CZ-4C R/B COSMOS 2251 DEB

0.011% collision chance on 2025-01-11 19:01:54z

CDM information

Conjunction Data Message description

CZ-4C 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 Jan. 11, 2025, 7:54 p.m., with a collision probability of 0.011%. The closest distance at TCA is estimated to be 514.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2025-01-11 19:54:06z

CDM ID: 914174231

Miss distance: 514.0 (m)

Collision probability: 0.0001132459 (~0.011%)

Objects comparison

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

CZ-4C R/B Name COSMOS 2251 DEB
49496 Norad ID 35711
ROCKET BODY Type DEBRIS
SSO Orbit LEO
98.26° Inclination 74.05°
LARGE Size SMALL
PRC Country CIS
Nov. 22, 2021 Launch date June 16, 1993
Full details

Live tracking

Real-time ground track for CZ-4C R/B and COSMOS 2251 DEB.


Newsletter sign-up

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