DELTA 1 DEB FENGYUN 1C DEB

0.073% collision chance on 2025-09-27 15:09:41z

CDM information

Conjunction Data Message description

DELTA 1 DEB is risking orbital collision with FENGYUN 1C DEB. The time of closest approach (TCA) between the two objects is calculated to be at Sept. 27, 2025, 3:41 p.m., with a collision probability of 0.073%. The closest distance at TCA is estimated to be 116.0 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: 2025-09-27 15:41:33z

CDM ID: 1168697825

Miss distance: 116.0 (m)

Collision probability: 0.0007272805 (~0.073%)

Last Updated: 3 weeks, 4 days ago

Objects comparison

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

DELTA 1 DEB	Name	FENGYUN 1C DEB
42661	Norad ID	29904
DEBRIS	Type	DEBRIS
SSO	Orbit	SSO
98.8°	Inclination	99.05°
SMALL	Size	SMALL
US	Country	PRC
June 12, 1975	Launch date	May 10, 1999
	Full details

Live tracking

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

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