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GAOFEN 11, 43585

Orbit data source: Space-Track

GAOFEN 11, 43585 is a payload satellite owned by PLA SSF (CN) in SSO that was launched on Tue, 31 Jul 2018 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 URL

https://www.satcat.com/sats-embedded/43585?theme=dark&initialShowStats=false

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Identifier

43585, 2018-063A

Orbit

SSO

Country

CN / PRC

Related business

Strategic Support Troops (CN)

Manufacturer

CAST

Mission

Operational Defense Imaging

Bus & Motor

YW-5?, Unknown motor

Mass

~3,000 kg wet, ~3,000 kg dry

Launch date (UTC)

2018-07-31 (7 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, 4.0 m

Radar Cross Section

9.231 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 8 hours ago

TLE from 8 hours ago

0 GAOFEN 11
1 43585U 18063A   25354.24584483  .00016604  00000-0  30366-3 0  9998
2 43585  97.1558  57.1189 0003916 274.1376  85.9429 15.49427030412584

Epoch: 2025-12-20T05:54Z

TLE epoch observation values (Epoch: 2025-12-20T05:54:00.993Z)

Latitude

0.00008°

Longitude

-120.46065°

Altitude

421.351 km

Speed

7.659 km/s

True Right ascension

03h 48m 28s

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

12:40:54

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

417.977 km

Perigee altitude

412.657 km

Semi-major axis

6,793.454 km

Eccentricity

0.00039

Inclination

97.1558°

RAAN

57.1189°

Arg. of periapsis

274.1376°

True anomaly

85.98766°

Mean anomaly

85.9429°

Eccentric anomaly

85.96528°

Mean motion

3.87621 °/min

Orbital period

92.87 mins

BSTAR

0.00030366

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Other satellites on launch #63 in the year 2018 (2018-07-31 UTC)

CZ-4B R/B, 43586 (Decayed)

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GAOFEN 11 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	2025-12-20 17:18:47.547Z	7.138° NNE	2025-12-20 17:20:47.547Z	332.26° NNW	43.292°	2025-12-20 17:23:47.547Z	197.507° SSW

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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 GAOFEN 11, 43585 on other resources

View GAOFEN 11, 43585 on NASA - NSSDCA Website

View GAOFEN 11, 43585 on Heavens-Above

View GAOFEN 11, 43585 on Keep Track

View GAOFEN 11, 43585 on Celestrak

View GAOFEN 11, 43585 on Gunter's Space Page

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

GAOFEN 11, 43585

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 8 hours ago

TLE from 8 hours ago

TLE epoch observation values (Epoch: 2025-12-20T05:54:00.993Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #63 in the year 2018 (2018-07-31 UTC)

GAOFEN 11 Visibility forecast

Co-orbital & Co-planar RSOs

Check out GAOFEN 11, 43585 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 8 hours ago