COSMOS 1823 DEB NOAA 1

0.023% collision chance on 2025-05-21 03:05:30z

CDM information

Conjunction Data Message description

COSMOS 1823 DEB is risking orbital collision with NOAA 1. The time of closest approach (TCA) between the two objects is calculated to be at May 21, 2025, 3:30 a.m., with a collision probability of 0.023%. The closest distance at TCA is estimated to be 52.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 1823 DEB in its detailed page.

Key information

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

TCA: 2025-05-21 03:30:35z

CDM ID: 1029197199

Miss distance: 52.0 (m)

Collision probability: 0.0002322447 (~0.023%)

Last Updated: 1 month, 2 weeks ago

Objects comparison

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

COSMOS 1823 DEB	Name	NOAA 1
39820	Norad ID	4793
DEBRIS	Type	PAYLOAD
LEO	Orbit	SSO
73.63°	Inclination	101.39°
SMALL	Size	LARGE
CIS	Country	US
Feb. 20, 1987	Launch date	Dec. 11, 1970
	Full details

Live tracking

Real-time ground track for COSMOS 1823 DEB and NOAA 1.

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