|Mission duration||Planned: 8 years|
Elapsed: 11 years, 15 days
|Launch mass||1,412 kilograms (3,113 lb)|
|Dry mass||559 kilograms (1,232 lb)|
|Start of mission|
|Launch date||15 July 2011, 11:18UTC|
|Launch site||Satish Dhawan SLP|
|Longitude||48°E (Relocated: 19 Mar 2021.) |
83°E (till 9 Feb 2021)
|Perigee altitude||35,782 kilometres (22,234 mi)|
|Apogee altitude||35,803 kilometres (22,247 mi)|
|Epoch||25 December 2013, 01:49:32 UTC|
|Band||12 Extended C band|
GSAT-12 is communication satellite designed and developed by the Indian Space Research Organisation. It is the second satellite to be launched and placed on a GTO using PSLV.
GSAT-12 is considered to be a replacement of the aged satellite INSAT-3B. It will provide services like tele-education, tele-medicine, disaster management support and satellite internet access.
GSAT-12 is equipped with 12 Extended C-band transponders.
GSAT-12 was launched onboard PSLV-XL C-17 from second launch pad of Satish Dhawan Space Centre on July 15, 2011. The tentative life of satellite is 8 years.
GSAT-12 has exceeded its planned mission life and continues to operate. A replacement satellite CMS-01(formerly GSAT-12R) was launched on 17 December 2020.
GSAT-12 has been relocated from 83°E slot to 48°E slot on 19 March 2021.