SL-3 R/B DELTA 1 DEB

0.021% collision chance on 2025-12-03 21:12:15z

CDM information

Conjunction Data Message description

SL-3 R/B is risking orbital collision with DELTA 1 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Dec. 3, 2025, 9:15 p.m., with a collision probability of 0.021%. The closest distance at TCA is estimated to be 513.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2025-12-03 21:15:19z

CDM ID: 1251351889

Miss distance: 513.0 (m)

Collision probability: 0.0002100229 (~0.021%)

Objects comparison

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

SL-3 R/B Name DELTA 1 DEB
11963 Norad ID 14565
ROCKET BODY Type DEBRIS
LEO Orbit MEO
81.28° Inclination 29.21°
LARGE Size SMALL
CIS Country US
Sept. 9, 1980 Launch date July 14, 1977
Full details

Live tracking

Real-time ground track for SL-3 R/B and DELTA 1 DEB.


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