1) Cartosat-2A
2) INSAT-4CR
3) Ravana-1
4) Kalpana-1
Explanation:
On June 17, 2019, Sri Lanka successfully launched its first satellite ‘Ravana-1’ into orbit from the International Space Station (ISS) along with two other BIRDS 3 satellites from Japan and Nepal. It was deployed to the 400-km of orbit at an inclination of 51.6 degrees using the JAXA (Japanese Aerospace and Exploration Agency) owned Kibo experiment module. The satellite was designed and developed by 2 Sri Lankan engineers – Tharindu Dayaratne and Dulani Chamika who are studying space engineering at Japan’s Kyushu Institute of Technology.