IRIDIUM 920 FENGYUN 1C DEB

0.012% collision chance on 2025-11-16 11:11:55z

CDM information

Conjunction Data Message description

IRIDIUM 920 is risking orbital collision with FENGYUN 1C DEB. The time of closest approach (TCA) between the two objects is calculated to be at Nov. 16, 2025, 11:55 a.m., with a collision probability of 0.012%. The closest distance at TCA is estimated to be 382.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object IRIDIUM 920 in its detailed page.

Key information

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

TCA: 2025-11-16 11:55:01z

CDM ID: 1229615833

Miss distance: 382.0 (m)

Collision probability: 0.0001161335 (~0.012%)

Last Updated: 4 weeks, 1 day ago

Objects comparison

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

IRIDIUM 920	Name	FENGYUN 1C DEB
24871	Norad ID	30446
PAYLOAD	Type	DEBRIS
LEO	Orbit	SSO
86.4°	Inclination	98.61°
LARGE	Size	SMALL
US	Country	PRC
July 9, 1997	Launch date	May 10, 1999
	Full details

Live tracking

Real-time ground track for IRIDIUM 920 and FENGYUN 1C DEB.

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