SL-8 R/B COSMOS 2251 DEB

0.137% collision chance on 2025-05-21 00:05:52z

CDM information

Conjunction Data Message description

SL-8 R/B is risking orbital collision with COSMOS 2251 DEB. The time of closest approach (TCA) between the two objects is calculated to be at May 21, 2025, 12:52 a.m., with a collision probability of 0.137%. The closest distance at TCA is estimated to be 93.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2025-05-21 00:52:47z

CDM ID: 1030711472

Miss distance: 93.0 (m)

Collision probability: 0.001372994 (~0.137%)

Objects comparison

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

SL-8 R/B Name COSMOS 2251 DEB
4589 Norad ID 34962
ROCKET BODY Type DEBRIS
LEO Orbit LEO
74.06° Inclination 74.03°
LARGE Size SMALL
CIS Country CIS
Oct. 16, 1970 Launch date June 16, 1993
Full details

Live tracking

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


Newsletter sign-up

Weekly statistics, charts and insights to help you stay on top of the space industry.