National Astronomical Observatory (Mexico)
Dome of the 2.1 m telescope on San Pedro Mártir | |||||||
| Organization | National Autonomous University of Mexico | ||||||
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| Observatory code | 679 | ||||||
| Location | Sierra San Pedro Mártir, Baja California state, Northwestern Mexico. | ||||||
| Coordinates | 31°02′38″N 115°27′49″W / 31.0439°N 115.4637°W | ||||||
| Altitude | 2,800 meters (9,200 ft) | ||||||
| Established | 1878 | ||||||
| Website | OAN SPM | ||||||
| Telescopes | |||||||
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| Related media on Commons | |||||||
The National Astronomical Observatory (Spanish: Observatorio Astronómico Nacional—OAN) is an astronomical observatory in Baja California, Mexico.