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India
launches Resourcesat-2, two other satellites
In a boost to India's remote sensing capability, the PSLV
C-16 rocket Wednesday launched Resourcesat-2 and two other
satellites from the spaceport here.
On a bright morning at 10.12 a.m., the Indian Space Research
Organisation's Rs.90 crore rocket - the Polar Satellite
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Chennai:
India's latest advanced remote sensing satellite Resourcesat-2
launched last week beamed its first set of pictures Thursday.
In a statement, Indian Space Research Organisation (ISRO) said the
three cameras of Resourcesat-2 were switched on and high quality
images were received by the National Remote Sensing Centre's Earth
Station near Hyderabad in Andhra Pradesh.
On April 20, an Indian rocket Polar Satellite Launch Vehicle
(PSLV-C16) precisely launched three satellites - the 1,206 kg
Resourcesat-2, the 92 kg Youthsat for stellar and atmospheric
studies, and a 106 kg mini satellite X-SAT for imaging
applications.
Remote sensing satellites send back pictures and other data for
use. India has the largest constellation of remote sensing
satellites in the world providing imagery in a variety of spatial
resolutions, from over a metre ranging up to 500 metres, and is a
major player in vending such data in the global market.
The data is used for several applications covering agriculture,
water resources, urban development, mineral prospecting,
environment, forestry, drought and flood forecasting, ocean
resources and disaster management.
According to ISRO, Resourcesat-2 has multispectral cameras -
Advanced Wide-Field Sensor (AWiFS) with 56 meter spatial
resolution; the Linear Imaging Self-Scanning Sensor (LISS-III)
with 23.5 meter spatial resolution and LISS-IV Camera with 5.8
meter spatial resolution.
As planned by ISRO, the cameras were switched on during the
satellite's 115th orbit. The satellite pass covered a 3,000 km
stretch of Indian landmass from Joshimut (in Uttarakhand) to
Kannur (in Kerala).
According to ISRO, the data from Resourcesat-2 will be made
available operationally to the users in few weeks time after due
calibration and validation.
ISRO had earlier said the precise injection of Resourcesat-2 has
saved around 20 kg of onboard fuel enhancing its life span. The
satellite at the time of launch was said to have a life span of
five years.
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