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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)

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Last TLE update: 4 hours ago

TLE from 4 hours ago

0 GAOFEN 11
1 43585U 18063A   25336.54696346  .00017699  00000-0  33084-3 0  9998
2 43585  97.1583  39.5696 0005041 357.1320   2.9902 15.48782121409845

Epoch: 2025-12-02T13:07Z

TLE epoch observation values (Epoch: 2025-12-02T13:07:37.642Z)

Latitude

-0.00001°

Longitude

131.03221°

Altitude

420.001 km

Speed

7.661 km/s

True Right ascension

02h 38m 16s

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

14:47:07

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

420.63 km

Perigee altitude

413.779 km

Semi-major axis

6,795.342 km

Eccentricity

0.0005

Inclination

97.1583°

RAAN

39.5696°

Arg. of periapsis

357.132°

True anomaly

2.99322°

Mean anomaly

2.9902°

Eccentric anomaly

2.99171°

Mean motion

3.87459 °/min

Orbital period

92.91 mins

BSTAR

0.00033084

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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.
4 mins	2025-12-03 04:46:25.996Z	199.758° SSW	2025-12-03 04:48:25.996Z	275.33° WNW	33.211°	2025-12-03 04:50:25.996Z	328.112° NNW

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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: 4 hours ago

TLE from 4 hours ago

TLE epoch observation values (Epoch: 2025-12-02T13:07:37.642Z)

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: 4 hours ago