CZ-4 DEB COSMOS 2251 DEB

0.017% collision chance on 2025-06-24 21:06:48z

CDM information

Conjunction Data Message description

CZ-4 DEB is risking orbital collision with COSMOS 2251 DEB. The time of closest approach (TCA) between the two objects is calculated to be at June 24, 2025, 9:48 p.m., with a collision probability of 0.017%. The closest distance at TCA is estimated to be 134.0 meters.

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

Key information

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

TCA: 2025-06-24 21:48:13z

CDM ID: 1063199205

Miss distance: 134.0 (m)

Collision probability: 0.0001732978 (~0.017%)

Last Updated: 1 week, 6 days ago

Objects comparison

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

CZ-4 DEB	Name	COSMOS 2251 DEB
20912	Norad ID	35287
DEBRIS	Type	DEBRIS
SSO	Orbit	LEO
98.53°	Inclination	74.03°
SMALL	Size	SMALL
PRC	Country	CIS
Sept. 3, 1990	Launch date	June 16, 1993
	Full details

Live tracking

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

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