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HJ-2A, 46478

Orbit data source: Space-Track

HJ-2A, 46478 is a payload satellite owned by CRESDA (CN) in SSO that was launched on Sun, 27 Sep 2020 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 src="https://www.satcat.com/sats-embedded/46478?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/46478?theme=dark&initialShowStats=false

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Identifier

46478, 2020-067A

Orbit

SSO

Country

CN / PRC

Related business

China Aerospace Science and Technology Corporation (CASC) (CN)

Manufacturer

DFH

Mission

Operational Civil Imaging

Bus & Motor

CAST-2000, Unknown motor

Mass

510 kg wet, 510 kg dry

Launch date (UTC)

2020-09-27 (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, Unknown HBR

Radar Cross Section

2.715 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 5 hours ago

TLE from 5 hours ago

0 HJ-2A
1 46478U 20067A   26002.33938546  .00001959  00000-0  28788-3 0  9995
2 46478  97.8996  84.5287 0004451  77.8954 282.2754 14.76572061283784

Epoch: 2026-01-02T08:08Z

TLE epoch observation values (Epoch: 2026-01-02T08:08:42.903Z)

Latitude

-0.0001°

Longitude

-139.63107°

Altitude

642.519 km

Speed

7.537 km/s

True Right ascension

05h 38m 06s

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

12:49:04

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

640.333 km

Perigee altitude

634.088 km

Semi-major axis

7,015.348 km

Eccentricity

0.00045

Inclination

97.8996°

RAAN

84.5287°

Arg. of periapsis

77.8954°

True anomaly

282.22556°

Mean anomaly

282.2754°

Eccentric anomaly

282.25048°

Mean motion

3.69377 °/min

Orbital period

97.46 mins

BSTAR

0.00028788

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Other satellites on launch #67 in the year 2020 (2020-09-27 UTC)

CZ-4B DEB, 46482 (Decayed)

HJ-2B, 46479

CZ-4B DEB, 46483 (Decayed)

CZ-4B R/B, 46481 (Decayed)

CZ-4B DEB, 49046

CZ-4B DEB, 46480

CZ-4B DEB, 46484

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HJ-2A 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.
7 mins	2026-01-02 18:28:49.762Z	1.378° NNE	2026-01-02 18:31:49.762Z	283.988° WNW	41.45°	2026-01-02 18:35:49.762Z	206.219° SW
7 mins	2026-01-03 05:24:49.762Z	170.49° S	2026-01-03 05:27:49.762Z	200.934° SSW	43.99°	2026-01-03 05:31:49.762Z	344.907° N

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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 HJ-2A, 46478 on other resources

View HJ-2A, 46478 on NASA - NSSDCA Website

View HJ-2A, 46478 on Heavens-Above

View HJ-2A, 46478 on Keep Track

View HJ-2A, 46478 on Celestrak

View HJ-2A, 46478 on Gunter's Space Page

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

HJ-2A, 46478

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 5 hours ago

TLE from 5 hours ago

TLE epoch observation values (Epoch: 2026-01-02T08:08:42.903Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #67 in the year 2020 (2020-09-27 UTC)

HJ-2A Visibility forecast

Co-orbital & Co-planar RSOs

Check out HJ-2A, 46478 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 5 hours ago