CZ-4 DEB

Satellite information

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Satellite Type and Status

DEBRISIN ORBIT

Key statistics

Satellite CZ-4 DEB at a glance.

Uptime

7984

Days in orbit

Revolutions

≈ 14.2

Per day

Orbit

SSO

Sun Synchronous Orbit

Inclination

98.7

Latest

Satellite identification and parameters

Extended collection of information and parameters for CZ-4 DEB.

Object identification

Identified? True

Debris? True

Object name: CZ-4 DEB

International designator: 2003-049J

Object number (NORAD): 35382

Object ID (CCSDS): 35382

Country: PEOPLES REPUBLIC OF CHINA (PRC)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 101.146 minutes

Inclination: 98.6896 deg

SMA: 7191.073 km

Apoapsis: 916.212 km

Periapsis: 709.664 km

RAAN: 156.5188 deg

Eccentricy: 0.01436141

Argument of periapsis: 294.4682 deg

Mean anomaly: 64.1575 deg

Mean motion: 14.23679513 rev/day

Mean motion (dot): 0.00001494 rev/day2

B* drag term: 0.00060675874 1/REarth

Two-line elements (TLE)

Creation date: Aug. 30, 2025, 3:38 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Aug. 29, 2025, 2:17 p.m. UTC

TLE line 0: 0 CZ-4 DEB

TLE line 1: 1 35382U 03049J 25241.59583329 .00001494 00000-0 60676-3 0 9991

TLE line 2: 2 35382 98.6896 156.5188 0143614 294.4682 64.1575 14.23679513112101

Live tracking on map

Real-time ground track for satellite CZ-4 DEB.

In-orbit conjunctions

A list of the most updated potential collisions computed for object CZ-4 DEB.

Target Orbit TCA Probability of collision Miss distance Type
CZ-6A DEB LEO 2025-02-11 23:14:13 0.0003763495 539.0 (m) DEBRIS
CZ-6A DEB LEO 2024-10-06 12:25:32 0.0001715347 555.0 (m) DEBRIS

Associated space launch

The satellite is China's first operational civilian remote-sensing satellite, specifically designed for the Chinese Ministry of Land and Resources (MLR).

CZ-4 DEB was lifted into orbit during the mission ‘Long March 4B | Zi Yuan 1-2’, on board a Long March 4B space rocket.

The launch took place on Oct. 21, 2003, 3:16 a.m. from Launch Complex 7.

For more information about the launch, click the button.

Launch to space Long March 4B | Zi Yuan 1-2
Long March 4B | Zi Yuan 1-2

Agency: N/A

Status: Launch Successful

Launch date: Oct. 21, 2003, 3:16 a.m. UTC

Rocket: Long March 4B

Launch pad: Launch Complex 7

Location: Taiyuan Satellite Launch Center, People's Republic of China

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