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GFO

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GFO is classified as:


NORAD ID: 25157
Int'l Code: 1998-007A
Perigee: 390.9 km
Apogee: 497.3 km
Inclination: 108.0 °
Period: 93.3 minutes
Semi major axis: 6815 km
RCS: Unknown
Launch date: February 10, 1998
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)

Altimetry mission; provide GDRs to scientific research community (unclassified); provides continuous worldwide oceanographic data for ships at sea and for Navy facilities on shore, directly supporting naval operations such as ship routing, antisubmarine warfare, and amphibious operations.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 25157U 98007A   25193.19987035  .00016100  00000-0  33119-3 0  9994
2 25157 108.0278  31.8738 0078021 326.1319  33.4909 15.43104018473448
Source of the keplerian elements: McCants