CZ-4C R/B H-2A R/B

0.016% collision chance on 2025-12-17 22:12:45z

CDM information

Conjunction Data Message description

CZ-4C R/B is risking orbital collision with H-2A R/B. The time of closest approach (TCA) between the two objects is calculated to be at Dec. 17, 2025, 10:45 p.m., with a collision probability of 0.016%. The closest distance at TCA is estimated to be 807.0 meters.

Key information

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

CDM image for a rocket body

TCA: 2025-12-17 22:45:35z

CDM ID: 1266232154

Miss distance: 807.0 (m)

Collision probability: 0.0001560491 (~0.016%)

Objects comparison

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

CZ-4C R/B Name H-2A R/B
49123 Norad ID 38341
ROCKET BODY Type ROCKET BODY
SSO Orbit SSO
98.39° Inclination 98.46°
LARGE Size LARGE
PRC Country JPN
Sept. 7, 2021 Launch date May 17, 2012
Full details

Live tracking

Real-time ground track for CZ-4C R/B and H-2A R/B.


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