Tracking 30314 objects as of 20-Apr-2025
HD Live streaming from Space Station
objects crossing your sky now

EXPLORER 20

Track EXPLORER 20 now!
10-day predictions
EXPLORER 20 is classified as:


NORAD ID: 870
Int'l Code: 1964-051A
Perigee: 859.2 km
Apogee: 1,000.6 km
Inclination: 79.9 °
Period: 103.5 minutes
Semi major axis: 7300 km
RCS: 0.5517 m2 (medium)
Launch date: August 25, 1964
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)
Your satellite tracking list
Your tracking list is empty




NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1   870U 64051A   25110.16598900  .00000231  00000-0  16994-3 0  9996
2   870  79.9012  19.0621 0096827 315.9522  43.3947 13.91674681 75067
Source of the keplerian elements: AFSPC