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USA 278

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NORAD ID: 42941
Int'l Code: 2017-056A
Perigee: 1,142.4 km
Apogee: 39,226.4 km
Inclination: 63.5 °
Period: 717.8 minutes
Semi major axis: 26555 km
RCS: Unknown
Launch date: September 24, 2017
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 42941U 17056A   22059.64722120 0.00000000  00000-0  00000-0 0    04
2 42941  63.4519 325.7473 7170680 267.7174  92.2825  2.00619834    05
Source of the keplerian elements: McCants