Communication success with the next-generation medium-sized satellites flying into space… “No system abnormality”

At 3:07 pm on the 22nd, the next-generation medium-sized satellite 1 independently developed with Korean technology is being launched at the Kazakhstan rocket launch site. Provided by the Ministry of Science and Technology

The’next-generation medium-sized satellite 1′, which was once delayed due to technical problems, went up into space on the 22nd. It settled in the target orbit, and in 1 hour and 42 minutes, the communication with the ground, which is the criterion for successful launch, was successfully completed.

The Ministry of Science and ICT announced that the next-generation medium-sized satellite 1 was successfully launched from the Baikonur Space Center in Kazakhstan at 3:7 pm (11:07 am local time). Initially, it was scheduled to launch on the 20th, but the automatic launch procedure was interrupted due to a problem with the launch vehicle equipment that raised the satellite to space orbit, and the launch was successful after a retry on that day.

The next-generation medium-sized satellite 1 mounted on the Russian Soyuz launch vehicle was separated from the launch vehicle at an altitude of about 484 km (the closest point to the Earth) about 64 minutes after launch. After 38 minutes, he made his first contact with the ground station of Svalbard, Norway. Through communication, it was confirmed that the main body system operated without problems and successfully settled in an elliptical orbit consisting of 484km periphery and 508km farthest from the earth.

Researchers from the Korea Aerospace Research Institute are preparing to communicate with the next-generation medium-sized satellite #1. Provided by the Ministry of Science and Technology

This satellite is a low-orbit, utility-grade satellite for precision ground observation, which was completed with domestic technology after about six years of effort by the government-funded research institute, Korea Aerospace Research Institute (Hang Woo-yeon). A total of 157.9 billion won was invested, including the budget of the Ministry of Science and ICT and the Ministry of Land, Infrastructure and Transport. After the initial operation process for 6 months in an altitude of 497.8 km orbit, it provides observation images such as agriculture and forestry conditions and water resources for 4 years, which is the mission life from October this year. The Ministry of Land, Infrastructure and Transport plans to use the images sent from satellites for disaster or disaster response and resource management.

The success of the launch of the next-generation medium-sized satellite 1 is highly anticipated by the industry as it is a sign of the development of the private space industry. Hang Woo-yeon participated in the industrial joint design team in the development process, and from No. 2, the Korea Aerospace Industries (KAI) plans to oversee design to production. The first satellite was produced in the form of a replicable platform to reduce the development period and cost of the second. It is a strategy to induce expansion of the space industry ecosystem led by the private sector.

Minister of Science and Technology Choi Ki-young said in a call with local researchers immediately after the successful launch. It is also of great significance in that science and technology contributed to improving the quality of life for the people and presented hope.”

Maeng Ha-kyung reporter

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