IRIDIUM 33 DEB COSMOS 1275 DEB

0.029% collision chance on 2025-09-03 22:09:31z

CDM information

Conjunction Data Message description

IRIDIUM 33 DEB is risking orbital collision with COSMOS 1275 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Sept. 3, 2025, 10:31 p.m., with a collision probability of 0.029%. The closest distance at TCA is estimated to be 61.0 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: 2025-09-03 22:31:17z

CDM ID: 1140423947

Miss distance: 61.0 (m)

Collision probability: 0.0002909286 (~0.029%)

Last Updated: 1 month, 2 weeks ago

Objects comparison

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

IRIDIUM 33 DEB	Name	COSMOS 1275 DEB
46734	Norad ID	13812
DEBRIS	Type	DEBRIS
LEO	Orbit	LEO
86.27°	Inclination	83.25°
SMALL	Size	SMALL
US	Country	CIS
Sept. 14, 1997	Launch date	June 4, 1981
	Full details

Live tracking

Real-time ground track for IRIDIUM 33 DEB and COSMOS 1275 DEB.

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