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🛰️ SATELLITE · HISTORICAL RECORD

OHS-3A

Re-entered 19 Aug 2025

OHS-3A (NORAD 44534, COSPAR 2019-060A) was a CN satellite that re-entered Earth's atmosphere on 19 Aug 2025, launched on 19 Sep 2019 on the Zhuhai-1 03 zu mission. It was operated by ZHUORB as part of the Zhuhai programme. The spacecraft was built by HARB on the OHS-1 bus, with a mass of 69 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
2025
re-entered
6
years on orbit
69
kg mass

Lifecycle

Launched19 Sep 2019 · on the Zhuhai-1 03 zu mission
Operational19 Jul 2024 · entered service
Retired19 Jul 2024 · end of operational service
Re-entered19 Aug 2025 · atmospheric re-entry — object destroyed

Specifications

NORAD ID44534
COSPAR2019-060A
TypeSatellite
OperatorZHUORB
Country / StateCN
ManufacturerHARB
BusOHS-1
Mass69 kg
ProgrammeZhuhai
CategoryIMG
OrbitLEO (LLEO/S)
Altitude491 × 511 km
Inclination97.4°

Frequently asked questions

What happened to OHS-3A?

OHS-3A re-entered Earth's atmosphere on 19 Aug 2025, 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 OHS-3A re-enter the atmosphere?

OHS-3A re-entered on 19 Aug 2025, according to Orbital Radar's historical catalogue records.

Who operated and built OHS-3A?

OHS-3A was operated by ZHUORB and built by HARB (CN).

Launched together

OHS-3BNORAD 44536OHS-3CRe-entered 2026OHS-3DNORAD 44538Zhuhai-1 03 zuNORAD 44539
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.