ARIANE 1 DEB NOAA 16 DEB

0.011% collision chance on 2025-07-21 05:07:31z

CDM information

Conjunction Data Message description

ARIANE 1 DEB is risking orbital collision with NOAA 16 DEB. The time of closest approach (TCA) between the two objects is calculated to be at July 21, 2025, 5:31 a.m., with a collision probability of 0.011%. The closest distance at TCA is estimated to be 259.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object ARIANE 1 DEB in its detailed page.

Key information

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

TCA: 2025-07-21 05:31:23z

CDM ID: 1089850091

Miss distance: 259.0 (m)

Collision probability: 0.0001061196 (~0.011%)

Last Updated: 1 month, 2 weeks ago

Objects comparison

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

ARIANE 1 DEB	Name	NOAA 16 DEB
17121	Norad ID	42405
DEBRIS	Type	DEBRIS
SSO	Orbit	SSO
98.28°	Inclination	99.04°
MEDIUM	Size	SMALL
FR	Country	US
Feb. 22, 1986	Launch date	Sept. 21, 2000
	Full details

Live tracking

Real-time ground track for ARIANE 1 DEB and NOAA 16 DEB.

Return to all CDMs

Newsletter sign-up

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