CZ-3B R/B, 66587

Orbit data source: Space-Track

CZ-3B R/B, 66587 is 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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ISO8601 Format

Identifier

66587, 2025-269B

Orbit

HEO

Country

CN / PRC

Related business

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

Manufacturer

CALT

Mission

Spacecraft

Bus & Motor

CZ-3A STAGE 3, Unknown motor

Mass

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

Launch date (UTC)

2025-11-21 (1 month 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: 2 days ago

TLE from 2 days ago

0 CZ-3B R/B
1 66587U 25269B   25364.36591850  .00130452  42087-6  23762-3 0  9998
2 66587  51.3203 165.5040 7506023 231.8467  34.0684  2.06392090   829

Epoch: 2025-12-30T08:46Z

TLE epoch observation values (Epoch: 2025-12-30T08:46:55.358Z)

Latitude

0.00001°

Longitude

-65.36439°

Altitude

14,852.353 km

Speed

4.718 km/s

True Right ascension

11h 01m 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

16:15:14

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

39,239.833 km

Perigee altitude

120.779 km

Semi-major axis

26,058.443 km

Eccentricity

0.7506

Inclination

51.3203°

RAAN

165.504°

Arg. of periapsis

231.8467°

True anomaly

128.22828°

Mean anomaly

34.0684°

Eccentric anomaly

75.75181°

Mean motion

0.51597 °/min

Orbital period

697.72 mins

BSTAR

0.00023762

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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.
46 mins	2026-01-01 16:30:21.927Z	52.95° ENE	2026-01-01 16:30:21.927Z	52.95° ENE	40.984°	2026-01-01 17:16:21.927Z	80.107° E
551 mins	2026-01-02 07:10:21.927Z	91.716° ESE	2026-01-02 13:44:21.927Z	57.198° ENE	42.703°	2026-01-02 16:21:21.927Z	71.598° E

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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 on other resources

View CZ-3B R/B, 66587 on Heavens-Above

View CZ-3B R/B, 66587 on Keep Track

View CZ-3B R/B, 66587 on Celestrak

View CZ-3B R/B, 66587 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

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2025-12-30T08:46:55.358Z)

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 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago