HomeLibraryRe-entered SatellitesOko 73D6 No. 6039
🛰️ SATELLITE · HISTORICAL RECORD

Oko 73D6 No. 6039

Re-entered 21 Dec 2013

Oko 73D6 No. 6039 (NORAD 27613, COSPAR 2002-059A) was a RU satellite that re-entered Earth's atmosphere on 21 Dec 2013, launched on 24 Dec 2002 on the Oko US-KS mission. It was operated by PVO as part of the Oko E programme. The spacecraft was built by NPOL/KOMET on the Oko bus, with a mass of 1,900 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.

2002
launched
2013
re-entered
11
years on orbit
1,900
kg mass

Lifecycle

Launched24 Dec 2002 · on the Oko US-KS mission
Operational1 Mar 2007 · entered service
Retired1 Mar 2007 · end of operational service
Re-entered21 Dec 2013 · atmospheric re-entry — object destroyed

Specifications

NORAD ID27613
COSPAR2002-059A
TypeSatellite
OperatorPVO
Country / StateRU
ManufacturerNPOL/KOMET
BusOko
Mass1,900 kg (1,850 kg dry)
ProgrammeOko E
CategoryEW
OrbitHEO (HEO/M)
Altitude528 × 39,173 km
Inclination62.9°

Frequently asked questions

What happened to Oko 73D6 No. 6039?

Oko 73D6 No. 6039 re-entered Earth's atmosphere on 21 Dec 2013, ending a mission that began with its launch in 2002. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Oko 73D6 No. 6039 re-enter the atmosphere?

Oko 73D6 No. 6039 re-entered on 21 Dec 2013, according to Orbital Radar's historical catalogue records.

Who operated and built Oko 73D6 No. 6039?

Oko 73D6 No. 6039 was operated by PVO and built by NPOL/KOMET (RU).

Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.