COSMOS 1275 DEB SL-3 R/B

0.173% collision chance on 2025-07-12 19:07:56z

CDM information

Conjunction Data Message description

COSMOS 1275 DEB is risking orbital collision with SL-3 R/B. The time of closest approach (TCA) between the two objects is calculated to be at July 12, 2025, 7:56 p.m., with a collision probability of 0.173%. The closest distance at TCA is estimated to be 32.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 1275 DEB in its detailed page.

Key information

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

TCA: 2025-07-12 19:56:07z

CDM ID: 1081649207

Miss distance: 32.0 (m)

Collision probability: 0.001725793 (~0.173%)

Last Updated: 1 month, 3 weeks ago

Objects comparison

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

COSMOS 1275 DEB	Name	SL-3 R/B
42181	Norad ID	21689
DEBRIS	Type	ROCKET BODY
LEO	Orbit	SSO
82.9°	Inclination	99.47°
SMALL	Size	LARGE
CIS	Country	CIS
June 4, 1981	Launch date	Aug. 29, 1991
	Full details

Live tracking

Real-time ground track for COSMOS 1275 DEB and SL-3 R/B.

Return to all CDMs

Newsletter sign-up

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