OSCAR 18 (WEBERSAT) SHIYAN 20A DEB

0.020% collision chance on 2025-03-24 16:03:45z

CDM information

Conjunction Data Message description

OSCAR 18 (WEBERSAT) is risking orbital collision with SHIYAN 20A DEB. The time of closest approach (TCA) between the two objects is calculated to be at March 24, 2025, 4:45 p.m., with a collision probability of 0.020%. The closest distance at TCA is estimated to be 866.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object OSCAR 18 (WEBERSAT) in its detailed page.

Key information

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

TCA: 2025-03-24 16:45:18z

CDM ID: 974674705

Miss distance: 866.0 (m)

Collision probability: 0.0002036902 (~0.020%)

Last Updated: 1 month, 2 weeks ago

Objects comparison

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

OSCAR 18 (WEBERSAT)	Name	SHIYAN 20A DEB
20441	Norad ID	55716
PAYLOAD	Type	DEBRIS
SSO	Orbit	LEO
98.9°	Inclination	59.99°
MEDIUM	Size	SMALL
US	Country	PRC
Jan. 22, 1990	Launch date	Dec. 12, 2022
	Full details

Live tracking

Real-time ground track for OSCAR 18 (WEBERSAT) and SHIYAN 20A DEB.

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