DELTA 1 R/B COSMOS 2251 DEB

0.021% collision chance on 2025-11-09 18:11:46z

CDM information

Conjunction Data Message description

DELTA 1 R/B is risking orbital collision with COSMOS 2251 DEB. The time of closest approach (TCA) between the two objects is calculated to be at Nov. 9, 2025, 6:46 p.m., with a collision probability of 0.021%. The closest distance at TCA is estimated to be 223.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object DELTA 1 R/B in its detailed page.

Key information

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

TCA: 2025-11-09 18:46:21z

CDM ID: 1222610024

Miss distance: 223.0 (m)

Collision probability: 0.0002122062 (~0.021%)

Last Updated: 1 month ago

Objects comparison

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

DELTA 1 R/B	Name	COSMOS 2251 DEB
20323	Norad ID	34004
ROCKET BODY	Type	DEBRIS
SSO	Orbit	LEO
97.08°	Inclination	74.04°
LARGE	Size	SMALL
US	Country	CIS
Nov. 18, 1989	Launch date	June 16, 1993
	Full details

Live tracking

Real-time ground track for DELTA 1 R/B and COSMOS 2251 DEB.

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