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High Speed Stream
Catalog: M2M_CATALOG
Event Time: 2026-03-29T14:10Z ( ACE: SWEPAM )

All Detecting Spacecrafts:

ACE: SWEPAM

ACE: MAG

DSCOVR: PLASMAG

Activity ID: 2026-03-29T14:10:00-HSS-001 (version 3)
Event End Time:
Peak Solar Wind Speed (km/s): 490.0
Date of first appearance of coronal hole in EUV at east limb: 2026-03-22
Note: Increase in solar wind speed observed starting 2026-03-29 from approximately 350 km/s to 490 km/s. Enhancement in magnetic field components to over 13nT also observed. Accompanied by an increase in temperature and a decrease in density.

Version 1 submitted on 2026-03-30T11:33Z by Anna Chulaki
Version 2 submitted on 2026-03-31T18:10Z by Carina Alden
Version 3 submitted on 2026-04-01T10:39Z by Mary Aronne

No Notification has been sent for this activity yet.

All directly linked activities:

2026-03-31T14:20:00-RBE-001

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