Soyuz 7K-STM No. 54
Re-entered 23 Dec 1987Soyuz 7K-STM No. 54 (NORAD 18699, COSPAR 1987-104A) was a SU satellite that re-entered Earth's atmosphere on 23 Dec 1987, launched on 21 Dec 1987 on the Soyuz 7K-STM No. 54 mission. It was operated by NPOE as part of the 7K-STM programme. The spacecraft was built by NPOE on the 7K-STM bus, with a mass of 2,850 kg. Like most satellites in low orbits, it was gradually slowed by atmospheric drag until re-entry. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.
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Frequently asked questions
What happened to Soyuz 7K-STM No. 54?
Soyuz 7K-STM No. 54 re-entered Earth's atmosphere on 23 Dec 1987, ending a mission that began with its launch in 1987. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.
When did Soyuz 7K-STM No. 54 re-enter the atmosphere?
Soyuz 7K-STM No. 54 re-entered on 23 Dec 1987, according to Orbital Radar's historical catalogue records.
Who operated and built Soyuz 7K-STM No. 54?
Soyuz 7K-STM No. 54 was operated by NPOE and built by NPOE (SU).