COSMOS 1808 COSMOS 887 DEB

0.014% collision chance on 2025-09-17 09:09:22z

CDM information

Conjunction Data Message description

COSMOS 1808 is risking orbital collision with COSMOS 887 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Sept. 17, 2025, 9:22 a.m., with a collision probability of 0.014%. The closest distance at TCA is estimated to be 238.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 1808 in its detailed page.

Key information

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

TCA: 2025-09-17 09:22:56z

CDM ID: 1156274715

Miss distance: 238.0 (m)

Collision probability: 0.0001432781 (~0.014%)

Last Updated: 1 month, 1 week ago

Objects comparison

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

COSMOS 1808	Name	COSMOS 887 DEB
17239	Norad ID	27881
PAYLOAD	Type	DEBRIS
LEO	Orbit	LEO
82.94°	Inclination	82.93°
LARGE	Size	SMALL
CIS	Country	CIS
Dec. 17, 1986	Launch date	Dec. 28, 1976
	Full details

Live tracking

Real-time ground track for COSMOS 1808 and COSMOS 887 DEB.

Return to all CDMs

Newsletter sign-up

Weekly statistics, charts and insights to help you stay on top of the space industry.