Astronomical Observatory

Astronomical Observatory (HM7B3)

Location: Volcano, CA 95689 Amador County
Country: United States of America

N 38° 26.568', W 120° 37.88'

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Here in Volcano in 1860, miner and amateur astronomer George Madeira built California's first astronomical observatory of record and operated it for two years. Using a three inch refractory telescope he studied sun and moon, stars and planets, and other glories of the heavens, including the great comet of 1861.
HM NumberHM7B3
Marker Number715
Year Placed2006
Placed ByThe State Department of Parks and Recreation in cooperation with the Stockton and Sacramento Astronomical Societies
Marker ConditionNo reports yet
Date Added Monday, October 27th, 2014 at 2:00am PDT -07:00
Photo Credits: [1] ZAMBOWEST  
Locationbig map
UTM (WGS84 Datum)10S E 706719 N 4257603
Decimal Degrees38.44280000, -120.63133333
Degrees and Decimal MinutesN 38° 26.568', W 120° 37.88'
Degrees, Minutes and Seconds38° 26' 34.08" N, 120° 37' 52.80" W
Driving DirectionsGoogle Maps
Area Code(s)209
Closest Postal AddressAt or near 21335 Consolation St, Volcano CA 95689, US
Alternative Maps Google Maps, MapQuest, Bing Maps, Yahoo Maps, MSR Maps, OpenCycleMap, MyTopo Maps, OpenStreetMap

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