IRIDIUM 73 NOAA 16 DEB

0.030% collision chance on 2025-05-12 16:05:27z

CDM information

Conjunction Data Message description

IRIDIUM 73 is risking orbital collision with NOAA 16 DEB. The time of closest approach (TCA) between the two objects is calculated to be at May 12, 2025, 4:27 p.m., with a collision probability of 0.030%. The closest distance at TCA is estimated to be 243.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object IRIDIUM 73 in its detailed page.

Key information

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

TCA: 2025-05-12 16:27:19z

CDM ID: 1021750925

Miss distance: 243.0 (m)

Collision probability: 0.0003040075 (~0.030%)

Last Updated: 1 month, 3 weeks ago

Objects comparison

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

IRIDIUM 73	Name	NOAA 16 DEB
25344	Norad ID	41397
PAYLOAD	Type	DEBRIS
LEO	Orbit	SSO
86.44°	Inclination	98.93°
LARGE	Size	SMALL
US	Country	US
May 17, 1998	Launch date	Sept. 21, 2000
	Full details

Live tracking

Real-time ground track for IRIDIUM 73 and NOAA 16 DEB.

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