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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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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 (6 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, 1.0 m

Radar Cross Section

2.715 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 11 hours ago

TLE from 11 hours ago

0 HJ-2A
1 46478U 20067A   26272.18735903  .00000751  00000-0  11486-3 0  9995
2 46478  97.8758 348.0577 0002248 304.8809  55.2189 14.76559863323605

Epoch: 2026-09-29T04:29Z

TLE epoch observation values (Epoch: 2026-09-29T04:29:47.820Z)

Latitude

-0.00007°

Longitude

-87.34751°

Altitude

642.322 km

Speed

7.537 km/s

True Right ascension

23h 12m 13s

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

09:23:43

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

638.825 km

Perigee altitude

635.671 km

Semi-major axis

7,015.385 km

Eccentricity

0.00022

Inclination

97.8758°

RAAN

348.0577°

Arg. of periapsis

304.8809°

True anomaly

55.24006°

Mean anomaly

55.2189°

Eccentric anomaly

55.22948°

Mean motion

3.69374 °/min

Orbital period

97.46 mins

BSTAR

0.00011486

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

CZ-4B DEB, 46484

CZ-4B DEB, 49046

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

CZ-4B DEB, 46482 (Decayed)

CZ-4B DEB, 46483 (Decayed)

HJ-2B, 46479

CZ-4B DEB, 46480 (Decayed)

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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.
8 mins	2026-09-29 18:04:30.521Z	11.917° NNE	2026-09-29 18:08:30.521Z	206.903° SW	81.261°	2026-09-29 18:12:30.521Z	194.615° SSW
7 mins	2026-09-30 05:01:30.521Z	155.652° SSE	2026-09-30 05:04:30.521Z	80.568° E	70.413°	2026-09-30 05:08:30.521Z	352.974° 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: 11 hours ago

TLE from 11 hours ago

TLE epoch observation values (Epoch: 2026-09-29T04:29:47.820Z)

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: 11 hours ago