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SL-3 R/B

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NORAD ID: 12457
Int'l Code: 1981-043B
Perigee: 828.4 km
Apogee: 920.9 km
Inclination: 81.3 °
Period: 102.3 minutes
Semi major axis: 7245 km
RCS: 6.7244 m2 (large)
Launch date: May 14, 1981
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 12457U 81043B   25199.55999683 -.00000005  00000-0 -10586-4 0  9996
2 12457  81.2765 146.3544 0063833 121.4577 239.2854 14.07619751267871
Source of the keplerian elements: AFSPC