SL-14 R/B IRIDIUM 33 DEB

0.015% collision chance on 2025-09-18 19:09:33z

CDM information

Conjunction Data Message description

SL-14 R/B is risking orbital collision with IRIDIUM 33 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Sept. 18, 2025, 7:33 p.m., with a collision probability of 0.015%. The closest distance at TCA is estimated to be 103.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2025-09-18 19:33:37z

CDM ID: 1157532353

Miss distance: 103.0 (m)

Collision probability: 0.0001533727 (~0.015%)

Objects comparison

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

SL-14 R/B Name IRIDIUM 33 DEB
18749 Norad ID 34091
ROCKET BODY Type DEBRIS
LEO Orbit LEO
82.51° Inclination 86.34°
LARGE Size SMALL
CIS Country US
Jan. 6, 1988 Launch date Sept. 14, 1997
Full details

Live tracking

Real-time ground track for SL-14 R/B and IRIDIUM 33 DEB.


Newsletter sign-up

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