HomeLibraryRe-entered SatellitesLemur FM99
🛰️ SATELLITE · HISTORICAL RECORD

Lemur FM99

Re-entered 7 Mar 2023

Lemur FM99 (NORAD 44084, COSPAR 2019-018G) was a L satellite that re-entered Earth's atmosphere on 7 Mar 2023, launched on 1 Apr 2019 on the PSLV Rideshare 14 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.

2019
launched
2023
re-entered
4
years on orbit
4.6
kg mass

Lifecycle

Launched1 Apr 2019 · on the PSLV Rideshare 14 mission
Operational7 Mar 2023 · entered service
Retired7 Mar 2023 · end of operational service
Re-entered7 Mar 2023 · atmospheric re-entry — object destroyed

Specifications

NORAD ID44084
COSPAR2019-018G
TypeSatellite
Country / StateL
ManufacturerSPIREG
BusCubesat 3U
Mass4.6 kg
ProgrammeSpire
CategoryCOM/MET-RO
OrbitLEO (LLEO/S)
Altitude493 × 510 km
Inclination97.5°

Frequently asked questions

What happened to Lemur FM99?

Lemur FM99 re-entered Earth's atmosphere on 7 Mar 2023, ending a mission that began with its launch in 2019. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Lemur FM99 re-enter the atmosphere?

Lemur FM99 re-entered on 7 Mar 2023, according to Orbital Radar's historical catalogue records.

Who operated and built Lemur FM99?

Lemur FM99 was operated by SPIREL / Spire Global and built by SPIREG (L).

Launched together

EMISATNORAD 44078Dove 220cRe-entered 2023AISTECHSAT 3Re-entered 2024Orbital PlatformRe-entered 2024BlueWalker 1Re-entered 2023Dove 2209Re-entered 2023M6PRe-entered 2023Dove 2218Re-entered 2023
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.