Oko 73D6 No. 6048

Re-entered 22 Sep 2008

Oko 73D6 No. 6048 (NORAD 19796, COSPAR 1989-011A) was a SU satellite that re-entered Earth's atmosphere on 22 Sep 2008, launched on 14 Feb 1989 on the Oko 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 1,250 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.

1989

launched

2008

re-entered

years on orbit

1,250

kg mass

Lifecycle

Launched14 Feb 1989 · on the Oko mission

Operational16 May 1993 · entered service

Retired16 May 1993 · end of operational service

Re-entered22 Sep 2008 · atmospheric re-entry — object destroyed

Specifications

NORAD ID19796

COSPAR1989-011A

TypeSatellite

OperatorPVO

Country / StateSU

ManufacturerNPOL/KOMET

BusOko

Mass1,250 kg (1,150 kg dry)

ProgrammeOko E

CategoryEW

OrbitHEO (HEO/M)

Altitude670 × 39,689 km

Inclination62.8°

Frequently asked questions

What happened to Oko 73D6 No. 6048?

Oko 73D6 No. 6048 re-entered Earth's atmosphere on 22 Sep 2008, ending a mission that began with its launch in 1989. 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. 6048 re-enter the atmosphere?

Oko 73D6 No. 6048 re-entered on 22 Sep 2008, according to Orbital Radar's historical catalogue records.

Who operated and built Oko 73D6 No. 6048?

Oko 73D6 No. 6048 was operated by PVO and built by NPOL/KOMET (SU).

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

Browse the live satellite directory → Re-entered satellites archive → Launch record: Oko → What is space debris? →