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🛰️ SATELLITE · HISTORICAL RECORD

GAMBIT-3 FM-38

Re-entered 13 Jun 1973

GAMBIT-3 FM-38 (NORAD 6640, COSPAR 1973-028A) was a US satellite that re-entered Earth's atmosphere on 13 Jun 1973, launched on 16 May 1973 on the GAMBIT-3 Mission 4338 mission. It was operated by NRO / SAFSP as part of the KH8D programme. The spacecraft was built by LMSC on the KH-8 bus, with a mass of 2,400 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.

1973
launched
1973
re-entered
0
years on orbit
2,400
kg mass

Lifecycle

Launched16 May 1973 · on the GAMBIT-3 Mission 4338 mission
Operational13 Jun 1973 · entered service
Retired13 Jun 1973 · end of operational service
Re-entered13 Jun 1973 · atmospheric re-entry — object destroyed

Specifications

NORAD ID6640
COSPAR1973-028A
TypeSatellite
OperatorNRO / SAFSP
Country / StateUS
ManufacturerLMSC
BusKH-8
Mass2,400 kg
ProgrammeKH8D
CategoryIMG
OrbitLEO (LLEO/R)
Altitude135 × 392 km
Inclination110.5°

Frequently asked questions

What happened to GAMBIT-3 FM-38?

GAMBIT-3 FM-38 re-entered Earth's atmosphere on 13 Jun 1973, ending a mission that began with its launch in 1973. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did GAMBIT-3 FM-38 re-enter the atmosphere?

GAMBIT-3 FM-38 re-entered on 13 Jun 1973, according to Orbital Radar's historical catalogue records.

Who operated and built GAMBIT-3 FM-38?

GAMBIT-3 FM-38 was operated by NRO / SAFSP and built by LMSC (US).

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