TANSUO 1, 28220
Orbit data source: Space-Track
TANSUO 1, 28220 is a payload satellite owned by CASC (CN) in SSO that was launched on Sun, 18 Apr 2004 UTC via a CHANG ZHENG 2C launch vehicle from the Xichang Space Center, China (XSC). 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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28220 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
DFH/HARB
Mission
Operational Civil Imaging
Bus & Motor
SY, Unknown motor
Mass
204 kg wet, 204 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 1.5 m
Radar Cross Section
2.043 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 15 hours ago
TLE from 15 hours ago
0 TANSUO 1
1 28220U 04012A 25286.44246541 .00019564 00000-0 76298-3 0 9994
2 28220 97.9024 344.5001 0007308 157.8429 202.3125 15.25962664173369Epoch: 2025-10-13T10:37Z
TLE epoch observation values (Epoch: 2025-10-13T10:37:09.011Z)
Latitude
-0.00003°
Longitude
162.96737°
Altitude
495.624 km
Speed
7.614 km/s
True Right ascension
22h 58m 00s
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
19:42:32
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
489.892 km
Perigee altitude
479.861 km
Semi-major axis
6,863.013 km
Eccentricity
0.00073
Inclination
97.9024°
RAAN
344.5001°
Arg. of periapsis
157.8429°
True anomaly
202.28073°
Mean anomaly
202.3125°
Eccentric anomaly
202.29661°
Mean motion
3.81743 °/min
Orbital period
94.3 mins
BSTAR
0.00076298
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Other satellites on launch #12 in the year 2004 (2004-04-18 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.TANSUO 1 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 | 2025-10-14 04:03:37.877Z | 170.315° S | 2025-10-14 04:06:37.877Z | 316.256° NNW | 43.821° | 2025-10-14 04:09:37.877Z | 345.181° N |
| 5 mins | 2025-10-14 17:05:37.877Z | 359.687° N | 2025-10-14 17:07:37.877Z | 289.537° WNW | 41.472° | 2025-10-14 17:10:37.877Z | 205.687° SW |
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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
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