IMP G
Re-entered 22 Jun 1969IMP G (NORAD 3990, COSPAR 1969-053A) was a US satellite that re-entered Earth's atmosphere on 22 Jun 1969, launched on 21 Jun 1969 on the IMP G mission. It was operated by GSFC as part of the IMP programme. The spacecraft was built by GSFC on the IMP bus, with a mass of 79 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 IMP G?
IMP G re-entered Earth's atmosphere on 22 Jun 1969, ending a mission that began with its launch in 1969. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.
When did IMP G re-enter the atmosphere?
IMP G re-entered on 22 Jun 1969, according to Orbital Radar's historical catalogue records.
Who operated and built IMP G?
IMP G was operated by GSFC and built by GSFC (US).