OPS 4311 (DMSP 5B F1)

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10-day predictions
OPS 4311 (DMSP 5B F1) is classified as:

• Space & Earth Science

NORAD ID: 5557
Int'l Code: 1971-087A
Perigee: 770.9 km
Apogee: 846.1 km
Inclination: 99.1 °
Period: 100.9 minutes
Semi major axis: 7179 km
RCS: 1.3993 m² (large)
Launch date: October 14, 1971
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)

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1  5557U 71087A   19048.95008516  .00000006  00000-0  21704-4 0  9995
2  5557  99.0778   3.9467 0052369  63.7673 296.8876 14.27114612458877

Source of the keplerian elements: AFSPC