Zenit-2 No. 18L

Re-entered 18 Jun 1964

Zenit-2 No. 18L (NORAD 807, COSPAR 1964-029A) was a SU satellite that re-entered Earth's atmosphere on 18 Jun 1964, launched on 10 Jun 1964 on the Zenit-2 No. 18 mission. It was operated by OKB1F3 as part of the Zenit-2 A programme. The spacecraft was built by OKB1F3 on the Zenit-2 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.

1964

launched

1964

re-entered

years on orbit

2,100

kg mass

Lifecycle

Launched10 Jun 1964 · on the Zenit-2 No. 18 mission

Operational18 Jun 1964 · entered service

Retired18 Jun 1964 · end of operational service

Re-entered18 Jun 1964 · atmospheric re-entry — object destroyed

Specifications

NORAD ID807

COSPAR1964-029A

TypeSatellite

OperatorOKB1F3

Country / StateSU

ManufacturerOKB1F3

BusZenit-2

Mass2,100 kg

ProgrammeZenit-2 A

CategoryIMG

OrbitLEO (LLEO/I)

Altitude205 × 322 km

Inclination51.2°

Frequently asked questions

What happened to Zenit-2 No. 18L?

Zenit-2 No. 18L re-entered Earth's atmosphere on 18 Jun 1964, ending a mission that began with its launch in 1964. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Zenit-2 No. 18L re-enter the atmosphere?

Zenit-2 No. 18L re-entered on 18 Jun 1964, according to Orbital Radar's historical catalogue records.

Who operated and built Zenit-2 No. 18L?

Zenit-2 No. 18L was operated by OKB1F3 and built by OKB1F3 (SU).

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

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