CZ-4 DEB, 29039

Orbit data source: Space-Track

CZ-4 DEB, 29039 is space debris in SSO originally from a launch on Thu, 14 Oct 1999 UTC launched from the Taiyaun Space Center, China (TSC). 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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https://www.satcat.com/sats-embedded/29039?theme=dark&initialShowStats=false

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Identifier

29039, 1999-057NJ

Orbit

SSO

Country

CN / PRC

Related business

China National Space Administration (CN)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1999-10-14 (26 years ago)

Launch vehicle

Unknown

Launch site

Taiyaun Space Center, China (TSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.1 m

Radar Cross Section

Small (<0.1 m²)

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

TLE from 8 hours ago

0 CZ-4 DEB
1 29039U 99057NJ  25349.90159340  .00002980  00000-0  45320-3 0  9993
2 29039  98.3653  34.5349 0047418 195.7103 342.6817 14.74045057220481

Epoch: 2025-12-15T21:38Z

TLE epoch observation values (Epoch: 2025-12-15T21:38:17.669Z)

Latitude

1.64252°

Longitude

165.40806°

Altitude

619.186 km

Speed

7.566 km/s

True Right ascension

14h 19m 06s

True Declination

1° 37' 57"

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

03:49:35

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

678.558 km

Perigee altitude

611.951 km

Semi-major axis

7,023.391 km

Eccentricity

0.00474

Inclination

98.3653°

RAAN

34.5349°

Arg. of periapsis

195.7103°

True anomaly

342.51903°

Mean anomaly

342.6817°

Eccentric anomaly

342.60046°

Mean motion

3.68742 °/min

Orbital period

97.63 mins

BSTAR

0.0004532

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Other satellites on launch #57 in the year 1999 (1999-10-14 UTC)

CBERS 1 DEB, 37582 (Decayed)

CBERS 1 DEB, 32077 (Decayed)

CZ-4 DEB, 26439 (Decayed)

CZ-4 DEB, 26153 (Decayed)

CZ-4 DEB, 26149 (Decayed)

CBERS 1 DEB, 34204 (Decayed)

CBERS 1 DEB, 34216 (Decayed)

CBERS 1 DEB, 39596 (Decayed)

CZ-4 DEB, 29038 (Decayed)

CBERS 1 DEB, 32066 (Decayed)

CZ-4 DEB, 26258 (Decayed)

CZ-4 DEB, 26170 (Decayed)

CZ-4 DEB, 26423 (Decayed)

CBERS 1 DEB, 37583 (Decayed)

CZ-4 DEB, 26182 (Decayed)

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CZ-4 DEB 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.
6 mins	2025-12-16 15:20:39.128Z	44.259° NE	2025-12-16 15:23:39.128Z	100.238° ESE	25.339°	2025-12-16 15:26:39.128Z	152.005° SSE
5 mins	2025-12-16 16:57:39.128Z	334.966° NNW	2025-12-16 16:59:39.128Z	300.417° NW	22.152°	2025-12-16 17:02:39.128Z	246.528° WSW
6 mins	2025-12-17 02:18:39.128Z	113.362° SE	2025-12-17 02:21:39.128Z	57.581° ENE	24.117°	2025-12-17 02:24:39.128Z	13.865° NNE
6 mins	2025-12-17 03:55:39.128Z	222.36° SW	2025-12-17 03:57:39.128Z	262.334° W	25.781°	2025-12-17 04:01:39.128Z	323.5° NNW

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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-4 DEB, 29039 on other resources

View CZ-4 DEB, 29039 on Heavens-Above

View CZ-4 DEB, 29039 on Keep Track

View CZ-4 DEB, 29039 on Celestrak

View CZ-4 DEB, 29039 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-4 DEB, 29039

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: 2025-12-15T21:38:17.669Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #57 in the year 1999 (1999-10-14 UTC)

CZ-4 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out CZ-4 DEB, 29039 on other resources

Documentation

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