COSMOS 990 COSMOS 2491 DEB *

0.032% collision chance on 2025-07-13 09:07:53z

CDM information

Conjunction Data Message description

COSMOS 990 is risking orbital collision with COSMOS 2491 DEB *. The time of closest approach (TCA) between the two objects is calculated to be at July 13, 2025, 9:53 a.m., with a collision probability of 0.032%. The closest distance at TCA is estimated to be 630.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 990 in its detailed page.

Key information

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

TCA: 2025-07-13 09:53:18z

CDM ID: 1082511646

Miss distance: 630.0 (m)

Collision probability: 0.0003214254 (~0.032%)

Last Updated: 1 month, 3 weeks ago

Objects comparison

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

COSMOS 990	Name	COSMOS 2491 DEB *
10676	Norad ID	45128
PAYLOAD	Type	DEBRIS
LEO	Orbit	LEO
74.04°	Inclination	81.2°
LARGE	Size	SMALL
CIS	Country	CIS
Feb. 17, 1978	Launch date	Dec. 25, 2013
	Full details

Live tracking

Real-time ground track for COSMOS 990 and COSMOS 2491 DEB *.

Return to all CDMs

Newsletter sign-up

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