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🛰️ SATELLITE · HISTORICAL RECORD

Shi'nen

Re-entered 21 May 2010

Shi'nen (NORAD 36578, COSPAR 2010-020F) was a J satellite that re-entered Earth's atmosphere on 21 May 2010, launched on 20 May 2010 on the K-SAT mission. It is catalogued as Unitec-1. It was operated by UNISEC as part of the Unitec programme. The spacecraft was built by UNIS on the Unitec bus, with a mass of 26 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.

2010
launched
2010
re-entered
0
years on orbit
26
kg mass

Lifecycle

Launched20 May 2010 · on the K-SAT mission
Operational21 May 2010 · entered service
Retired21 May 2010 · end of operational service
Re-entered21 May 2010 · atmospheric re-entry — object destroyed

Specifications

NORAD ID36578
COSPAR2010-020F
TypeSatellite
OperatorUNISEC
Country / StateJ
ManufacturerUNIS
BusUnitec
Mass26 kg
ProgrammeUnitec
CategoryTECH/PLAN
OrbitHEO (EEO)
Altitude298 × -56,249 km
Inclination31.5°

Frequently asked questions

What happened to Shi'nen?

Shi'nen re-entered Earth's atmosphere on 21 May 2010, ending a mission that began with its launch in 2010. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Shi'nen re-enter the atmosphere?

Shi'nen re-entered on 21 May 2010, according to Orbital Radar's historical catalogue records.

Who operated and built Shi'nen?

Shi'nen was operated by UNISEC and built by UNIS (J).

Launched together

K-SATRe-entered 2010Waseda-Sat 2Re-entered 2010Negai-star (Negai*)Re-entered 2010PLANET-CRe-entered 2010IkarosRe-entered 2010
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-10-21.