TMSAT, 25396
Orbit data source: Space-Track
TMSAT, 25396 is a payload satellite owned by TMSAT (TH) in SSO that was launched on Fri, 10 Jul 1998 UTC via a ZENIT-2 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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25396 intel report (Beta)
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Identifier
Orbit
Country
TH / THAIRelated business
Manufacturer
SSTL
Mission
Non-operational Defense Com/Imaging
Bus & Motor
UOSAT, Unknown motor
Mass
50 kg wet, 50 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Ant, 3.5 m
Radar Cross Section
0.620 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 11 hours ago
TLE from 11 hours ago
0 TMSAT
1 25396U 98043C 26093.85976253 .00000266 00000-0 13184-3 0 9998
2 25396 98.9842 83.0979 0003151 36.3212 323.8180 14.25736829441405Epoch: 2026-04-03T20:38Z
TLE epoch observation values (Epoch: 2026-04-03T20:38:03.482Z)
Latitude
-0.00005°
Longitude
-58.60444°
Altitude
807.102 km
Speed
7.451 km/s
True Right ascension
05h 32m 23s
True Declination
0° 00' 00"
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
13:02:21
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
805.444 km
Perigee altitude
800.918 km
Semi-major axis
7,181.318 km
Eccentricity
0.00032
Inclination
98.9842°
RAAN
83.0979°
Arg. of periapsis
36.3212°
True anomaly
323.79668°
Mean anomaly
323.818°
Eccentric anomaly
323.80734°
Mean motion
3.56646 °/min
Orbital period
100.94 mins
BSTAR
0.00013184
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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.TMSAT 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-04-04 10:44:20.834Z | 68.03° E | 2026-04-04 10:46:20.834Z | 91.784° ESE | 13.11° | 2026-04-04 10:48:20.834Z | 115.29° SE |
| 9 mins | 2026-04-04 12:22:20.834Z | 7.601° NNE | 2026-04-04 12:26:20.834Z | 300.946° NW | 43.24° | 2026-04-04 12:31:20.834Z | 204.391° SW |
| 6 mins | 2026-04-04 22:04:20.834Z | 96.634° ESE | 2026-04-04 22:06:20.834Z | 66.783° ENE | 20.983° | 2026-04-04 22:10:20.834Z | 15.439° NNE |
| 8 mins | 2026-04-04 23:42:20.834Z | 194.5° SSW | 2026-04-04 23:46:20.834Z | 273.977° WNW | 34.946° | 2026-04-04 23:50:20.834Z | 330.623° NNW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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