Brightest
NORAD ID: 21574
Int'l Code: 1991-050A
Perigee: 752.6 km
Apogee: 802.6 km
Inclination: 98.3 °
Period: 100.3 minutes
Semi major axis: 7148 km
Launch date: July 17, 1991
Source: European Space Agency (ESA)
Two Line Element Set (TLE):
1 21574U 91050A 13139.49562473 .00000437 00000-0 16214-3 0 6371
2 21574 098.2619 107.0646 0034964 092.8821 054.9374 14.36389754143635
Source:
NASA's NSSDC Master Catalog entry for ERS 1
