CSTB 1 COSMOS 2251 DEB

0.016% collision chance on 2024-09-04 06:09:21z

CDM information

Conjunction Data Message description

CSTB 1 is risking orbital collision with COSMOS 2251 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Sept. 4, 2024, 6:21 a.m., with a collision probability of 0.016%. The closest distance at TCA is estimated to be 639.0 meters.

Key information

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

CDM image for a payload

TCA: 2024-09-04 06:21:41z

CDM ID: 806200045

Miss distance: 639.0 (m)

Collision probability: 0.0001631969 (~0.016%)

Objects comparison

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

CSTB 1 Name COSMOS 2251 DEB
31122 Norad ID 34115
PAYLOAD Type DEBRIS
SSO Orbit LEO
98.39° Inclination 74.01°
SMALL Size SMALL
US Country CIS
April 17, 2007 Launch date June 16, 1993
Full details

Live tracking

Real-time ground track for CSTB 1 and COSMOS 2251 DEB.


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