P-11 No. 4431
Re-entered 1 Jan 1992P-11 No. 4431 (NORAD 11306, COSPAR 1979-025B) was a US satellite that re-entered Earth's atmosphere on 1 Jan 1992, launched on 16 Mar 1979 on the HEXAGON SV-15 mission. It was operated by NRO / SAFSP as part of the EHH D programme. The spacecraft was built by LMSC/MOTO on the P-11 CI bus, with a mass of 207 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 P-11 No. 4431?
P-11 No. 4431 re-entered Earth's atmosphere on 1 Jan 1992, ending a mission that began with its launch in 1979. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.
When did P-11 No. 4431 re-enter the atmosphere?
P-11 No. 4431 re-entered on 1 Jan 1992, according to Orbital Radar's historical catalogue records.
Who operated and built P-11 No. 4431?
P-11 No. 4431 was operated by NRO / SAFSP and built by LMSC/MOTO (US).