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Interplanetary Shock (or CME Arrival)
Catalog: M2M_CATALOG
Location: Earth
Event Time: 2025-09-01T20:26Z ( ACE: SWEPAM )

All Detecting Spacecrafts:

ACE: SWEPAM

ACE: MAG

Activity ID: 2025-09-01T20:26:00-IPS-001 (version 3)
Quality of ICME Signature: 2 (clear signatures)
Note: Significant shock arrival with magnetic field rapidly increasing from 5 nT to 26 nT over several minutes near 2025-09-01T20:26Z in association with the arrival of CMEs: 2025-08-30T00:23Z and halo CME 2025-08-30T20:09Z. Wind speeds rapidly increase from 390 km/s to 675 km/s, and temperature rapidly increases from 80,000 Kelvin to over 1 million Kelvin following the arrival.

Version 1 submitted on 2025-09-01T20:34Z by Chris Stubenrauch
Version 2 submitted on 2025-09-01T20:52Z by Chris Stubenrauch
Version 3 submitted on 2025-09-01T20:54Z by Chris Stubenrauch

A Notification with ID 20250901-AL-002 was sent on 2025-09-01T20:36Z

All directly linked activities:

2025-08-30T00:23:00-CME-001

2025-08-30T20:09:00-CME-001

2025-09-01T21:00:00-GST-001
NOAA Kp: 6.0 (2025-09-02T00:00Z)

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