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TIANHUI 2-02A, 49071

Orbit data source: Space-Track

TIANHUI 2-02A, 49071 is a payload satellite owned by G. Cehui dili (CN) in SSO that was launched on Wed, 18 Aug 2021 UTC via a CHANG ZHENG 4B launch vehicle from the Taiyaun Space Center, China (TSC). 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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<iframe src="https://www.satcat.com/sats-embedded/49071?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/49071?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

49071, 2021-074A

Orbit

SSO

Country

CN / PRC

Related business

China Aerospace Science and Technology Corporation (CASC) (CN)

Manufacturer

SAST

Mission

Operational Civil Radar Imaging

Bus & Motor

CAST-2000?, Unknown motor

Mass

~1,000 kg wet, ~1,000 kg dry

Launch date (UTC)

2021-08-18 (5 years ago)

Launch vehicle

CHANG ZHENG 4B

Launch site

Taiyaun Space Center, China (TSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 1.5 m

Radar Cross Section

2.045 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 3 days ago

TLE from 3 days ago

0 TIANHUI 2-02A
1 49071U 21074A   26170.50475062  .00001492  00000-0  79526-4 0  9999
2 49071  97.4810 173.7014 0001765 101.2337 258.9095 15.16722150267622

Epoch: 2026-06-19T12:06Z

TLE epoch observation values (Epoch: 2026-06-19T12:06:50.453Z)

Latitude

0.00001°

Longitude

84.25841°

Altitude

519.073 km

Speed

7.604 km/s

True Right ascension

11h 34m 48s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

21:49:03

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

513.945 km

Perigee altitude

511.512 km

Semi-major axis

6,890.866 km

Eccentricity

0.00018

Inclination

97.481°

RAAN

173.7014°

Arg. of periapsis

101.2337°

True anomaly

258.88965°

Mean anomaly

258.9095°

Eccentric anomaly

258.89958°

Mean motion

3.79431 °/min

Orbital period

94.88 mins

BSTAR

0.000079526

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Other satellites on launch #74 in the year 2021 (2021-08-18 UTC)

CZ-4B DEB, 49074 (Decayed)

CZ-4B R/B, 49073 (Decayed)

TIANHUI 2-02B, 49072

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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.

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TIANHUI 2-02A 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	2026-06-22 13:30:59.923Z	350.556° N	2026-06-22 13:32:59.923Z	306.729° NW	33.003°	2026-06-22 13:35:59.923Z	221.097° SW
6 mins	2026-06-23 00:09:59.923Z	158.964° S	2026-06-23 00:12:59.923Z	26.443° NE	42.321°	2026-06-23 00:15:59.923Z	352.328° N

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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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Check out TIANHUI 2-02A, 49071 on other resources

View TIANHUI 2-02A, 49071 on NASA - NSSDCA Website

View TIANHUI 2-02A, 49071 on Heavens-Above

View TIANHUI 2-02A, 49071 on Keep Track

View TIANHUI 2-02A, 49071 on Celestrak

View TIANHUI 2-02A, 49071 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

TIANHUI 2-02A, 49071

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 3 days ago

TLE from 3 days ago

TLE epoch observation values (Epoch: 2026-06-19T12:06:50.453Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #74 in the year 2021 (2021-08-18 UTC)

TIANHUI 2-02A Visibility forecast

Co-orbital & Co-planar RSOs

Check out TIANHUI 2-02A, 49071 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 3 days ago