CZ-4C R/B COSMOS 1420

0.285% collision chance on 2025-09-11 15:09:43z

CDM information

Conjunction Data Message description

CZ-4C R/B is risking orbital collision with COSMOS 1420. The time of closest approach (TCA) between the two objects is calculated to be at Sept. 11, 2025, 3:43 p.m., with a collision probability of 0.285%. The closest distance at TCA is estimated to be 360.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object CZ-4C R/B in its detailed page.

Key information

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

TCA: 2025-09-11 15:43:06z

CDM ID: 1146470621

Miss distance: 360.0 (m)

Collision probability: 0.002845985 (~0.285%)

Last Updated: 14 hours ago

Objects comparison

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

CZ-4C R/B	Name	COSMOS 1420
36416	Norad ID	13648
ROCKET BODY	Type	PAYLOAD
LEO	Orbit	LEO
63.39°	Inclination	74.0°
LARGE	Size	LARGE
PRC	Country	CIS
March 5, 2010	Launch date	Nov. 11, 1982
	Full details

Live tracking

Real-time ground track for CZ-4C R/B and COSMOS 1420.

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