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YAOGAN-30 A, 42945

Orbit data source: Space-Track

YAOGAN-30 A, 42945 is a payload satellite owned by PLA SSF (CN) in LEO that was launched on Fri, 29 Sep 2017 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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<iframe src="https://www.satcat.com/sats-embedded/42945?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/42945?theme=dark&initialShowStats=false

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Identifier

42945, 2017-058A

Orbit

LEO

Country

CN / PRC

Related business

Strategic Support Troops (CN)

Manufacturer

SECM

Mission

Operational Defense Sigint

Bus & Motor

Unknown

Mass

~500 kg wet, ~500 kg dry

Launch date (UTC)

2017-09-29 (8 years ago)

Launch vehicle

CHANG ZHENG 2C

Launch site

Xichang Space Center, China (XSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 0.5 m

Radar Cross Section

0.446 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 6 hours ago

TLE from 6 hours ago

0 YAOGAN-30 A
1 42945U 17058A   25357.31914990  .00004250  00000-0  32178-3 0  9998
2 42945  34.9988  20.8857 0001123  36.0218 324.0565 15.01771459449422

Epoch: 2025-12-23T07:39Z

TLE epoch observation values (Epoch: 2025-12-23T07:39:34.551Z)

Latitude

-0.00004°

Longitude

173.88707°

Altitude

559.72 km

Speed

7.584 km/s

True Right ascension

01h 23m 32s

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

12:23:39

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

565.434 km

Perigee altitude

563.874 km

Semi-major axis

6,942.791 km

Eccentricity

0.00011

Inclination

34.9988°

RAAN

20.8857°

Arg. of periapsis

36.0218°

True anomaly

324.04895°

Mean anomaly

324.0565°

Eccentric anomaly

324.05272°

Mean motion

3.75182 °/min

Orbital period

95.95 mins

BSTAR

0.00032178

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Other satellites on launch #58 in the year 2017 (2017-09-29 UTC)

YAOGAN-30 B, 42946

CZ-2C R/B, 42948

YAOGAN-30 C, 42947

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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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YAOGAN-30 A 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.
6 mins	2025-12-24 06:16:48.103Z	218.16° SW	2025-12-24 06:18:48.103Z	178.263° S	27.465°	2025-12-24 06:22:48.103Z	104.339° ESE
6 mins	2025-12-24 07:57:48.103Z	241.441° WSW	2025-12-24 07:59:48.103Z	195.63° SSW	33.341°	2025-12-24 08:03:48.103Z	112.684° SE
5 mins	2025-12-24 09:38:48.103Z	241.92° WSW	2025-12-24 09:40:48.103Z	202.981° SW	24.17°	2025-12-24 09:43:48.103Z	146.247° SSE

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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 YAOGAN-30 A, 42945 on other resources

View YAOGAN-30 A, 42945 on NASA - NSSDCA Website

View YAOGAN-30 A, 42945 on Heavens-Above

View YAOGAN-30 A, 42945 on Keep Track

View YAOGAN-30 A, 42945 on Celestrak

View YAOGAN-30 A, 42945 on Gunter's Space Page

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

YAOGAN-30 A, 42945

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2025-12-23T07:39:34.551Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #58 in the year 2017 (2017-09-29 UTC)

YAOGAN-30 A Visibility forecast

Co-orbital & Co-planar RSOs

Check out YAOGAN-30 A, 42945 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago