DELTA 1 DEB CZ-4 DEB

0.011% collision chance on 2024-11-27 10:11:17z

CDM information

Conjunction Data Message description

DELTA 1 DEB is risking orbital collision with CZ-4 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Nov. 27, 2024, 10:17 a.m., with a collision probability of 0.011%. The closest distance at TCA is estimated to be 191.0 meters.

Key information

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

CDM image for a debris

TCA: 2024-11-27 10:17:33z

CDM ID: 876102218

Miss distance: 191.0 (m)

Collision probability: 0.0001068996 (~0.011%)

Objects comparison

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

DELTA 1 DEB Name CZ-4 DEB
12242 Norad ID 35329
DEBRIS Type DEBRIS
SSO Orbit SSO
98.91° Inclination 98.35°
SMALL Size SMALL
US Country PRC
March 5, 1978 Launch date Oct. 14, 1999
Full details

Live tracking

Real-time ground track for DELTA 1 DEB and CZ-4 DEB.


Newsletter sign-up

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