COSMOS 1753 H-1 R/B

0.191% collision chance on 2025-07-24 08:07:14z

CDM information

Conjunction Data Message description

COSMOS 1753 is risking orbital collision with H-1 R/B. The time of closest approach (TCA) between the two objects is calculated to be at July 24, 2025, 8:14 a.m., with a collision probability of 0.191%. The closest distance at TCA is estimated to be 33.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 1753 in its detailed page.

Key information

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

TCA: 2025-07-24 08:14:07z

CDM ID: 1093785798

Miss distance: 33.0 (m)

Collision probability: 0.001907597 (~0.191%)

Last Updated: 1 month, 2 weeks ago

Objects comparison

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

COSMOS 1753	Name	H-1 R/B
16763	Norad ID	20491
PAYLOAD	Type	ROCKET BODY
LEO	Orbit	SSO
74.02°	Inclination	99.02°
MEDIUM	Size	LARGE
CIS	Country	JPN
June 6, 1986	Launch date	Feb. 7, 1990
	Full details

Live tracking

Real-time ground track for COSMOS 1753 and H-1 R/B.

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