TANSAT, 41898
Orbit data source: Space-Track
TANSAT, 41898 is a Chinese payload satellite in SSO that was launched on Wed, 21 Dec 2016 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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41898 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SECM
Mission
Operational Civil Earth Obs Sci
Bus & Motor
TANSAT, Unknown motor
Mass
~620 kg wet, ~600 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 5.0 m
Radar Cross Section
7.261 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 TANSAT
1 41898U 16081A 26084.90704589 .00000140 00000-0 39787-4 0 9991
2 41898 98.5375 82.7111 0019862 203.4533 156.5762 14.59881190492479Epoch: 2026-03-25T21:46Z
TLE epoch observation values (Epoch: 2026-03-25T21:46:08.764Z)
Latitude
-0.00005°
Longitude
-67.18903°
Altitude
709.427 km
Speed
7.494 km/s
True Right ascension
05h 30m 50s
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
10:09:02
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
704.695 km
Perigee altitude
676.615 km
Semi-major axis
7,068.792 km
Eccentricity
0.00199
Inclination
98.5375°
RAAN
82.7111°
Arg. of periapsis
203.4533°
True anomaly
156.66647°
Mean anomaly
156.5762°
Eccentric anomaly
156.62136°
Mean motion
3.65195 °/min
Orbital period
98.58 mins
BSTAR
0.000039787
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Other satellites on launch #81 in the year 2016 (2016-12-21 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.TANSAT 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 | 2026-03-26 11:31:52.829Z | 56.167° ENE | 2026-03-26 11:34:52.829Z | 97.436° ESE | 15.376° | 2026-03-26 11:36:52.829Z | 125.014° SE |
| 7 mins | 2026-03-26 13:08:52.829Z | 357.479° N | 2026-03-26 13:11:52.829Z | 307.875° NW | 35.99° | 2026-03-26 13:15:52.829Z | 218.364° SW |
| 5 mins | 2026-03-26 22:36:52.829Z | 95.15° ESE | 2026-03-26 22:38:52.829Z | 65.481° ENE | 17.601° | 2026-03-26 22:41:52.829Z | 24.068° NE |
| 7 mins | 2026-03-27 00:12:52.829Z | 192.705° SSW | 2026-03-27 00:15:52.829Z | 251.343° W | 36.132° | 2026-03-27 00:19:52.829Z | 331.016° 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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