Rotor No. 55L
Re-entered 20 Sep 1973Rotor No. 55L (NORAD 6818, COSPAR 1973-063A) was a SU satellite that re-entered Earth's atmosphere on 20 Sep 1973, launched on 6 Sep 1973 on the Zenit-4M mission. It was operated by GUKOSR as part of the Zenit-4M programme. The spacecraft was built by TSKBE3 on the Zenit-4M bus, with a mass of 2,200 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.
Lifecycle
Specifications
Frequently asked questions
What happened to Rotor No. 55L?
Rotor No. 55L re-entered Earth's atmosphere on 20 Sep 1973, ending a mission that began with its launch in 1973. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.
When did Rotor No. 55L re-enter the atmosphere?
Rotor No. 55L re-entered on 20 Sep 1973, according to Orbital Radar's historical catalogue records.
Who operated and built Rotor No. 55L?
Rotor No. 55L was operated by GUKOSR and built by TSKBE3 (SU).