10 Interesting Fact About The world's most unique observatories

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• Observatory Bosscha, which is located in Lembang, West Java, is the oldest observatory in Indonesia which is still operating today.
• Observatory Gunung Sitoli, which is located on Nias Island, North Sumatra, is the only observatory in Indonesia located in the coastal region.
• Observatory Bosscha has the largest refractor telescope in Southeast Asia with a lens diameter reaching 60 cm.
• Observatory Bosscha is also the first observatory in the world that succeeded in observing a total solar eclipse on February 11, 1912.
• Observatory Bosscha became an important place of astronomy observation during the Dutch colonial era in Indonesia, and many important discoveries in astronomy were carried out there.
• Observatory Bosscha also has a collection of rare and historic astronomy tools, such as the Meridian Janssen telescope and the Dutch Dutch Refractory Telescope.
• Observatory Bosscha also has a double star observation program that has lasted for more than 80 years, and has produced many important discoveries in astronomy.
• Observatory Bosscha became a total solar eclipse observation center on March 9, 2016, and many astronomers from all over the world came there to observe these rare events.
• Observatory Bosscha also has a supernova observation program, and has managed to find several rare and interesting supernovas in astronomical history.
• Observatory Bosscha is a place for implementing astronomy introduction activities for the wider community, and has held many events such as the night of star observation, astronomy festivals, and so forth.