COSMOS 521

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10-day predictions
COSMOS 521 is classified as:

• Military

NORAD ID: 6206
Int'l Code: 1972-074A
Perigee: 982.0 km
Apogee: 1,013.9 km
Inclination: 65.8 °
Period: 104.9 minutes
Semi major axis: 7368 km
RCS: 1.4458 m² (large)
Launch date: September 29, 1972
Source: Commonwealth of Independent States (former USSR) (CIS)
Launch site: PLESETSK MISSILE AND SPACE COMPLEX (PKMTR)

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1 06206U 72074A   21107.77027387 -.00000070  00000-0  11567-4 0  9998
2 06206  65.8275 244.3589 0021609 269.5979 190.8944 13.72449740432734

Source of the keplerian elements: AFSPC