DONKI Header

CCMC DONKI

DONKI: Menu Page

Go to:

 DONKI: View SW Activity
Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2026-09-04T20:15Z ( GOES: CCOR-1 )
All Detecting Spacecrafts:
GOES: CCOR-1
STEREO A: SECCHI/COR2
Activity ID: 2026-09-04T20:15:00-CME-001 (version 1)
Source Location: N12E55
Active Region Number: 14524
Note Keyword:
PRM: Prominence material (filamentary structures)
Source Signature Keyword:
FLR: Flare
FIL: Filament eruption
Morphology Keyword:
Note: Fast CME visible to the E/SE in GOES CCOR-1 and STEREO A COR2 imagery. There is a real-time DSN gap in the SOHO LASCO data covering the timing of this event. The source of this CME is a flare with associated filament eruption from AR 14524 (N12E55) starting around 2026-09-04T19:08Z as seen in GOES SUVI 304. 
Version 1 submitted on 2026-09-05T01:50Z by Carina Alden
A Notification with ID 20260905-AL-001 was sent on 2026-09-05T02:37Z

The List of CME Analysis already entered:
Event Type Catalog
Measurement TypeCME measurement type: Leading Edge (LE), Shock Front (SH), Right Hand Boundary (RHB), Left Hand Boundary (LHB), Black/White Boundary (BW), Prominence Core (COR), Disconnection Front (DIS), Trailing Edge (TE).
Prime?"primary flag" which is either True or False. If there are multiple CME analysis entries for a single CME, this flag would indicate which analysis is considered most accurate per measurement type. This is a helpful flag if you would like to download only one most accurate CME analysis per CME per Measurement Type
 Technique Long Lat Speed Type Half Width Time 21.5 Note WSA-ENLIL+Cone Result(s) Measured On Submitted By
CME Analysis M2M_CATALOG LE true SWPC_CAT -45.0 -9.0 701.0 C 24.0 2026-09-05T00:04Z Parameters based on best fit using STEREO A COR2 and GOES CCOR-1 imagery. 1: Result 1 (2.0 AU)
Europa Clipper = 2026-09-07T21:40Z
OSIRIS-APEX = 2026-09-08T12:00Z
2026-09-05T01:13Z Carina Alden on 2026-09-05T01:52Z



All directly linked activities:
2026-09-04T19:02:00-FLR-001
FLR Type: C6.7


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