HGS 1 (ASIASAT 3), 25126
Orbit data source: Space-Track
HGS 1 (ASIASAT 3), 25126 is a payload satellite owned by Asiasat (US) in GEO that was launched on Wed, 24 Dec 1997 UTC via a PROTON-K/DM-2M 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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25126 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
Hughes
Mission
Non-operational Commercial Communications
Bus & Motor
HS-601HP, R-4D-11-300
Mass
3,480 kg wet, 1,822 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Hex Poly + 2 Pan, 13.1 m
Radar Cross Section
32.290 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 week ago
TLE from 1 week ago
0 HGS 1 (ASIASAT 3)
1 25126U 97086A 26154.98796051 -.00000245 00000-0 00000-0 0 9991
2 25126 13.1467 31.9119 0051144 47.1451 134.5374 1.00281372105008Epoch: 2026-06-03T23:42Z
TLE epoch observation values (Epoch: 2026-06-03T23:42:39.788Z)
Latitude
-0.48795°
Longitude
-34.13697°
Altitude
35,936.181 km
Speed
3.064 km/s
True Right ascension
14h 15m 52s
True Declination
0° 29' 15"
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
12:19:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
36,000.536 km
Perigee altitude
35,569.258 km
Semi-major axis
42,163.034 km
Eccentricity
0.00511
Inclination
13.1467°
RAAN
31.9119°
Arg. of periapsis
47.1451°
True anomaly
134.95328°
Mean anomaly
134.5374°
Eccentric anomaly
134.74552°
Mean motion
0.25069 °/min
Orbital period
1,436.01 mins
BSTAR
0
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Other satellites on launch #86 in the year 1997 (1997-12-24 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.HGS 1 (ASIASAT 3) 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. |
|---|---|---|---|---|---|---|---|
| 469 mins | 2026-06-11 12:44:01.951Z | 98.835° ESE | 2026-06-11 16:23:01.951Z | 92.021° ESE | 13.989° | 2026-06-11 20:33:01.951Z | 95.408° ESE |
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25126 neighbors
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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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