Insat 3D

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General

Designation	39216 / 13038B
Launch date	25 Jul 2013
Country of origin	India
Mission	Meteorology
Geostationary orbit	82°E
Launch vehicle	Ariane VA214

Initially planned for launch in 2002

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Technical data

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Specifications

Prime contractor	ISRO
Platform	I2K
Mass at launch	2090 kg
Mass in orbit	935 kg
Dimension	2.4 x 1.6 x 1.5 m
Solar array
Stabilization	3-axis
DC power	EOL: 1164 W
Design lifetime	7 years

includes

- a 6-channel VHRR with a resolution of 1 km (visible) and 4 km (infrared). Take a shot every 26 minutes for rainfall monitoring, sea-surface temperature and cloud mouvements.

- a 19-channel sounder (18 in infrared and 1 in visible). Gives measurement over India every hour and every 6-hour for the full region (temperature and humidity).

Sarsat downlink at 4.507 GHz

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