COSMOS 858 THORAD AGENA D DEB

0.017% collision chance on 2025-08-13 22:08:01z

CDM information

Conjunction Data Message description

COSMOS 858 is risking orbital collision with THORAD AGENA D DEB. The time of closest approach (TCA) between the two objects is calculated to be at Aug. 13, 2025, 10:01 p.m., with a collision probability of 0.017%. The closest distance at TCA is estimated to be 121.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 858 in its detailed page.

Key information

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

TCA: 2025-08-13 22:01:44z

CDM ID: 1116133536

Miss distance: 121.0 (m)

Collision probability: 0.000167622 (~0.017%)

Last Updated: 3 weeks, 1 day ago

Objects comparison

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

COSMOS 858	Name	THORAD AGENA D DEB
9443	Norad ID	4754
PAYLOAD	Type	DEBRIS
LEO	Orbit	SSO
74.05°	Inclination	99.59°
LARGE	Size	SMALL
CIS	Country	US
Sept. 29, 1976	Launch date	April 8, 1970
	Full details

Live tracking

Real-time ground track for COSMOS 858 and THORAD AGENA D DEB.

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