SPOT 1 YAOGAN 4 DEB

0.040% collision chance on 2025-08-31 06:08:03z

CDM information

Conjunction Data Message description

SPOT 1 is risking orbital collision with YAOGAN 4 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Aug. 31, 2025, 6:03 a.m., with a collision probability of 0.040%. The closest distance at TCA is estimated to be 981.0 meters.

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

Key information

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

TCA: 2025-08-31 06:03:04z

CDM ID: 1134724192

Miss distance: 981.0 (m)

Collision probability: 0.000401979 (~0.040%)

Last Updated: 2 days, 8 hours ago

Objects comparison

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

SPOT 1	Name	YAOGAN 4 DEB
16613	Norad ID	35575
PAYLOAD	Type	DEBRIS
SSO	Orbit	SSO
98.65°	Inclination	97.73°
LARGE	Size	SMALL
FR	Country	PRC
Feb. 22, 1986	Launch date	Dec. 1, 2008
	Full details

Live tracking

Real-time ground track for SPOT 1 and YAOGAN 4 DEB.

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