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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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: 12 hours ago
TLE from 12 hours ago
0 TANSUO 1
1 28220U 04012A 26126.15269922 .00014111 00000-0 44900-3 0 9992
2 28220 97.8695 201.5276 0006500 158.6007 201.5507 15.32697304204658Epoch: 2026-05-06T03:39Z
TLE epoch observation values (Epoch: 2026-05-06T03:39:53.212Z)
Latitude
0.00001°
Longitude
-77.46141°
Altitude
475.003 km
Speed
7.626 km/s
True Right ascension
13h 26m 06s
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
23:34:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
469.186 km
Perigee altitude
460.29 km
Semi-major axis
6,842.875 km
Eccentricity
0.00065
Inclination
97.8695°
RAAN
201.5276°
Arg. of periapsis
158.6007°
True anomaly
201.52336°
Mean anomaly
201.5507°
Eccentric anomaly
201.53703°
Mean motion
3.83429 °/min
Orbital period
93.89 mins
BSTAR
0.000449
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-05-06 18:20:26.595Z | 340.912° N | 2026-05-06 18:22:26.595Z | 270.97° WNW | 31.154° | 2026-05-06 18:24:26.595Z | 224.303° SW |
| 5 mins | 2026-05-07 04:52:26.595Z | 153.403° SSE | 2026-05-07 04:54:26.595Z | 104.204° ESE | 41.443° | 2026-05-07 04:57:26.595Z | 355.466° N |
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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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 descending order |
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