SL-14 R/B CZ-4B DEB

0.044% collision chance on 2025-10-07 12:10:31z

CDM information

Conjunction Data Message description

SL-14 R/B is risking orbital collision with CZ-4B DEB. The time of closest approach (TCA) between the two objects is calculated to be at Oct. 7, 2025, 12:31 p.m., with a collision probability of 0.044%. The closest distance at TCA is estimated to be 212.0 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: 2025-10-07 12:31:50z

CDM ID: 1178534328

Miss distance: 212.0 (m)

Collision probability: 0.0004402146 (~0.044%)

Last Updated: 2 weeks, 3 days ago

Objects comparison

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

SL-14 R/B	Name	CZ-4B DEB
18153	Norad ID	35571
ROCKET BODY	Type	DEBRIS
LEO	Orbit	SSO
82.5°	Inclination	97.63°
LARGE	Size	SMALL
CIS	Country	PRC
July 1, 1987	Launch date	Oct. 25, 2008
	Full details

Live tracking

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

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