IRIDIUM 63 COSMOS 1275 DEB

0.010% collision chance on 2025-10-01 19:10:59z

CDM information

Conjunction Data Message description

IRIDIUM 63 is risking orbital collision with COSMOS 1275 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Oct. 1, 2025, 7:59 p.m., with a collision probability of 0.010%. The closest distance at TCA is estimated to be 403.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object IRIDIUM 63 in its detailed page.

Key information

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

TCA: 2025-10-01 19:59:02z

CDM ID: 1173705520

Miss distance: 403.0 (m)

Collision probability: 0.0001033516 (~0.010%)

Last Updated: 2 weeks, 3 days ago

Objects comparison

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

IRIDIUM 63	Name	COSMOS 1275 DEB
25286	Norad ID	42099
PAYLOAD	Type	DEBRIS
LEO	Orbit	LEO
86.4°	Inclination	82.85°
LARGE	Size	SMALL
US	Country	CIS
April 7, 1998	Launch date	June 4, 1981
	Full details

Live tracking

Real-time ground track for IRIDIUM 63 and COSMOS 1275 DEB.

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