Key statistics
Satellite EXPLORER 9 at a glance.
Uptime
1148
Days in orbit
Revolutions
N/A
Per day
Orbit
LEO
Low Earth Orbit
Inclination
N/A
Latest
Satellite identification and parameters
Extended collection of information and parameters for EXPLORER 9.
Object identification
Object name: EXPLORER 9
International designator: 1961-004A
Object number (NORAD): 81
Object ID (CCSDS): 81
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
Orbital parameters
Decay date: April 9, 1964
Inclination: 38.84 deg
Period: 93.01 minutes
Apoapsis: 559.0 km
Periapsis: 285.0 km
Two-line elements (TLE)
No TLE available, as this satellite has decayed and is no longer in orbit.
Live tracking on map
Satellite EXPLORER 9 has decayed and is no longer in orbit. No tracking available.
Associated space launch
EXPLORER 9 was lifted into orbit during the mission ‘Scout X-1 | Explorer 9’, on board a Scout X-1 space rocket.
The launch took place on Feb. 16, 1961, 1:05 p.m. from Launch Area 3.
For more information about the launch, click the button.

Scout X-1 | Explorer 9
Agency: N/A
Status: Launch Successful
Launch date: Feb. 16, 1961, 1:05 p.m. UTC
Rocket: Scout X-1
Launch pad: Launch Area 3
Location: Wallops Flight Facility, Virginia, USA
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