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🛰️ SATELLITE · HISTORICAL RECORD

CalPoly CP9

Re-entered 28 Oct 2021

CalPoly CP9 (NORAD 44360, COSPAR 2019-036X) was a US satellite that re-entered Earth's atmosphere on 28 Oct 2021, launched on 25 Jun 2019 on the STP-2 mission. It was operated by CALP as part of the CP programme. The spacecraft was built by CALP on the Cubesat 2U bus, with a mass of 1.9 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
2021
re-entered
2
years on orbit
1.9
kg mass

Lifecycle

Launched25 Jun 2019 · on the STP-2 mission
Operational29 Oct 2021 · entered service
Retired29 Oct 2021 · end of operational service
Re-entered28 Oct 2021 · atmospheric re-entry — object destroyed

Specifications

NORAD ID44360
COSPAR2019-036X
TypeSatellite
OperatorCALP
Country / StateUS
ManufacturerCALP
BusCubesat 2U
Mass1.9 kg
ProgrammeCP
CategoryTECH
OrbitLEO (LLEO/I)
Altitude301 × 846 km
Inclination28.5°

Frequently asked questions

What happened to CalPoly CP9?

CalPoly CP9 re-entered Earth's atmosphere on 28 Oct 2021, 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 CalPoly CP9 re-enter the atmosphere?

CalPoly CP9 re-entered on 28 Oct 2021, according to Orbital Radar's historical catalogue records.

Who operated and built CalPoly CP9?

CalPoly CP9 was operated by CALP and built by CALP (US).

Launched together

Prox-1NORAD 44339Oculus-ASR Sphere 1Re-entered 2019Prometheus 2.6Re-entered 2022LightSail-BRe-entered 2022NPSAT-1NORAD 44340Orbital Test BedNORAD 44341GPIMRe-entered 2020COSMIC-2 FM3NORAD 44343
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.