DELTA 1 DEB CZ-4C R/B

0.014% collision chance on 2025-06-06 11:06:00z

CDM information

Conjunction Data Message description

DELTA 1 DEB is risking orbital collision with CZ-4C R/B. The time of closest approach (TCA) between the two objects is calculated to be at June 6, 2025, 11 a.m., with a collision probability of 0.014%. The closest distance at TCA is estimated to be 821.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object DELTA 1 DEB in its detailed page.

Key information

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

TCA: 2025-06-06 11:00:43z

CDM ID: 1045332385

Miss distance: 821.0 (m)

Collision probability: 0.0001361335 (~0.014%)

Last Updated: 4 months, 2 weeks ago

Objects comparison

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

DELTA 1 DEB	Name	CZ-4C R/B
21347	Norad ID	55838
DEBRIS	Type	ROCKET BODY
SSO	Orbit	SSO
99.4°	Inclination	98.94°
SMALL	Size	LARGE
US	Country	PRC
June 12, 1975	Launch date	March 9, 2023
	Full details

Live tracking

Real-time ground track for DELTA 1 DEB and CZ-4C R/B.

Return to all CDMs

Newsletter sign-up

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