Tracking 32954 objects as of 19-Jan-2026
HD Live streaming from Space Station
objects crossing your sky now

EXPLORER 31 (ISIS-X)

Track EXPLORER 31 (ISIS-X) now!
10-day predictions
EXPLORER 31 (ISIS-X) is classified as:


NORAD ID: 1806
Int'l Code: 1965-098B
Perigee: 509.3 km
Apogee: 2,793.6 km
Inclination: 79.8 °
Period: 119.2 minutes
Semi major axis: 8022 km
RCS: 0.6346 m2 (medium)
Launch date: November 29, 1965
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 01806U 65098B   26019.48871207  .00000055  00000-0  11439-4 0  9990
2 01806  79.7774 112.4743 1423682  65.9916 308.3448 12.08199815630735
Source of the keplerian elements: AFSPC