Clear Sky Chart

Charts within 180mi of Lightholder Optics Observatory

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Prov/StateComments/Links
0 Lightholder Optics Observatory
 
California   Observatory of Lightholder Optics.
7N South Lake Tahoe
 
California  
12E Bertucci's Sky
 
Nevada   A private observatory.
13E Sierra Stars Observatory
 
California   A private observatory near Paynesville.
16NE Gardnerville
 
Nevada  
18SW Shot Rock
 
California   A spot along the Carson Pass Highway.
19E Ruhenstroth Observatory
 
Nevada   A private observatory somewhere around Gardnerville.
20E Monitor Pass
 
California  
21NE Virgo Skyline Observatory.
 
Nevada   A private observatory.
21W Ice House Observation Plateau
 
California  
23SW Peddler Hill
 
California   A site used by the Stockton Astronomical Society.
25N Sand Point
 
Nevada   In Lake Tahoe Nevada State Park, Near Incline Village.
26NE Jack C. Davis Observatory
 
Nevada   Observatory of the Western Nevada Community College. Affiliated with the Western Nevada Astronomical Society. In Carson City
27S Bear Valley
 
California   A town in Alpine county. Forecast also covers Tamarack and Lake Alpine.
28N Northstar Ski Resort
 
California   Resort and site of commercial star tours. Near Lake Tahoe.
33N Martis Creek Campground
 
California   A site used by the Astronomical Society of Nevada.
33NE Washoe Zephyr Observatory
 
Nevada   A private observatory in Washoe Valley.
34W Rancho Del Sol Observatory
 
California   A private observatory near Camino.
35E Wellington
 
Nevada  
35S Donnell Vista
 
California   A recreation area in the Stanislaus National Forest.
35SW Keeton Observing Site
 
California   A private observing site also used by some members of the Sacramento Valley Astronomical Society
38SE Cottontail Observatory
 
California   A private observatory somewhere around Walker.
40N Maclean Observatory
 
Nevada   Observatory of the University of Nevada, Reno.
40SW Heaven's Plateau
 
California   Site of future private observatory, Frequented by some members of the Stockton Astronomical Society . Near Wilseyville.
43SW Fiddletown
 
California   A site about 6 miles east of Fiddletown proper.
45W Foresthill
 
California  
46S Arnold Observatory
 
California   A private observatory.
47E Yerington
 
Nevada   A site of the RECON project
47NW Blue Canyon
 
California   Airport site used by the Sacramento Valley Astronomical Society.
47W Cameron Park Rotary Club Community Observatory
 
California   A community observatory built and operated by the Rotary Club of Cameron Park, the El Dorado County Office of Education, and Folsom Lake College. In El Dorado County.
48N Reno
 
Nevada   Home of the Astronomical Society of Nevada.
49N Fleischmann Planetarium and Science Center
 
Nevada   Planetarium and science center in Reno.
52W Buena Vista Observatory
 
California   A private observatory.
54S High Sierra Park
 
California   In the Stanislaus National Forest near Mi-Wuk Village.
56W Rock Hill Observatory
 
California   A private observatory in Grass Valley.
57W Auburn
 
California   Forecast also covers the Auburn State Recreation Area
58N Deer Lodge Site
 
Nevada   North of Reno. A site on Deer Lodge road used by the Astronomical Society of Nevada.
59SE Bridgeport Lake Private Observatory
 
California   A private observatory in Bridgeport Valley.
59W Sierra Skies Observatory
 
California   A private observatory.
60SW Pardee Reservoir Recreation Area
 
California   Recreation area used as an observing site by the Stockton Astronomical Society.
60W Folsom Lake State Recration Area
 
California   State recreation area norteast of Sacramento. Chart also covers the towns of Roseville and Folsom.
61NW Nevada City
 
California  
61NW NCC Robotic Observatory
 
California   Observatory of Sierra College in Grass Valley.
61SW AngelKillarney s City
 
California   AKA Angels Camp. A town in Calaveras county.
62NW James Clerk Maxwell Observatory
 
California   A private observatory near Nevada City.
62W Penryn
 
California  
63NE Gas Line Road
 
Nevada   South of Fernley. A site used by the Astronomical Society of Nevada.
65N Trapshoot
 
California   Public site used by Astronomical Society of Nevada. Near Chilcoot.
65W Rancho Cordova
 
California   A private site of the Sacramento Valley Active Astronomers Research Group.
67W Penn Valley
 
California  
68SE Bodie
 
California  
69SE Conway Summit
 
California   A dark site 12 miles north of Lee Vinning in Mono County.
70N Portola
 
California   A site of the RECON project
70N Range Land
 
Nevada   A private site of the Astronomical Society of Nevada.
71NW Saddleback Observatory
 
California   A private observatory.
73S Don Pedro Reservoir
 
California   Centered on a public scenic outlook at the north end of lake and recreation area.
74SW Telegraph City
 
California   A site used by some members of the Stockton Astronomical Society.
74SW Wilton
 
California  
74W Waltz Road
 
California   A a spot along Waltz road. Near Wheatland.
77S Greeley Hill Observatory
 
California   A private observatory near Coulterville.
79E Hawthorne
 
Nevada  
79W Elk Grove
 
California   Used for public star parties by the Sacramento Valley Astronomical Association (SVAS).
80NW Little Grass Valley Reservoir
 
California   Rservoir surounded by Little Grass Valley Recreation Area with several campgrounds.
80S Horsetail Fall
 
California   A seasonal waterfall in Yosemite National Park.
81S Glacier Point
 
California   A site of public star parties. In Yosemite National Park.
82W Sacramento
 
California   Home of the Sacrameto Valley Astronomical Association.
84SW Lodi
 
California  
85NE Grimes Point
 
Nevada   In Fallon. A site used by the Astronomical Society of Nevada.
87SW Green Acres Observatory
 
California   A private observatory.
89S Plettstone
 
California   Home of the Dale Jay Steed Observatory, a private observatory. A site used by members of TAC and the SJAA. Near Mariposa.
89W Yuba City Astronomical Observatory
 
California   A private observatory in Yuba City.
90NW Quincy
 
California   A site of the RECON project
91NW Feather River Observatory
 
California   A private observatory in Oroville.
92SW Stockton
 
California   Home of the Stockton Astronomical Society.
94SE Crestview
 
California   A hill site near Crestview, a few miles north-west of Mammoth Lakes in Inyo National Forest.
95W Davis
 
California   A town in Yolo county.
96S Mariposa Fairgrounds
 
California   Fairgrounds in Mariposa county.
96SE McGee Creek
 
California  
98W Tisdale Boat Launch
 
California   A public boat launch, though there is a fee.
99SW Modesto
 
California   Home of the of Stanislaus Amateur Astronomers of Modesto Jr. College.
101SE Mammoth Observatory
 
California   A private observatory near Mammoth Lakes.
102NW Big Bird Observatory
 
California   A private observatory near Paradise.
102NW Greenville
 
California   A site of the RECON project
102SW Rio Vista
 
California   A town in Solano county.
103S Ahwahnee Hills Observatory
 
California   A private observatory located in Ahwahnee.
104SW Turlock
 
California   A town in Stanislaus county.
106NW Paradise
 
California  
108S HOLT Observatory
 
California   A private observatory.
108W Esparto
 
California   Site used by the Davis Astronomers.
110S Bayt Observatory
 
California   A private observatory near Coarsegold.
110S Merced
 
California  
111E First Light Observatory
 
Nevada   A private observatory
111N Bateson Observatory
 
California   A private observatory near Susanville.
111SW Brentwood
 
California   Forecast also covers Byran and Oakley.
111SW Tracy Airport
 
California  
112W Vacaville
 
California  
113S Eastman Lake Recreation Area
 
California   Recreation area used by the Central Valley Astronomers.
113SW DVHS Espace Academy
 
California   ESpace Academy, part of Deer Valley High School In Antioch.
114S Coarsegold
 
California  
115NW Chico Community Observatory
 
California   A community observatory in Upper Bidwell Park.
116NW Meadow View Observatory
 
California   A private observatory.
117S Artis Observatory
 
California   A private observatory somewhere around Yosemite Lakes.
117SE Pinchot Creek
 
Nevada   On BLM land.
117W Blue Ridge
 
California   The general area of Blue Ridge, in the Vaca Mountains.
120S Hensley Lake
 
California   Regular observing site of the Central Valley Astronomers.
120W Ghost Pine Observatory
 
California   A private observatory in the Upper Capay Valley.
122SW Newman Vista Point
 
California   A lookout on Interstate 5.
123SW Concord Observatory
 
California   A private observatory in Concord.
123SW Mount Diablo
 
California   Home of the Mt. Diablo Astronomical Society.
125S Shaver Lake
 
California  
125SW Del Valle
 
California   Site details.
125SW Livermore
 
California   Home of the Tri-Valley Stargazers astronomy club. Forecast also covers Pleasanton.
126S Lost Valley Observatory
 
California   A private observatory between Yosemite and Kings Canyon in the Sierra Nevada Mountains.
126SW CBA Concord Observatory
 
California   A private Observatory. Part of the Center for Backyard Astrophysics.
127S Sierra Remote Observatories
 
California   A group of observatories in the Sierra Nevada Mountains of California, dedicated to state-of-the-art robotic/remote imaging and data acquisition.
127SW Diablo Valley College
 
California   College near Concord.
128S Lee DaSilva Observatory
 
California   A private observatory near Madera.
128SW Hidden Hill Observatory
 
California   Observatory of the Tri-Valley Stargazers
128W Napa
 
California  
128W Putah Creek Observatory
 
California   Future site of a private observatory in Pope Valley.
129SW San Ramon
 
California   Site of outreach events held by the Eastbay Astronomical Society.
129W Vallejo Observatory
 
California   A private observatory site close to Vallejo.
130SW DarkSights Observatory
 
California   A private observatory.
131E Berlin-Ichthyosaur State Park
 
Nevada   AKA B-I State park.
132N Eagle Lake
 
California   Site of public astronomy session by Bateson Observatory personnel.
132W Angwin
 
California  
133SE Monte Cristo's Castle
 
Nevada   Area around an impressive rock formation. Used as an observing site by the Tonopah Astronomical Society.
133SW Saint Mary's College Observatory
 
California   AKA Geissberger Observatory. Observatory of Saint Mary's College.
134SE Bishop Observatory
 
California   A private observatory north of Bishop.
134SW Foxboro Park
 
California   City park, site of the Hercules Stargaze, a public star party hosted by the Hercules Stargazers.
134SW Hercules Stargazers Alternate Site
 
California   An observing site of the Hercules Stargazers in Hanna Ranch Park.
135SE Courtright Reservoir
 
California   Observing site used by the Central Valley Astronomers
136SW Barking Spider Observatory
 
California   A private observatory near Castro Valley.
136SW Mount Hamilton
 
California   Home of the Lick Observatory.
137SW Chabot Space and Science Center
 
California   A science center home to the Eastbay Astronomical Society. In Oakland.
137W Robert Ferguson Observatory
 
California   Observatory in Sugar Loaf Ridge State Park near Kenwood.
137W Sonoma
 
California  
138N Black Rock Desert
 
Nevada   A site used by the Astronomical Society of Nevada.
138SW Castro Valley
 
California  
138SW Dinosaur Point
 
California   A site used by SJAA and TAC
138SW Lawrence Hall of Science
 
California   A public and school science center of the University of California at Berkeley.
139NW Lassen National Park
 
California   Two sites used by TAC: Devastated Area and Bumpass Hell. No, really. I'm not making this up.
139SW Telescope Row
 
California   A parking lot in Joeseph D. Grant County Park used by the Halls Valley Astronomical Group for public star parties.
140SW Dowdy Ranch Visitor Center
 
California   South-eastern visitors center of Henry Coe State Park.
140SW Fremont
 
California   The town in Alameda country.
140SW Pacheco State Park
 
California   A state park used as a dark sky site.
141N WYA Eastern Lassen Site
 
California   A informal site used by the West Yolo Astronomers in the Lassen National Forest near the town of Red Rock.
142NW Buckhorn Recreation Area
 
California   Recreation area and campground on Black Butte Lake. Home of the Black Butte Lake Star Party.
142SW Henry Coe State Park
 
California   A site used by SJAA and TAC
142SW Oakland
 
California  
143SW Point Richmond
 
California  
144SE Grandview Campground
 
California   A dark sky campground. In the White-Inyo Mountains in Big Pine.
144SW Santa Teresa Spring
 
California  
144W North Point Observatory
 
California   A private observatory.
145W Hume Observatory
 
California   Located within the Pepperwood Preserve and the home of GORT (Gamma ray Optical Robotic Telescope) of the Global Telescope Network.
146S Fresno
 
California   Home of the Central Valley Astronomers.
146SW Coyote Lake
 
California   A county park used by members of the SJAA and TAC.Near Gilroy.
146SW San Jose
 
California   Home of the San Jose Astronomical Association.
146W Clear Lake
 
California   Covers the Clear Lake area inclunding Boggs Mountain State Forest.
147S Yamada Observatory
 
California   A private observatory in Wonder Valley, east of Fresno.
147W Sonoma State University Observatory
 
California   observatory in Sonoma State University. Near Rohnert Park and Cotati
148SW Morgan Hill
 
California  
148W Santa Rosa
 
California  
149S Mendota Wildlife Area
 
California   A wildlife area a few files north-east of Tranquillity.
149SE CARMA
 
California   An array of millimeter-wave radio telescopes.
149SW San Rafael
 
California   A site used by the used by the Marin Observers.
150NW Wilson Hill Observatory
 
California   A private observatory near Shingletown.
150SE Deep Springs Observatory
 
California   Observatory at Deep Springs College.
150SW San Francisco
 
California   Home of the San Francisco Sidewalk Astronomers and the San Francisco Amateur Astronomers.
151SW BREIT IDEAS Observatory
 
California   A private observatory outside Morgan Hill.
151SW Greenhawk Observatory
 
California   A private observatory.
151SW Mountain View
 
California  
151W SPARQ Observatory
 
California   Observatory of SPARQ at Piner High School. In Santa Rosa.
151W Taylor Observatory
 
California   A community Observatory in Kelseyville.
152SW Cupertino
 
California  
152SW Menlo Park
 
California  
152SW Menlo School
 
California   A school with an astronomy club. In Atherton
152SW Morrison Planetarium
 
California   Planetarium at the California Academy of Sciences. In San Francisco.
152SW Rancho Cañada del Oro
 
California   An Open Space Preserve of the Santa Clara County Open Space Authority. Used by the San Jose Astronomical Association for public outreach.
152SW Ross Creek Observatory
 
California   A private observatory in San Jose.
153SW Stanford Faculty Observatory
 
California   A private observatory of a faculty member of Stanford University.
154S D.A.R.C. Observatory
 
California   A private observatory near Mercy Hot Springs.
154SW Ewell Observatory
 
California  
154SW Foothill Observatory
 
California   Observatory of Foothill College. Used by the Peninsula Astronomical Society for public programs. In Los Altos Hills.
154SW San Francisco State University Observatory
 
California   Observatory of SFSU at Thornton Hall.
154SW San Mateo
 
California  
154SW Saratoga
 
California  
154SW Stanford
 
California   Centers on the Student Observatory of Stanford University. Home of the Stanford Astronomical Society.
155SW CSM Observatory
 
California   Observatory of the astronomy department of College of San Mateo.
155SW Mount Tamalpais State Park
 
California   Centered on Rock Springs parking area, of Mount Tamalpais State Park, a site used by the San Francisco Amateur Astronomers. Also site of astronomy programs organized by the Mt. Tamalpais Interpretive Association (MTIA).
155W The Bishop's Ranch
 
California   Retreat and conference center.
156SW Vista Hill
 
California   A lookout in Foothills Park in Palo Alto. Site of star parties held by the Peninsula Astronomical Society.
157W Forestville
 
California   A town in Sonoma county.
158S Big Stump
 
California   An entrance to Sequoia & Kings Canyon national park. Used as a backup observing site of the Central Valley Astronomers.
158SW Montebello
 
California   Montebello Open Space Preserve is a site used by TAC
159SW Oak Ridge Observatory
 
California   Observatory of the Peninsula Astronomical Society, located in the Santa Cruz Mountains.
159SW Pacifica
 
California  
159SW Summit View Observatory
 
California   A private observatory in the Santa Cruz Mountains.
159W Occidental Observatory
 
California   Near Occidental.
160E Tonopah
 
Nevada  
160S Redwood Mountain View
 
California   A vacation rental.
161NW Cottonwood
 
California   A town in Shasta county.
161SE Big Meadow
 
California   Observing site used by the Tulare Astronomical Association and the Central Valley Astronomers.
161W Powerpoint Lookout
 
California   A lookout and Ancient native American natural power spot Saratoga Springs Retreat Center. (No connection to presentation software.)
162E Tonopah Stargazing Park
 
Nevada   Site of Star parties. In Tonopah.
162SE Alkali
 
Nevada   An observing site, a few miles from the town of Alkali, used by the Tonopah Astronomical Society.
162SW Half Moon Bay
 
California  
163S Panoche Pass
 
California  
163SE Papoose Flat
 
California   A public spot in the Inyo Mountains southeast of Big Pine.
163W Marshall
 
California   A town in Marin county by Tomales Bay.
164E Stokes Castle
 
Nevada   Near Austin.
164SW Holmes Observatory
 
California   A private observatory near Lompico.
164W Lake Sonoma
 
California   A site used by TAC
165N Likely Place Golf & RV Resort
 
California   golf course and RV resort. Home of the Stellarvue Dark Sky Star Party.
165NW Baum Lake
 
California  
165SW Cabrillo College Observatory
 
California   Observatory of Cabrillo College.
166SW Fremont Peak
 
California   A site used by SJAA and TAC. Home of the Fremont Peak Observatory. In Fremont Peak State Park.
166SW Hidden Valley Observatory
 
California   A private observatory near Soquel.
167NE Dun Glen
 
Nevada  
168SW Bonny Doon Airfield
 
California   A site used by the Santa Cruz Astronomy Club.
169N Golden State Star Party
 
California   The GSSP is a star party held by the The Astronomy Connection(TAC). Near Adin.
169SW Pescadero
 
California  
169W Drakes Bay visitors center
 
California   Officially the Kenneth C. Patrick Vistor Center. Site of astronomy classes at the Point Reyes National Seashore national park.
170E Belmont
 
Nevada   A site used by the Astronomical Society of Nevada.
170SW Baskin Engineering Observatory
 
California   An observatory of the University of California, Santa Cruz.
170SW Santa Cruz
 
California   Home of the Santa Cruz Astronomy Club.
172W Rubicon Observatory
 
California   A private observatory of a member of the Ukiah Astronomical Society. Near lake Mendocino.
172W Vista Trail
 
California   Trail and overlook in Sonoma County.
173SE Independence Creek Campground
 
California   Campground in a Inyo County.
174NW Schreder Planetarium
 
California   A planetarium with public observing sessions. In Redding.
174S Pinnacles Campground
 
California   Campground at the east entrance of Pinnacles National Park.
174SW Davenport Beach
 
California   A beach in Davenport.
175S Hanford
 
California  
175SW Maple's Observatory
 
California   A private observatory somewhere around Salinas.
175W Galbreath Wildlands Preserve
 
California   Wildlife preserve of Sonoma State University.
177S Lemoore
 
California   A town in Kings county.
179S South Fork Observatory
 
California   A private observatory near Three Rivers.
179S Visalia
 
California   A town in Tulare.
180NW Whiskeytown National Recreation Area
 
California   A national recreation area west of Redding. This chart is centered on the parking lot of the Shasta Mine Loop Trailhead. It is site of astronomy programs led by the park rangers and is used as an observing site by the Shasta Astronomy Club.
180SW MIRA Weaver Student Observatory
 
California   Public observatory of the Monterey Institute for Research in Astronomy.


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