COSMOS 249 DEB COSMOS 1655

0.041% collision chance on 2025-08-25 11:08:31z

CDM information

Conjunction Data Message description

COSMOS 249 DEB is risking orbital collision with COSMOS 1655. The time of closest approach (TCA) between the two objects is calculated to be at Aug. 25, 2025, 11:31 a.m., with a collision probability of 0.041%. The closest distance at TCA is estimated to be 548.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 249 DEB in its detailed page.

Key information

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

TCA: 2025-08-25 11:31:22z

CDM ID: 1130098287

Miss distance: 548.0 (m)

Collision probability: 0.0004098195 (~0.041%)

Last Updated: 1 week, 3 days ago

Objects comparison

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

COSMOS 249 DEB	Name	COSMOS 1655
15775	Norad ID	15751
DEBRIS	Type	PAYLOAD
LEO	Orbit	LEO
62.3°	Inclination	82.95°
SMALL	Size	LARGE
CIS	Country	CIS
Oct. 20, 1968	Launch date	May 30, 1985
	Full details

Live tracking

Real-time ground track for COSMOS 249 DEB and COSMOS 1655.

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