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GSLV
AT A GLANCE
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Parameter
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GS1
Stage (First Stage)
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GS2
Stage (Second Stage) (L37.5H)
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GS3
Stage (Third Stage) (C12)
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S139
Booster
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L40H
Strapon
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| Length (m) | 20.13 | 19.7 | 11.56 | 8.7 |
| Dia (m) | 2.8 | 2.1 | 2.8 | 2.8 |
| Propellant mass (t) | 138 | 42 | 39 | 12.6 |
| Case/Tank material | Maraging steel | Aluminium Alloy | Aluminium Alloy | Aluminium Alloy |
| Propellant | HTPB | UH25 & N204 | UH25 & N204 | LH2 & LOX |
| Burn time (s) | 106.9 | 149 | 136 | 705 |
| Max. Vac. Thrust (kN) | 4736 | 765 | 804 | 73.5 (Nominal) |
| Control system | . | EGC single plane gimballing | EGC two plane gimballing for pitch & yaw control. Hot gas RCS for roll control. | 2 Vernier engines for thrust phase control & cold gas RCS for coast phase control. |
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S139
Integration
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Integrated
GS1 Stage
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L4OH
Integration
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Cryostage
undergoing tests
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GS2
being lifted
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Cryostage
getting lifted at MST
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GSLV-D2
MISSION PROFILE
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| For
performance monitoring, tracking, range safety /flight safety and Preliminary
Orbit Determination (POD), the vehicle is provided with instrumentation
such as S-band telemetry, on-board Inertial Navigation System and transponders
operating in C-band. |
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Launch
complex
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Satish
Dhawan Space Centre (SDSC) - SHAR
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| Satish Dhawan Space Centre (SDSC) is the launch station for GSLV. The SDSC SHAR complex located at 80 km north east of Chennai (latitude : 13.6ON, Longitude: 80.2OE) located on the east coast of India. The vehicle and spacecraft preparations, integration, checkout and launch operations are carried out in the Launch Complex facilities at SDSC, SHAR. | ||
| These facilities
include: . Mobile Service Tower, Umbilical Tower and Launch Pedestal . Solid Motor Preparation Facility . Subsystem Preparation Facility . Hardware Storage Facility . Liquid / Cryogenic Propellant Storage and Transfer Facility . Stage Preparation facility for Cryogenic Stage . Automatic Checkout and Control for Propellant Filling . Safety and Fire Fighting Systems . Satellite Preparation Facility . Launch Control Centre and Mission Control Centre Range instrumentation
and Support Facilities include: |
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