DS-P1-M No. 3L

Retired 1971

DS-P1-M No. 3L (NORAD 5050, COSPAR 1971-020A) is a retired SU satellite, withdrawn from service around 1 Jan 1971, launched on 18 Mar 1971 on the DS-P1-M No. 3 mission. It was operated by PKO as part of the DS-P1-M programme. The spacecraft was built by YUZH on the DS-P1 bus, with a mass of 643 kg. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.

1971

launched

1971

retired

years on orbit

643

kg mass

Lifecycle

Launched18 Mar 1971 · on the DS-P1-M No. 3 mission

Operational1 Jan 1971 · entered service

Retired1 Jan 1971 · end of operational service

StatusOn orbit (not live-tracked)

Specifications

NORAD ID5050

COSPAR1971-020A

TypeSatellite

OperatorPKO

Country / StateSU

ManufacturerYUZH

BusDS-P1

Mass643 kg

ProgrammeDS-P1-M

CategoryTARG

OrbitLEO (LEO/I)

Altitude981 × 1,005 km

Inclination65.8°

Frequently asked questions

What happened to DS-P1-M No. 3L?

DS-P1-M No. 3L was retired from service around 1 Jan 1971 after launching in 1971. It is no longer operational but remains catalogued.

Who operated and built DS-P1-M No. 3L?

DS-P1-M No. 3L was operated by PKO and built by YUZH (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: DS-P1-M No. 3 → What is space debris? →