SL-8 R/B COSMOS 886 DEB

0.045% collision chance on 2025-09-17 16:09:50z

CDM information

Conjunction Data Message description

SL-8 R/B is risking orbital collision with COSMOS 886 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Sept. 17, 2025, 4:50 p.m., with a collision probability of 0.045%. The closest distance at TCA is estimated to be 367.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object SL-8 R/B in its detailed page.

Key information

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

TCA: 2025-09-17 16:50:25z

CDM ID: 1155183838

Miss distance: 367.0 (m)

Collision probability: 0.0004521156 (~0.045%)

Last Updated: 2 months, 3 weeks ago

Objects comparison

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

SL-8 R/B	Name	COSMOS 886 DEB
11239	Norad ID	9826
ROCKET BODY	Type	DEBRIS
LEO	Orbit	LEO
82.94°	Inclination	65.84°
LARGE	Size	SMALL
CIS	Country	CIS
Jan. 16, 1979	Launch date	Dec. 27, 1976
	Full details

Live tracking

Real-time ground track for SL-8 R/B and COSMOS 886 DEB.

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