TIANYAN 23, 63209
Orbit data source: Space-Track
TIANYAN 23, 63209 is a Chinese payload satellite in SSO that was launched on Sat, 15 Mar 2025 UTC via a CHANG ZHENG 2D launch vehicle from the Jiuquan Satellite Launch Center, China (JSC). 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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63209 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
ZZQY
Mission
Operational Commercial Imaging
Bus & Motor
Unknown
Mass
~100 kg wet, ~100 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 0.8 m
Radar Cross Section
0.120 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 TIANYAN 23
1 63209U 25051B 26119.27781214 .00030376 00000-0 63641-3 0 9996
2 63209 97.4520 205.0891 0004613 254.1458 105.9282 15.45365576 62807Epoch: 2026-04-29T06:40Z
TLE epoch observation values (Epoch: 2026-04-29T06:40:02.968Z)
Latitude
-0.00009°
Longitude
-112.16433°
Altitude
434.291 km
Speed
7.651 km/s
True Right ascension
13h 40m 21s
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
23:35:06
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
430.378 km
Perigee altitude
424.099 km
Semi-major axis
6,805.375 km
Eccentricity
0.00046
Inclination
97.452°
RAAN
205.0891°
Arg. of periapsis
254.1458°
True anomaly
105.97902°
Mean anomaly
105.9282°
Eccentric anomaly
105.95361°
Mean motion
3.86603 °/min
Orbital period
93.12 mins
BSTAR
0.00063641
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Other satellites on launch #51 in the year 2025 (2025-03-15 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.TIANYAN 23 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-04-29 18:07:03.760Z | 40.616° NE | 2026-04-29 18:09:03.760Z | 93.994° ESE | 28.311° | 2026-04-29 18:12:03.760Z | 163.685° S |
| 4 mins | 2026-04-30 06:07:03.760Z | 201.12° SSW | 2026-04-30 06:09:03.760Z | 270.835° WNW | 32.508° | 2026-04-30 06:11:03.760Z | 325.354° NNW |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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