Tracking 20719 objects as of 25-May-2020
HD Live streaming from Space Station
objects crossing your sky now

USA 21

Track USA 21 now!
USA 21 is classified as:


NORAD ID: 17506
Int'l Code: 1987-015A
Perigee: 1,698.4 km
Apogee: 38,742.5 km
Inclination: 62.5 °
Period: 719.2 minutes
Semi major axis: 26591 km
RCS: Unknown
Launch date: February 12, 1987
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)
aabbcc
Your satellite tracking list
Your tracking list is empty




NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 17506U 87015A   20145.21560082 -.00000013 +00000-0 +00000-0 0  9991
2 17506 062.5011 214.8495 6965429 262.5948 020.3113 02.00212417006304
Source of the keplerian elements: AFSPC