Tracking 32936 objects as of 16-Jan-2026
HD Live streaming from Space Station
objects crossing your sky now

RADIO 4

Track RADIO 4 now!
10-day predictions
RADIO 4 is classified as:


NORAD ID: 13000
Int'l Code: 1981-120D
Perigee: 1,641.9 km
Apogee: 1,672.4 km
Inclination: 83.0 °
Period: 119.3 minutes
Semi major axis: 8028 km
RCS: 0.852 m2 (medium)
Launch date: December 17, 1981
Source: Commonwealth of Independent States (former USSR) (CIS)
Launch site: PLESETSK MISSILE AND SPACE COMPLEX (PKMTR)

Uplink (MHz):
Downlink (MHz):
Beacon (MHz):
Mode:
Call sign:
Status:

Your satellite tracking list
Your tracking list is empty




NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 13000U 81120D   26016.64890567  .00000079  00000-0  78792-3 0  9998
2 13000  82.9629 143.0441 0018974 124.1208 247.8713 12.06916388941871
Source of the keplerian elements: AFSPC