CZ-4B R/B CZ-6A DEB

0.022% collision chance on 2025-04-23 04:04:26z

CDM information

Conjunction Data Message description

CZ-4B R/B is risking orbital collision with CZ-6A DEB. The time of closest approach (TCA) between the two objects is calculated to be at April 23, 2025, 4:26 a.m., with a collision probability of 0.022%. The closest distance at TCA is estimated to be 143.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2025-04-23 04:26:33z

CDM ID: 1003265272

Miss distance: 143.0 (m)

Collision probability: 0.0002170113 (~0.022%)

Objects comparison

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

CZ-4B R/B Name CZ-6A DEB
25942 Norad ID 61099
ROCKET BODY Type DEBRIS
SSO Orbit LEO
98.78° Inclination 89.02°
LARGE Size SMALL
PRC Country PRC
Oct. 14, 1999 Launch date Aug. 6, 2024
Full details

Live tracking

Real-time ground track for CZ-4B R/B and CZ-6A DEB.


Newsletter sign-up

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