Global InformationShamakhy Astrophysical Observatory information
 Panoramic view of the Shamakhy Astrophysical Observatory | |||||||||
| Alternative names | Shamakhi Astrophysical Observatory | ||||||||
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| Named after | Nasir al-Din al-Tusi  | ||||||||
| Organization | National Academy of Sciences of Azerbaijan | ||||||||
| Location | Pirqulu | ||||||||
| Coordinates | 40°46′55″N 48°35′48″E / 40.78194°N 48.59667°E | ||||||||
| Altitude | 1,500, 1,435 m (4,921, 4,708 ft) | ||||||||
| Observing time | 200 nights per year | ||||||||
| Established | November 17, 1959 | ||||||||
| Website | Shao.az | ||||||||
| Telescopes | |||||||||
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  Location of Nasir al-Din al-Tusi
Shamakhy Astrophysical Observatory | |||||||||
 Related media on Commons | |||||||||
The Shamakhy Astrophysical Observatory, named after Nasreddin Tusi of the National Academy of Sciences of Azerbaijan (ANAS ShAO; Azerbaijani: Azərbaycan Milli Elmlər Akademiyası Nəsirəddin Tusi adına Şamaxı Astrofizika Rəsədxanası) was established on November 17, 1959, by decree No. 975 of the Council of Ministers of the Azerbaijan SSR. ShAO operates as a research institute within the ANAS Department of Physical, Mathematical, and Technical Sciences. The Observatory is located in the north-east of the Greater Caucasus Range, 150 km from the city of Baku, in the eastern part of Mount Pirkuli, at an altitude of 1435–1500 m above sea level, in geographical coordinates λ = 48⁰ 35' 04" E, φ = 40⁰ 46 '20"N. Here the number of clear nights suitable for observation reaches 150-180 per year.