TDA 4
Re-entered 11 Jul 1966TDA 4 (NORAD 2186, COSPAR 1966-046A) was a US satellite that re-entered Earth's atmosphere on 11 Jul 1966, launched on 1 Jun 1966 on the TDA 4 mission. It was operated by MSC as part of the TDA programme. The spacecraft was built by MCDA on the TDA bus, with a mass of 910 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 TDA 4?
TDA 4 re-entered Earth's atmosphere on 11 Jul 1966, ending a mission that began with its launch in 1966. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.
When did TDA 4 re-enter the atmosphere?
TDA 4 re-entered on 11 Jul 1966, according to Orbital Radar's historical catalogue records.
Who operated and built TDA 4?
TDA 4 was operated by MSC and built by MCDA (US).