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TIANYAN 23, 63209

Orbit data source: Space-Track

TIANYAN 23, 63209 is a Chinese payload satellite in SSO that was launched on Sat, 15 Mar 2025 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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https://www.satcat.com/sats-embedded/63209?theme=dark&initialShowStats=false

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Identifier

63209, 2025-051B

Orbit

SSO

Country

CN / PRC

Related business

Tianlian Measurement and Control Technology Co. Ltd. (CN)

Manufacturer

ZZQY

Mission

Operational Commercial Imaging

Bus & Motor

Unknown

Mass

~100 kg wet, ~100 kg dry

Launch date (UTC)

2025-03-15 (1 year ago)

Launch vehicle

CHANG ZHENG 2D

Launch site

Jiuquan Satellite Launch Center, China (JSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 0.8 m

Radar Cross Section

0.120 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 2 days ago

TLE from 2 days ago

0 TIANYAN 23
1 63209U 25051B   26155.31864015  .00040174  00000-0  77448-3 0  9999
2 63209  97.4509 242.1491 0006931 136.9462 223.2331 15.47721052 68373

Epoch: 2026-06-04T07:38Z

TLE epoch observation values (Epoch: 2026-06-04T07:38:50.508Z)

Latitude

-0.00009°

Longitude

-125.32596°

Altitude

429.958 km

Speed

7.652 km/s

True Right ascension

16h 08m 35s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow 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

03:54:24

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

425.037 km

Perigee altitude

415.613 km

Semi-major axis

6,798.462 km

Eccentricity

0.00069

Inclination

97.4509°

RAAN

242.1491°

Arg. of periapsis

136.9462°

True anomaly

223.17873°

Mean anomaly

223.2331°

Eccentric anomaly

223.20591°

Mean motion

3.87193 °/min

Orbital period

92.98 mins

BSTAR

0.00077448

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Other satellites on launch #51 in the year 2025 (2025-03-15 UTC)

SUPERVIEW NEO 3-02, 63208

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TIANYAN 23 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	2026-06-06 19:10:15.541Z	341.13° N	2026-06-06 19:12:15.541Z	282.761° WNW	27.496°	2026-06-06 19:14:15.541Z	230.266° WSW
4 mins	2026-06-07 05:37:15.541Z	137.658° SSE	2026-06-07 05:38:15.541Z	103.195° ESE	36.491°	2026-06-07 05:41:15.541Z	0.677° NNE

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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 TIANYAN 23, 63209 on other resources

View TIANYAN 23, 63209 on NASA - NSSDCA Website

View TIANYAN 23, 63209 on Heavens-Above

View TIANYAN 23, 63209 on Keep Track

View TIANYAN 23, 63209 on Celestrak

View TIANYAN 23, 63209 on Gunter's Space Page

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

TIANYAN 23, 63209

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-06-04T07:38:50.508Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #51 in the year 2025 (2025-03-15 UTC)

TIANYAN 23 Visibility forecast

Co-orbital & Co-planar RSOs

Check out TIANYAN 23, 63209 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago