ISRO places three satellites in orbit in first launch of 2022

TOPIC: Science& Tech

Context- The PSLV-C52 rocket, carrying EOS-04 and two other satellites from the Satish Dhawan Space Centre in Sriharikota.

Concept-

EOS-04 Satellite:

EOS-04, which is a radar imaging satellite meant to provide high quality images of the land under all weather conditions
It was deposited in the intended sun synchronous polar orbit.

INSPIREsat-1:

INSPIREsat-1, was built by the Thiruvananthapuram-based Indian Institute of Space Science and Technology in collaboration with the University of Colorado in the United States.
This satellite would study the dynamics of the upper atmosphere.
It also carries an X-ray spectrometer for studying solar flares.

INS-2TD:

INS-2TD, is a technology demonstrator for the first India-Bhutan joint satellite that is scheduled to be launched next month.
The two countries had signed a space agreement last year, and its first outcome would be the launch of BhutanSat, or INS-2B, on a PSLV rocket in March.
INS-2TD has a thermal imaging camera meant for earth observation purposes like assessment of land and water surface temperature, and identification of forest and tree cover.