COSMOS 521

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10-day predictions
COSMOS 521 is classified as:

• Military

NORAD ID: 6206
Int'l Code: 1972-074A
Perigee: 982.9 km
Apogee: 1,013.0 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   21027.91992994 -.00000063  00000-0  18417-4 0  9993
2 06206  65.8281  80.8201 0020448 290.5625 243.0614 13.72448981421770

Source of the keplerian elements: AFSPC