Kobal't No. 554

Re-entered 10 Oct 2001

Kobal't No. 554 (NORAD 26775, COSPAR 2001-022A) was a RU satellite that re-entered Earth's atmosphere on 10 Oct 2001, launched on 29 May 2001 on the Kobal't mission. It was operated by VKSR as part of the Kobal't programme. The spacecraft was built by PROGT on the Yantar'-4K2 bus, with a mass of 2,886 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.

2001

launched

2001

re-entered

years on orbit

2,886

kg mass

Lifecycle

Launched29 May 2001 · on the Kobal't mission

Operational10 Oct 2001 · entered service

Retired10 Oct 2001 · end of operational service

Re-entered10 Oct 2001 · atmospheric re-entry — object destroyed

Specifications

NORAD ID26775

COSPAR2001-022A

TypeSatellite

OperatorVKSR

Country / StateRU

ManufacturerPROGT

BusYantar'-4K2

Mass2,886 kg

ProgrammeKobal't

CategoryIMG

OrbitLEO (LLEO/I)

Altitude163 × 344 km

Inclination67.1°

Frequently asked questions

What happened to Kobal't No. 554?

Kobal't No. 554 re-entered Earth's atmosphere on 10 Oct 2001, ending a mission that began with its launch in 2001. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Kobal't No. 554 re-enter the atmosphere?

Kobal't No. 554 re-entered on 10 Oct 2001, according to Orbital Radar's historical catalogue records.

Who operated and built Kobal't No. 554?

Kobal't No. 554 was operated by VKSR and built by PROGT (RU).

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

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