ISRO has its third satellite is GSAT 15. GSAT-15 was the third satellite to carry GAGAN payload after GAST-8 and GSAT-10.

The GSAT-15, India’s latest Communication Satellite is a high power satellite being inducted into the INSAT/GSAT system.

Weighing 3164 kg at lift-off, GSAT-15 carries a total of 24 communication transponders in Ku-band as well as a GPS Aided GEO Augmented Navigation (GAGAN) payload operating in L1 and L5 bands.

Basic detail about GSAT 15 ISRO:

Mission Communication and Satellite Navigation
Weight 3164 kg (Mass at Lift – off)
1440 kg (Dry Mass)
Power Solar array providing 6200 Watts and Three 100 AH Lithium-Ion batteries
Propulsion Bi- propellant System
Launch date November 11, 2015
Launch site Kourou, French Guiana
Launch vehicle Ariane-5 VA-227
Orbit Geostationary (93.5° East longitude)
Co-located with INSAT-3A and INSAT-4B


Launch Mass:
3164 kg

Launch Date:
Wednesday, November 11, 2015

Mission Life:
12 Years