DMSP 5D-3 F17 DEB COSMOS 2251 DEB

0.032% collision chance on 2025-08-16 00:08:15z

CDM information

Conjunction Data Message description

DMSP 5D-3 F17 DEB is risking orbital collision with COSMOS 2251 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Aug. 16, 2025, 12:15 a.m., with a collision probability of 0.032%. The closest distance at TCA is estimated to be 170.0 meters.

Key information

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

CDM image for a debris

TCA: 2025-08-16 00:15:35z

CDM ID: 1116346967

Miss distance: 170.0 (m)

Collision probability: 0.0003217248 (~0.032%)

Objects comparison

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

DMSP 5D-3 F17 DEB Name COSMOS 2251 DEB
29600 Norad ID 34796
DEBRIS Type DEBRIS
SSO Orbit LEO
98.55° Inclination 74.03°
SMALL Size SMALL
US Country CIS
Nov. 4, 2006 Launch date June 16, 1993
Full details

Live tracking

Real-time ground track for DMSP 5D-3 F17 DEB and COSMOS 2251 DEB.


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