IRIDIUM 33 DEB COSMOS 990

0.011% collision chance on 2025-04-10 22:04:51z

CDM information

Conjunction Data Message description

IRIDIUM 33 DEB is risking orbital collision with COSMOS 990. The time of closest approach (TCA) between the two objects is calculated to be at April 10, 2025, 10:51 p.m., with a collision probability of 0.011%. The closest distance at TCA is estimated to be 152.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object IRIDIUM 33 DEB in its detailed page.

Key information

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

TCA: 2025-04-10 22:51:34z

CDM ID: 991128692

Miss distance: 152.0 (m)

Collision probability: 0.0001060139 (~0.011%)

Last Updated: 1 month ago

Objects comparison

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

IRIDIUM 33 DEB	Name	COSMOS 990
33853	Norad ID	10676
DEBRIS	Type	PAYLOAD
LEO	Orbit	LEO
86.0°	Inclination	74.04°
SMALL	Size	LARGE
US	Country	CIS
Sept. 14, 1997	Launch date	Feb. 17, 1978
	Full details

Live tracking

Real-time ground track for IRIDIUM 33 DEB and COSMOS 990.

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