IRIDIUM 38 COSMOS 2251 DEB

0.016% collision chance on 2025-10-30 07:10:23z

CDM information

Conjunction Data Message description

IRIDIUM 38 is risking orbital collision with COSMOS 2251 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Oct. 30, 2025, 7:23 a.m., with a collision probability of 0.016%. The closest distance at TCA is estimated to be 865.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object IRIDIUM 38 in its detailed page.

Key information

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

TCA: 2025-10-30 07:23:26z

CDM ID: 1210415033

Miss distance: 865.0 (m)

Collision probability: 0.0001584324 (~0.016%)

Last Updated: 1 month, 1 week ago

Objects comparison

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

IRIDIUM 38	Name	COSMOS 2251 DEB
25043	Norad ID	37484
PAYLOAD	Type	DEBRIS
LEO	Orbit	LEO
86.4°	Inclination	73.82°
LARGE	Size	SMALL
US	Country	CIS
Nov. 9, 1997	Launch date	June 16, 1993
	Full details

Live tracking

Real-time ground track for IRIDIUM 38 and COSMOS 2251 DEB.

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