Argon No. 18L
Re-entered 11 Jun 1980Argon No. 18L (NORAD 11816, COSPAR 1980-042A) was a SU satellite that re-entered Earth's atmosphere on 11 Jun 1980, launched on 28 May 1980 on the Zenit-6 mission. It was operated by GUKOSR as part of the Zenit-6 programme. The spacecraft was built by TSSKB on the Zenit-6 bus, with a mass of 2,655 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 Argon No. 18L?
Argon No. 18L re-entered Earth's atmosphere on 11 Jun 1980, ending a mission that began with its launch in 1980. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.
When did Argon No. 18L re-enter the atmosphere?
Argon No. 18L re-entered on 11 Jun 1980, according to Orbital Radar's historical catalogue records.
Who operated and built Argon No. 18L?
Argon No. 18L was operated by GUKOSR and built by TSSKB (SU).