Mission type Optical imaging SATCAT no. 816 Spacecraft type Zenit-2 Rocket Vostok-2 | COSPAR ID 1964-033A Mission duration 8 days Launch date 23 June 1964 | |
Launch mass 4,730.0 kilograms (10,427.9 lb) Manufacturer S. P. Korolev Rocket and Space Corporation Energia People also search for Kosmos 35, Kosmos 37, Kosmos 32 | ||
Kosmos 33 (Russian: Космос 33 meaning Cosmos 33) or Zenit-2 No.20 was a Soviet optical film-return reconnaissance satellite launched in 1964. A Zenit-2 spacecraft, Kosmos 33 was the nineteenth of eighty-one such satellites to be launched and had a mass of 4,730.0 kilograms (10,427.9 lb).
Kosmos 33 was launched by a Vostok-2 rocket, serial number G15001-05, flying from Site 31/6 at the Baikonur Cosmodrome. The launch took place at 10:19 UTC on 23 June 1964, and following its successful arrival in orbit the spacecraft received its Kosmos designation; along with the International Designator 1964-033A and the Satellite Catalog Number 816.
Kosmos 33 was operated in a low Earth orbit; at an epoch of 2 July 1964 it had a perigee of 209 kilometres (130 mi), an apogee of 266 kilometres (165 mi) inclination of 65 degrees and an orbital period of 89.26 minutes. On 1 July 1964, after 8 days in orbit, the satellite was deorbited with its return capsule descending by parachute for recovery.