CZ-4C DEB FENGYUN 1C DEB

0.015% collision chance on 2025-09-11 01:09:47z

CDM information

Conjunction Data Message description

CZ-4C DEB is risking orbital collision with FENGYUN 1C DEB. The time of closest approach (TCA) between the two objects is calculated to be at Sept. 11, 2025, 1:47 a.m., with a collision probability of 0.015%. The closest distance at TCA is estimated to be 458.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object CZ-4C DEB in its detailed page.

Key information

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

TCA: 2025-09-11 01:47:41z

CDM ID: 1146486449

Miss distance: 458.0 (m)

Collision probability: 0.0001531498 (~0.015%)

Last Updated: 14 hours ago

Objects comparison

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

CZ-4C DEB	Name	FENGYUN 1C DEB
42671	Norad ID	29868
DEBRIS	Type	DEBRIS
SSO	Orbit	SSO
97.82°	Inclination	97.96°
SMALL	Size	SMALL
PRC	Country	PRC
Nov. 26, 2015	Launch date	May 10, 1999
	Full details

Live tracking

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

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