Home : Missions : Navigation : IRNSS - Indian Regional Navigation Satellite System : SALIENT FEATURES OF IRNSS 1G
Last updated on: 28-Apr-2016
SALIENT FEATURES OF IRNSS 1G
Mission | Navigation Satellite |
Payload | Navigation payload in S band and L5 band, CDMA ranging payload in C band, Rubidium Atomic Frequency Standard |
Mass | Lift - off Mass : 1430 Kg, Dry Mass : 610 Kg |
Power Requirement | 2 solar panels generating 1674 W , Batteries: 1 x 90 Ah Li Ion batteries |
Bus Platform | Standard I-1K |
Propulsion System | Conventional Bipropellant system with 12 thrusters and one 440N Liquid Apogee motor configuration use Mono Methyl Hydrazine as fuel and Mixed Oxides of Nitrogen (MON-3) as oxidizer. |
Control System | 3-axes body stabilized Zero momentum biased system with AOCE, star sensors, sun sensors, reaction wheels (tetrahedral configuration), magnetic torquers and thrusters |
Mission life | >10 years |
Orbital slot | Geo-synchronous orbit / 129.5o E Longitude with 5.1o inclination |
TTC System | CCSDS Type C-band & Ext-C Telemetry, Tracking & Command Systems |
Special Features / New Technologies |
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Launch | April 28, 2016 |
Launch vehicle | PSLV-C33 |