CZ-4C DEB COSMOS 2251 DEB

0.013% collision chance on 2025-09-20 05:09:02z

CDM information

Conjunction Data Message description

CZ-4C DEB is risking orbital collision with COSMOS 2251 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Sept. 20, 2025, 5:02 a.m., with a collision probability of 0.013%. The closest distance at TCA is estimated to be 520.0 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: 2025-09-20 05:02:37z

CDM ID: 1156672638

Miss distance: 520.0 (m)

Collision probability: 0.0001279905 (~0.013%)

Last Updated: 1 month, 1 week ago

Objects comparison

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

CZ-4C DEB	Name	COSMOS 2251 DEB
35249	Norad ID	34576
DEBRIS	Type	DEBRIS
SSO	Orbit	LEO
97.76°	Inclination	74.04°
SMALL	Size	SMALL
PRC	Country	CIS
Nov. 11, 2007	Launch date	June 16, 1993
	Full details

Live tracking

Real-time ground track for CZ-4C DEB and COSMOS 2251 DEB.

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