IRIDIUM 38 CZ-4 DEB

0.034% collision chance on 2025-06-30 07:06:42z

CDM information

Conjunction Data Message description

IRIDIUM 38 is risking orbital collision with CZ-4 DEB. The time of closest approach (TCA) between the two objects is calculated to be at June 30, 2025, 7:42 a.m., with a collision probability of 0.034%. The closest distance at TCA is estimated to be 619.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object IRIDIUM 38 in its detailed page.

Key information

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

TCA: 2025-06-30 07:42:05z

CDM ID: 1067335376

Miss distance: 619.0 (m)

Collision probability: 0.000344672 (~0.034%)

Last Updated: 1 week ago

Objects comparison

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

IRIDIUM 38	Name	CZ-4 DEB
25043	Norad ID	26155
PAYLOAD	Type	DEBRIS
LEO	Orbit	SSO
86.4°	Inclination	98.58°
LARGE	Size	SMALL
US	Country	PRC
Nov. 9, 1997	Launch date	Oct. 14, 1999
	Full details

Live tracking

Real-time ground track for IRIDIUM 38 and CZ-4 DEB.

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