SL-3 R/B DMSP 5D-2 F11 DEB

0.016% collision chance on 2025-05-18 21:05:01z

CDM information

Conjunction Data Message description

SL-3 R/B is risking orbital collision with DMSP 5D-2 F11 DEB. The time of closest approach (TCA) between the two objects is calculated to be at May 18, 2025, 9:01 p.m., with a collision probability of 0.016%. The closest distance at TCA is estimated to be 461.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2025-05-18 21:01:46z

CDM ID: 1027389385

Miss distance: 461.0 (m)

Collision probability: 0.0001621046 (~0.016%)

Objects comparison

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

SL-3 R/B Name DMSP 5D-2 F11 DEB
5918 Norad ID 29071
ROCKET BODY Type DEBRIS
LEO Orbit SSO
81.24° Inclination 98.97°
LARGE Size SMALL
CIS Country US
March 30, 1972 Launch date Nov. 28, 1991
Full details

Live tracking

Real-time ground track for SL-3 R/B and DMSP 5D-2 F11 DEB.


Newsletter sign-up

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