Worldwide Planetariums Database

Planetarium Sheet Mt San Antonio College (MTSAC)
Jim and Eleanor Randall Planetarium

USA , CALIFORNIA , WALNUT

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Type: School
Opened in 1968

Address: 1100 North Grand Avenue - Walnut, CA 91789
Country: USA
Email: planetarium@mtsac.edu
Phone: +1 909 274-5795

Website: https://www.mtsac.edu/planetarium/

Team
Heather Rookhuyzen, Heather Jones, Jessica Draper, Jeffrey B. George

75 seats

Dome of 10.7m

Technical
Optical system ZEISS : ZKP4
Digital system Evans_and_Sutherland : Digistar 6
Software: Digistar 6
Video system 2 vp : 1+1 center
Seat: benches

Facilities
Observatory dome on the roof (2012): 16-inch Meade RCX-400

Operation
Frequenting: 11000 people per year

History
- Spring 1968: Spitz A3P
- January 2009: Zeiss ZKP4 ($480,000) + Digistar 4 (all: $1 million)
- 2011: Ron Hartman passed away
- summer 2022: renovation: Digistar 6

Last major evolution: 2022: Digistar 6

Comments

Latitude: 34°02'50" N - Longitude: 117°50'35" W - Altitude: 234m
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last update: 04/14/2025
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