Key statistics
Satellite EXPLORER 30 at a glance.
Uptime
21882
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
LEO
Low Earth Orbit
Inclination
59.7
Latest
Satellite identification and parameters
Extended collection of information and parameters for EXPLORER 30.
Object identification
Identified? True
Debris? False
Object name: EXPLORER 30
International designator: 1965-093A
Object number (NORAD): 1738
Object ID (CCSDS): 1738
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 99.884 minutes
Inclination: 59.7093 deg
SMA: 7131.106 km
Apoapsis: 846.733 km
Periapsis: 659.208 km
RAAN: 354.0148 deg
Eccentricy: 0.01314838
Argument of periapsis: 168.4732 deg
Mean anomaly: 191.9369 deg
Mean motion: 14.41675264 rev/day
Mean motion (dot): 0.00000247 rev/day2
B* drag term: 0.00011173995 1/REarth
Two-line elements (TLE)
Creation date: Oct. 16, 2025, 6:34 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 16, 2025, 10:49 a.m. UTC
TLE line 0: 0 EXPLORER 30
TLE line 1: 1 01738U 65093A 25289.45100518 .00000247 00000-0 11174-3 0 9992
TLE line 2: 2 01738 59.7093 354.0148 0131484 168.4732 191.9369 14.41675264121249
Live tracking on map
Real-time ground track for satellite EXPLORER 30.
In-orbit conjunctions
A list of the most updated potential collisions computed for object EXPLORER 30.
Associated space launch
The NRL Solrad 8 satellite was one of the Solrad series that began in 1960 to provide continuous coverage of solar radiation with a set of standard photometers.
EXPLORER 30 was lifted into orbit during the mission ‘Scout X-4 | Solrad 8’, on board a Scout X-4 space rocket.
The launch took place on Nov. 19, 1965, 4:48 a.m. from Launch Area 3A.
For more information about the launch, click the button.
Scout X-4 | Solrad 8
Agency: N/A
Status: Launch Successful
Launch date: Nov. 19, 1965, 4:48 a.m. UTC
Rocket: Scout X-4
Launch pad: Launch Area 3A
Location: Wallops Flight Facility, Virginia, USA
...
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