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TIANHUI 2-02B, 49072

Orbit data source: Space-Track

TIANHUI 2-02B, 49072 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/49072?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/49072?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

49072, 2021-074B

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 2-02B
1 49072U 21074B   26170.50475113  .00001353  00000-0  72419-4 0  9997
2 49072  97.4808 173.6973 0002024  91.0053 269.1412 15.16721760267626

Epoch: 2026-06-19T12:06Z

TLE epoch observation values (Epoch: 2026-06-19T12:06:50.497Z)

Latitude

-0.00004°

Longitude

84.25413°

Altitude

518.861 km

Speed

7.604 km/s

True Right ascension

11h 34m 47s

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

21:36:06

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

514.125 km

Perigee altitude

511.335 km

Semi-major axis

6,890.867 km

Eccentricity

0.0002

Inclination

97.4808°

RAAN

173.6973°

Arg. of periapsis

91.0053°

True anomaly

269.11801°

Mean anomaly

269.1412°

Eccentric anomaly

269.1296°

Mean motion

3.79431 °/min

Orbital period

94.88 mins

BSTAR

0.000072419

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

TIANHUI 2-02A, 49071

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

CZ-4B DEB, 49074 (Decayed)

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TIANHUI 2-02B 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 13:31:04.443Z	349.844° N	2026-06-22 13:33:04.443Z	303.451° NW	33.311°	2026-06-22 13:36:04.443Z	220.505° SW
6 mins	2026-06-23 00:10:04.443Z	158.795° S	2026-06-23 00:13:04.443Z	21.588° NNE	41.734°	2026-06-23 00:16:04.443Z	352.213° 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 2-02B, 49072 on other resources

View TIANHUI 2-02B, 49072 on NASA - NSSDCA Website

View TIANHUI 2-02B, 49072 on Heavens-Above

View TIANHUI 2-02B, 49072 on Keep Track

View TIANHUI 2-02B, 49072 on Celestrak

View TIANHUI 2-02B, 49072 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 2-02B, 49072

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: 2026-06-19T12:06:50.497Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

TIANHUI 2-02B Visibility forecast

Co-orbital & Co-planar RSOs

Check out TIANHUI 2-02B, 49072 on other resources

Documentation

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