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🛰️ SATELLITE · HISTORICAL RECORD

BY70-03

Re-entered 8 Apr 2023

BY70-03 (NORAD 46839, COSPAR 2020-079N) was a CN satellite that re-entered Earth's atmosphere on 8 Apr 2023, launched on 6 Nov 2020 on the Nusat 9-18 mission. It was operated by CAST as part of the Bayi programme. The spacecraft was built by CAST on the Cubesat 12U? bus, with a mass of 30 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.

2020
launched
2023
re-entered
3
years on orbit
30
kg mass

Lifecycle

Launched6 Nov 2020 · on the Nusat 9-18 mission
Operational1 Mar 2023 · entered service
Retired1 Mar 2023 · end of operational service
Re-entered8 Apr 2023 · atmospheric re-entry — object destroyed

Specifications

NORAD ID46839
COSPAR2020-079N
TypeSatellite
OperatorCAST
Country / StateCN
ManufacturerCAST
BusCubesat 12U?
Mass30 kg
ProgrammeBayi
CategoryCOM
OrbitLEO (LLEO/S)
Altitude465 × 473 km
Inclination97.3°

Frequently asked questions

What happened to BY70-03?

BY70-03 re-entered Earth's atmosphere on 8 Apr 2023, ending a mission that began with its launch in 2020. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did BY70-03 re-enter the atmosphere?

BY70-03 re-entered on 8 Apr 2023, according to Orbital Radar's historical catalogue records.

Who operated and built BY70-03?

BY70-03 was operated by CAST and built by CAST (CN).

Launched together

Nusat-12Re-entered 2023Nusat-9Re-entered 2023Nusat-11Re-entered 2023Nusat-15Re-entered 2023Nusat-14Re-entered 2023Nusat-10Re-entered 2023Nusat-13Re-entered 2023Nusat-17Re-entered 2023
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.