SL-14 R/B CZ-4 DEB

0.020% collision chance on 2025-08-01 23:08:58z

CDM information

Conjunction Data Message description

SL-14 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 Aug. 1, 2025, 11:58 p.m., with a collision probability of 0.020%. The closest distance at TCA is estimated to be 225.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2025-08-01 23:58:47z

CDM ID: 1101036873

Miss distance: 225.0 (m)

Collision probability: 0.0002049729 (~0.020%)

Objects comparison

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

SL-14 R/B Name CZ-4 DEB
16612 Norad ID 26259
ROCKET BODY Type DEBRIS
LEO Orbit SSO
82.52° Inclination 98.4°
LARGE Size SMALL
CIS Country PRC
Feb. 19, 1986 Launch date Oct. 14, 1999
Full details

Live tracking

Real-time ground track for SL-14 R/B and CZ-4 DEB.


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