DONKI Header

CCMC DONKI

DONKI: Menu Page

Go to:

DONKI: View SW Activity

CME Analysis Information (for CME activity ID: 2026-05-25T22:12:00-CME-001)
Measurement Creation Time: 2026-05-26T12:28Z
Catalog: M2M_CATALOG
Data Level: 0 (0=real-time, 1=real-time and checked by supervising forecaster, 2=retrospective science level data analysis)
Use as primary measurement: true
Measurement Technique: SWPC_CAT

Detecting Instruments:

SOHO: LASCO/C3

GOES: CCOR-1

Image Type: running difference
Speed (km/s): 1174.0
Speed measured at height (Rs): 28.9
Type: O
Direction (LON/LAT in HEEQ): 149.0/ 21.0
Half Angular Width (degree): 37.0
Minor Half-width (degree): None Entered
Tilt (degree): None Entered
Time@21.5: 2026-05-26T01:27Z
Info/Session URL: None Entered
Note:

Updated BULK measurement based on SOHO LASCO C3 and GOES CCOR-1 imagery. Longitude and latitude were based on potential source signature in STEREO A EUVI 304 and 195 along the NW limb following the return of data around 2026-05-26T01:45Z.

Measurement Feature Code(s):

LE: Leading Edge

General Keyword(s):

Version 1 submitted on 2026-05-26T12:32Z by Carina Alden

A Notification with ID 20260526-AL-006 was sent on 2026-05-26T13:31Z

The List of WSA-ENLIL Results:

Model Name	Model Completion Time	AU	CME Input(s)	Predicted Earth Impact	Predicted Other Location(s) Impact
WSA-ENLIL+Cone	2026-05-26T12:48Z	2.0		No or little impact to Earth.	Mars = 2026-05-28T10:09Z Parker Solar Probe = 2026-05-26T19:34Z Psyche = 2026-05-28T09:01Z

All directly linked activities:

2026-05-25T22:12:00-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