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
10 hours 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 10 hours ago
0 THOR AGENA D R/B
1 02255U 66056B   25182.43942615  .00000002  00000-0 -37794-3 0  9995
2 02255  86.9583 210.0554 0048406  28.7444 331.6017  7.94757108712451
Epoch: 2025-07-01T10:32Z
TLE epoch observation values (Epoch: 2025-07-01T10:32:46.419Z)
Latitude
Longitude
132.12713°
Altitude
4,185.48 km
Speed
6.156 km/s
True Right ascension
14h 00m 13s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
71.17905°
Longitude
-56.8453°
Altitude
4,231.853 km
Speed
6.137 km/s
Apparent Right ascension
22h 14m 50s
Apparent Declination
42° 22' 30"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
08:10:50
Azimuth
337.602° N
Elevation
-3.05°
Doppler factor
1
Orbital elements
Apogee altitude
4,277.81 km
Perigee altitude
4,175.144 km
Semi-major axis
10,604.614 km
Eccentricity
0.00484
Inclination
86.9583°
RAAN
210.0554°
Arg. of periapsis
28.7444°
True anomaly
Unknown
Mean anomaly
331.6017°
Eccentric anomaly
Unknown
Mean motion
1.98747 °/min
Orbital period
181.13 mins
BSTAR
-0.00037794
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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.
21 mins2025-07-01 22:53:43.984Z83.01° E2025-07-01 23:04:43.984Z49.855° ENE16.297°2025-07-01 23:14:43.984Z19.873° NNE
41 mins2025-07-02 01:38:43.984Z164.678° S2025-07-02 01:58:43.984Z90.312° ESE44.062°2025-07-02 02:19:43.984Z4.462° NNE
35 mins2025-07-02 04:46:43.984Z240.319° WSW2025-07-02 05:03:43.984Z297.565° NW26.821°2025-07-02 05:21:43.984Z356.039° N
37 mins2025-07-02 11:31:43.984Z4.789° NNE2025-07-02 11:50:43.984Z69.798° E30.162°2025-07-02 12:08:43.984Z129.508° SE
41 mins2025-07-02 14:33:43.984Z354.302° N2025-07-02 14:53:43.984Z277.011° WNW42.807°2025-07-02 15:14:43.984Z201.512° SSW
16 mins2025-07-02 17:39:43.984Z334.911° NNW2025-07-02 17:46:43.984Z314.29° NW13.745°2025-07-02 17:55:43.984Z287.976° WNW
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