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🛰️ SATELLITE · HISTORICAL RECORD

Lemur FM104

Re-entered 16 Feb 2024

Lemur FM104 (NORAD 44409, COSPAR 2019-038Z) was a US satellite that re-entered Earth's atmosphere on 16 Feb 2024, launched on 5 Jul 2019 on the Soyuz Rideshare 8 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.

2019
launched
2024
re-entered
5
years on orbit
4.6
kg mass

Lifecycle

Launched5 Jul 2019 · on the Soyuz Rideshare 8 mission
Operational1 Jan 2022 · entered service
Retired1 Jan 2022 · end of operational service
Re-entered16 Feb 2024 · atmospheric re-entry — object destroyed

Specifications

NORAD ID44409
COSPAR2019-038Z
TypeSatellite
OperatorSpire Global
Country / StateUS
ManufacturerSPIREG
BusCubesat 3U
Mass4.6 kg
ProgrammeSpire
CategoryCOM/MET-RO
OrbitLEO (LLEO/S)
Altitude515 × 546 km
Inclination97.5°

Frequently asked questions

What happened to Lemur FM104?

Lemur FM104 re-entered Earth's atmosphere on 16 Feb 2024, 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 FM104 re-enter the atmosphere?

Lemur FM104 re-entered on 16 Feb 2024, according to Orbital Radar's historical catalogue records.

Who operated and built Lemur FM104?

Lemur FM104 was operated by Spire Global and built by SPIREG (US).

Launched together

Meteor-M No. 2-2NORAD 44387D-Star OneRe-entered 2023Lemur FM108Re-entered 2024BEESAT 9Re-entered 2024Lemur FM103Re-entered 2024CarboNIXRe-entered 2025ROBUSTA 1CRe-entered 2023ICEYE-X5NORAD 44389
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.