OPS 4311 (DMSP 5B F1)

NORAD ID: 5557

Int'l Code: 1971-087A

Perigee: 771.6 km

Apogee: 844.1 km

Inclination: 99.2 °

Period: 100.9 minutes

Semi major axis: 7178 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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Your satellite tracking list

Two Line Element Set (TLE):

1 05557U 71087A   22145.68141991  .00000192  00000-0  97113-4 0  9995
2 05557  99.1554 170.2875 0050498 230.5037 129.1671 14.27306163628739

Source of the keplerian elements: AFSPC