Kosmos 1818
Soviet surveillance satellite / From Wikipedia, the free encyclopedia
Kosmos 1818 was a nuclear powered Soviet surveillance satellite in the RORSAT program, which monitored NATO vessels using radar. Kosmos 1818 was the first satellite to use the TOPAZ-1 fission reactor. In July 2008, the satellite was damaged, and leaked a trail of sodium coolant.
Quick Facts Mission type, COSPAR ID ...
![]() Illustration of Kosmos 1818 | |
Mission type | Radar ocean surveillance |
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COSPAR ID | 1987-011A ![]() |
SATCAT no. | 17369 |
Mission duration | ~ 5 to 6 months |
Spacecraft properties | |
Spacecraft type | Plazma-A |
Launch mass | 1,500 kilograms (3,307 lb) |
Start of mission | |
Launch date | February 1, 1987, 23:31:00 (1987-02-01UTC23:31Z) UTC |
Rocket | Tsyklon-2 |
Launch site | Baikonur 90 |
Orbital parameters | |
Reference system | Geocentric |
Eccentricity | 0.0016868 |
Perigee altitude | 775 kilometres (482 mi) |
Apogee altitude | 799 kilometres (496 mi) |
Inclination | 65.01 degrees |
Period | 100.61 minutes |
Epoch | April 15, 2014 UTC 00:20:33.89 |
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