2D No. 4
Re-entered 12 Oct 19832D No. 4 (NORAD 830, COSPAR 1964-038B) was a SU satellite that re-entered Earth's atmosphere on 12 Oct 1983, launched on 10 Jul 1964 on the 2D No. 3 mission. It was operated by OKB1 as part of the ObjectD programme. The spacecraft was built by OKB1 on the Object D bus, with a mass of 444 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 2D No. 4?
2D No. 4 re-entered Earth's atmosphere on 12 Oct 1983, ending a mission that began with its launch in 1964. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.
When did 2D No. 4 re-enter the atmosphere?
2D No. 4 re-entered on 12 Oct 1983, according to Orbital Radar's historical catalogue records.
Who operated and built 2D No. 4?
2D No. 4 was operated by OKB1 and built by OKB1 (SU).