DECAYED

CZ-3B R/B, 66587 (Decayed)

Orbit data source: Space-Track

CZ-3B R/B, 66587 was space debris in HEO originally from a launch on Fri, 21 Nov 2025 UTC launched from the Xichang Space Center, China (XSC). 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/66587?theme=dark&initialShowStats=false

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Identifier

66587, 2025-269B

Orbit

Decayed

Country

CN / PRC

Related business

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

Manufacturer

CALT

Mission

Decayed spacecraft

Bus & Motor

CZ-3A STAGE 3, Unknown motor

Mass

~2,800 kg wet, ~2,800 kg dry

Launch date (UTC)

2025-11-21 (3 months ago)

Launch vehicle

Unknown

Launch site

Xichang Space Center, China (XSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 1 Nozzle, 8.0 m

Radar Cross Section

32.704 m²

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

TLE from 3 weeks ago

0 CZ-3B R/B
1 66587U 25269B   26033.71218547  .07375301 -37484-5  39301-2 0  9991
2 66587  51.2778 156.3806 6804517 238.9166 343.0380  3.00214384  1589

Epoch: 2026-02-02T17:05Z

TLE epoch observation values (Epoch: 2026-02-02T17:05:32.824Z)

Latitude

20.3949°

Longitude

-70.16137°

Altitude

3,970.647 km

Speed

7.577 km/s

True Right ascension

21h 16m 30s

True Declination

20° 19' 03"

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

15:40:32

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

27,732.048 km

Perigee altitude

108.126 km

Semi-major axis

20,298.224 km

Eccentricity

0.68045

Inclination

51.2778°

RAAN

156.3806°

Arg. of periapsis

238.9166°

True anomaly

274.24325°

Mean anomaly

343.038°

Eccentric anomaly

315.9126°

Mean motion

0.75051 °/min

Orbital period

479.67 mins

BSTAR

0.0039301

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Other satellites on launch #269 in the year 2025 (2025-11-21 UTC)

TJS-21, 66586

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CZ-3B 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.
116 mins	2026-02-22 12:31:17.929Z	281.386° WNW	2026-02-22 13:59:17.929Z	16.499° NNE	43.169°	2026-02-22 14:27:17.929Z	101.029° ESE
40 mins	2026-02-22 17:53:17.929Z	305.747° NW	2026-02-22 18:21:17.929Z	274.922° WNW	20.072°	2026-02-22 18:33:17.929Z	235.713° WSW
38 mins	2026-02-23 04:19:17.929Z	93.348° ESE	2026-02-23 04:37:17.929Z	77.554° E	12.423°	2026-02-23 04:57:17.929Z	63.508° ENE
123 mins	2026-02-23 07:54:17.929Z	210.271° SW	2026-02-23 08:44:17.929Z	131.441° SE	44.826°	2026-02-23 09:57:17.929Z	57.369° ENE

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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-3B R/B, 66587 (Decayed) on other resources

View CZ-3B R/B, 66587 (Decayed) on Celestrak

View CZ-3B R/B, 66587 (Decayed) 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-3B R/B, 66587 (Decayed)

Orbit data source: Space-Track

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

TLE from 3 weeks ago

TLE epoch observation values (Epoch: 2026-02-02T17:05:32.824Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #269 in the year 2025 (2025-11-21 UTC)

CZ-3B R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out CZ-3B R/B, 66587 (Decayed) on other resources

Documentation

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