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USA 521

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NORAD ID: 63596
Int'l Code: 2025-077A
Perigee: 1,107.9 km
Apogee: 1,134.9 km
Inclination: 63.4 °
Period: 107.6 minutes
Semi major axis: 7492 km
RCS: Unknown
Launch date: April 16, 2025
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 63596U 25077A   26002.77020027 0.00000000  00000-0  00000-0 0    08
2 63596  63.3971 274.7687 0018000 223.3876 136.7914 13.38659418    00
Source of the keplerian elements: McCants