HEXAGON SV-18
Re-entered 21 Mar 1984HEXAGON SV-18 (NORAD 14137, COSPAR 1983-060A) was a US satellite that re-entered Earth's atmosphere on 21 Mar 1984, launched on 20 Jun 1983 on the HEXAGON SV-18 mission. It was operated by NRO / SAFSP as part of the Hex III programme. The spacecraft was built by LMSC on the KH-9 bus, with a mass of 8,542 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 HEXAGON SV-18?
HEXAGON SV-18 re-entered Earth's atmosphere on 21 Mar 1984, ending a mission that began with its launch in 1983. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.
When did HEXAGON SV-18 re-enter the atmosphere?
HEXAGON SV-18 re-entered on 21 Mar 1984, according to Orbital Radar's historical catalogue records.
Who operated and built HEXAGON SV-18?
HEXAGON SV-18 was operated by NRO / SAFSP and built by LMSC (US).