Vostok-1P

Re-entered 15 Oct 1965

Vostok-1P (NORAD 36, COSPAR 1960 EPS 3) was a SU satellite that re-entered Earth's atmosphere on 15 Oct 1965, launched on 15 May 1960. It was operated by OKB1 as part of the Vostok1 programme. The spacecraft was built by OKB1 on the Vostok bus, with a mass of 2,100 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.

1960

launched

1965

re-entered

years on orbit

2,100

kg mass

Lifecycle

Launched15 May 1960

Operational19 May 1960 · entered service

Retired19 May 1960 · end of operational service

Re-entered15 Oct 1965 · atmospheric re-entry — object destroyed

Specifications

NORAD ID36

COSPAR1960 EPS 3

TypeSatellite

OperatorOKB1

Country / StateSU

ManufacturerOKB1

BusVostok

Mass2,100 kg

ProgrammeVostok1

CategorySS

OrbitLEO (LLEO/I)

Altitude277 × 674 km

Inclination64.9°

Frequently asked questions

What happened to Vostok-1P?

Vostok-1P re-entered Earth's atmosphere on 15 Oct 1965, ending a mission that began with its launch in 1960. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Vostok-1P re-enter the atmosphere?

Vostok-1P re-entered on 15 Oct 1965, according to Orbital Radar's historical catalogue records.

Who operated and built Vostok-1P?

Vostok-1P was operated by OKB1 and built by OKB1 (SU).

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

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