COSMOS 1858 COSMOS 2143

0.026% collision chance on 2025-04-10 13:04:12z

CDM information

Conjunction Data Message description

COSMOS 1858 is risking orbital collision with COSMOS 2143. The time of closest approach (TCA) between the two objects is calculated to be at April 10, 2025, 1:12 p.m., with a collision probability of 0.026%. The closest distance at TCA is estimated to be 282.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 1858 in its detailed page.

Key information

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

TCA: 2025-04-10 13:12:40z

CDM ID: 989493725

Miss distance: 282.0 (m)

Collision probability: 0.0002590787 (~0.026%)

Last Updated: 1 month ago

Objects comparison

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

COSMOS 1858	Name	COSMOS 2143
18119	Norad ID	21299
PAYLOAD	Type	PAYLOAD
LEO	Orbit	LEO
74.0°	Inclination	82.58°
MEDIUM	Size	LARGE
CIS	Country	CIS
June 16, 1987	Launch date	May 16, 1991
	Full details

Live tracking

Real-time ground track for COSMOS 1858 and COSMOS 2143.

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