Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
20935
Days in orbit
Revolutions
≈ 10.0
Per day
Orbit
HEO
HEO
Inclination
120.6
Latest
Satellite identification and parameters
Extended collection of information and parameters for DELTA 1 DEB.
Object identification
Identified? True
Debris? True
Object name: DELTA 1 DEB
International designator: 1968-055E
Object number (NORAD): 25270
Object ID (CCSDS): 25270
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 143.496 minutes
Inclination: 120.5799 deg
SMA: 9079.304 km
Apoapsis: 4713.282 km
Periapsis: 689.057 km
RAAN: 1.4087 deg
Eccentricy: 0.2216153
Argument of periapsis: 208.906 deg
Mean anomaly: 136.8878 deg
Mean motion: 10.03515069 rev/day
Mean motion (dot): 0.00002392 rev/day2
B* drag term: 0.0046425482 1/REarth
Two-line elements (TLE)
Creation date: Oct. 26, 2025, 2:54 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 25, 2025, 3:36 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 25270U 68055E 25298.65031849 .00002392 00000-0 46425-2 0 9991
TLE line 2: 2 25270 120.5799 1.4087 2216153 208.9060 136.8878 10.03515069421352
Live tracking on map
Real-time ground track for satellite DELTA 1 DEB.
Associated space launch
The RAE A (Radio Astronomy Explorer A) spacecraft measured the intensity of celestial radio sources, particularly the sun, as a function of time, direction, and frequency (0.2 to 20 MHz).
DELTA 1 DEB was lifted into orbit during the mission ‘Thor Delta J | RAE 1’, on board a Thor Delta J space rocket.
The launch took place on July 4, 1968, 5:26 p.m. from Space Launch Complex 2E.
For more information about the launch, click the button.
Thor Delta J | RAE 1
Agency: N/A
Status: Launch Successful
Launch date: July 4, 1968, 5:26 p.m. UTC
Rocket: Thor Delta J
Launch pad: Space Launch Complex 2E
Location: Vandenberg SFB, CA, USA
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