SL-8 R/B NOAA 17 DEB

0.013% collision chance on 2025-07-16 06:07:55z

CDM information

Conjunction Data Message description

SL-8 R/B is risking orbital collision with NOAA 17 DEB. The time of closest approach (TCA) between the two objects is calculated to be at July 16, 2025, 6:55 a.m., with a collision probability of 0.013%. The closest distance at TCA is estimated to be 235.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2025-07-16 06:55:44z

CDM ID: 1084311838

Miss distance: 235.0 (m)

Collision probability: 0.0001348105 (~0.013%)

Objects comparison

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

SL-8 R/B Name NOAA 17 DEB
20433 Norad ID 48731
ROCKET BODY Type DEBRIS
LEO Orbit SSO
74.03° Inclination 98.81°
LARGE Size SMALL
CIS Country US
Jan. 18, 1990 Launch date June 24, 2002
Full details

Live tracking

Real-time ground track for SL-8 R/B and NOAA 17 DEB.


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