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ARGOS

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ARGOS is classified as:


NORAD ID: 25634
Int'l Code: 1999-008A
Perigee: 826.3 km
Apogee: 839.4 km
Inclination: 98.5 °
Period: 101.4 minutes
Semi major axis: 7203 km
RCS: 7.4694 m2 (large)
Launch date: February 23, 1999
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)

The Advanced Research and Global Observation Satellite (ARGOS) is part of the Air Force Space Test Program. ARGOS is the largest and most capable Air Force research and development satellite ever to fly. This heavy-weight satellite, weighing in at almost three tons, responds to the periodic need to fly Department of Defense payloads which cannot be flown on the space shuttle or small launch vehicles due to complexity, size and mission duration constraints.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 25634U 99008A   25196.51538058  .00000041  00000-0  38823-4 0  9997
2 25634  98.4629 171.2212 0009112 300.1310  59.8964 14.19894146366527
Source of the keplerian elements: AFSPC