Why ISRO’s EOS-9 satellite launch failed


New Delhi:

The Indian Space Research Organization (ISRO) The 63rd PSLV launch cannot be completed to launch the EOS-9 monitoring satellite in the classroom as the launch during the third of the four stages had failed due to fall in pressure.

The space agency said on Sunday morning that during the solid fuel phase, a discrepancy was seen after the successful first and second stages of the ignition of PS1 and PSOM, which was 5.59 am a few minutes after the lift-off of PSLV from the Satish Dhawan space center in Sriharikota. This was the 101st mission launch of the agency from Sriharikota.

ISRO’s Workcerence Rocket Polar Satellite Launch Vehicle (PSLV) failed due to a decline in pressure from the launch chamber, said V Narayanan, president of the space agency, played an important role in determining the cause of Chandrayan -2 lander failure in 2023. “Today we targeted the 101st launch from Sriharikota, PSLV-C61 EOS-09 mission. PSLV is a four-phase vehicle and until the second phase, the performance was normal. The third phase of the motor started completely, but during the third phase of work we are watching an observation and the mission could not be completed,” Narayanan said.

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After the unsuccessful launch, Narayanan said, “The chamber pressure of the motor case had declined and the mission could not be completed. We are studying the entire performance, we will return as soon as possible.” During the third phase, a solid rocket motor provides the upper stage with a high emphasis after launching atmospheric phase.

According to the standard process, ISRO’s internal failure analysis committee and the external committee of the government are now expected to examine the failure of PSLV, considered a reliable rocket that launched the Chandrayaan and Mangalan Mission. The findings of the findings of these committees are usually expected in a few weeks.

The rocket on the board was Earth observation satellite – 9 (EOS -9), which was designed to provide continuous and reliable remote sensing data for operating applications in various fields. If it was placed 500 kilometers from the surface of the Earth, it would have increased India’s monitoring capabilities, as across the border was stopped after a ceasefire.

Although EOS -9 was not placed in class today, four radar satellites and eight cartosat maintain vigilance. EOS-9, however, had the ability to continue monitoring in all weather conditions and due to its synthetic aperture radar (SAR) at night. In addition to maintaining the eye of a hawk with India’s borders, it would have been important for applications ranging from agriculture and forestry monitoring to disaster management, urban planning and national security. It will take a few years to make its replacement.

The mission was planned keeping in mind the problem of compounding space debris. According to scientists, a sufficient amount of fuel after its effective mission life was reserved to reduce its effective mission life by reducing its effective mission life, which ensures its decay within two years, to ensure a debris-free mission, according to scientists.


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