DONKI Header

CCMC DONKI

DONKI: Menu Page

Go to:

 DONKI: View SW Activity
Coronal Mass Ejection
Catalog: M2M_CATALOG
Start Time: 2025-08-12T13:25Z ( SOHO: LASCO/C2 )
All Detecting Spacecrafts:
SOHO: LASCO/C2
SOHO: LASCO/C3
STEREO A: SECCHI/COR2
GOES: CCOR-1
Activity ID: 2025-08-12T13:25:00-CME-001 (version 1)
Source Location: N05W98
Active Region Number: 14168
Note Keyword:
Faint: Faint event; may affect type assignment
Source Signature Keyword:
FLR: Flare
OFL: Moving/Opening field lines
Morphology Keyword:
J: Jet
Note: Faint and narrow CME first seen to the West in SOHO LASCO C2 beginning at 2025-08-12T13:25Z, as well as by SOHO LASCO C3, STEREO A COR2 and GOES CCOR-1 in later frames. The source of this event is a C6.1 flare from AR14168 (N05W98) peaking at 2025-08-12T12:18Z. This flare is visible in SSO AIA 131, along with field line opening seen in SDO AIA 171, 193 and GOES SUVI 284. 
Version 1 submitted on 2025-08-12T18:57Z by Melissa Kane
A Notification with ID 20250812-AL-004 was sent on 2025-08-12T19:37Z

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 98.0 -1.0 520.0 C 10.0 2025-08-12T19:39Z Measurement based on approximate source location and best fit in SOHO LASCO C2/C3, STEREO A COR2 and GOES CCOR-1. 1: Result 1 (2.0 AU)
Juice = 2025-08-14T15:00Z
2025-08-12T18:58Z Melissa Kane on 2025-08-12T18:58Z



All directly linked activities:
2025-08-12T12:03:00-FLR-001
FLR Type: C6.1


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