SL-8 R/B, 15625

Orbit data source: Space-Track

SL-8 R/B, 15625 is space debris in LEO originally from a launch on Thu, 21 Mar 1985 UTC launched from the Plesetsk Missile And Space Complex (PKMTR). 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
15625, 1985-023J
Orbit
LEO
Last TLE update
12 hours ago
Origin
Manufacturer
Omsk Av. Zav.
Mission
Spacecraft
Bus & Motor
S3, Unknown motor
Mass
1,434 kg wet, 1,434 kg dry
Launch date (UTC)
1985-03-21 (40 years ago)
Launch vehicle
Unknown
Launch site
Plesetsk Missile And Space Complex (PKMTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Cyl, 6.57 m
Radar Cross Section
14.646 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 12 hours ago
0 SL-8 R/B
1 15625U 85023J   25142.15182670  .00000090  00000-0  98344-3 0  9991
2 15625  74.0520 151.8569 0146762 270.3635 152.5729 12.19901162669156
Epoch: 2025-05-22T03:38Z
TLE epoch observation values (Epoch: 2025-05-22T03:38:37.826Z)
Latitude
59.63216°
Longitude
-113.78919°
Altitude
1,706.919 km
Speed
6.982 km/s
True Right ascension
12h 03m 34s
True Declination
59° 29' 59"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
16.44273°
Longitude
-138.61505°
Altitude
1,628.211 km
Speed
7.044 km/s
Apparent Right ascension
11h 06m 25s
Apparent Declination
-8° 26' 15"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
00:13:05
Azimuth
29.79° NE
Elevation
-55.182°
Doppler factor
1
Orbital elements
Apogee altitude
1,707.794 km
Perigee altitude
1,473.885 km
Semi-major axis
7,968.977 km
Eccentricity
0.01468
Inclination
74.052°
RAAN
151.8569°
Arg. of periapsis
270.3635°
True anomaly
Unknown
Mean anomaly
152.5729°
Eccentric anomaly
Unknown
Mean motion
3.05098 °/min
Orbital period
117.99 mins
BSTAR
0.00098344
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SL-8 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.
18 mins2025-05-23 01:00:33.712Z172.874° S2025-05-23 01:09:33.712Z98.917° ESE38.838°2025-05-23 01:18:33.712Z27.972° NE
16 mins2025-05-23 03:02:33.712Z238.032° WSW2025-05-23 03:10:33.712Z304.26° NW32.295°2025-05-23 03:18:33.712Z5.368° NNE
9 mins2025-05-23 09:25:33.712Z15.703° NNE2025-05-23 09:29:33.712Z42.76° NE16.413°2025-05-23 09:34:33.712Z75.97° E
18 mins2025-05-23 11:23:33.712Z346.413° N2025-05-23 11:32:33.712Z73.456° E42.58°2025-05-23 11:41:33.712Z149.357° SSE
14 mins2025-05-23 13:25:33.712Z316.227° NNW2025-05-23 13:32:33.712Z262.881° W25.629°2025-05-23 13:39:33.712Z213.972° SW
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