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DS-P1-Yu No. 71L

Re-entered 4 Oct 1974

DS-P1-Yu No. 71L (NORAD 7187, COSPAR 1974-010A) was a SU satellite that re-entered Earth's atmosphere on 4 Oct 1974, launched on 27 Feb 1974 on the DS-P1-Yu No. 71 mission. It was operated by PVO as part of the DS-P1-Yu A programme. The spacecraft was built by YUZH on the DS-P1 bus, with a mass of 200 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.

1974
launched
1974
re-entered
0
years on orbit
200
kg mass

Lifecycle

Launched27 Feb 1974 · on the DS-P1-Yu No. 71 mission
Operational4 Oct 1974 · entered service
Retired4 Oct 1974 · end of operational service
Re-entered4 Oct 1974 · atmospheric re-entry — object destroyed

Specifications

NORAD ID7187
COSPAR1974-010A
TypeSatellite
OperatorPVO
Country / StateSU
ManufacturerYUZH
BusDS-P1
Mass200 kg
ProgrammeDS-P1-Yu A
CategoryCAL
OrbitLEO (LLEO/I)
Altitude265 × 472 km
Inclination71.0°

Frequently asked questions

What happened to DS-P1-Yu No. 71L?

DS-P1-Yu No. 71L re-entered Earth's atmosphere on 4 Oct 1974, ending a mission that began with its launch in 1974. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did DS-P1-Yu No. 71L re-enter the atmosphere?

DS-P1-Yu No. 71L re-entered on 4 Oct 1974, according to Orbital Radar's historical catalogue records.

Who operated and built DS-P1-Yu No. 71L?

DS-P1-Yu No. 71L was operated by PVO and built by YUZH (SU).

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