CZ-4C R/B DELTA 1 DEB

0.013% collision chance on 2025-06-06 11:06:00z

CDM information

Conjunction Data Message description

CZ-4C R/B is risking orbital collision with DELTA 1 DEB. 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 0.013%. The closest distance at TCA is estimated to be 822.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object CZ-4C R/B 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: 1045416033

Miss distance: 822.0 (m)

Collision probability: 0.000133684 (~0.013%)

Last Updated: 4 months, 2 weeks ago

Objects comparison

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

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

Live tracking

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

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