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  #1  
May 13th, 2016, 09:56 AM
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Isro risat

Hello sir I want to know about RISAT in ISRO so here can you please give me its details ?
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  #2  
May 13th, 2016, 09:57 AM
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Join Date: Mar 2012
Re: Isro risat

Hey as RISAT (Radar Imaging Satellite) is a series of Indian radar imaging reconnaissance satellites built by ISRO. They provide all-weather surveillance using synthetic aperture radars (SAR).

Features of RISAT
160 x 4 Mbit/s data handling system

50 Newton-meter-second reaction wheels

SAR antenna deployment mechanism

Phased array antenna with dual polarisation

Launch

RISAT-1 was successfully launched at 00:17 UTC (05:47 IST) on 26 April 2012 by a Polar Satellite Launch Vehicle, flight number C19, flying in the PSLV-XL configuration with enhanced solid rocket boosters.

The launch, which was the third flight of the PSLV-XL configuration, took place from the First Launch Pad of the Satish Dhawan Space Centre in Sriharikota, Andhra Pradesh.

The launch marked the twenty-first flight of the PSLV, and its nineteenth successful launch

Spacecraft

RISAT-1 had a mass at liftoff of 1,858 kilograms (4,096 lb), making it the heaviest earth observation satellite to be launched by India,
The heaviest satellite to be launched using a Polar Satellite Launch Vehicle. has the capability to take images of Earth during day and night, as well as in cloudy conditions.


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