COSMOS 2251 DEB NOAA 9

0.028% collision chance on 2025-07-11 21:07:34z

CDM information

Conjunction Data Message description

COSMOS 2251 DEB is risking orbital collision with NOAA 9. The time of closest approach (TCA) between the two objects is calculated to be at July 11, 2025, 9:34 p.m., with a collision probability of 0.028%. The closest distance at TCA is estimated to be 165.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 2251 DEB in its detailed page.

Key information

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

TCA: 2025-07-11 21:34:03z

CDM ID: 1078441251

Miss distance: 165.0 (m)

Collision probability: 0.0002807462 (~0.028%)

Last Updated: 1 month, 3 weeks ago

Objects comparison

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

COSMOS 2251 DEB	Name	NOAA 9
36528	Norad ID	15427
DEBRIS	Type	PAYLOAD
LEO	Orbit	SSO
74.02°	Inclination	99.12°
SMALL	Size	LARGE
CIS	Country	US
June 16, 1993	Launch date	Dec. 12, 1984
	Full details

Live tracking

Real-time ground track for COSMOS 2251 DEB and NOAA 9.

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