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			WhistleStop Observatory			Ontario	A private observatory.
13	W		Cobourg			Ontario
19	N		Lorenz Observatory			Ontario	A site of the North York Astronomical Association near Cobourg.
20	E		Lakehenge Observatory			Ontario	A private observatory.
26	N		Sandy Flats Observatory			Ontario	A private observatory near Roseneath.
36	NE		FvH Observatory			Ontario	A private observatory in Trenton.
37	NE		Trenton			Ontario
41	NE		Campbellford			Ontario
41	NE		Heartwood Observatory			Ontario	A private observatory.
41	NE		Quinte West			Ontario
42	NE		Mason Bald Observatory			Ontario	A private observatory in Frankford.
43	NW		Millbrook			Ontario
44	W		DRAACO			Ontario	Durham Region Astronomical Association Centre for Observing. Home of the DRAA.
46	NW		Peterborough			Ontario	Home of the Peterborough Astronomical Association
46	W		Newcastle Observatory			Ontario	A private observatory in Newcastle.
49	W		Baetsen Observatory			Ontario	A private observatory near Orono.
55	NE		Belleville			Ontario	Home of the RASC Belleville Centre
55	NE		Stirling-Rawdon			Ontario
58	E		West Lake			Ontario	Forecast also covers Sandbanks Provincial Park.
59	W		Long Sault Conservation Area			Ontario	A site used by the RASC Toronto centre. North of Bowmanville.
63	N		Camp Kawartha			Ontario	A non-profit camp for kids and adults.
63	NE		Marmora			Ontario
67	NE		Ivanhoe Observatory			Ontario	A private observatory near Ivanhoe.
67	S		Hamlin Beach State Park			New York	State Park on the south shore of Lake Ontario.
69	W		Oshawa			Ontario
70	E		Picton			Ontario
70	W		Camp Samac			Ontario	A scout camp near Oshawa.
72	E		Point Petre			Ontario	A spot at the end of end of Simpson Road used by some RASC Kingston members for Mars observing.
72	N		Oak Lake Observatory			Ontario	A private observatory.
74	NW		Kawartha Observatory			Ontario	A private observatory in Lindsay.
75	W		Port Perry Astronomical Observatory			Ontario	link
75	W		Whitby			Ontario
76	W		Port Perry			Ontario
78	S		Dark Arts Observatory			New York	A private observatory.
79	E		Fall 'N' Stars			Ontario	A star party held by the Belleville and Kingston RASC centres at Johnson's R.V. PARK.
79	W		Ashburn Astronomical Observatory			Ontario	In Ashburn.
82	W		Ajax			Ontario
82	W		CAMSAT Observatory			Ontario	A private observatory near Oshawa.
84	S		Brockport State Observatory			New York	An observatory on the campus of SUNY Brockport.
85	SW		Marshall Hill Observatory			New York	A private observatory in Medina.
87	NW		Fenelon Falls			Ontario
88	E		Greater Napanee			Ontario
88	N		Apsley			Ontario
88	N		Anstruther Lake Observatory			Ontario	A private Observatory.
88	N		Buckhorn Observatory			Ontario	An observatory near Buckhorn.
88	W		Pickering			Ontario
89	W		Bay Ridges Observatory			Ontario	A private obseratory in Pickering.
90	NE		Oak Hills			Ontario	A private observing site in Popow Ranch
90	SE		Webster Park			New York	A park in Monroe County, NY.
91	E		Prinyer's Cove			Ontario	In Prince Edward County.
92	W		Salvador Observatory			Ontario	A private observatory somewhere around Pickering.
95	S		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).
95	W		Churchill Chimes Equestrian Center			Ontario	Riding school near the Goodwood Conservation Area.
96	W		Goodwood			Ontario	Near Uxbridge.
97	NE		Lennox and Addington Dark Sky Viewing Area			Ontario	A public and official dark-sky observing site of Lennox and Addington county.
98	N		Loon Call Observatory			Ontario	A private observatory near Coe Hill.
98	W		Scarborough			Ontario	A home of the University of Toronto Scarborough..
104	NE		Kaladar			Ontario
105	N		Old Hastings Observatory			Ontario	A private observatory.
106	NE		Camden Lake			Ontario	A public wildlife area used by the Kingston RASC.
107	N		Silent Lake			Ontario	Provincial Park
107	NW		Highlands Wilderness Observatory			Ontario	An observatory in Minden Hills.
107	W		Markham			Ontario
107	W		Mount Albert Lion's Club			Ontario	Near Mount Albert.
107	W		Woodland Trails			Ontario	A scout camp near Aurora.
108	N		Mount Mould Observatory			Ontario	A private observatory near Gooderham. Also known as MMO.
108	SW		Eyeline Observatory			New York	A private observatory in Ransomville.
108	SW		DaVinci Observatory			New York	A private observatory near Lockport.
109	NE		Starlight Cascade Observatory			Ontario	A private observatory near Yarker.
111	NW		Gambridge Go-Karts			Ontario	A go cart track near Gambebridge Beach.
113	W		KW Observatory			Ontario	A private obsrevatory near Thornhill.
114	W		Betelgeuse Bar & Grill			Ontario	P.Mortfield's private observatory.
114	W		David Dunlap Observatory			Ontario	Historic Observatory in Richmond Hill.
115	W		Richmond Hill			Ontario
115	W		Toronto			Ontario	Home of the Toronto RASC, University of Toronto Atmospheric Observatory (TAO) and the Ontario Science Center.
116	NE		Arden			Ontario
116	NW		Lagoon City			Ontario
116	SW		Niagara			Ontario	Also known as Niagara-on-the-Lake. Home of the RASC Niagara Centre.
116	W		Newmarket			Ontario	Home of the York Simcoe Amateur Astronomers Club.
117	W		Toronto Islands			Ontario
119	SW		Tobey Memorial Observatory			New York	A private observatory.
119	W		Island Grove Observatory.			Ontario	Near Keswick on southernmost Lake Simcoe.
120	NE		Marble Lake Observatory			Ontario	A private observatory near Cloyne.
120	SW		Elliott-Astronomy Observatory			New York	A public observatory.
121	W		Kendrick Astro Observatory			Ontario	A private observatory in Toronto.
121	W		Vaughan			Ontario
122	N		Bancroft			Ontario
122	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.
122	W		York University Observatory			Ontario	AKA Allan I. Carswell Observatory. Observatory, of York University, with public observing.
123	NE		Sydenham			Ontario
124	NE		The Observatory on the Lake			Ontario	link
124	S		Middlebury Observatory			New York	A private observatory.
125	E		Kingston			Ontario	Home of the RASC Kingston Centre and The Queen's Observatory of Queen's University.
127	N		Haliburton County			Ontario
127	SE		Fair Haven			New York	A town in Cayuga county.
127	SW		Firemen's Park			Ontario	Used by the RASC Niagara Centre for monthly public observing nights.
128	N		Haliburton Scout Reserve			Ontario	A large scout camp centered around Lake Kennabi.
128	SE		Timerson Observatory			New York	A private observatory near Newark.
128	SW		Niagara Falls			New York
128	W		Lloyd Manor Park			Ontario	A park in Etobicoke (west Toronto), used by the the 433rd Toronto Scouts..
129	SE		Lyons			New York
129	W		Innisfil			Ontario	A town in Simcoe County.
129	W		Woodbridge			Ontario
130	SW		Niagara Falls			Ontario
130	W		Bartole Observing Platform			Ontario	A private observatory somewhere around Cook's Bay.
130	W		Fred's Backyard Observatory			Ontario	A private observatory in Etobicoke.
131	NE		Otter Lake Scout Camp			Ontario	A scout camp on Otter lake.
131	W		Churchill			Ontario	A town south of Barrie.
132	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.
133	NW		Orillia			Ontario	Home of the Orillia Stars astronomy club.
134	SW		St Catharines			Ontario
135	W		Cold Creek Conservation Area			Ontario	Conservation area used as an observing site by the York Simcoe Amateur Astronomers Club.
136	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.
136	NE		Split Rock Observatory			Ontario	A private observatory near Ardoch.
136	SW		Kellogg Observatory			New York	Observatory of the Buffalo Museum of Science in Buffalo.
136	W		Mississauga			Ontario	Home of the RASC Mississauga Centre. Forecast also covers the Riverwood Star Party held by the RASC Mississauga Centre.
138	NE		Sharbot Lake			Ontario
138	W		Brampton BrightSkies Observatory			Ontario	A private observatory in Brampton.
139	SW		Buffalo			New York	Home of the Buffalo Astronomical Association.
139	SW		Fort Erie Observatory			Ontario	A private observatory near Fort Erie.
139	W		Bolton			Ontario
139	W		Og's Bog			Ontario	A site of the North York Astronomical Association near Schomberg.
139	W		B. Williams Mem. Observatory			Ontario	A private observatory near New Tecumseth.
140	E		Battersea Observatory			Ontario	A private observatory in Battersea.
141	NW		Clearing off Thompson Road			Ontario	A clearing off Thompson road off of HYW 118. Private property. Use with permission.
141	SW		Fort Erie			Ontario
142	W		Barrie			Ontario
144	SW		Vineland			Ontario
144	W		Brampton			Ontario
145	S		Beaver Meadow Observatory			New York	Observatory of the Buffalo Astronomical Association. Near North Java.
145	SW		Observatory on the Ridge			Ontario	A private observatory near Ridgeway.
146	SE		The Smith Observatory			New York	Historic observatory in Geneva.
146	W		Oakville			Ontario
147	SW		Beamsville			Ontario
147	SW		Welland			Ontario
147	W		R2 Observatory			Ontario	Private observing site of the Phd Astro group.
148	N		Haliburton Forest Observatory			Ontario	An in a privately owned forest.
148	SW		Armour Observatory			New York	A private observatory.
148	W		Palgrave Conservation Area			Ontario	Site of the EfstonScience Cosmic Connections Observing Sessions. 10km north of Bolton.
149	S		C.E.K. Mees Observatory			New York	Observatory of the University of Rochester. Near Hornell.
149	SE		Richard S. Perkin Observatory			New York	A private observatory of Hobart and William Smith Colleges.
149	W		Camp Saulaine			Ontario	Between Angus and Barrie.
150	SW		Blue Braille Observatory			Ontario	A private observatory.
150	SW		Lincoln			Ontario
150	W		Alliston			Ontario
150	W		Caledon			Ontario
151	N		Lake St. Peter Provincial Park			Ontario	Provincial Park near Bancroft.
151	NE		Chickadee Ridge Observatory			Ontario	A private observatory.
151	NE		Westport			Ontario
151	SW		GEM 'N I Dobservatory			Ontario	A private observatory in Grimsby.
152	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.
152	NE		Cygnus Hill Observatory			Ontario	A private observatory near Maberly.
152	NW		Foxmead Observatory			Ontario	A private observatory near Coldwater.
152	NW		Gravenhurst			Ontario
152	SW		Weather and Sky Observatory			Ontario	A private observatory near Grimbsby.
153	E		Gananoque			Ontario
153	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).
156	SE		Finger Lakes Regional Airport			New York	Also covers the north-central portion of the Finger Lakes area.
156	SW		Port Colborne			Ontario
156	W		Minakakis Observatory			Ontario	A private observatory near Halton Hills.
156	W		Willowbrook Observatory			Ontario	Near Alliston
157	E		Dexter			New York
157	NW		Bracebridge			Ontario
157	S		Orbit Jet Observatory			New York	An observatory near Colden.
157	SW		Transit Dreams North			New York	A private observatory.
157	W		ROBOsky.com Wild Flower Ridge Observatory			Ontario	An internet-accessible robotic-observatory farm, by ROBOsky.com, located in the Hockley Highlands near Orangeville.
159	W		Milton			Ontario
161	SE		Los Gatos B&B			New York	Bed and Breakfast with star parties. In Penn Yan.
161	SW		Burlington			Ontario
161	SW		Niagara Centre Observatory			Ontario	An observatory of the RASC Niagara Centre. Located at the Chippawa Creek Conservation Area.
162	N		Quadeville Road			Ontario	A spot along Quadeville road near Wolfe.
162	NW		Black Skies Observatory			Ontario	A private observatory near Waubaushene.
162	NW		Lake of Bays			Ontario
162	NW		Torrance Barrens Dark-Sky Preserve			Ontario	A Dark-Sky Preserve. Near Gravenhurst and Lake Muskoka.
162	W		Forks of the Credit			Ontario	A provincial park used by the Toronto RASC as a dark-sky site.
162	W		Mount Nemo Observatory			Ontario	A private observatory.
163	NE		Black Lake Observatory			Ontario	A private observatory between Perth and Westport.
163	NE		Teeples Hill			Ontario	Private property on Teeple Haley Road. Permission required.
163	W		Pine River Observatory			Ontario	A private observatory.
165	S		Ossian Observatory			New York	A private ovservatory in Ossian.
165	W		Halton Hills			Ontario
166	NE		K&P at Clyde Forks			Ontario	A spot along Clyde Forks road where it ends at the K&P trail.
166	NE		Whippoorwill Hill Observatory			Ontario	A private observatory.
166	NW		UpUp Observatory			Ontario	A private observatory on Hiraeth Island, Lost Channel near Severn Falls.
166	SE		Highwinds Observatory			New York	A private observatory in Geneseo.
167	SW		Hamilton			Ontario	Home of the HAA and the RASC Hamilton Centre.
167	W		Hamilton Centre Observatory			Ontario	Near Waterdown. Observatory of the Hamilton RASC
167	W		Orangeville			Ontario
168	E		Charleston Lake			Ontario	Provincial Park
168	E		Watertown			New York	A town in Jefferson county.
168	NE		Black Creek Pond			Ontario	A small pond along Black Creek road in Lanark County.
168	SW		Kitters Angola Observatory			New York	A private observatory affiliated with the Buffalo Astronomical Association and South West Florida Astronomical Society.
169	NW		Tiny Marsh Provincial Wildlife Area			Ontario	Centered on the trailhead of Tiny Marsh Provincial Wildlife Area. Near Elmvale, in Tiny Township.
171	W		Blue Springs Camp			Ontario	A scout camp near Acton.
172	N		Four Corners Madawaska Observatory			Ontario
172	N		Barry's Bay			Ontario
172	N		Foymount			Ontario	A site used by the OAOG.
172	NE		Kennelly's Mountain			Ontario	Near Calabogie.
172	NW		Oxtongue Lake			Ontario
173	N		Four Corners Algonquin Observatory			Ontario
173	NW		Midland			Ontario
173	SE		Liverpool			New York
174	NE		Perth			Ontario
174	S		Starry Knoll			New York	A private observing site. A few miles from Houghton.
174	SE		Baltimore Woods Nature Center			New York	Nature Center and site of star parties.
175	E		Poole's Resort Observatory			Ontario	Site of future private observatory. Named after Pool's Resort Road. Near Mallorytown.
175	NW		Muskoka District Municipality			Ontario
175	S		Lime Lake			New York	A lake near Machias.
176	N		McCauley Lake Observatory			Ontario	A private observatory.
176	N		Rock Lake			Ontario	A campground in Algonquin Provincial Park.
176	SW		HAA Dark Sky Site			Ontario	Not a public Site. An observing site of the Hamilton Amateur Astronomers (HAA) for members' use.
176	W		Shelburne			Ontario
177	NE		Rideau Ferry Observatory			Ontario	A private observatory near Rideau Ferry.
177	W		Grey Highland Skies Observatory			Ontario	A private observatory near Dundalk.
178	NW		Taigh nan Reul			Ontario	Scottish Gaelec for "House of Stars". A private observatory.
178	SW		The Blue Marble Observatory			Ontario	A private observatory.
179	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.
179	NW		Huntsville			Ontario
179	NW		Port Carling			Ontario
179	SW		VSO			Ontario	AKA Very Small Obsrevatory. A private observatory near Ancaster.
181	SE		Syracuse			New York	Home of the Syracuse Astronomy Society.
182	E		Millsite Lake			New York	Near the Indian River State Wildlife Preserve and the town of Alexandria Bay.
182	NE		Sunset Bay			Ontario	A private observatory on the SW end of White Lake, occaisonally used by some members of OAFs.
183	W		Brundish Observatory			Ontario	A private observatory near Guelph.
184	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		Hillier Observatory			Ontario	A private observatory.
186	W		Collingwood			Ontario
186	W		Guelph			Ontario	Home of the University of Guelph Astronomy Club (possibly out of date).
187	SW		Cayuga			Ontario
188	W		Colbeck Observatory			Ontario	A private observatory near Colbeck.
189	NE		Smiths Falls			Ontario
190	SW		Haldimand			Ontario
190	W		Astrodoc's Doghouse Observatory			Ontario	A private observatory near Guelph.
191	S		Stull Observatory			New York	Observatory at Alfred University. In Alfred.
191	W		Dundalk			Ontario
191	W		Fergus			Ontario
192	N		Bonnechere Provincial Park			Ontario	Provincial park on Round lake. (Note: Nearby Bonnechere airstrip is nolonger accessable for observing.)
195	S		Ellicottville Observatory			New York	A private observatory near Ellicottville.
196	NE		Coyote Observatory			Ontario	A private observatory near White Lake.
196	SE		Darling Hill Observatory			New York	Obsevatory of the Syracuse Astronomical Society. Near Tully.
197	NE		Apple Orchard Observatory			Ontario	A private observing site
197	W		Cambridge			Ontario
198	E		Brockville			Ontario
198	NE		Beckwith Park			Ontario	Park in Black's Corners near Carleton Place. A site used by the OAOG.
198	NE		Renfrew			Ontario
198	W		Carr Astronomical Observatory			Ontario	Observatory of the Toronto RASC. Near Collingwood
199	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.
199	NW		Delta Rocky Crest Resort			Ontario	A resort near Mactier.
200	NE		Bootland Farm			Ontario	A site use by the OAOG
200	NW		Chimnissing			Ontario	Centered on the West Beach of Chimnissing. On Christian Island in Georgian Bay.
200	NW		Pine Islands			Ontario	In Georgian Bay half way between Parry Sound and Honey Harbour.
200	SW		Fredonia Observatory			New York	Observatory of Fredonia State University of New York.
201	NE		Mount Olson Observatory			Ontario	A private observatory in North Augusta.
202	NE		Pit Road			Ontario	A spot along Pit road (aka Mcguinty Rd) used by some Ottawa area observers. Near Osceola.
203	E		Lewis County Fairgrounds			New York	Fairgrounds near Lowville.
203	NE		Merrickville			Ontario	Home of some members of the OAOG.
204	SW		Brantford			Ontario
206	SW		CMiller Observatory			Ontario	Near Brantford.
206	W		Sideroad 10D			Ontario	A spot on Sideroad 10D, in Grey county.
207	W		Beaver River Observatory			Ontario	A private obsrevatory somewhere in the Grey Highlands.
207	W		Kitchener-Waterloo			Ontario	Home of the RASC Kitchener-Waterloo Centre.
209	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.
209	W		Lora Bay			Ontario
210	NE		Oxford Observatory			Ontario	A private observatory near Oxford Mills.
210	NW		Sandy Cove			Ontario	At the north-east end of Three Mile Lake. Near Burk Falls.
211	S		M & T Observatory			New York	A private observatory near Olean.
212	E		B & P Myers Observatory			New York	A private observatory near West Leyden.
213	N		Achray Campground			Ontario	Campground in the northeast part of Algonquin Park.
213	NE		Limerick Forest Pit			Ontario	A public parking lot located in Limerick Forest which is managed by the United Counties of Leeds and Grenville.
213	S		Lone Pine Observatory			New York	A private observatory
214	NE		Zion Camp			Ontario	A site used by the OAOG. In Forester's Falls, about 10km from Cobden.
215	NW		Burk's Falls			Ontario
215	W		The Glenelg Observatory			Ontario	A private observatory near Durham.
217	SE		Angel Light Observatory			New York	A private observatory near DeRuyter.
217	SE		The Knob			New York	A private observatory.
218	N		Pembroke			Ontario
218	SE		Virgil Observatory			New York	A private observatory.
218	W		Mount Forest			Ontario
219	NE		Carp Library / Diefenbunker			Ontario	Library and cold-war museum used for public star parties by the Ottawa RASC.
219	NE		Annual International Video Astronomy Star Party			Ontario	A star party in Johnstown.
220	SW		Port Dover			Ontario
220	W		Conestogo Lake			Ontario	Used by the RASC Kiitchener-Waterloo Centre.
221	NE		Barred Owl Observatory			Ontario	A private observatory near Carp.
221	NE		Denholm Observatory			Ontario	A private observatory.
221	NE		Kemptville			Ontario
221	S		Eileen Collins Observatory			New York	An Observatory of Corning Community College.
221	W		Spring Hill School Observatory			Ontario	A private observatory at the site of a former school. Near Drumbo Blandford-Blenheim.
222	N		Algonquin Radio Observatory			Ontario	Radio Observatory located in Algonquin Provincial Park.
222	N		Petawawa Terrace Provincial Nature Reserve			Ontario	A nature preserve near Petawawa.
222	NE		Quyon			Quebec
222	NE		Lookout Point			Ontario	A lookout on Lookout Road, in Westmeath.
222	NW		Parry Sound			Ontario
223	N		Petawawa			Ontario
223	NE		Clarke Priscu Observatory.			Ontario	A private observatory.
223	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.
224	SW		Simcoe			Ontario	Home of the North Shore Erie Amateur Astronomers.
225	NE		Kathik-B Observatory			Ontario	A private observatory in Kanata.
225	NE		Earwig Haven Observatory			Ontario	A private observatory in Kanata.
225	NE		TamyMartOffgrid			Quebec	A private observing site.
226	W		Durham			Ontario
227	NE		Baxter Conservation Area			Ontario	Conservation area with picnic area and beach. Adjacent to Rideau Valley Air Park.
227	NE		Camp No'Chimik			Ontario	A private farm. South of Manotick.
227	W		New Hamburg Observatory			Ontario	A private observatory.
227	W		Starfest			Ontario	A starparty held near Mount Forest.
229	E		Supernova Observatory			New York	A private observatory near Floyd.
229	NE		Arbeatha Park			Ontario	A neighborhood in West Ottawa.
229	NE		Constance Bay			Ontario
229	NE		Seaway Observatory			Ontario	A private observatory in Cardinal.
230	E		Hewlett Observatory			New York	A private observatory near Canton.
230	SW		Long Point on Lake Chautauqua			New York	A state park on Chautauqua Lake. Used by the Southern Tier Astronomy Recreation Society (STARS) .
231	NE		Pinhey's Point			Ontario	A park.
231	SW		Jamestown			New York
231	W		Dornoch			Ontario
232	NE		Jock River Observatory			Ontario	A private observatory.
233	NE		Pontiac			Quebec
233	NE		South Mountain			Ontario	A site used by the OAOG.
233	S		Gold			Pennsylvania
233	SE		Peters Observatory			New York	Observatory of Hamilton College. In Clinton.
233	SE		Marathon			New York
234	NE		Inukshuk Observatory			Ontario	A private observatory in Ottawa.
234	S		Martz-Kohl Observatory			New York	Near Jamestown. Observatory of the Martz Astronomical Association
234	SW		Norfolk County			Ontario
235	NE		Astroknip's Observatory			Quebec	A private observatory in Aylmer.
236	NE		Luskville Falls			Quebec	The Luskville Falls entrance to Gatineau Park. Site of public star parties held by astropontiac.ca.
236	SW		Delhi (ON)			Ontario
236	W		CMOR			Ontario	The Canadian Meteor Orbit Radar. A meteor research station of the University of Western Ontario. Near Tavistock.
236	W		North Perth			Ontario
237	NW		Dunchurch			Ontario
237	S		Hebron Observatory			Pennsylvania	A private observatory somewhere around Hebron.
237	SE		Foggy Bottom Observatory			New York	Observatory of Colgate University in Hamilton.
237	SW		Long Point Observatory			Ontario	A commercial observatory, open to the public. Near Port Dover.
238	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 ».
239	SE		MVAS Observatory			New York	An observatory of the Mohawk Valley Astronomical Society
240	S		Port Allegany			Pennsylvania
240	W		Woodstock			Ontario
241	N		Deep River			Ontario	Home of the Deep River Astronomy Club.
241	SE		Waterville Public Libarary			New York	Library in Waterville. A site used by the Mohawk Valley Astronomical Society (MVAS).
242	NE		Otter Lake			Quebec	A site used by the OAOG.
242	NW		Nelsons Bay Observatory			Ontario	A private observatory on Deer Lake near South River.
243	NE		Boreal Skies Observatory			Quebec	A private observatory.
243	NE		Chelsea			Quebec
243	NE		Observatoire de Gatineau			Quebec	L'horloge climatique de Observatoire de Gatineau (the home of The Gatineau Observatory.)
243	W		Owen Sound			Ontario	Home of the Bluewater Astronomical Society.
244	NE		Ottawa			Ontario	Home of the Ottawa RASC, the Ottawa Valley Astronomy and Observers Group, and the Ottawa Astronomy FriendS.
245	E		Old Forge			New York
245	NE		Winchester			Ontario
246	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.
247	E		Black Forest			New York	In Adirondack Park. Along the Black River between North Wilmurt and Atwell.
247	NE		Morrisburg			Ontario	An observing site of the SD&G Backyard Astronomers Club.
247	NE		Wakefield			Quebec
248	N		Driftwood Provincial Park			Ontario	Provincial Park near Stonecliff, west of Deep River.
248	NE		Gatineau			Quebec
248	SE		The HomCav Observatory			New York	A private observatory, near Maine, NY.
248	SW		Long Point Provincial Park			Ontario	Provincial Park on lake Erie.
248	W		Stratford			Ontario	Home of the Stratford Astronomy Group.
249	E		Tooley Pond			New York	In Adirondack State park.
250	S		Kinzua Bridge State Park Visitor's Center			Pennsylvania	Visitor Center of a state park. Near Mt Jewett.
250	W		Embro Observatory			Ontario	A private observatory near Embro.
251	NE		Five Ferns Observation Site			Ontario	AKA the Fougere Homestead. A site used by the OAOG. Near Williamsburg.
251	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.
251	S		Mansfield			Pennsylvania	Home of Mansfield University.
251	SE		Owego			New York
252	NE		Lac Georges			Quebec
252	SE		Sayre			Pennsylvania	Also covers Athens and Waverly.
252	SW		Tillsonburg			Ontario	Aka Tilsonburg.
252	W		Walkerton			Ontario
253	E		Potsdam			New York
253	NE		Observatoires de Cantley			Quebec
253	S		Lead Parachute Observatory			Pennsylvania	A future private observatory near Wellsboro.
253	S		Warren			Pennsylvania	Home of the Warren County Amateur Astronomy Club.
254	SW		Pictor Observatory			Ontario	A private observatory near Ingersoll.
255	NE		Boundary Road			Ontario	AKA Stetsons Flyers. A site, south-east of Ottawa, used by the OAOG.
256	E		Clarkson Observatory			New York	AKA the Reynolds Astronomical Observatory. Observatory of \tClarkson University in Potsdam. \tAlso home of the Clarkson Stargazers.
256	NE		Univerciel			Quebec	Un observatoire privé.
256	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.
257	NW		Munro Park			Ontario	A campground near Powassan. Home of the Frozen Banana Star Party.
257	SE		Norwich			New York
259	NE		Photon's End Observatory			Ontario	A private observatory in Orleans. Ni!
260	E		CNYAC Observatory			New York	Observatory of the Central New York Astronomy Club.
260	NE		Embrun			Ontario
260	NE		Observatoire Isis			Quebec	Près de Val des Monts.
260	NW		Pte. au Baril			Ontario	On Georgian Bay.
261	W		Allenford Observatory			Ontario	A private observatory near Allenford.
264	SE		Mt. Pisgah State Park			Pennsylvania	A state park near West Burlington.
264	W		Wiarton			Ontario
265	SW		Erie			Pennsylvania	Home of the Mehalso Observatory of Penn State Erie.
265	W		Wingham			Ontario
266	NE		Val-des-Monts			Quebec
266	SE		Solis Lacus Observatory			New York	A private observatory in Binghamton.
267	N		Mattawa			Ontario
267	W		South Bruce Peninsula			Ontario
268	N		Canadian Ecology Centre Observatory			Ontario	Observatory of the Canadian Ecology Centre. In Samuel de Champlain Provincial Park
270	NE		Massena			New York	A town in St. Lawrence county.
270	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.
270	W		Hiddenwell Observatory			Ontario
271	NW		Restoule Provincial Park			Ontario	Provincial park and home of the Gateway to the Universe star party held by the North Bay Astronomy Club.
271	SE		Kopernik Observatory			New York	Observatory of the Kopernik Astronomical Society.
271	SW		Port Burwell Provincial Park			Ontario	Provincial park.
272	W		SkyShed Observatories			Ontario	A manufacturer of observatories
273	S		Hearts Content Scenic Area			Pennsylvania	A site used by the Southern Tier Astronomy Recreation Society(S.T.A.R.S).
273	SW		Mitchell Observatory			Pennsylvania	A private observatory.
274	NE		Hammond			Ontario	A site used by the OAOG.
274	W		Port Elgin			Ontario	Home of the Bluewater Astronomical Society (formerly the Bruce County Astronomical Society).
275	NE		OAOG Moose Creek			Ontario	A site on private land used by the OAOG with permission. Near Casselman.
276	E		Morehouse Lake Observatory			New York	A private observatory near Hoffmeister.
276	NE		Avonmore			Ontario
277	SE		Nutter Observatory			Pennsylvania	A private observaory.
279	SW		Springwater Conservation Area			Ontario	link
280	E		Christel Observatory			New York	A private observatory
281	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.
281	NE		Lac Heney			Quebec
281	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.
281	NW		Quetican Observatory			Ontario	Near Lion's Head.
282	SW		Old LeBoeuf Cemetery			Pennsylvania	A site of the Erie County Mobile Observers Group. Near Mill Village.
283	W		London			Ontario	Home of the RASC London Centre.
284	E		Adirondack Public Observatory			New York	Observatory near Tupper Lake.
284	NE		Thurso			Quebec
284	NW		Ponte di Legno Observatory			Ontario	A private observatory somewhere around Ferndale.
284	NW		WBI/Britt			Ontario	A radar station. And site of informal star parties.
284	W		Hume Cronyn Observatory			Ontario	A observatory run by the Department of Physics and Astronomy of the University of Western Ontario.
285	E		Long Lake			New York	Home of Penguin Rock Observatory.
285	NE		Cornwall			Ontario
285	NW		North Bay			Ontario	Home of the North Bay Astronomy Club.
285	S		Sinnemahoning State Park			Pennsylvania	State park near Austin, PA.
285	SW		Eureka Observatory			Pennsylvania	A private observatory.
285	W		Elginfield Observatory			Ontario	Observatory of the University of Western Ontario(UWO).
286	NE		Gatineau Gliding Club			Quebec	Private site of a flying club accessable to members, some of which are observers.
286	NE		Observatoire de Val-Des-Bois			Quebec
286	W		Purple Crow Lidar Facility			Ontario	Laser radar located at the Environmental Sciences Western Field Station of Western University.
288	SW		St. Thomas			Ontario
290	SW		Edinboro University Planetarium and Observatory.			Pennsylvania	Observatory and planetarium of Edinboro University.
290	SW		Evergreen Observatory			Pennsylvania	A private observatory in Girard Township.
291	NE		South Nation Space Station			Ontario	A private observatory near Jessups falls.
291	W		Kincardine			Ontario
292	SE		Dee-Top Observatory			Pennsylvania	A private observatory.
292	SE		Ernest B Wright Observatory			New York	Observatory at Hartwick College. In Oneonta.
293	NE		Edja Lake			Quebec
293	SW		GCC Observatory			Pennsylvania	Observatory of Grove City College
294	NW		Blue Heron Observatory			Ontario	A private observatory in Greenough Harbour, outside of Stokes Bay Ontario, on the Northern Bruce Peninsula.
294	S		Camp Susque Observatory			Pennsylvania	Observatory of Camp Susque. Near Trout Run.
296	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.
296	NE		Observatoire Saint-Sixte			Quebec	Une observatoire privé.
296	W		Weymouth Pines Observatory			Ontario	A private observatory near Middlesex Centre.
297	E		Blue Heron Cove Observatory			New York	A private observatory.
297	NE		Lac Echo			Quebec	Activité annuelle de camping astronomique du RAAOQ à la Réserve Faunique Papineau-Labelle.
297	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
297	W		Camp Kintail			Ontario	A public camp used by the RASC Kitchener Centre.
297	W		Goderich			Ontario
298	SE		Deposit			New York	Home to some members of the S*T*A*R Astronomy.
298	SW		Higby Hill Observatory			Pennsylvania	A private observatory.
299	NE		Treadwell Observatory			Ontario
299	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.
299	W		Point Clark			Ontario
300	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.