SL-14 R/B CZ-4C DEB

0.114% collision chance on 2025-12-09 17:12:07z

CDM information

Conjunction Data Message description

SL-14 R/B is risking orbital collision with CZ-4C DEB. The time of closest approach (TCA) between the two objects is calculated to be at Dec. 9, 2025, 5:07 p.m., with a collision probability of 0.114%. The closest distance at TCA is estimated to be 38.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object SL-14 R/B in its detailed page.

Key information

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

TCA: 2025-12-09 17:07:35z

CDM ID: 1255811647

Miss distance: 38.0 (m)

Collision probability: 0.001139338 (~0.114%)

Last Updated: 1 week ago

Objects comparison

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

SL-14 R/B	Name	CZ-4C DEB
21398	Norad ID	43270
ROCKET BODY	Type	DEBRIS
LEO	Orbit	SSO
82.52°	Inclination	97.75°
LARGE	Size	SMALL
CIS	Country	PRC
June 4, 1991	Launch date	March 31, 2018
	Full details

Live tracking

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

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