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🛰️ SATELLITE · HISTORICAL RECORD

CORONA CR-6

Re-entered 24 Feb 1969

CORONA CR-6 (NORAD 3672, COSPAR 1969-010A) was a US satellite that re-entered Earth's atmosphere on 24 Feb 1969, launched on 5 Feb 1969 on the CORONA CR-6 mission. It was operated by NRO / CIA as part of the CORONA CR programme. The spacecraft was built by LMSC on the CORONA KH-4B bus, with a mass of 345 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.

1969
launched
1969
re-entered
0
years on orbit
345
kg mass

Lifecycle

Launched5 Feb 1969 · on the CORONA CR-6 mission
Operational19 Feb 1969 · entered service
Retired19 Feb 1969 · end of operational service
Re-entered24 Feb 1969 · atmospheric re-entry — object destroyed

Specifications

NORAD ID3672
COSPAR1969-010A
TypeSatellite
OperatorNRO / CIA
Country / StateUS
ManufacturerLMSC
BusCORONA KH-4B
Mass345 kg
ProgrammeCORONA CR
CategoryIMG
OrbitLEO (LLEO/I)
Altitude137 × 286 km
Inclination81.5°

Frequently asked questions

What happened to CORONA CR-6?

CORONA CR-6 re-entered Earth's atmosphere on 24 Feb 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 CORONA CR-6 re-enter the atmosphere?

CORONA CR-6 re-entered on 24 Feb 1969, according to Orbital Radar's historical catalogue records.

Who operated and built CORONA CR-6?

CORONA CR-6 was operated by NRO / CIA and built by LMSC (US).

Launched together

P801-2NORAD 3673
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.