4V-1 No. 630

Re-entered 18 Aug 1970

4V-1 No. 630 (NORAD 4489, COSPAR 1970-060A) was a SU satellite that re-entered Earth's atmosphere on 18 Aug 1970, launched on 17 Aug 1970 on the 4V-1 No. 630 mission. It was operated by IKI / BABTS as part of the 4V-1A programme. The spacecraft was built by NPOL on the MV bus, with a mass of 680 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.

1970

launched

1970

re-entered

years on orbit

680

kg mass

Lifecycle

Launched17 Aug 1970 · on the 4V-1 No. 630 mission

Operational15 Dec 1970 · entered service

Retired15 Dec 1970 · end of operational service

Re-entered18 Aug 1970 · atmospheric re-entry — object destroyed

Specifications

NORAD ID4489

COSPAR1970-060A

TypeSatellite

OperatorIKI / BABTS

Country / StateSU

ManufacturerNPOL

BusMV

Mass680 kg (650 kg dry)

Programme4V-1A

CategoryPLAN

OrbitHEO (EEO)

Inclination51.7°

Frequently asked questions

What happened to 4V-1 No. 630?

4V-1 No. 630 re-entered Earth's atmosphere on 18 Aug 1970, ending a mission that began with its launch in 1970. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did 4V-1 No. 630 re-enter the atmosphere?

4V-1 No. 630 re-entered on 18 Aug 1970, according to Orbital Radar's historical catalogue records.

Who operated and built 4V-1 No. 630?

4V-1 No. 630 was operated by IKI / BABTS and built by NPOL (SU).

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

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