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ATLAS H R/B

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NORAD ID: 17998
Int'l Code: 1987-043B
Perigee: 540.8 km
Apogee: 1,615.9 km
Inclination: 63.3 °
Period: 106.6 minutes
Semi major axis: 7449 km
RCS: Unknown
Launch date: May 15, 1987
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)

Note: This is a ROCKET BODY
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 17998U 87043B   25199.51955061  .00002045  00000-0  62914-3 0  9990
2 17998  63.3178  28.5820 0721577 112.8652 255.0192 13.50284335306189
Source of the keplerian elements: AFSPC