CZ-4 DEB SL-19 R/B

0.046% collision chance on 2025-12-10 22:12:48z

CDM information

Conjunction Data Message description

CZ-4 DEB is risking orbital collision with SL-19 R/B. The time of closest approach (TCA) between the two objects is calculated to be at Dec. 10, 2025, 10:48 p.m., with a collision probability of 0.046%. The closest distance at TCA is estimated to be 225.0 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: 2025-12-10 22:48:30z

CDM ID: 1259655699

Miss distance: 225.0 (m)

Collision probability: 0.0004588496 (~0.046%)

Last Updated: 4 days, 8 hours ago

Objects comparison

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

CZ-4 DEB	Name	SL-19 R/B
26300	Norad ID	36039
DEBRIS	Type	ROCKET BODY
SSO	Orbit	SSO
98.38°	Inclination	98.36°
SMALL	Size	LARGE
PRC	Country	CIS
Oct. 14, 1999	Launch date	Nov. 2, 2009
	Full details

Live tracking

Real-time ground track for CZ-4 DEB and SL-19 R/B.

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