CZ-4 DEB SL-8 R/B

0.224% collision chance on 2025-11-15 22:11:25z

CDM information

Conjunction Data Message description

CZ-4 DEB is risking orbital collision with SL-8 R/B. The time of closest approach (TCA) between the two objects is calculated to be at Nov. 15, 2025, 10:25 p.m., with a collision probability of 0.224%. The closest distance at TCA is estimated to be 57.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object CZ-4 DEB in its detailed page.

Key information

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

TCA: 2025-11-15 22:25:09z

CDM ID: 1228752013

Miss distance: 57.0 (m)

Collision probability: 0.002243718 (~0.224%)

Last Updated: 1 month ago

Objects comparison

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

CZ-4 DEB	Name	SL-8 R/B
26338	Norad ID	9023
DEBRIS	Type	ROCKET BODY
SSO	Orbit	LEO
98.72°	Inclination	74.04°
MEDIUM	Size	LARGE
PRC	Country	CIS
Oct. 14, 1999	Launch date	July 15, 1976
	Full details

Live tracking

Real-time ground track for CZ-4 DEB and SL-8 R/B.

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