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🛰️ SATELLITE · HISTORICAL RECORD

Lemur FM137

Re-entered 20 Dec 2021

Lemur FM137 (NORAD 46925, COSPAR 1998-067RV) was a L satellite that re-entered Earth's atmosphere on 20 Dec 2021, launched on 3 Oct 2020 on the 77KM No. 17501 mission. It was operated by SPIREL / Spire Global as part of the Spire programme. The spacecraft was built by SPIREG on the Cubesat 3U bus, with a mass of 4.6 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.

2020
launched
2021
re-entered
1
year on orbit
4.6
kg mass

Lifecycle

Launched3 Oct 2020 · on the 77KM No. 17501 mission
Operational19 Dec 2021 · entered service
Retired19 Dec 2021 · end of operational service
Re-entered20 Dec 2021 · atmospheric re-entry — object destroyed

Specifications

NORAD ID46925
COSPAR1998-067RV
TypeSatellite
Country / StateL
ManufacturerSPIREG
BusCubesat 3U
Mass4.6 kg
ProgrammeSpire
CategoryCOM/MET-RO
OrbitLEO (LLEO/I)
Altitude414 × 418 km
Inclination51.6°

Frequently asked questions

What happened to Lemur FM137?

Lemur FM137 re-entered Earth's atmosphere on 20 Dec 2021, ending a mission that began with its launch in 2020. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Lemur FM137 re-enter the atmosphere?

Lemur FM137 re-entered on 20 Dec 2021, according to Orbital Radar's historical catalogue records.

Who operated and built Lemur FM137?

Lemur FM137 was operated by SPIREL / Spire Global and built by SPIREG (L).

Launched together

SPOCRe-entered 2022Bobcat 1Re-entered 2022NEUTRONRe-entered 2022SATLLA-1Re-entered 2021Lemur FM142Re-entered 2022DESCENTRe-entered 2022Cygnus NG-14Re-entered 2020
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.