THOR AGENA D R/B, 2255

Orbit data source: Space-Track

THOR AGENA D R/B, 2255 is space debris in LEO originally from a launch on Fri, 24 Jun 1966 UTC launched from the Air Force Western Test Range (AFWTR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

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Identifier
2255, 1966-056B
Orbit
LEO
Last TLE update
2 days ago
Origin
Manufacturer
LMSC
Mission
Spacecraft
Bus & Motor
AGENA D, Unknown motor
Mass
600 kg wet, 600 kg dry
Launch date (UTC)
1966-06-24 (59 years ago)
Launch vehicle
Unknown
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Cyl + 1 Nozzle, 6.3 m
Radar Cross Section
8.306 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 2 days ago
0 THOR AGENA D R/B
1 02255U 66056B   25165.95166778  .00000000  00000-0 -24500-2 0  9999
2 02255  86.9593 211.5188 0048557  42.3774 318.0769  7.94757160711142
Epoch: 2025-06-14T22:50Z
TLE epoch observation values (Epoch: 2025-06-14T22:50:24.096Z)
Latitude
0.00001°
Longitude
-34.56535°
Altitude
4,192.38 km
Speed
6.152 km/s
True Right ascension
14h 06m 04s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
3.32357°
Longitude
145.11858°
Altitude
4,266.858 km
Speed
6.109 km/s
Apparent Right ascension
03h 46m 09s
Apparent Declination
-23° 56' 26"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
23:13:25
Azimuth
121.95° SE
Elevation
0.007°
Doppler factor
1
Orbital elements
Apogee altitude
4,277.97 km
Perigee altitude
4,174.984 km
Semi-major axis
10,604.614 km
Eccentricity
0.00486
Inclination
86.9593°
RAAN
211.5188°
Arg. of periapsis
42.3774°
True anomaly
Unknown
Mean anomaly
318.0769°
Eccentric anomaly
Unknown
Mean motion
1.98747 °/min
Orbital period
181.13 mins
BSTAR
-0.00245
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THOR AGENA D R/B Visibility forecast

Observer location: undefined°, undefined°

Span
Click to sort rows by Start time (UTC) header in descending order
Start Az.
Max El. time (UTC)
Max El. Az.
Max El.
End time (UTC)
End Az.
43 mins2025-06-16 14:54:45.922Z356.935° N2025-06-16 15:16:45.922Z207.293° SW44.991°2025-06-16 15:37:45.922Z184.481° SSW
27 mins2025-06-16 17:59:45.922Z343.125° N2025-06-16 18:12:45.922Z302.645° NW21.527°2025-06-16 18:26:45.922Z259.973° W
8 mins2025-06-16 23:35:45.922Z53.776° ENE2025-06-16 23:39:45.922Z41.962° NE11.274°2025-06-16 23:43:45.922Z30.254° NE
39 mins2025-06-17 02:12:45.922Z152.019° SSE2025-06-17 02:31:45.922Z81.301° E41.249°2025-06-17 02:51:45.922Z6.374° NNE
37 mins2025-06-17 05:16:45.922Z225.866° WSW2025-06-17 05:34:45.922Z290.825° WNW32.584°2025-06-17 05:53:45.922Z356.595° N
29 mins2025-06-17 12:04:45.922Z7.687° NNE2025-06-17 12:20:45.922Z59.444° ENE24.291°2025-06-17 12:33:45.922Z103.956° ESE
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