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GAOFEN 11 3, 49492

Orbit data source: Space-Track

GAOFEN 11 3, 49492 is a payload satellite owned by Yaogan Zongti (CN) in SSO that was launched on Sat, 20 Nov 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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https://www.satcat.com/sats-embedded/49492?theme=dark&initialShowStats=false

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Identifier

49492, 2021-107A

Orbit

SSO

Country

CN / PRC

Related business

General Department of Remote Sensing Satellites (CN)

Manufacturer

CAST/YWZB

Mission

Operational Defense Imaging

Bus & Motor

JB-16, Unknown motor

Mass

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

Launch date (UTC)

2021-11-20 (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, 4.0 m

Radar Cross Section

9.231 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 22 hours ago

TLE from 22 hours ago

0 GAOFEN 11 3
1 49492U 21107A   26172.51654231  .00003959  00000-0  16642-3 0  9992
2 49492  97.2079 216.4925 0009283  54.7792 305.4313 15.23939863255290

Epoch: 2026-06-21T12:23Z

TLE epoch observation values (Epoch: 2026-06-21T12:23:49.255Z)

Latitude

-0.00008°

Longitude

120.82159°

Altitude

493.377 km

Speed

7.62 km/s

True Right ascension

14h 25m 58s

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

21:31:00

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

497.299 km

Perigee altitude

484.546 km

Semi-major axis

6,869.06 km

Eccentricity

0.00093

Inclination

97.2079°

RAAN

216.4925°

Arg. of periapsis

54.7792°

True anomaly

305.34457°

Mean anomaly

305.4313°

Eccentric anomaly

305.38794°

Mean motion

3.81239 °/min

Orbital period

94.43 mins

BSTAR

0.00016642

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Other satellites on launch #107 in the year 2021 (2021-11-20 UTC)

CZ-4B R/B, 49493 (Decayed)

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GAOFEN 11 3 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	2026-06-22 15:44:59.588Z	14.86° NNE	2026-06-22 15:47:59.588Z	136.134° SSE	44.356°	2026-06-22 15:50:59.588Z	188.667° SSW
4 mins	2026-06-23 02:22:59.588Z	102.496° ESE	2026-06-23 02:23:59.588Z	75.677° E	23.869°	2026-06-23 02:26:59.588Z	15.006° 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 GAOFEN 11 3, 49492 on other resources

View GAOFEN 11 3, 49492 on NASA - NSSDCA Website

View GAOFEN 11 3, 49492 on Heavens-Above

View GAOFEN 11 3, 49492 on Keep Track

View GAOFEN 11 3, 49492 on Celestrak

View GAOFEN 11 3, 49492 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 3, 49492

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 22 hours ago

TLE from 22 hours ago

TLE epoch observation values (Epoch: 2026-06-21T12:23:49.255Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #107 in the year 2021 (2021-11-20 UTC)

GAOFEN 11 3 Visibility forecast

Co-orbital & Co-planar RSOs

Check out GAOFEN 11 3, 49492 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 22 hours ago