SAPPHIRE FENGYUN 1C DEB

0.027% collision chance on 2025-09-01 08:09:11z

CDM information

Conjunction Data Message description

SAPPHIRE is risking orbital collision with FENGYUN 1C DEB. The time of closest approach (TCA) between the two objects is calculated to be at Sept. 1, 2025, 8:11 a.m., with a collision probability of 0.027%. The closest distance at TCA is estimated to be 632.0 meters.

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

Key information

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

TCA: 2025-09-01 08:11:23z

CDM ID: 1135263353

Miss distance: 632.0 (m)

Collision probability: 0.000267132 (~0.027%)

Last Updated: 4 days, 17 hours ago

Objects comparison

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

SAPPHIRE	Name	FENGYUN 1C DEB
26932	Norad ID	31286
PAYLOAD	Type	DEBRIS
LEO	Orbit	SSO
67.05°	Inclination	100.86°
MEDIUM	Size	SMALL
US	Country	PRC
Sept. 30, 2001	Launch date	May 10, 1999
	Full details

Live tracking

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

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