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CHINASAT 1A, 37804

Orbit data source: Space-Track

CHINASAT 1A, 37804 is a payload satellite owned by PLA GAD (CN) in GEO that was launched on Sat, 17 Sep 2011 UTC via a CHANG ZHENG 3B 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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https://www.satcat.com/sats-embedded/37804?theme=dark&initialShowStats=false

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Identifier

37804, 2011-047A

Orbit

GEO

Country

CN / PRC

Related business

Equipment Development Department of the Central Military Commission (PLA) (CN)

Manufacturer

CAST

Mission

Non-operational Defense Communications

Bus & Motor

DFH-4, FY

Mass

5,320 kg wet, ~2,500 kg dry

Launch date (UTC)

2011-09-17 (14 years ago)

Launch vehicle

CHANG ZHENG 3B

Launch site

Xichang Space Center, China (XSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 7.8 m

Radar Cross Section

19.960 m², Large (>1 m²)

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Last TLE update: 7 hours ago

TLE from 7 hours ago

0 CHINASAT 1A
1 37804U 11047A   26066.98015222  .00000119  00000-0  00000+0 0  9994
2 37804   3.4570  79.6577 0004055 267.0911  31.9668  1.00030564 26318

Epoch: 2026-03-07T23:31Z

TLE epoch observation values (Epoch: 2026-03-07T23:31:25.151Z)

Latitude

-3.03342°

Longitude

-139.74664°

Altitude

35,839.711 km

Speed

3.073 km/s

True Right ascension

01h 15m 12s

True Declination

-3° 01' 49"

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

10:22:02

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,872.543 km

Perigee altitude

35,838.291 km

Semi-major axis

42,233.554 km

Eccentricity

0.00041

Inclination

3.457°

RAAN

79.6577°

Arg. of periapsis

267.0911°

True anomaly

31.99141°

Mean anomaly

31.9668°

Eccentric anomaly

31.9791°

Mean motion

0.25007 °/min

Orbital period

1,439.61 mins

BSTAR

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Other satellites on launch #47 in the year 2011 (2011-09-17 UTC)

CZ-3B R/B, 37805 (Decayed)

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CHINASAT 1A 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.
1440 mins	2026-03-08 06:18:37.184Z	229.15° WSW	2026-03-08 09:39:37.184Z	230.203° WSW	29.576°	2026-03-09 06:18:37.184Z	230.083° WSW

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37804 neighbors

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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 CHINASAT 1A, 37804 on other resources

View CHINASAT 1A, 37804 on NASA - NSSDCA Website

View CHINASAT 1A, 37804 on Heavens-Above

View CHINASAT 1A, 37804 on Keep Track

View CHINASAT 1A, 37804 on Celestrak

View CHINASAT 1A, 37804 on Gunter's Space Page

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

CHINASAT 1A, 37804

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 7 hours ago

TLE from 7 hours ago

TLE epoch observation values (Epoch: 2026-03-07T23:31:25.151Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #47 in the year 2011 (2011-09-17 UTC)

CHINASAT 1A Visibility forecast

37804 neighbors

Co-orbital & Co-planar RSOs

Check out CHINASAT 1A, 37804 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 7 hours ago