CZ-5 R/B, 66143

Orbit data source: Space-Track

CZ-5 R/B, 66143 is space debris in LEO originally from a launch on Thu, 23 Oct 2025 UTC launched from the Wenchang Satellite Launch Center (WSC). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

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Iframe URL

https://www.satcat.com/sats-embedded/66143?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

66143, 2025-238B

Orbit

LEO

Country

CN / PRC

Related business

China National Space Administration (CN)

Manufacturer

CALT

Mission

Decayed spacecraft

Bus & Motor

CZ-5 H5-2, Unknown motor

Mass

5,100 kg wet, 5,100 kg dry

Launch date (UTC)

2025-10-23 (7 months ago)

Launch vehicle

Unknown

Launch site

Wenchang Satellite Launch Center (WSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Step Cyl, 8.0 m

Radar Cross Section

46.821 m²

Expand to show TLE details & history
Last TLE update: 3 days ago

TLE from 3 days ago

0 CZ-5 R/B
1 66143U 25238B   26143.87282429  .05896304 -39277-4  42408-3 0  9997
2 66143  15.9336  19.1637 2313242 282.3025  52.9625 11.18620451  9776

Epoch: 2026-05-23T20:56Z

TLE epoch observation values (Epoch: 2026-05-23T20:56:52.018Z)

Latitude

-0.00002°

Longitude

-176.53618°

Altitude

1,238.518 km

Speed

7.583 km/s

True Right ascension

01h 16m 39s

True Declination

0° 00' 00"

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

19:47:40

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

4,026.918 km

Perigee altitude

117.402 km

Semi-major axis

8,450.297 km

Eccentricity

0.23132

Inclination

15.9336°

RAAN

19.1637°

Arg. of periapsis

282.3025°

True anomaly

77.7288°

Mean anomaly

52.9625°

Eccentric anomaly

64.97186°

Mean motion

2.79406 °/min

Orbital period

128.84 mins

BSTAR

0.00042408

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Other satellites on launch #238 in the year 2025 (2025-10-23 UTC)

TJS-20, 66142

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CZ-5 R/B 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.
21 mins	2026-05-26 18:49:05.875Z	199.033° SSW	2026-05-26 18:57:05.875Z	158.586° S	20.374°	2026-05-26 19:10:05.875Z	116.897° SE
30 mins	2026-05-26 21:01:05.875Z	225.204° WSW	2026-05-26 21:13:05.875Z	175.937° S	27.741°	2026-05-26 21:31:05.875Z	123.436° SE
31 mins	2026-05-26 23:17:05.875Z	236.887° WSW	2026-05-26 23:31:05.875Z	191.908° SSW	26.64°	2026-05-26 23:48:05.875Z	141.173° SSE
23 mins	2026-05-27 01:37:05.875Z	237.977° WSW	2026-05-27 01:49:05.875Z	205.332° SW	17.941°	2026-05-27 02:00:05.875Z	170.653° S

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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 CZ-5 R/B, 66143 on other resources

View CZ-5 R/B, 66143 on Heavens-Above

View CZ-5 R/B, 66143 on Keep Track

View CZ-5 R/B, 66143 on Celestrak

View CZ-5 R/B, 66143 on Gunter's Space Page

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

CZ-5 R/B, 66143

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 3 days ago

TLE from 3 days ago

TLE epoch observation values (Epoch: 2026-05-23T20:56:52.018Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #238 in the year 2025 (2025-10-23 UTC)

CZ-5 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out CZ-5 R/B, 66143 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 3 days ago