COSMOS 1137 COSMOS 450

0.057% collision chance on 2025-04-21 22:04:28z

CDM information

Conjunction Data Message description

COSMOS 1137 is risking orbital collision with COSMOS 450. The time of closest approach (TCA) between the two objects is calculated to be at April 21, 2025, 10:28 p.m., with a collision probability of 0.057%. The closest distance at TCA is estimated to be 133.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 1137 in its detailed page.

Key information

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

TCA: 2025-04-21 22:28:18z

CDM ID: 1000968181

Miss distance: 133.0 (m)

Collision probability: 0.0005725593 (~0.057%)

Last Updated: 3 weeks, 2 days ago

Objects comparison

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

COSMOS 1137	Name	COSMOS 450
11545	Norad ID	5553
PAYLOAD	Type	PAYLOAD
LEO	Orbit	LEO
74.03°	Inclination	74.03°
MEDIUM	Size	MEDIUM
CIS	Country	CIS
Sept. 25, 1979	Launch date	Oct. 13, 1971
	Full details

Live tracking

Real-time ground track for COSMOS 1137 and COSMOS 450.

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