DONKI Header

CCMC DONKI

DONKI: Menu Page

Go to:

DONKI: View SW Activity

Interplanetary Shock (or CME Arrival)
Catalog: M2M_CATALOG
Location: Earth
Event Time: 2026-09-15T11:28Z ( SOLAR-1: SWiPS )

All Detecting Spacecrafts:

SOLAR-1: SWiPS

ACE: SWEPAM

ACE: MAG

SOLAR-1: MAG

IMAP: MAG

IMAP: SWAPI

Activity ID: 2026-09-15T11:28:00-IPS-001 (version 4)
Quality of ICME Signature: 1 (lacks some signatures)
Note: Significant fast increases in solar wind speeds (from just under 400 km/s at 2026-09-15T10:40Z to 813 km/s at 2026-09-15T11:33Z) and ion temperature (from 400K to over 4MK). This might be early arrival of CME: 2026-09-13T19:48Z. An enhancement in magnetic field components is also observed, reaching approximately 16nT.

Version 1 submitted on 2026-09-15T12:21Z by Anna Chulaki
Version 2 submitted on 2026-09-15T12:23Z by Anna Chulaki
Version 3 submitted on 2026-09-15T13:11Z by Anna Chulaki
Version 4 submitted on 2026-09-15T19:02Z by Mary Aronne

No Notification has been sent for this activity yet.

All directly linked activities:

2026-09-13T19:48:00-CME-001

Comments by users:

0 comment received.

Insert title here

The Moon to Mars Space Weather Analysis Office and other entities provide data to DONKI as a courtesy to the community.
By visiting this site, you acknowledge that you understand and agree to the Important Disclaimer Notice

If you are looking for the official U.S. Government forecast for space weather, please go to NOAA's Space Weather Prediction Center (https://swpc.noaa.gov). This "Experimental Research Information" consists of preliminary NASA research products and should be interpreted and used accordingly.

Curator: Chiu Wiegand | NASA Official: Dr. Masha Kuznetsova | Privacy and Security Notices | Accessibility | CCMC Data Policy