Progress 7K-TG No. 101

Re-entered 9 Jul 1978

Progress 7K-TG No. 101 (NORAD 10979, COSPAR 1978-070A) was a SU satellite that re-entered Earth's atmosphere on 9 Jul 1978, launched on 7 Jul 1978 on the Progress 7K-TG No. 101 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.

1978

launched

1978

re-entered

years on orbit

7,250

kg mass

Lifecycle

Launched7 Jul 1978 · on the Progress 7K-TG No. 101 mission

Operational4 Aug 1978 · entered service

Retired4 Aug 1978 · end of operational service

Re-entered9 Jul 1978 · atmospheric re-entry — object destroyed

Specifications

NORAD ID10979

COSPAR1978-070A

TypeSatellite

OperatorNPOE

Country / StateSU

ManufacturerNPOE

Bus7K-TG

Mass7,250 kg (4,800 kg dry)

ProgrammeProgress

CategorySS

OrbitLEO (LLEO/I)

Altitude327 × 330 km

Inclination51.6°

Frequently asked questions

What happened to Progress 7K-TG No. 101?

Progress 7K-TG No. 101 re-entered Earth's atmosphere on 9 Jul 1978, ending a mission that began with its launch in 1978. 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. 101 re-enter the atmosphere?

Progress 7K-TG No. 101 re-entered on 9 Jul 1978, according to Orbital Radar's historical catalogue records.

Who operated and built Progress 7K-TG No. 101?

Progress 7K-TG No. 101 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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