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SL-8 R/B

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NORAD ID: 10521
Int'l Code: 1977-119B
Perigee: 747.9 km
Apogee: 778.3 km
Inclination: 74.0 °
Period: 99.9 minutes
Semi major axis: 7134 km
RCS: 4.5103 m2 (large)
Launch date: December 16, 1977
Source: Commonwealth of Independent States (former USSR) (CIS)
Launch site: PLESETSK MISSILE AND SPACE COMPLEX (PKMTR)

Note: This is a ROCKET BODY
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 10521U 77119B   20149.24995173  .00000013  00000-0  12201-4 0  9994
2 10521  74.0291  75.3579 0021310 188.5726 171.5069 14.40781914227227
Source of the keplerian elements: AFSPC