NOAA 17 DEB MOS 1A (MOMO 1)

0.041% collision chance on 2025-08-01 21:08:03z

CDM information

Conjunction Data Message description

NOAA 17 DEB is risking orbital collision with MOS 1A (MOMO 1). The time of closest approach (TCA) between the two objects is calculated to be at Aug. 1, 2025, 9:03 p.m., with a collision probability of 0.041%. The closest distance at TCA is estimated to be 830.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object NOAA 17 DEB in its detailed page.

Key information

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

TCA: 2025-08-01 21:03:52z

CDM ID: 1101075198

Miss distance: 830.0 (m)

Collision probability: 0.0004143388 (~0.041%)

Last Updated: 4 weeks, 2 days ago

Objects comparison

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

NOAA 17 DEB	Name	MOS 1A (MOMO 1)
48738	Norad ID	17527
DEBRIS	Type	PAYLOAD
SSO	Orbit	SSO
98.73°	Inclination	98.89°
SMALL	Size	LARGE
US	Country	JPN
June 24, 2002	Launch date	Feb. 19, 1987
	Full details

Live tracking

Real-time ground track for NOAA 17 DEB and MOS 1A (MOMO 1).

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