scouts..
117	NE		Camden Lake			Ontario	A public wildlife area used by the Kingston RASC.
117	W		Innisfil			Ontario	A town in Simcoe County.
117	W		Woodbridge			Ontario
118	W		Bartole Observing Platform			Ontario	A private observatory somewhere around Cook's Bay.
118	W		Fred's Backyard Observatory			Ontario	A private observatory in Etobicoke.
119	SW		Firemen's Park			Ontario	Used by the RASC Niagara Centre for monthly public observing nights.
119	W		Churchill			Ontario	A town south of Barrie.
121	NE		Starlight Cascade Observatory			Ontario	A private observatory near Yarker.
121	SW		Niagara Falls			New York
122	SW		Niagara Falls			Ontario
123	N		Haliburton County			Ontario
123	NW		Orillia			Ontario	Home of the Orillia Stars astronomy club.
123	W		Cold Creek Conservation Area			Ontario	Conservation area used as an observing site by the York Simcoe Amateur Astronomers Club.
124	N		Bancroft			Ontario
124	S		Middlebury Observatory			New York	A private observatory.
124	W		Mississauga			Ontario	Home of the RASC Mississauga Centre. Forecast also covers the Riverwood Star Party held by the RASC Mississauga Centre.
125	N		Haliburton Scout Reserve			Ontario	A large scout camp centered around Lake Kennabi.
125	NE		Arden			Ontario
125	SW		St Catharines			Ontario
126	W		Brampton BrightSkies Observatory			Ontario	A private observatory in Brampton.
126	W		Bolton			Ontario
126	W		B. Williams Mem. Observatory			Ontario	A private observatory near New Tecumseth.
127	NE		Marble Lake Observatory			Ontario	A private observatory near Cloyne.
127	SE		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.
127	W		Og's Bog			Ontario	A site of the North York Astronomical Association near Schomberg.
130	SW		Kellogg Observatory			New York	Observatory of the Buffalo Museum of Science in Buffalo.
130	W		Barrie			Ontario
132	W		Brampton			Ontario
133	SW		Buffalo			New York	Home of the Buffalo Astronomical Association.
133	SW		Fort Erie Observatory			Ontario	A private observatory near Fort Erie.
134	E		Sydenham			Ontario
134	NW		Clearing off Thompson Road			Ontario	A clearing off Thompson road off of HYW 118. Private property. Use with permission.
134	SW		Oakville			Ontario
134	SW		Vineland			Ontario
134	W		R2 Observatory			Ontario	Private observing site of the Phd Astro group.
135	E		The Observatory on the Lake			Ontario	link
135	SW		Fort Erie			Ontario
135	W		Palgrave Conservation Area			Ontario	Site of the EfstonScience Cosmic Connections Observing Sessions. 10km north of Bolton.
136	SE		Timerson Observatory			New York	A private observatory near Newark.
136	W		Camp Saulaine			Ontario	Between Angus and Barrie.
137	E		Kingston			Ontario	Home of the RASC Kingston Centre and The Queen's Observatory of Queen's University.
137	SW		Beamsville			Ontario
138	NE		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.
138	SE		Fair Haven			New York	A town in Cayuga county.
138	SE		Lyons			New York
138	SW		Observatory on the Ridge			Ontario	A private observatory near Ridgeway.
138	W		Alliston			Ontario
138	W		Caledon			Ontario
139	SW		Welland			Ontario
140	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).
141	NW		Foxmead Observatory			Ontario	A private observatory near Coldwater.
141	SW		GEM 'N I Dobservatory			Ontario	A private observatory in Grimsby.
141	SW		Lincoln			Ontario
142	NE		Otter Lake Scout Camp			Ontario	A scout camp on Otter lake.
142	SW		Weather and Sky Observatory			Ontario	A private observatory near Grimbsby.
143	NW		Gravenhurst			Ontario
143	S		Beaver Meadow Observatory			New York	Observatory of the Buffalo Astronomical Association. Near North Java.
143	SW		Blue Braille Observatory			Ontario	A private observatory.
143	W		Minakakis Observatory			Ontario	A private observatory near Halton Hills.
143	W		Willowbrook Observatory			Ontario	Near Alliston
144	N		Haliburton Forest Observatory			Ontario	An in a privately owned forest.
144	NE		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.
144	NE		Split Rock Observatory			Ontario	A private observatory near Ardoch.
144	S		Armour Observatory			New York	A private observatory.
145	W		ROBOsky.com Wild Flower Ridge Observatory			Ontario	An internet-accessible robotic-observatory farm, by ROBOsky.com, located in the Hockley Highlands near Orangeville.
147	W		Milton			Ontario
148	NE		Sharbot Lake			Ontario
149	NW		Bracebridge			Ontario
149	SW		Burlington			Ontario
149	SW		Port Colborne			Ontario
149	W		Forks of the Credit			Ontario	A provincial park used by the Toronto RASC as a dark-sky site.
150	SW		Mount Nemo Observatory			Ontario	A private observatory.
151	E		Battersea Observatory			Ontario	A private observatory in Battersea.
151	N		Lake St. Peter Provincial Park			Ontario	Provincial Park near Bancroft.
151	NW		Black Skies Observatory			Ontario	A private observatory near Waubaushene.
151	W		Pine River Observatory			Ontario	A private observatory.
152	NW		Torrance Barrens Dark-Sky Preserve			Ontario	A Dark-Sky Preserve. Near Gravenhurst and Lake Muskoka.
152	SW		Niagara Centre Observatory			Ontario	An observatory of the RASC Niagara Centre. Located at the Chippawa Creek Conservation Area.
153	S		Orbit Jet Observatory			New York	An observatory near Colden.
153	S		Transit Dreams North			New York	A private observatory.
153	W		Halton Hills			Ontario
154	SE		C.E.K. Mees Observatory			New York	Observatory of the University of Rochester. Near Hornell.
154	SE		The Smith Observatory			New York	Historic observatory in Geneva.
154	W		Orangeville			Ontario
155	SW		Hamilton Centre Observatory			Ontario	Near Waterdown. Observatory of the Hamilton RASC
156	NW		UpUp Observatory			Ontario	A private observatory on Hiraeth Island, Lost Channel near Severn Falls.
156	NW		Lake of Bays			Ontario
156	SW		Hamilton			Ontario	Home of the HAA and the RASC Hamilton Centre.
157	NW		Tiny Marsh Provincial Wildlife Area			Ontario	Centered on the trailhead of Tiny Marsh Provincial Wildlife Area. Near Elmvale, in Tiny Township.
157	SE		Richard S. Perkin Observatory			New York	A private observatory of Hobart and William Smith Colleges.
159	W		Blue Springs Camp			Ontario	A scout camp near Acton.
161	NE		Cygnus Hill Observatory			Ontario	A private observatory near Maberly.
161	NE		Chickadee Ridge Observatory			Ontario	A private observatory.
161	NE		Westport			Ontario
162	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.
162	NW		Midland			Ontario
163	SW		Kitters Angola Observatory			New York	A private observatory affiliated with the Buffalo Astronomical Association and South West Florida Astronomical Society.
163	W		Shelburne			Ontario
164	W		Grey Highland Skies Observatory			Ontario	A private observatory near Dundalk.
165	E		Gananoque			Ontario
165	SE		Finger Lakes Regional Airport			New York	Also covers the north-central portion of the Finger Lakes area.
165	SW		HAA Dark Sky Site			Ontario	Not a public Site. An observing site of the Hamilton Amateur Astronomers (HAA) for members' use.
166	N		Oxtongue Lake			Ontario
167	NE		Quadeville Road			Ontario	A spot along Quadeville road near Wolfe.
167	NW		Muskoka District Municipality			Ontario
167	SE		Los Gatos B&B			New York	Bed and Breakfast with star parties. In Penn Yan.
168	NW		Taigh nan Reul			Ontario	Scottish Gaelec for "House of Stars". A private observatory.
168	S		Ossian Observatory			New York	A private ovservatory in Ossian.
168	SW		The Blue Marble Observatory			Ontario	A private observatory.
168	SW		VSO			Ontario	AKA Very Small Obsrevatory. A private observatory near Ancaster.
169	NE		Teeples Hill			Ontario	Private property on Teeple Haley Road. Permission required.
170	E		Dexter			New York
170	NW		Port Carling			Ontario
171	N		Four Corners Algonquin Observatory			Ontario
171	W		Brundish Observatory			Ontario	A private observatory near Guelph.
172	N		Four Corners Madawaska Observatory			Ontario
172	SE		Highwinds Observatory			New York	A private observatory in Geneseo.
173	NE		Black Lake Observatory			Ontario	A private observatory between Perth and Westport.
173	NW		Huntsville			Ontario
173	S		Lime Lake			New York	A lake near Machias.
174	N		Barry's Bay			Ontario
174	N		Rock Lake			Ontario	A campground in Algonquin Provincial Park.
174	NE		K&P at Clyde Forks			Ontario	A spot along Clyde Forks road where it ends at the K&P trail.
174	S		Starry Knoll			New York	A private observing site. A few miles from Houghton.
174	W		Collingwood			Ontario
174	W		Guelph			Ontario	Home of the University of Guelph Astronomy Club (possibly out of date).
176	N		Foymount			Ontario	A site used by the OAOG.
176	N		McCauley Lake Observatory			Ontario	A private observatory.
176	W		Colbeck Observatory			Ontario	A private observatory near Colbeck.
177	NE		Black Creek Pond			Ontario	A small pond along Black Creek road in Lanark County.
177	NE		Whippoorwill Hill Observatory			Ontario	A private observatory.
177	SW		Cayuga			Ontario
178	NE		Kennelly's Mountain			Ontario	Near Calabogie.
178	W		Astrodoc's Doghouse Observatory			Ontario	A private observatory near Guelph.
178	W		Dundalk			Ontario
179	W		Fergus			Ontario
180	E		Charleston Lake			Ontario	Provincial Park
180	SW		Haldimand			Ontario
181	E		Watertown			New York	A town in Jefferson county.
181	N		Mew Lake Campground			Ontario	A campground in Algonquin Provincial Park.Home to the Algonquin Adventure, a star party of the RASC Toronto Centre.
184	NE		Perth			Ontario
184	SE		Liverpool			New York
185	SE		Baltimore Woods Nature Center			New York	Nature Center and site of star parties.
185	W		Cambridge			Ontario
186	W		Carr Astronomical Observatory			Ontario	Observatory of the Toronto RASC. Near Collingwood
187	E		Poole's Resort Observatory			Ontario	Site of future private observatory. Named after Pool's Resort Road. Near Mallorytown.
187	NE		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.
188	NE		Rideau Ferry Observatory			Ontario	A private observatory near Rideau Ferry.
189	NW		Chimnissing			Ontario	Centered on the West Beach of Chimnissing. On Christian Island in Georgian Bay.
189	NW		Pine Islands			Ontario	In Georgian Bay half way between Parry Sound and Honey Harbour.
190	NE		Sunset Bay			Ontario	A private observatory on the SW end of White Lake, occaisonally used by some members of OAFs.
190	NW		Delta Rocky Crest Resort			Ontario	A resort near Mactier.
192	SE		Syracuse			New York	Home of the Syracuse Astronomy Society.
193	S		Ellicottville Observatory			New York	A private observatory near Ellicottville.
193	S		Stull Observatory			New York	Observatory at Alfred University. In Alfred.
193	SW		Brantford			Ontario
193	W		Sideroad 10D			Ontario	A spot on Sideroad 10D, in Grey county.
194	E		Millsite Lake			New York	Near the Indian River State Wildlife Preserve and the town of Alexandria Bay.
194	N		Bonnechere Provincial Park			Ontario	Provincial park on Round lake. (Note: Nearby Bonnechere airstrip is nolonger accessable for observing.)
194	NE		Hillier Observatory			Ontario	A private observatory.
194	SW		Fredonia Observatory			New York	Observatory of Fredonia State University of New York.
195	SW		CMiller Observatory			Ontario	Near Brantford.
195	W		Beaver River Observatory			Ontario	A private obsrevatory somewhere in the Grey Highlands.
195	W		Kitchener-Waterloo			Ontario	Home of the RASC Kitchener-Waterloo Centre.
197	W		Lora Bay			Ontario
200	NE		Smiths Falls			Ontario
203	NE		Coyote Observatory			Ontario	A private observatory near White Lake.
203	W		The Glenelg Observatory			Ontario	A private observatory near Durham.
204	NE		Renfrew			Ontario
204	NW		Sandy Cove			Ontario	At the north-east end of Three Mile Lake. Near Burk Falls.
205	NE		Apple Orchard Observatory			Ontario	A private observing site
206	SE		Darling Hill Observatory			New York	Obsevatory of the Syracuse Astronomical Society. Near Tully.
206	W		Mount Forest			Ontario
207	NE		Bootland Farm			Ontario	A site use by the OAOG
207	NE		Pit Road			Ontario	A spot along Pit road (aka Mcguinty Rd) used by some Ottawa area observers. Near Osceola.
207	W		Conestogo Lake			Ontario	Used by the RASC Kiitchener-Waterloo Centre.
208	NE		Beckwith Park			Ontario	Park in Black's Corners near Carleton Place. A site used by the OAOG.
208	NE		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.
208	NW		Burk's Falls			Ontario
209	E		Brockville			Ontario
209	SW		Spring Hill School Observatory			Ontario	A private observatory at the site of a former school. Near Drumbo Blandford-Blenheim.
210	S		M & T Observatory			New York	A private observatory near Olean.
210	W		Hackbart Road Hill			Ontario	Also called Cross Hill. A spot on the side of Hackbart Road, 100 meters up from the radio tower. Used by some memebers of the RASC Kitchener-Waterloo Center. Near St. Clemens.
211	SW		Port Dover			Ontario
212	NE		Mount Olson Observatory			Ontario	A private observatory in North Augusta.
213	NE		Merrickville			Ontario	Home of some members of the OAOG.
213	NW		Parry Sound			Ontario
213	S		Lone Pine Observatory			New York	A private observatory
213	W		Durham			Ontario
214	N		Achray Campground			Ontario	Campground in the northeast part of Algonquin Park.
214	SW		Simcoe			Ontario	Home of the North Shore Erie Amateur Astronomers.
214	W		Starfest			Ontario	A starparty held near Mount Forest.
215	E		Lewis County Fairgrounds			New York	Fairgrounds near Lowville.
215	W		New Hamburg Observatory			Ontario	A private observatory.
217	SE		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.
218	W		Dornoch			Ontario
220	NE		Zion Camp			Ontario	A site used by the OAOG. In Forester's Falls, about 10km from Cobden.
221	N		Algonquin Radio Observatory			Ontario	Radio Observatory located in Algonquin Provincial Park.
221	NE		Oxford Observatory			Ontario	A private observatory near Oxford Mills.
222	N		Pembroke			Ontario
223	SW		Norfolk County			Ontario
224	E		B & P Myers Observatory			New York	A private observatory near West Leyden.
224	NE		Limerick Forest Pit			Ontario	A public parking lot located in Limerick Forest which is managed by the United Counties of Leeds and Grenville.
224	SE		The Knob			New York	A private observatory.
224	SW		Long Point on Lake Chautauqua			New York	A state park on Chautauqua Lake. Used by the Southern Tier Astronomy Recreation Society (STARS) .
224	W		CMOR			Ontario	The Canadian Meteor Orbit Radar. A meteor research station of the University of Western Ontario. Near Tavistock.
224	W		North Perth			Ontario
225	N		Petawawa Terrace Provincial Nature Reserve			Ontario	A nature preserve near Petawawa.
225	SW		Delhi (ON)			Ontario
226	N		Petawawa			Ontario
226	SW		Jamestown			New York
227	NE		Lookout Point			Ontario	A lookout on Lookout Road, in Westmeath.
227	SE		Eileen Collins Observatory			New York	An Observatory of Corning Community College.
227	SE		Virgil Observatory			New York	A private observatory.
227	SW		Long Point Observatory			Ontario	A commercial observatory, open to the public. Near Port Dover.
228	NE		Carp Library / Diefenbunker			Ontario	Library and cold-war museum used for public star parties by the Ottawa RASC.
228	SE		Angel Light Observatory			New York	A private observatory near DeRuyter.
228	SW		Woodstock			Ontario
229	NW		Dunchurch			Ontario
230	NE		Barred Owl Observatory			Ontario	A private observatory near Carp.
230	NE		Denholm Observatory			Ontario	A private observatory.
230	NE		Quyon			Quebec
230	S		Martz-Kohl Observatory			New York	Near Jamestown. Observatory of the Martz Astronomical Association
231	NE		Annual International Video Astronomy Star Party			Ontario	A star party in Johnstown.
231	W		Owen Sound			Ontario	Home of the Bluewater Astronomical Society.
232	NE		Kemptville			Ontario
233	NE		Clarke Priscu Observatory.			Ontario	A private observatory.
233	NE		TamyMartOffgrid			Quebec	A private observing site.
233	W		Monkton Observing Site			Ontario	A spot an the end of Line 58 near the town of Monkton. Used as an observing spot by the RASC Kitchener-Waterloo Centre.
234	NE		Kathik-B Observatory			Ontario	A private observatory in Kanata.
234	NE		Earwig Haven Observatory			Ontario	A private observatory in Kanata.
235	NW		Nelsons Bay Observatory			Ontario	A private observatory on Deer Lake near South River.
235	S		Gold			Pennsylvania
236	W		Stratford			Ontario	Home of the Stratford Astronomy Group.
237	NE		Constance Bay			Ontario
237	NE		Camp No'Chimik			Ontario	A private farm. South of Manotick.
237	S		Hebron Observatory			Pennsylvania	A private observatory somewhere around Hebron.
238	NE		Baxter Conservation Area			Ontario	Conservation area with picnic area and beach. Adjacent to Rideau Valley Air Park.
238	SW		Long Point Provincial Park			Ontario	Provincial Park on lake Erie.
238	W		Embro Observatory			Ontario	A private observatory near Embro.
239	NE		Arbeatha Park			Ontario	A neighborhood in West Ottawa.
239	NW		Keppel Henge			Ontario	A solar-system observatory with unusually robust instruments. Located at Keppel Croft Gardens, near the shore of Georgean Bay between Wiarton and Owen Sound.
239	W		Walkerton			Ontario
240	NE		Pinhey's Point			Ontario	A park.
240	S		Port Allegany			Pennsylvania
241	E		Supernova Observatory			New York	A private observatory near Floyd.
241	NE		Jock River Observatory			Ontario	A private observatory.
241	NE		Pontiac			Quebec
241	NE		Seaway Observatory			Ontario	A private observatory in Cardinal.
241	SW		Tillsonburg			Ontario	Aka Tilsonburg.
242	E		Hewlett Observatory			New York	A private observatory near Canton.
242	SE		Marathon			New York
242	SW		Pictor Observatory			Ontario	A private observatory near Ingersoll.
243	N		Deep River			Ontario	Home of the Deep River Astronomy Club.
243	NE		Inukshuk Observatory			Ontario	A private observatory in Ottawa.
244	NE		Astroknip's Observatory			Quebec	A private observatory in Aylmer.
244	NE		Luskville Falls			Quebec	The Luskville Falls entrance to Gatineau Park. Site of public star parties held by astropontiac.ca.
244	NE		South Mountain			Ontario	A site used by the OAOG.
244	SE		Peters Observatory			New York	Observatory of Hamilton College. In Clinton.
247	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 ».
248	N		Driftwood Provincial Park			Ontario	Provincial Park near Stonecliff, west of Deep River.
248	S		Kinzua Bridge State Park Visitor's Center			Pennsylvania	Visitor Center of a state park. Near Mt Jewett.
248	SE		Foggy Bottom Observatory			New York	Observatory of Colgate University in Hamilton.
248	W		Allenford Observatory			Ontario	A private observatory near Allenford.
249	NE		Otter Lake			Quebec	A site used by the OAOG.
249	S		Warren			Pennsylvania	Home of the Warren County Amateur Astronomy Club.
250	NW		Pte. au Baril			Ontario	On Georgian Bay.
250	SE		MVAS Observatory			New York	An observatory of the Mohawk Valley Astronomical Society
251	NW		Munro Park			Ontario	A campground near Powassan. Home of the Frozen Banana Star Party.
252	NE		Boreal Skies Observatory			Quebec	A private observatory.
252	NE		Chelsea			Quebec
252	NE		Observatoire de Gatineau			Quebec	L'horloge climatique de Observatoire de Gatineau (the home of The Gatineau Observatory.)
252	W		Wingham			Ontario
252	W		Wiarton			Ontario
253	NE		Ottawa			Ontario	Home of the Ottawa RASC, the Ottawa Valley Astronomy and Observers Group, and the Ottawa Astronomy FriendS.
253	SE		Waterville Public Libarary			New York	Library in Waterville. A site used by the Mohawk Valley Astronomical Society (MVAS).
255	W		South Bruce Peninsula			Ontario
256	NE		Wakefield			Quebec
256	NE		Winchester			Ontario
256	S		Mansfield			Pennsylvania	Home of Mansfield University.
256	SE		The HomCav Observatory			New York	A private observatory, near Maine, NY.
257	NE		Gatineau			Quebec
257	S		Lead Parachute Observatory			Pennsylvania	A future private observatory near Wellsboro.
257	SW		Erie			Pennsylvania	Home of the Mehalso Observatory of Penn State Erie.
257	W		Hiddenwell Observatory			Ontario
258	E		Old Forge			New York
258	S		Cherry Springs State Park			Pennsylvania	Near Coudersport. An state park with "short term stargazing" and is home of the Black Forest Star party and the Cherry Springs Star Party.
258	W		ES Fox Observatory (BAS/BOEC)			Ontario	Observatory of the Bluewater Astronomical Society located at the Bluewater Outdoor Education Centre of the Bluewater District School Board. The BOEC is a dark-sky preserve.
259	NE		Lac Georges			Quebec
259	NE		Morrisburg			Ontario	An observing site of the SD&G Backyard Astronomers Club.
259	SE		Owego			New York
259	SE		Sayre			Pennsylvania	Also covers Athens and Waverly.
260	E		Black Forest			New York	In Adirondack Park. Along the Black River between North Wilmurt and Atwell.
260	SW		Port Burwell Provincial Park			Ontario	Provincial park.
260	W		SkyShed Observatories			Ontario	A manufacturer of observatories
261	E		Tooley Pond			New York	In Adirondack State park.
261	NE		Observatoires de Cantley			Quebec
262	NE		Five Ferns Observation Site			Ontario	AKA the Fougere Homestead. A site used by the OAOG. Near Williamsburg.
262	W		Port Elgin			Ontario	Home of the Bluewater Astronomical Society (formerly the Bruce County Astronomical Society).
265	E		Potsdam			New York
265	N		Canadian Ecology Centre Observatory			Ontario	Observatory of the Canadian Ecology Centre. In Samuel de Champlain Provincial Park
265	N		Mattawa			Ontario
265	NE		Boundary Road			Ontario	AKA Stetsons Flyers. A site, south-east of Ottawa, used by the OAOG.
265	NE		Univerciel			Quebec	Un observatoire privé.
265	NW		Restoule Provincial Park			Ontario	Provincial park and home of the Gateway to the Universe star party held by the North Bay Astronomy Club.
265	SW		Mitchell Observatory			Pennsylvania	A private observatory.
267	SE		Norwich			New York
268	E		Clarkson Observatory			New York	AKA the Reynolds Astronomical Observatory. Observatory of \tClarkson University in Potsdam. \tAlso home of the Clarkson Stargazers.
268	NE		Observatoire Isis			Quebec	Près de Val des Monts.
268	SW		Springwater Conservation Area			Ontario	link
269	NE		Photon's End Observatory			Ontario	A private observatory in Orleans. Ni!
269	S		Hearts Content Scenic Area			Pennsylvania	A site used by the Southern Tier Astronomy Recreation Society(S.T.A.R.S).
270	NE		Embrun			Ontario
270	NW		Lion's Head Dark Sky Viewing Platform			Ontario	A deck at Lion's head Marina in the town of Lion's Head. Site of public astronomy events.
270	NW		Quetican Observatory			Ontario	Near Lion's Head.
270	SE		Mt. Pisgah State Park			Pennsylvania	A state park near West Burlington.
272	E		CNYAC Observatory			New York	Observatory of the Central New York Astronomy Club.
272	NW		Ponte di Legno Observatory			Ontario	A private observatory somewhere around Ferndale.
272	SW		London			Ontario	Home of the RASC London Centre.
273	W		Elginfield Observatory			Ontario	Observatory of the University of Western Ontario(UWO).
273	W		Hume Cronyn Observatory			Ontario	A observatory run by the Department of Physics and Astronomy of the University of Western Ontario.
274	NE		Val-des-Monts			Quebec
274	W		Purple Crow Lidar Facility			Ontario	Laser radar located at the Environmental Sciences Western Field Station of Western University.
275	SE		Solis Lacus Observatory			New York	A private observatory in Binghamton.
275	SW		Old LeBoeuf Cemetery			Pennsylvania	A site of the Erie County Mobile Observers Group. Near Mill Village.
276	NW		WBI/Britt			Ontario	A radar station. And site of informal star parties.
277	SW		Eureka Observatory			Pennsylvania	A private observatory.
277	SW		St. Thomas			Ontario
278	W		Kincardine			Ontario
279	N		North Bay			Ontario	Home of the North Bay Astronomy Club.
279	SE		Kopernik Observatory			New York	Observatory of the Kopernik Astronomical Society.
281	NE		Massena			New York	A town in St. Lawrence county.
282	NW		Blue Heron Observatory			Ontario	A private observatory in Greenough Harbour, outside of Stokes Bay Ontario, on the Northern Bruce Peninsula.
282	SW		Evergreen Observatory			Pennsylvania	A private observatory in Girard Township.
283	NE		Hammond			Ontario	A site used by the OAOG.
283	SW		Edinboro University Planetarium and Observatory.			Pennsylvania	Observatory and planetarium of Edinboro University.
284	SW		Weymouth Pines Observatory			Ontario	A private observatory near Middlesex Centre.
285	NE		OAOG Moose Creek			Ontario	A site on private land used by the OAOG with permission. Near Casselman.
285	S		Sinnemahoning State Park			Pennsylvania	State park near Austin, PA.
285	SE		Nutter Observatory			Pennsylvania	A private observaory.
285	W		Camp Kintail			Ontario	A public camp used by the RASC Kitchener Centre.
285	W		Goderich			Ontario
286	NW		Miller Lake			Ontario	Forecast covers Summer House Park and Miller's Family Camp both sites of star parties held by the Bayside Astronomy Program
286	SW		GCC Observatory			Pennsylvania	Observatory of Grove City College
286	W		Point Clark			Ontario
287	NE		Avonmore			Ontario
287	NW		Cabot Head			Ontario	Chart is centered on the site of the Bruce Peninsula Star Party, aka StarFeast, but also covers the Cabot Head Provincial Nature Reserve Park and Bruce Peninsula National Park which is a dark sky preserve. In the Bruce penninsula.
287	W		Bayfield			Ontario	Centered on the field of the Bayfield Agricultural Society Grounds which is site of public star parties held by the West Coast Astronomers.
288	NE		Lac Heney			Quebec
289	E		Morehouse Lake Observatory			New York	A private observatory near Hoffmeister.
289	NW		Four Elements Observatory			Ontario	A private observatory.
289	W		G-2 Farms Observatory			Ontario	A private observatory.
292	E		Christel Observatory			New York	A private observatory
292	SW		Higby Hill Observatory			Pennsylvania	A private observatory.
293	NE		Thurso			Quebec
293	SW		Fingal Wildlife Centre			Ontario	FWC is a site used by the London RASC
294	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.
294	NE		Observatoire de Val-Des-Bois			Quebec
296	NE		Cornwall			Ontario
296	NE		Gatineau Gliding Club			Quebec	Private site of a flying club accessable to members, some of which are observers.
297	E		Adirondack Public Observatory			New York	Observatory near Tupper Lake.
297	E		Long Lake			New York	Home of Penguin Rock Observatory.
297	NW		Johnston's Harbour			Ontario
297	SW		Conneaut			Ohio	Also covers Ashtabula.
298	S		Camp Susque Observatory			Pennsylvania	Observatory of Camp Susque. Near Trout Run.
299	NE		Edja Lake			Quebec