SL-3 R/B COSMOS 2251 DEB

0.076% collision chance on 2025-06-25 09:06:57z

CDM information

Conjunction Data Message description

SL-3 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 June 25, 2025, 9:57 a.m., with a collision probability of 0.076%. The closest distance at TCA is estimated to be 100.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2025-06-25 09:57:46z

CDM ID: 1063797670

Miss distance: 100.0 (m)

Collision probability: 0.0007604906 (~0.076%)

Objects comparison

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

SL-3 R/B Name COSMOS 2251 DEB
10515 Norad ID 34790
ROCKET BODY Type DEBRIS
LEO Orbit LEO
81.25° Inclination 74.05°
LARGE Size SMALL
CIS Country CIS
Dec. 14, 1977 Launch date June 16, 1993
Full details

Live tracking

Real-time ground track for SL-3 R/B and COSMOS 2251 DEB.


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