SL-8 R/B FENGYUN 1C DEB

0.042% collision chance on 2025-04-02 16:04:28z

CDM information

Conjunction Data Message description

SL-8 R/B is risking orbital collision with FENGYUN 1C DEB. The time of closest approach (TCA) between the two objects is calculated to be at April 2, 2025, 4:28 p.m., with a collision probability of 0.042%. The closest distance at TCA is estimated to be 517.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2025-04-02 16:28:33z

CDM ID: 983810371

Miss distance: 517.0 (m)

Collision probability: 0.0004166505 (~0.042%)

Objects comparison

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

SL-8 R/B Name FENGYUN 1C DEB
21231 Norad ID 30020
ROCKET BODY Type DEBRIS
LEO Orbit SSO
82.95° Inclination 98.84°
LARGE Size SMALL
CIS Country PRC
April 16, 1991 Launch date May 10, 1999
Full details

Live tracking

Real-time ground track for SL-8 R/B and FENGYUN 1C DEB.


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