CZ-4 DEB GB 1

0.012% collision chance on 2025-04-28 21:04:23z

CDM information

Conjunction Data Message description

CZ-4 DEB is risking orbital collision with GB 1. The time of closest approach (TCA) between the two objects is calculated to be at April 28, 2025, 9:23 p.m., with a collision probability of 0.012%. The closest distance at TCA is estimated to be 574.0 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: 2025-04-28 21:23:54z

CDM ID: 1008677367

Miss distance: 574.0 (m)

Collision probability: 0.0001161282 (~0.012%)

Last Updated: 2 months ago

Objects comparison

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

CZ-4 DEB	Name	GB 1
26184	Norad ID	14143
DEBRIS	Type	PAYLOAD
SSO	Orbit	LEO
98.78°	Inclination	63.31°
SMALL	Size	LARGE
PRC	Country	US
Oct. 14, 1999	Launch date	June 9, 1983
	Full details

Live tracking

Real-time ground track for CZ-4 DEB and GB 1.

Return to all CDMs

Newsletter sign-up

Weekly statistics, charts and insights to help you stay on top of the space industry.