COSMOS 2251 DEB IRIDIUM 33 DEB

0.017% collision chance on 2025-07-29 02:07:10z

CDM information

Conjunction Data Message description

COSMOS 2251 DEB is risking orbital collision with IRIDIUM 33 DEB. The time of closest approach (TCA) between the two objects is calculated to be at July 29, 2025, 2:10 a.m., with a collision probability of 0.017%. The closest distance at TCA is estimated to be 111.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 2251 DEB in its detailed page.

Key information

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

TCA: 2025-07-29 02:10:20z

CDM ID: 1098723603

Miss distance: 111.0 (m)

Collision probability: 0.0001694143 (~0.017%)

Last Updated: 1 month, 1 week ago

Objects comparison

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

COSMOS 2251 DEB	Name	IRIDIUM 33 DEB
35829	Norad ID	33862
DEBRIS	Type	DEBRIS
LEO	Orbit	LEO
74.03°	Inclination	86.4°
SMALL	Size	MEDIUM
CIS	Country	US
June 16, 1993	Launch date	Sept. 14, 1997
	Full details

Live tracking

Real-time ground track for COSMOS 2251 DEB and IRIDIUM 33 DEB.

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