COSMOS 397 DEB * PORCUPINE 1

0.014% collision chance on 2025-03-30 05:03:16z

CDM information

Conjunction Data Message description

COSMOS 397 DEB * is risking orbital collision with PORCUPINE 1. The time of closest approach (TCA) between the two objects is calculated to be at March 30, 2025, 5:16 a.m., with a collision probability of 0.014%. 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 397 DEB * in its detailed page.

Key information

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

TCA: 2025-03-30 05:16:39z

CDM ID: 981177379

Miss distance: 165.0 (m)

Collision probability: 0.000144564 (~0.014%)

Last Updated: 1 month, 1 week ago

Objects comparison

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

COSMOS 397 DEB *	Name	PORCUPINE 1
5527	Norad ID	1272
DEBRIS	Type	PAYLOAD
LEO	Orbit	LEO
66.89°	Inclination	70.08°
SMALL	Size	MEDIUM
CIS	Country	US
Feb. 25, 1971	Launch date	March 9, 1965
	Full details

Live tracking

Real-time ground track for COSMOS 397 DEB * and PORCUPINE 1.

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