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🛰️ SATELLITE · HISTORICAL RECORD

TY-4-01

Re-entered 10 May 2024

TY-4-01 (NORAD 43669, COSPAR 2018-083H) was a CN satellite that re-entered Earth's atmosphere on 10 May 2024, launched on 29 Oct 2018 on the CFOSat mission. It was operated by CTYK as part of the Tianyi programme. The spacecraft was built by CTYK on the Cubesat 6U bus, with a mass of 8 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
2024
re-entered
6
years on orbit
8
kg mass

Lifecycle

Launched29 Oct 2018 · on the CFOSat mission
Operational1 Apr 2024 · entered service
Retired1 Apr 2024 · end of operational service
Re-entered10 May 2024 · atmospheric re-entry — object destroyed

Specifications

NORAD ID43669
COSPAR2018-083H
TypeSatellite
OperatorCTYK
Country / StateCN
ManufacturerCTYK
BusCubesat 6U
Mass8 kg
ProgrammeTianyi
CategoryCOM
OrbitLEO (LLEO/S)
Altitude510 × 522 km
Inclination97.5°

Frequently asked questions

What happened to TY-4-01?

TY-4-01 re-entered Earth's atmosphere on 10 May 2024, 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 TY-4-01 re-enter the atmosphere?

TY-4-01 re-entered on 10 May 2024, according to Orbital Radar's historical catalogue records.

Who operated and built TY-4-01?

TY-4-01 was operated by CTYK and built by CTYK (CN).

Launched together

CFOSatNORAD 43662TY-4-02Re-entered 2024TY-1-02Re-entered 2025TY-1-03Re-entered 2025BSUSat-1Re-entered 2024Tianqi-1Re-entered 2024
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.