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SL-8 R/B

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NORAD ID: 10521
Int'l Code: 1977-119B
Perigee: 746.8 km
Apogee: 777.2 km
Inclination: 74.0 °
Period: 99.9 minutes
Semi major axis: 7132 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   23082.13945993  .00000479  00000-0  15646-3 0  9997
2 10521  74.0289 330.5817 0021316 192.8179 167.2438 14.41105407375416
Source of the keplerian elements: AFSPC