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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/29039?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/29039?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

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: 20 hours ago

TLE from 20 hours ago

0 CZ-4 DEB
1 29039U 99057NJ  26084.92051267  .00003950  00000-0  58375-3 0  9993
2 29039  98.3473 137.7050 0045656 237.9269 299.1186 14.75137593235221

Epoch: 2026-03-25T22:05Z

TLE epoch observation values (Epoch: 2026-03-25T22:05:32.294Z)

Latitude

3.2778°

Longitude

163.42241°

Altitude

631.856 km

Speed

7.551 km/s

True Right ascension

21h 12m 44s

True Declination

3° 15' 28"

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

23:09:30

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

673.832 km

Perigee altitude

609.732 km

Semi-major axis

7,019.919 km

Eccentricity

0.00457

Inclination

98.3473°

RAAN

137.705°

Arg. of periapsis

237.9269°

True anomaly

298.66028°

Mean anomaly

299.1186°

Eccentric anomaly

298.88956°

Mean motion

3.69016 °/min

Orbital period

97.56 mins

BSTAR

0.00058375

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

CZ-4 DEB, 26322 (Decayed)

CZ-4 DEB, 26453 (Decayed)

CZ-4 DEB, 36304 (Decayed)

CBERS 1 DEB, 31586 (Decayed)

CZ-4 DEB, 26305 (Decayed)

CZ-4 DEB, 26212 (Decayed)

Did you know?

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

Click here to try in Sandbox

CZ-4 DEB Visibility forecast

Loading observer location...
Set Observer location

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.
7 mins	2026-03-27 02:44:13.009Z	124.362° SE	2026-03-27 02:47:13.009Z	70.773° E	27.986°	2026-03-27 02:51:13.009Z	7.759° NNE
6 mins	2026-03-27 04:21:13.009Z	221.012° SW	2026-03-27 04:24:13.009Z	272.98° WNW	21.986°	2026-03-27 04:27:13.009Z	316.325° NNW
7 mins	2026-03-27 16:12:13.009Z	22.002° NNE	2026-03-27 16:15:13.009Z	101.924° ESE	42.897°	2026-03-27 16:19:13.009Z	184.845° SSW

Items per page:

1–3 of 3 items

of 1 page

Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

Please sign-in to view Co-orbital & Co-planar RSOs.

Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in descending order

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in descending order

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: 20 hours ago

TLE from 20 hours ago

TLE epoch observation values (Epoch: 2026-03-25T22:05:32.294Z)

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: 20 hours ago