COSMOS 2251 DEB SL-16 R/B

0.042% collision chance on 2025-11-21 16:11:28z

CDM information

Conjunction Data Message description

COSMOS 2251 DEB is risking orbital collision with SL-16 R/B. The time of closest approach (TCA) between the two objects is calculated to be at Nov. 21, 2025, 4:28 p.m., with a collision probability of 0.042%. The closest distance at TCA is estimated to be 635.0 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: 2025-11-21 16:28:33z

CDM ID: 1234910336

Miss distance: 635.0 (m)

Collision probability: 0.0004187 (~0.042%)

Last Updated: 3 weeks, 3 days ago

Objects comparison

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

COSMOS 2251 DEB	Name	SL-16 R/B
34120	Norad ID	25400
DEBRIS	Type	ROCKET BODY
LEO	Orbit	SSO
73.99°	Inclination	98.81°
SMALL	Size	LARGE
CIS	Country	CIS
June 16, 1993	Launch date	July 10, 1998
	Full details

Live tracking

Real-time ground track for COSMOS 2251 DEB and SL-16 R/B.

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