Clear Sky Chart

Or show these results: on a map

Distance Mi	Bear -ing	S p o n s o r e d?	Chart	Preview color key	Light Pollution	Prov/State	Comments/Links
2	S		USNO			DC	The U.S. Naval Observatory.
5	SE		Washington			DC	Nearby to some members of the Northern Virginia Astronomy Club.
6	SE		Smithsonian NASM Public Observatory			DC	AKA Smithsonian National Air and Space Museum Public Observatory. In Washington.
7	NE		University of Maryland Observatory			Maryland	Observatory of University of Maryland Home of the National Capital Astronomers. in College Park.
9	NW		Potomac Astrometric Observatory			Maryland	A observatory for personal GRB and cataclysmic variable research
11	S		Old Town Observatory			Virginia	A private observatory of a member of the Northern Virginia Astronomy Club.
11	W		Vienna			Virginia
13	N		Montgomery County Astrophysical Observatory			Maryland	Aka MCAO, a private observatory, near Derwood.
13	S		Beacon Field Observatory			Virginia	A private observatory, associated with the Friends of Beacon Field Airport. Located near Beacon Field Airport, a former airport, now a shopping mall.
13	W		Great Falls Observatory Park			Virginia	Astronomy park of the Analemma Sociey. In Great Falls and close to Reston.
14	N		Ashton Observatory at Johnson Farms			Maryland	A private observatory of a member of the Howard Astronomical League.
14	NE		ALPHA Observatory			Maryland	Observatory of Capitol Technology University.
15	SW		George Mason Observatory			Virginia	Observatory of George Mason University.
17	S		Fort Washington Park			Maryland	A historic national park in Fort Washington.
18	E		Bowie			Maryland
18	S		Bunny Foo-Foo Observatory			Maryland	A private observatory in Fort Washington.
21	SW		Centreville			Virginia	Home to some members of The Northern Virginia Astronomy Club.
22	N		Bluebird Observatory			Maryland	A private observatory owned by Jerry Persall and open to visitors by appointment.
22	S		Mason Neck State Park			Virginia	State park.
24	W		Beaglehaven Observatory			Virginia	A private observatory of a member of NOVAC. Somehwere around Ashburn.
25	N		Carr's Mill Park			Maryland	A park with no facilities, occasionally used by the Howard Astronomical League for impromptu members-only events. In Howard county.
26	NW		Little Bennett Regional Park			Maryland	A campground near Clarksburg
27	N		Alpha Ridge Park			Maryland	Observatory and star party site of the Howard Astronomical League(HAL). Park of Howard County. Near Marriottsville, MD.
27	NE		Mount Pleasant			Maryland	Part of the The Howard County Conservancy.
28	N		Mount Airy Observatory			Maryland	A private observatory of a member of the Howard Astronomical League.
28	NW		Leesburg			Virginia
29	NE		UMBC Observatory			Maryland	Observatory of University of Maryland, Baltimore County.
31	E		AACC Astronomy Lab			Maryland	Observatory of Anne Arundel Community College, and home of the AACC Astronomy Club.
31	SE		The Hughesville Sky-view Observatory			Maryland	A private observatory near Waldorf.
32	E		United States Naval Academy			Maryland	Link.. In Annapolis.
32	W		Grenville Base Observatory			Virginia	A private observatory in the Bull Run Mountains.
33	W		Camp Highroad			Virginia	A commercial campground used by the Northern Virginia Astronomy Club (NOVAC).
34	NE		Baltimore			Maryland	Home of the Baltimore Astronomical Society.
34	SE		Chesapeake Beach Veterans Memorial Park			Maryland	City park in Chesapeake Beach.
34	W		CHR			Virginia	A private observing site of the Northern Virginia Astronomy Club. Near Middleburg.
34	W		Hopewell Observatory			Virginia	In the Bull Run Mountains.
35	W		Brooke Stream Manor Observatory			Virginia	A private observatory.
36	N		Willow Oak Observatory			Maryland	A private observatory somewhere around Gamber.
36	S		Nanjemoy Creek Observatory			Maryland	An observatory of the Southern Maryland Astronomical Society.
36	W		NOVAC Turner Mountain			Virginia	An observing site of Northern Virginia Astronomy Club. On private land.
37	N		Walgrove Observatory			Maryland	A private observatory in Reisterstown.
38	N		Marstown Observatory			Maryland	A private observatory near New Windsor.
38	N		Reisterstown			Maryland	Home to the Soldiers Delight Natural Environment Area.
39	SW		Stafford			Virginia
40	NW		Murphicus Observatory			Virginia	A private observatory in Western Loudoun County.
40	SW		Katherine Hill Observatory			Virginia	A private observatory.
41	S		King George Observatory			Virginia	A private observatory in King George.
41	SW		C.M. Crockett Park			Virginia	A county park and recreation facility used as an observing site by the Northern Virginia Astronomy Club. In Midland.
42	NW		Digital Monastery Observatory			Maryland	A private observatory near Frederick.
42	NW		Middletown			Maryland	In Frederick county.
42	NW		Sweet Run State Park			Virginia	State park used by the Northern Virginia Astronomy Club (NOVAC).
43	NW		Moonridge Observatory			West Virginia	A private observatory near Harpers Ferry.
43	W		Blue Ridge Regional Park			Virginia	A park not open to the general public, but bookable by scouts and other groups. Near Round Hill.
44	E		Rich Neck Observatory			Maryland	A private observatory.
44	N		Ladiesburg			Maryland	A town in Frederick County.
44	NE		Dulaney Springs Park			Maryland	An observing site of the Baltimore County Casual Astronomers. Near Hampton.
44	NE		Martin State Airport			Maryland	airport.
44	SW		Stargazer's Field Observatory			Virginia	A private observatory.
45	SW		Mountain View Observatory			Virginia	An observatory near Warrenton.
47	E		Quiet Pond Observatory			Maryland	A private observatory of a member of the Amateur Astronomers Association of Princeton.
47	SW		Quiet Skies Observatory			Virginia	A private observatory of a member of the Northern Virginia Astronomy Club.
48	N		Bear Branch Nature Center			Maryland	A nature center and planetarium. Home to the Westminster Astronomical Society.
48	W		Sky Meadows State Park			Virginia	A state park and International Dark-Sky Park near Paris. Used by the Northern Virginia Astronomy Club.
50	NW		Greenbrier State Park			Maryland	State Park near Boonsboro.
50	SW		CF Phelps WMA			Virginia	A wildlife mangement area used by the Northern Virginia Astronomy Club (NOVAC).
51	NW		Shepherd University Observatory			West Virginia	Observatory of Shepherd University in Shepherdstown.
52	N		Prettyboy Reservoir			Maryland	A reservior surrounded by parkland.
53	NW		Beaver Creek Observatory			Maryland	An observatory of the Tri-State Astronomers.
53	NW		Catoctin Mountain Park			Maryland	Park, east of Hagerstown.
54	SW		Mark Slade Remote Observatory			Virginia	AKA MSRO. Observatory owned by MSRO Science, Inc.
55	E		TBM Observatory			Maryland	A private observatory.
56	S		Summit Crossing Observatory			Virginia	A private observatory near Spotsylvania.
57	SW		Lake of the Woods Observatory			Virginia	A private observatory (MPC I24) in Lake of the Woods.
57	W		Over The Hill Observatory			Virginia	A private observatory near Flint Hill.
58	SE		Golden Mean Observatory			Maryland	A private observatory.
59	NE		Echo Hill Outdoor School			Maryland	A school near Worton.
59	NE		Harford Community College Observatory			Maryland	Observatory of Harford Community College. Also used by the Harford County Astronomical Society. Near Bel Air.
59	NE		Sola Virtus Observatory			Maryland	A private observatory somewhere around White Hall.
60	NW		Falling Waters			West Virginia
60	SW		Culpeper			Virginia	A town in Culpeper County.
61	SE		Tall Timbers			Maryland	A town in St. Mary's county.
62	E		Tuckahoe State Park			Maryland	A site of the Delmarva Stargazers
62	N		Gettysburg College Observatory			Pennsylvania	Observatory on the campus of Gettsyburg College.
62	SE		Blackwater National Wildlife Refuge			Maryland	Centered on the Visitor Center of the refuge. Home of public star nights held by the Friends of Blackwater National Wildlife Refuge.
63	NE		Kennard Dale High School			Pennsylvania	A High school in Fawn Grove.
63	NE		YCAS Stewartstown Observing Site			Pennsylvania	An observing site of the York County Astronomical Society. In Hopewell Township, near Stewartstown.
63	SW		PostOak			Virginia
63	SW		Ryan Observing Site			Virginia	A private observation site.
63	W		Flint Ridge Observatory			Virginia	A private observatory near Winchester.
64	NW		Tomstown			Pennsylvania
64	W		Lord Fairfax Community College			Virginia	Community college near Middletown. Also the meeting place of the Shenandoah Astronomical Society (SAS).
65	N		Codorus Creek Observatory			Pennsylvania	Private observator near Spring Grove
65	NE		Fishing Battery Island			Maryland	Used by some members of the Howard Astronomical League. Near Havre de Grace.
67	NW		C&O Canal National Historical Park			Maryland	AKA Chesapeake and Ohio Canal National Historical Park. Near Clear Spring, between Hancock and Hagerstown.
67	NW		Greencastle			Pennsylvania
68	NE		Broad Creek			Maryland	A Memorial Scout Reservation used, with permission, as a dark-sky site by the Harford County Astronomical Society.
68	SW		Belmont Observatory			Virginia	A private observatory. Affiliated with the Rappahannock Astronomy Club.
68	SW		Morning Calm Observatory			Virginia	A private observatory.
70	N		Sterner Observatory			Pennsylvania	A private observatory.
71	N		Lake Meade Observatory			Pennsylvania	A private observatory.
71	NW		Morgan County Observatory			West Virginia	Observatory of the Morgan County Observatory Foundation. Near Berkeley Springs.
71	W		Lake Holiday Observatory			Virginia	A private observatory.
73	NE		Susquehannock State Park			Pennsylvania	State Park. Home of the York County Star Party, Near Drumore.
73	SE		Point Lookout State Park			Maryland	State park where Chesapeak Bay and the Potomac join.
74	SE		Elliott Island road			Maryland	Centered on the parking lot of a boat launch on Elliot Island road.
74	W		Shenandoah County Park			Virginia	A park in Shenandoah County. Used by the Shenandoah Astronomical Society and site of monthly observing sessions
75	N		Piney Mountain			Pennsylvania	A spot near the summit of Piney Mountain, used by the Chesmont Astronomical Society and called DS-3.
75	NE		Ryan Observatory			Pennsylvania	At Muddy Run. Observatory operated by the Rittenhouse Astronomical Society in coordination with the Astronomy Enthusiasts of Lancaster County. In Muddy Run Park.
75	NW		Chambersburg			Pennsylvania
75	W		East Coast Video Astronomy Rendezvous			Virginia	The ECVAR star party held at The Country Waye RV Campgrounds in Luray.
76	NE		Elk Forest			Maryland	A wildlife managment area used by the Delmarva Stargazers
76	W		Capon Springs and Farms			West Virginia	A rural resort used by the Shenandoah Astronomical Society.
77	N		YCAS Observatory			Pennsylvania	observatory and home of the York County Astronomical Society. At John C. Rudy County Park.
79	NE		Stella Nova Observatory			Pennsylvania	Near Conestoga.
79	S		Millers Tavern			Virginia	Along Rt 360 west between Tappahannock and Aylett.
79	SW		Lagniappe Farm			Virginia	A private observing site of a member of the Charlottesville Astronomical Society.
79	W		Big Meadows			Virginia	A site in Shenandoah National Park used by the Northern Virginia Astronomy Club.
80	E		Blackbird State Forest			Delaware	A state park at the border of New Castle and Kent Counties.
82	NE		Summit Observatory			Delaware	A private observatory.
82	SW		Hidden Creek Observatory			Virginia	A private observatory.
82	W		Clegg Observatory			Virginia	A private observatory near Woodstock.
83	E		Killen's Pond State Park			Delaware	A state park near Harrington.
83	N		Edward L. Naylor Astronomical Center & Observatory			Pennsylvania	A group of observatorie of the Astronomical Society of Harrisburg, PA.. Near Lewisberry.
84	NE		Starlight Observatory			Delaware	A private observatory somewhere around Glasgow.
85	E		Dover			Delaware	A town in Kent county.
85	N		Shelly Island Observatory			Pennsylvania	A private observatory near Goldsboro.
85	NE		Cruz Observatory			Pennsylvania	A private observatory.
85	NE		Wayside Observatory			Pennsylvania	A private observatory. Chart also covers the towns of New London, Avondale, West Grove and Oxford.
85	S		Bell Isle State Park			Virginia	State park.
85	S		Keeble Observatory			Virginia	Observatory of Randolph-Macon College in Ashland.
85	SE		River House Observatory			Virginia	Near Burgess.
85	SW		Montpelier Observatory			Virginia	A private observatory near Montpelier.
86	NE		Grundy Observatory			Pennsylvania	Observatory of Franklin and Marshall College which is also the meeting place of the Astronomy Enthusiasts of Lancaster County.
86	NE		Snobie Observatory			Delaware	A private observatory in Bear, DE.
86	SE		Ophelia Observatory			Virginia	A private observatory
87	N		Michael L. Britton Observatory			Pennsylvania	An observatory of Dickinson College in Carlisle. Used by the Dickinson College Astronomy Club.
87	SW		Hay House Farm Observatory			Virginia	A private observatory somewhere around Louisa, VA.
89	W		Jerome			Virginia
90	NE		Manheim Township Planetarium			Pennsylvania	Planetarium of Manheim Township Middle School . In Lancaster
90	SE		Salisbury			Maryland
91	E		Trap Pond State Park			Delaware	state park near Laurel.
91	SE		Shiloh School Observatory			Virginia	Observatory of the Shiloh School Astrophotography Club sponsored by Northumberland Preservation Inc.
92	N		Harrisburg			Pennsylvania	Home of the Astronomical Society of Harrisburg.
93	NE		Lititz			Pennsylvania	Meeting place of the Astronomy Enthusiasts of Lancaster County (AELC).
93	W		Morning Star Observatory			West Virginia	A private observatory.
94	NE		Sanctuary Observatory			Pennsylvania	A private observatory in Manheim.
94	SW		Blue Ridge Observatory			Virginia	On Flattop Mountain near Dyke.
95	N		Tuscarora Shale Pit			Pennsylvania	In Tuscarora State Forest.(Phone Forest District Office #3, Blain PA, one working day in advance to have the gate on Upper Buck Ridge Rd left unlocked.)
96	E		Milton			Delaware	Home of the Sussex County Astronomy Society in Sussex county.
96	NE		Welsh Mountain Community Center			Pennsylvania	Near a dark-sky observing site used by the Astronomy Enthusiasts of Lancaster County.
96	S		Fenwick Observatory			Virginia	A private observatory in Henrico County.
97	NE		Mount Cuba Astronomical Observatory			Delaware	AKA MCAO. Observatory of the Delaware Astromical Society
97	W		Hidden Bend Observatory			West Virginia	A private observatory near Romney.
98	NE		Coatesville			Pennsylvania	Home to some members of the the DVAA.
98	SW		Lake Monticello			Virginia	Home to some members of the Charlottesville Astronomical Society.
98	SW		Leakes Mill Park			Virginia	Park in Goochland.
99	N		Annville			Pennsylvania	Centered on Annville-Cleona Secondary School.
99	NE		Wilmington			Delaware	Home of the Delaware Astronomical Society.
99	NW		Persephone Observatory			Pennsylvania	A private observatory near Three Springs.
99	NW		Rocky Gap State Park			Maryland	State park near Cumberland.
99	S		Richmond			Virginia	"Home of the Science Museum of Virginia and the Richmond Astronomical Society
99	SW		Charlottesville			Virginia	Home of the University of Virginia's Leander McCormick Observatory and close to Fan Mountain Observatory.
100	W		Mountain Meadows Observatory			West Virginia	Private Observatory near Lost River State Park.

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Distance	Useable forecast?
< 14	Maximum accuracy.
< 29	Ok, perhaps clearing time will be off a bit.
> 29	Hmm. Better ask for closer chart site.

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