SL-8 R/B COSMOS 1275 DEB

0.021% collision chance on 2025-03-17 19:03:11z

CDM information

Conjunction Data Message description

SL-8 R/B is risking orbital collision with COSMOS 1275 DEB. The time of closest approach (TCA) between the two objects is calculated to be at March 17, 2025, 7:11 p.m., with a collision probability of 0.021%. The closest distance at TCA is estimated to be 803.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2025-03-17 19:11:08z

CDM ID: 969157857

Miss distance: 803.0 (m)

Collision probability: 0.000212475 (~0.021%)

Objects comparison

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

SL-8 R/B Name COSMOS 1275 DEB
10521 Norad ID 17642
ROCKET BODY Type DEBRIS
LEO Orbit LEO
74.02° Inclination 82.86°
LARGE Size SMALL
CIS Country CIS
Dec. 16, 1977 Launch date June 4, 1981
Full details

Live tracking

Real-time ground track for SL-8 R/B and COSMOS 1275 DEB.


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