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ZY-1 02E, 50465

Orbit data source: Space-Track

ZY-1 02E, 50465 is a payload satellite owned by CRESDA (CN) in SSO that was launched on Sun, 26 Dec 2021 UTC via a CHANG ZHENG 4C 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/50465?theme=dark&initialShowStats=false

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Identifier

50465, 2021-131A

Orbit

SSO

Country

CN / PRC

Related business

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

Manufacturer

CAST

Mission

Operational Civil Imaging

Bus & Motor

ZY, AOCS 20N

Mass

1,840 kg wet, ~1,700 kg dry

Launch date (UTC)

2021-12-26 (4 years ago)

Launch vehicle

CHANG ZHENG 4C

Launch site

Taiyaun Space Center, China (TSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 1 Pan, 4.5 m

Radar Cross Section

9.469 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 8 hours ago

TLE from 8 hours ago

0 ZY-1 02E
1 50465U 21131A   25347.02959477  .00000325  00000-0  12825-3 0  9993
2 50465  98.4627  62.9240 0000812  39.1889 320.9355 14.35386633207716

Epoch: 2025-12-13T00:42Z

TLE epoch observation values (Epoch: 2025-12-13T00:42:36.988Z)

Latitude

-0.00005°

Longitude

-29.69284°

Altitude

776.274 km

Speed

7.466 km/s

True Right ascension

04h 11m 41s

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

07:33:26

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

771.489 km

Perigee altitude

770.328 km

Semi-major axis

7,149.045 km

Eccentricity

0.00008

Inclination

98.4627°

RAAN

62.924°

Arg. of periapsis

39.1889°

True anomaly

320.92964°

Mean anomaly

320.9355°

Eccentric anomaly

320.93257°

Mean motion

3.59063 °/min

Orbital period

100.26 mins

BSTAR

0.00012825

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Other satellites on launch #131 in the year 2021 (2021-12-26 UTC)

XW-3 (CAS 9), 50466

CZ-4C R/B, 50467

CZ-4C DEB, 50468 (Decayed)

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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

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ZY-1 02E 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.
9 mins	2025-12-13 18:00:41.257Z	16.62° NNE	2025-12-13 18:05:41.257Z	141.611° SSE	43.827°	2025-12-13 18:09:41.257Z	188.441° SSW
8 mins	2025-12-14 05:16:41.257Z	169.852° S	2025-12-14 05:20:41.257Z	318.797° NNW	43.824°	2025-12-14 05:24:41.257Z	344.534° 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 ZY-1 02E, 50465 on other resources

View ZY-1 02E, 50465 on NASA - NSSDCA Website

View ZY-1 02E, 50465 on Heavens-Above

View ZY-1 02E, 50465 on Keep Track

View ZY-1 02E, 50465 on Celestrak

View ZY-1 02E, 50465 on Gunter's Space Page

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

ZY-1 02E, 50465

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 8 hours ago

TLE from 8 hours ago

TLE epoch observation values (Epoch: 2025-12-13T00:42:36.988Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #131 in the year 2021 (2021-12-26 UTC)

ZY-1 02E Visibility forecast

Co-orbital & Co-planar RSOs

Check out ZY-1 02E, 50465 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 8 hours ago