TIANQI 21, 57792
Orbit data source: Space-Track
TIANQI 21, 57792 is a payload satellite owned by Guodian Gaokeji (CN) in LEO that was launched on Tue, 05 Sep 2023 UTC via a GUSHENXING 1 launch vehicle from the Yellow Sea Launch Area, China (YSLA). 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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57792 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
Shanghai ASES
Mission
Operational Commercial Communications
Bus & Motor
STARLIGHTB, Unknown motor
Mass
40 kg wet, ~40 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.3 m
Radar Cross Section
0.195 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 TIANQI 21
1 57792U 23135A 26171.43058392 .00000137 00000-0 13021-3 0 9996
2 57792 49.9708 138.6710 0013708 269.5090 90.4251 14.23121860145093Epoch: 2026-06-20T10:20Z
TLE epoch observation values (Epoch: 2026-06-20T10:20:02.450Z)
Latitude
-0.00007°
Longitude
75.01542°
Altitude
815.427 km
Speed
7.447 km/s
True Right ascension
09h 14m 41s
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
21:23:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
825.418 km
Perigee altitude
805.695 km
Semi-major axis
7,193.694 km
Eccentricity
0.00137
Inclination
49.9708°
RAAN
138.671°
Arg. of periapsis
269.509°
True anomaly
90.58218°
Mean anomaly
90.4251°
Eccentric anomaly
90.50364°
Mean motion
3.55726 °/min
Orbital period
101.2 mins
BSTAR
0.00013021
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Other satellites on launch #135 in the year 2023 (2023-09-05 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.TIANQI 21 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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2026-06-22 23:08:55.998Z | 193.249° SSW | 2026-06-22 23:12:55.998Z | 140.594° SSE | 29.113° | 2026-06-22 23:17:55.998Z | 72.236° E |
| 9 mins | 2026-06-23 00:54:55.998Z | 254.101° W | 2026-06-23 00:58:55.998Z | 332.324° NNW | 41.604° | 2026-06-23 01:03:55.998Z | 51.226° ENE |
| 8 mins | 2026-06-23 02:41:55.998Z | 298.531° NW | 2026-06-23 02:45:55.998Z | 358.343° N | 27.109° | 2026-06-23 02:49:55.998Z | 49.944° ENE |
| 8 mins | 2026-06-23 04:28:55.998Z | 316.938° NNW | 2026-06-23 04:32:55.998Z | 19.482° NNE | 29.595° | 2026-06-23 04:36:55.998Z | 74.543° E |
| 9 mins | 2026-06-23 06:14:55.998Z | 305.217° NW | 2026-06-23 06:18:55.998Z | 336.503° NNW | 44.747° | 2026-06-23 06:23:55.998Z | 123.253° SE |
| 6 mins | 2026-06-23 08:01:55.998Z | 265.182° W | 2026-06-23 08:04:55.998Z | 224.11° SW | 20.32° | 2026-06-23 08:07:55.998Z | 187.831° SSW |
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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