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🛰️ SATELLITE · HISTORICAL RECORD

LM 4 AS

Re-entered 19 May 1969

LM 4 AS (NORAD 3949, COSPAR 1969-043D) was a US satellite that re-entered Earth's atmosphere on 19 May 1969, launched on 18 May 1969 on the Apollo CM-106 mission. It was operated by MSC as part of the LM AS programme. The spacecraft was built by GRUM on the LM AS bus, with a mass of 3,752 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
3,752
kg mass

Lifecycle

Launched18 May 1969 · on the Apollo CM-106 mission
Operational23 May 1969 · entered service
Retired23 May 1969 · end of operational service
Re-entered19 May 1969 · atmospheric re-entry — object destroyed

Specifications

NORAD ID3949
COSPAR1969-043D
TypeSatellite
OperatorMSC
Country / StateUS
ManufacturerGRUM
BusLM AS
Mass3,752 kg (2,378 kg dry)
ProgrammeLM AS
CategorySS
OrbitBEO (CLO)
Altitude227 × 607,532 km
Inclination31.8°

Frequently asked questions

What happened to LM 4 AS?

LM 4 AS re-entered Earth's atmosphere on 19 May 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 LM 4 AS re-enter the atmosphere?

LM 4 AS re-entered on 19 May 1969, according to Orbital Radar's historical catalogue records.

Who operated and built LM 4 AS?

LM 4 AS was operated by MSC and built by GRUM (US).

Launched together

Apollo CM-106Re-entered 1969
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.