Cosmos 990 Rocket - Satellite Information Hale Hill Observatory; 05:43:47
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Designation
Spacetrack catalog number10677
COSPAR ID1978-019-B
Name in Spacetrack catalogSL-8 R/B

Satellite Details

Orbit 748 x 772 km, 74.0°
Category Rocket body
Country/organitisation of origin CIS
Intrinsic brightness (Mag) 4.7 (at 1000km distance, 50% illuminated)
Maximum brightness (Mag)3.4 (at perigee, 100% illuminated)

Launch

Date (UTC) 17 February 1978 16:33
Launch sitePlesetsk,
Russia
Launch vehicle Kosmos 11K65M
View from orbit pole
 

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