SL-3 R/B CZ-4 DEB

0.010% collision chance on 2024-11-30 09:11:54z

CDM information

Conjunction Data Message description

SL-3 R/B is risking orbital collision with CZ-4 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Nov. 30, 2024, 9:54 a.m., with a collision probability of 0.010%. The closest distance at TCA is estimated to be 241.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2024-11-30 09:54:13z

CDM ID: 878069495

Miss distance: 241.0 (m)

Collision probability: 0.0001011675 (~0.010%)

Objects comparison

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

SL-3 R/B Name CZ-4 DEB
6080 Norad ID 26211
ROCKET BODY Type DEBRIS
LEO Orbit SSO
81.24° Inclination 98.95°
LARGE Size SMALL
CIS Country PRC
June 30, 1972 Launch date Oct. 14, 1999
Full details

Live tracking

Real-time ground track for SL-3 R/B and CZ-4 DEB.


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