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			Hamilton Centre Observatory			Ontario	Near Waterdown. Observatory of the Hamilton RASC
5	NE		Mount Nemo Observatory			Ontario	A private observatory.
12	SE		Burlington			Ontario
14	N		Milton			Ontario
17	SE		Hamilton			Ontario	Home of the HAA and the RASC Hamilton Centre.
20	S		VSO			Ontario	AKA Very Small Obsrevatory. A private observatory near Ancaster.
21	NE		Oakville			Ontario
26	N		Minakakis Observatory			Ontario	A private observatory near Halton Hills.
28	NW		Blue Springs Camp			Ontario	A scout camp near Acton.
28	NW		Brundish Observatory			Ontario	A private observatory near Guelph.
30	N		Halton Hills			Ontario
32	NE		Mississauga			Ontario	Home of the RASC Mississauga Centre. Forecast also covers the Riverwood Star Party held by the RASC Mississauga Centre.
32	NW		Guelph			Ontario	Home of the University of Guelph Astronomy Club (possibly out of date).
32	W		Cambridge			Ontario
33	S		HAA Dark Sky Site			Ontario	Not a public Site. An observing site of the Hamilton Amateur Astronomers (HAA) for members' use.
35	N		Brampton			Ontario
36	SE		GEM 'N I Dobservatory			Ontario	A private observatory in Grimsby.
37	NW		Astrodoc's Doghouse Observatory			Ontario	A private observatory near Guelph.
37	SE		Weather and Sky Observatory			Ontario	A private observatory near Grimbsby.
40	NE		Brampton BrightSkies Observatory			Ontario	A private observatory in Brampton.
40	SW		Brantford			Ontario
40	SW		CMiller Observatory			Ontario	Near Brantford.
41	NE		Fred's Backyard Observatory			Ontario	A private observatory in Etobicoke.
43	NE		Lloyd Manor Park			Ontario	A park in Etobicoke (west Toronto), used by the the 433rd Toronto Scouts..
44	SE		Beamsville			Ontario
45	SE		Lincoln			Ontario
46	W		Kitchener-Waterloo			Ontario	Home of the RASC Kitchener-Waterloo Centre.
48	N		Forks of the Credit			Ontario	A provincial park used by the Toronto RASC as a dark-sky site.
48	NE		Kendrick Astro Observatory			Ontario	A private observatory in Toronto.
49	S		Cayuga			Ontario
50	N		Caledon			Ontario
50	NE		Toronto Islands			Ontario
50	NW		Fergus			Ontario
50	S		The Blue Marble Observatory			Ontario	A private observatory.
50	SE		Vineland			Ontario
51	NE		Woodbridge			Ontario
52	S		Haldimand			Ontario
53	NE		Toronto			Ontario	Home of the Toronto RASC, University of Toronto Atmospheric Observatory (TAO) and the Ontario Science Center.
54	NE		York University Observatory			Ontario	AKA Allan I. Carswell Observatory. Observatory, of York University, with public observing.
54	W		Spring Hill School Observatory			Ontario	A private observatory at the site of a former school. Near Drumbo Blandford-Blenheim.
55	SE		Niagara Centre Observatory			Ontario	An observatory of the RASC Niagara Centre. Located at the Chippawa Creek Conservation Area.
56	N		Bolton			Ontario
60	N		Orangeville			Ontario
60	NE		Vaughan			Ontario
61	N		Cold Creek Conservation Area			Ontario	Conservation area used as an observing site by the York Simcoe Amateur Astronomers Club.
61	NE		KW Observatory			Ontario	A private obsrevatory near Thornhill.
61	SE		St Catharines			Ontario
63	N		Palgrave Conservation Area			Ontario	Site of the EfstonScience Cosmic Connections Observing Sessions. 10km north of Bolton.
63	NE		Betelgeuse Bar & Grill			Ontario	P.Mortfield's private observatory.
64	W		New Hamburg Observatory			Ontario	A private observatory.
65	N		ROBOsky.com Wild Flower Ridge Observatory			Ontario	An internet-accessible robotic-observatory farm, by ROBOsky.com, located in the Hockley Highlands near Orangeville.
66	NE		David Dunlap Observatory			Ontario	Historic Observatory in Richmond Hill.
66	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.
67	N		Og's Bog			Ontario	A site of the North York Astronomical Association near Schomberg.
67	NE		Richmond Hill			Ontario
69	SW		Simcoe			Ontario	Home of the North Shore Erie Amateur Astronomers.
70	NE		Markham			Ontario
70	SE		Welland			Ontario
70	W		CMOR			Ontario	The Canadian Meteor Orbit Radar. A meteor research station of the University of Western Ontario. Near Tavistock.
71	E		Firemen's Park			Ontario	Used by the RASC Niagara Centre for monthly public observing nights.
71	E		Niagara			Ontario	Also known as Niagara-on-the-Lake. Home of the RASC Niagara Centre.
71	NE		Scarborough			Ontario	A home of the University of Toronto Scarborough..
71	S		Port Dover			Ontario
72	N		R2 Observatory			Ontario	Private observing site of the Phd Astro group.
72	NW		Conestogo Lake			Ontario	Used by the RASC Kiitchener-Waterloo Centre.
73	SW		Woodstock			Ontario
75	NW		Colbeck Observatory			Ontario	A private observatory near Colbeck.
76	N		B. Williams Mem. Observatory			Ontario	A private observatory near New Tecumseth.
76	SE		Niagara Falls			Ontario
76	SW		Delhi (ON)			Ontario
77	SE		Niagara Falls			New York
77	SW		Norfolk County			Ontario
78	SE		Port Colborne			Ontario
79	N		Willowbrook Observatory			Ontario	Near Alliston
79	NE		Salvador Observatory			Ontario	A private observatory somewhere around Pickering.
80	N		Shelburne			Ontario
81	NE		Bay Ridges Observatory			Ontario	A private obseratory in Pickering.
83	NE		Newmarket			Ontario	Home of the York Simcoe Amateur Astronomers Club.
83	W		Embro Observatory			Ontario	A private observatory near Embro.
84	NE		Pickering			Ontario
84	NE		Woodland Trails			Ontario	A scout camp near Aurora.
85	N		Alliston			Ontario
85	N		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).
85	SW		Long Point Observatory			Ontario	A commercial observatory, open to the public. Near Port Dover.
86	SE		Blue Braille Observatory			Ontario	A private observatory.
86	W		Stratford			Ontario	Home of the Stratford Astronomy Group.
87	SW		Pictor Observatory			Ontario	A private observatory near Ingersoll.
88	E		Eyeline Observatory			New York	A private observatory in Ransomville.
88	SW		Tillsonburg			Ontario	Aka Tilsonburg.
89	NE		Ajax			Ontario
89	NE		Churchill Chimes Equestrian Center			Ontario	Riding school near the Goodwood Conservation Area.
89	SE		Observatory on the Ridge			Ontario	A private observatory near Ridgeway.
90	N		Pine River Observatory			Ontario	A private observatory.
91	E		Tobey Memorial Observatory			New York	A private observatory.
91	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.
92	NE		Goodwood			Ontario	Near Uxbridge.
93	E		Elliott-Astronomy Observatory			New York	A public observatory.
93	N		Grey Highland Skies Observatory			Ontario	A private observatory near Dundalk.
93	NE		CAMSAT Observatory			Ontario	A private observatory near Oshawa.
93	NW		Mount Forest			Ontario
93	NW		North Perth			Ontario
94	NW		Dundalk			Ontario
94	SE		Fort Erie			Ontario
95	NE		Mount Albert Lion's Club			Ontario	Near Mount Albert.
97	NE		Whitby			Ontario
98	SE		Fort Erie Observatory			Ontario	A private observatory near Fort Erie.
99	N		Churchill			Ontario	A town south of Barrie.
99	N		Camp Saulaine			Ontario	Between Angus and Barrie.
99	SW		Long Point Provincial Park			Ontario	Provincial Park on lake Erie.
101	N		Island Grove Observatory.			Ontario	Near Keswick on southernmost Lake Simcoe.
101	NE		Ashburn Astronomical Observatory			Ontario	In Ashburn.
102	NE		Oshawa			Ontario
102	SE		Buffalo			New York	Home of the Buffalo Astronomical Association.
103	SE		Kellogg Observatory			New York	Observatory of the Buffalo Museum of Science in Buffalo.
104	NE		Camp Samac			Ontario	A scout camp near Oshawa.
105	N		Bartole Observing Platform			Ontario	A private observatory somewhere around Cook's Bay.
106	NW		Starfest			Ontario	A starparty held near Mount Forest.
107	N		Innisfil			Ontario	A town in Simcoe County.
107	NW		The Glenelg Observatory			Ontario	A private observatory near Durham.
108	E		DaVinci Observatory			New York	A private observatory near Lockport.
110	SE		Kitters Angola Observatory			New York	A private observatory affiliated with the Buffalo Astronomical Association and South West Florida Astronomical Society.
111	SW		Port Burwell Provincial Park			Ontario	Provincial park.
112	NE		Port Perry			Ontario
112	NE		Port Perry Astronomical Observatory			Ontario	link
113	N		Barrie			Ontario
113	W		SkyShed Observatories			Ontario	A manufacturer of observatories
114	NW		Durham			Ontario
115	SE		Fredonia Observatory			New York	Observatory of Fredonia State University of New York.
115	SW		Springwater Conservation Area			Ontario	link
117	W		London			Ontario	Home of the RASC London Centre.
118	SE		Armour Observatory			New York	A private observatory.
118	W		Hume Cronyn Observatory			Ontario	A observatory run by the Department of Physics and Astronomy of the University of Western Ontario.
120	NE		Long Sault Conservation Area			Ontario	A site used by the RASC Toronto centre. North of Bowmanville.
120	W		Elginfield Observatory			Ontario	Observatory of the University of Western Ontario(UWO).
120	W		Purple Crow Lidar Facility			Ontario	Laser radar located at the Environmental Sciences Western Field Station of Western University.
122	NE		Baetsen Observatory			Ontario	A private observatory near Orono.
123	E		Marshall Hill Observatory			New York	A private observatory in Medina.
123	N		Sideroad 10D			Ontario	A spot on Sideroad 10D, in Grey county.
123	NE		Newcastle Observatory			Ontario	A private observatory in Newcastle.
123	NW		Beaver River Observatory			Ontario	A private obsrevatory somewhere in the Grey Highlands.
123	SE		Transit Dreams North			New York	A private observatory.
123	SW		St. Thomas			Ontario
125	NW		Wingham			Ontario
126	N		Collingwood			Ontario
127	NW		Dornoch			Ontario
128	N		Carr Astronomical Observatory			Ontario	Observatory of the Toronto RASC. Near Collingwood
128	SE		Orbit Jet Observatory			New York	An observatory near Colden.
129	NE		DRAACO			Ontario	Durham Region Astronomical Association Centre for Observing. Home of the DRAA.
129	NW		Walkerton			Ontario
129	SW		Weymouth Pines Observatory			Ontario	A private observatory near Middlesex Centre.
133	N		Tiny Marsh Provincial Wildlife Area			Ontario	Centered on the trailhead of Tiny Marsh Provincial Wildlife Area. Near Elmvale, in Tiny Township.
136	NE		Gambridge Go-Karts			Ontario	A go cart track near Gambebridge Beach.
137	W		G-2 Farms Observatory			Ontario	A private observatory.
139	SW		Fingal Wildlife Centre			Ontario	FWC is a site used by the London RASC
140	N		Lora Bay			Ontario
141	N		Orillia			Ontario	Home of the Orillia Stars astronomy club.
141	NE		Lagoon City			Ontario
141	NE		Millbrook			Ontario
141	S		Erie			Pennsylvania	Home of the Mehalso Observatory of Penn State Erie.
143	S		Long Point on Lake Chautauqua			New York	A state park on Chautauqua Lake. Used by the Southern Tier Astronomy Recreation Society (STARS) .
144	NE		Kawartha Observatory			Ontario	A private observatory in Lindsay.
144	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.
146	W		Strathroy			Ontario
148	NW		Hiddenwell Observatory			Ontario
148	S		Mitchell Observatory			Pennsylvania	A private observatory.
148	W		Goderich			Ontario
151	N		Midland			Ontario
151	SE		Beaver Meadow Observatory			New York	Observatory of the Buffalo Astronomical Association. Near North Java.
152	N		Foxmead Observatory			Ontario	A private observatory near Coldwater.
153	N		Black Skies Observatory			Ontario	A private observatory near Waubaushene.
154	NW		Owen Sound			Ontario	Home of the Bluewater Astronomical Society.
155	NE		Cobourg			Ontario
155	S		Jamestown			New York
158	NE		Fenelon Falls			Ontario
158	NW		Camp Kintail			Ontario	A public camp used by the RASC Kitchener Centre.
158	S		Evergreen Observatory			Pennsylvania	A private observatory in Girard Township.
158	W		Lambton Shores			Ontario
159	E		Hamlin Beach State Park			New York	State Park on the south shore of Lake Ontario.
159	SE		Lime Lake			New York	A lake near Machias.
160	E		Brockport State Observatory			New York	An observatory on the campus of SUNY Brockport.
160	S		Eureka Observatory			Pennsylvania	A private observatory.
160	W		Port Franks			Ontario
161	E		Middlebury Observatory			New York	A private observatory.
161	N		Chimnissing			Ontario	Centered on the West Beach of Chimnissing. On Christian Island in Georgian Bay.
161	SE		Ellicottville Observatory			New York	A private observatory near Ellicottville.
162	NW		Kincardine			Ontario
163	NW		Allenford Observatory			Ontario	A private observatory near Allenford.
164	NE		Peterborough			Ontario	Home of the Peterborough Astronomical Association
165	NW		Port Elgin			Ontario	Home of the Bluewater Astronomical Society (formerly the Bruce County Astronomical Society).
165	NW		Point Clark			Ontario
167	NE		WhistleStop Observatory			Ontario	A private observatory.
167	SW		Big Bend Observatory			Ontario	A private observatory of a member of the RASC London Centre.
168	S		Old LeBoeuf Cemetery			Pennsylvania	A site of the Erie County Mobile Observers Group. Near Mill Village.
169	E		Dark Arts Observatory			New York	A private observatory.
169	S		Conneaut			Ohio	Also covers Ashtabula.
169	SE		Martz-Kohl Observatory			New York	Near Jamestown. Observatory of the Martz Astronomical Association
170	N		UpUp Observatory			Ontario	A private observatory on Hiraeth Island, Lost Channel near Severn Falls.
170	S		Edinboro University Planetarium and Observatory.			Pennsylvania	Observatory and planetarium of Edinboro University.
170	SW		Rodney			Ontario
176	N		Gravenhurst			Ontario
176	N		Torrance Barrens Dark-Sky Preserve			Ontario	A Dark-Sky Preserve. Near Gravenhurst and Lake Muskoka.
176	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.
176	S		GCC Observatory			Pennsylvania	Observatory of Grove City College
177	NE		Lorenz Observatory			Ontario	A site of the North York Astronomical Association near Cobourg.
179	NE		Sandy Flats Observatory			Ontario	A private observatory near Roseneath.
179	NW		Wiarton			Ontario
180	NW		South Bruce Peninsula			Ontario
180	SE		Starry Knoll			New York	A private observing site. A few miles from Houghton.
181	N		Pine Islands			Ontario	In Georgian Bay half way between Parry Sound and Honey Harbour.
183	N		Taigh nan Reul			Ontario	Scottish Gaelec for "House of Stars". A private observatory.
183	NW		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.
183	S		Warren			Pennsylvania	Home of the Warren County Amateur Astronomy Club.
185	S		"Way The Held Out" Observatory			Pennsylvania	A private observatory near Conneautville.
186	E		Lakehenge Observatory			Ontario	A private observatory.
187	NE		Camp Kawartha			Ontario	A non-profit camp for kids and adults.
187	NE		Highlands Wilderness Observatory			Ontario	An observatory in Minden Hills.
189	E		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).
189	N		Bracebridge			Ontario
189	SW		Oakdale			Ontario
190	SE		M & T Observatory			New York	A private observatory near Olean.
190	SW		Green Ridge Observatory			Ontario	A private observatory near Ridgetown.
192	S		Higby Hill Observatory			Pennsylvania	A private observatory.
194	N		Port Carling			Ontario
194	N		Clearing off Thompson Road			Ontario	A clearing off Thompson road off of HYW 118. Private property. Use with permission.
195	S		Meadville			Pennsylvania
196	NE		Buckhorn Observatory			Ontario	An observatory near Buckhorn.
197	S		Dorset Wilderness Area			Ohio	Wilderness area open to the public.
197	SW		Rondeau Provincial Park			Ontario	A provincial park on Lake Erie, near Chatham.
198	NE		Campbellford			Ontario
198	S		Hearts Content Scenic Area			Pennsylvania	A site used by the Southern Tier Astronomy Recreation Society(S.T.A.R.S).
198	S		Pettis Rd Observatory			Pennsylvania	A private observatory.

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