Key statistics
Satellite SCOUT X-4 R/B at a glance.
Uptime
22417
Days in orbit
Revolutions
≈ 14.1
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
90.4
Latest
Satellite identification and parameters
Extended collection of information and parameters for SCOUT X-4 R/B.
Object identification
Identified? True
Debris? False
Object name: SCOUT X-4 R/B
International designator: 1964-026D
Object number (NORAD): 809
Object ID (CCSDS): 809
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 102.081 minutes
Inclination: 90.4491 deg
SMA: 7235.323 km
Apoapsis: 887.479 km
Periapsis: 826.897 km
RAAN: 165.7727 deg
Eccentricy: 0.00418654
Argument of periapsis: 114.5255 deg
Mean anomaly: 246.0303 deg
Mean motion: 14.10639016 rev/day
Mean motion (dot): 0.00000422 rev/day2
B* drag term: 0.00022949604 1/REarth
Two-line elements (TLE)
Creation date: Oct. 19, 2025, 2:20 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 18, 2025, 4:19 p.m. UTC
TLE line 0: 0 SCOUT X-4 R/B
TLE line 1: 1 00809U 64026D 25291.68032436 .00000422 00000-0 22950-3 0 9995
TLE line 2: 2 00809 90.4491 165.7727 0041865 114.5255 246.0303 14.10639016144095
Live tracking on map
Real-time ground track for satellite SCOUT X-4 R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object SCOUT X-4 R/B.
Associated space launch
The KH-4A (Keyhole-4A) was the fifth optical reconnaissance satellite version in the Corona-program.
SCOUT X-4 R/B was lifted into orbit during the mission ‘Thor SLV-2A Agena D | KH-4A 6’, on board a Thor SLV-2A Agena D space rocket.
The launch took place on June 4, 1964, 10:59 p.m. from Space Launch Complex 3W.
For more information about the launch, click the button.
Thor SLV-2A Agena D | KH-4A 6
Agency: N/A
Status: Launch Successful
Launch date: June 4, 1964, 10:59 p.m. UTC
Rocket: Thor SLV-2A Agena D
Launch pad: Space Launch Complex 3W
Location: Vandenberg SFB, CA, USA
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