FENGYUN 1C DEB CZ-4 DEB

0.020% collision chance on 2025-09-24 12:09:38z

CDM information

Conjunction Data Message description

FENGYUN 1C DEB is risking orbital collision with CZ-4 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Sept. 24, 2025, 12:38 p.m., with a collision probability of 0.020%. The closest distance at TCA is estimated to be 177.0 meters.

Key information

Parameters and calculations for this potential in-orbit collision event.

CDM image for a debris

TCA: 2025-09-24 12:38:25z

CDM ID: 1164208215

Miss distance: 177.0 (m)

Collision probability: 0.0002017146 (~0.020%)

Objects comparison

A comparison of the two objects interested by this conjunction data message.

FENGYUN 1C DEB Name CZ-4 DEB
31955 Norad ID 26198
DEBRIS Type DEBRIS
SSO Orbit SSO
99.28° Inclination 98.55°
SMALL Size SMALL
PRC Country PRC
May 10, 1999 Launch date Oct. 14, 1999
Full details

Live tracking

Real-time ground track for FENGYUN 1C DEB and CZ-4 DEB.


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