FENGYUN 1C DEB CZ-4B R/B

0.016% collision chance on 2025-08-12 17:08:14z

CDM information

Conjunction Data Message description

FENGYUN 1C DEB is risking orbital collision with CZ-4B R/B. The time of closest approach (TCA) between the two objects is calculated to be at Aug. 12, 2025, 5:14 p.m., with a collision probability of 0.016%. The closest distance at TCA is estimated to be 453.0 meters.

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

Key information

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

TCA: 2025-08-12 17:14:53z

CDM ID: 1113686064

Miss distance: 453.0 (m)

Collision probability: 0.0001600973 (~0.016%)

Last Updated: 3 weeks, 2 days ago

Objects comparison

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

FENGYUN 1C DEB	Name	CZ-4B R/B
31888	Norad ID	48158
DEBRIS	Type	ROCKET BODY
SSO	Orbit	SSO
99.15°	Inclination	99.46°
SMALL	Size	LARGE
PRC	Country	PRC
May 10, 1999	Launch date	April 8, 2021
	Full details

Live tracking

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

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