IRIDIUM 33 DEB COSMOS 860 COOLANT

0.015% collision chance on 2025-07-25 11:07:20z

CDM information

Conjunction Data Message description

IRIDIUM 33 DEB is risking orbital collision with COSMOS 860 COOLANT. The time of closest approach (TCA) between the two objects is calculated to be at July 25, 2025, 11:20 a.m., with a collision probability of 0.015%. The closest distance at TCA is estimated to be 71.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object IRIDIUM 33 DEB in its detailed page.

Key information

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

TCA: 2025-07-25 11:20:55z

CDM ID: 1094628113

Miss distance: 71.0 (m)

Collision probability: 0.0001482334 (~0.015%)

Last Updated: 1 month, 1 week ago

Objects comparison

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

IRIDIUM 33 DEB	Name	COSMOS 860 COOLANT
46435	Norad ID	29194
DEBRIS	Type	DEBRIS
LEO	Orbit	LEO
86.28°	Inclination	64.69°
SMALL	Size	SMALL
US	Country	CIS
Sept. 14, 1997	Launch date	Oct. 17, 1976
	Full details

Live tracking

Real-time ground track for IRIDIUM 33 DEB and COSMOS 860 COOLANT.

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