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Aryabhata was India's first satellite, [2] named after the astronomer. [3] It was launched on 19 April 1975 [ 2 ] from Kapustin Yar , a Soviet rocket launch and development site in Astrakhan Oblast using a Kosmos-3M launch vehicle.
The X-ray Polarimeter Satellite (XPoSat) is a satellite for studying black holes and polarisation. [ 154 ] [ 155 ] The spacecraft carries the Polarimeter Instrument in X-rays (POLIX) payload which will study the degree and angle of polarisation of bright astronomical X-ray sources in the energy range 5–30 keV. [ 156 ]
Aryabhata ( ISO: Āryabhaṭa) or Aryabhata I [3] [4] (476–550 CE) [5] [6] was the first of the major mathematician-astronomers from the classical age of Indian mathematics and Indian astronomy. His works include the Āryabhaṭīya (which mentions that in 3600 Kali Yuga , 499 CE, he was 23 years old) [ 7 ] and the Arya- siddhanta .
ISITE Acoustic Test Facility - This facility was designed and commissioned by CSIR-National Aerospace Laboratories, Bangalore, for ISRO Satellite Centre (ISAC), Bangalore, on 7 April 2011. A 1500 Cu.m. Isolated Reverberation Chamber, which can qualify satellites up to 156 dB in Nitrogen atmosphere, is the largest and one-of-its kind in India.
A 1-U pico-satellite [305] designed and built by the students of College of Engineering, Pune. This satellite provides point-to-point communications for the HAM community. A second version of the satellite is now being planned [306] Archived 30 July 2017 at the Wayback Machine: 41607 – 499.7 km (310.5 mi) [305] 521.5 km (324.0 mi) [305]
Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.
ExseedSat-1 is the first Indian commercial satellite built by Satellize (formerly known as Exseed Space). It was a communication satellite launched by SpaceX's Falcon-9 rocket on 6 December 2018. [27] ExseedSat-2 (AISAT) is the second Indian commercial satellite built for Amsat India launched on the fourth stage of the PSLV-C45 mission. [28]
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