COSMOS 2251 DEB SL-8 R/B

0.046% collision chance on 2025-11-09 11:11:05z

CDM information

Conjunction Data Message description

COSMOS 2251 DEB is risking orbital collision with SL-8 R/B. The time of closest approach (TCA) between the two objects is calculated to be at Nov. 9, 2025, 11:05 a.m., with a collision probability of 0.046%. The closest distance at TCA is estimated to be 470.0 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: 2025-11-09 11:05:56z

CDM ID: 1221612825

Miss distance: 470.0 (m)

Collision probability: 0.0004637828 (~0.046%)

Last Updated: 1 month ago

Objects comparison

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

COSMOS 2251 DEB	Name	SL-8 R/B
34726	Norad ID	4579
DEBRIS	Type	ROCKET BODY
LEO	Orbit	LEO
74.03°	Inclination	74.0°
SMALL	Size	LARGE
CIS	Country	CIS
June 16, 1993	Launch date	Oct. 12, 1970
	Full details

Live tracking

Real-time ground track for COSMOS 2251 DEB and SL-8 R/B.

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