SL-16 DEB, 25401
Orbit data source: Space-Track
SL-16 DEB, 25401 is space debris in SSO originally from a launch on Fri, 10 Jul 1998 UTC launched from the Tyuratam Missile And Space Complex (TTMTR). 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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25401 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
Yuzhnoe
Mission
Spacecraft
Bus & Motor
SEP MOTOR COVER, Unknown motor
Mass
~0 kg wet, ~1 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cone, 0.5 m
Radar Cross Section
0.635 m², Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 SL-16 DEB
1 25401U 98043H 25289.89915707 .00000428 00000-0 31507-3 0 9991
2 25401 98.5205 66.0472 0159951 292.7123 161.3582 13.94717681386633Epoch: 2025-10-16T21:34Z
TLE epoch observation values (Epoch: 2025-10-16T21:34:47.170Z)
Latitude
80.34994°
Longitude
-42.07189°
Altitude
1,036.202 km
Speed
7.284 km/s
True Right ascension
20h 29m 06s
True Declination
80° 17' 42"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
01:38:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,025.891 km
Perigee altitude
792.763 km
Semi-major axis
7,287.464 km
Eccentricity
0.016
Inclination
98.5205°
RAAN
66.0472°
Arg. of periapsis
292.7123°
True anomaly
161.93318°
Mean anomaly
161.3582°
Eccentric anomaly
161.64677°
Mean motion
3.48882 °/min
Orbital period
103.19 mins
BSTAR
0.00031507
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Other satellites on launch #43 in the year 1998 (1998-07-10 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.SL-16 DEB Visibility forecast
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-10-17 07:37:58.933Z | 89.692° E | 2025-10-17 07:40:58.933Z | 56.205° ENE | 16.329° | 2025-10-17 07:43:58.933Z | 25.049° NE |
| 10 mins | 2025-10-17 09:17:58.933Z | 173.286° S | 2025-10-17 09:21:58.933Z | 265.308° W | 44.294° | 2025-10-17 09:27:58.933Z | 343.971° N |
| 10 mins | 2025-10-17 21:49:58.933Z | 21.642° NNE | 2025-10-17 21:54:58.933Z | 127.581° SE | 42.54° | 2025-10-17 21:59:58.933Z | 183.616° SSW |
| 7 mins | 2025-10-17 23:32:58.933Z | 331.712° NNW | 2025-10-17 23:35:58.933Z | 297.47° NW | 19.475° | 2025-10-17 23:39:58.933Z | 255.847° W |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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