Progress 7K-TG No. 104

Re-entered 14 Mar 1979

Progress 7K-TG No. 104 (NORAD 11292, COSPAR 1979-022A) was a SU satellite that re-entered Earth's atmosphere on 14 Mar 1979, launched on 12 Mar 1979 on the Progress 7K-TG No. 104 mission. It was operated by NPOE as part of the Progress programme. The spacecraft was built by NPOE on the 7K-TG bus, with a mass of 7,250 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.

1979

launched

1979

re-entered

years on orbit

7,250

kg mass

Lifecycle

Launched12 Mar 1979 · on the Progress 7K-TG No. 104 mission

Operational4 Apr 1979 · entered service

Retired4 Apr 1979 · end of operational service

Re-entered14 Mar 1979 · atmospheric re-entry — object destroyed

Specifications

NORAD ID11292

COSPAR1979-022A

TypeSatellite

OperatorNPOE

Country / StateSU

ManufacturerNPOE

Bus7K-TG

Mass7,250 kg (4,800 kg dry)

ProgrammeProgress

CategorySS

OrbitLEO (LLEO/I)

Altitude278 × 338 km

Inclination51.6°

Frequently asked questions

What happened to Progress 7K-TG No. 104?

Progress 7K-TG No. 104 re-entered Earth's atmosphere on 14 Mar 1979, ending a mission that began with its launch in 1979. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Progress 7K-TG No. 104 re-enter the atmosphere?

Progress 7K-TG No. 104 re-entered on 14 Mar 1979, according to Orbital Radar's historical catalogue records.

Who operated and built Progress 7K-TG No. 104?

Progress 7K-TG No. 104 was operated by NPOE and built by NPOE (SU).

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

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