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🛰️ SATELLITE · HISTORICAL RECORD

Lemur FM84

Re-entered 6 Sep 2023

Lemur FM84 (NORAD 43697, COSPAR 2018-088H) was a US satellite that re-entered Earth's atmosphere on 6 Sep 2023, launched on 11 Nov 2018 on the Electron 03 Rideshare mission. It was operated by 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.

2018
launched
2023
re-entered
5
years on orbit
4.6
kg mass

Lifecycle

Launched11 Nov 2018 · on the Electron 03 Rideshare mission
Operational1 Aug 2023 · entered service
Retired1 Aug 2023 · end of operational service
Re-entered6 Sep 2023 · atmospheric re-entry — object destroyed

Specifications

NORAD ID43697
COSPAR2018-088H
TypeSatellite
OperatorSpire Global
Country / StateUS
ManufacturerSPIREG
BusCubesat 3U
Mass4.6 kg
ProgrammeSpire
CategoryCOM/MET-RO
OrbitLEO (LLEO/P)
Altitude497 × 518 km
Inclination85.0°

Frequently asked questions

What happened to Lemur FM84?

Lemur FM84 re-entered Earth's atmosphere on 6 Sep 2023, ending a mission that began with its launch in 2018. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Lemur FM84 re-enter the atmosphere?

Lemur FM84 re-entered on 6 Sep 2023, according to Orbital Radar's historical catalogue records.

Who operated and built Lemur FM84?

Lemur FM84 was operated by Spire Global and built by SPIREG (US).

Launched together

TYVAK-0086Re-entered 2024NABEORe-entered 2023IRVINE01Re-entered 2023Proxima IRe-entered 2024Lemur FM83Re-entered 2023Proxima IIRe-entered 2024
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.