Space Weather Alert – X-ray Event exceeded M5 2-4-14


Large Sunspot 1967 can be seen right center, facing Earth. This was the source of the event today.

The solar activity is picking up and NOAA predicts a 25% chance of a geomagnetic storm caused by a passing CME. There is also a 80% chance of M-flares and a 50% chance of X-flares on Feb. 4th. See the most recent alert below.

Issue Time: 2014 Feb 04 0414 UTC

SUMMARY: X-ray Event exceeded M5
Begin Time: 2014 Feb 04 0357 UTC
Maximum Time: 2014 Feb 04 0400 UTC
End Time: 2014 Feb 04 0406 UTC
X-ray Class: M5.2
Optical Class: 1b
Location: S14W06
NOAA Scale: R2 – Moderate

Comment: Source Region was Sunspot 1967.

Potential Impacts: Area of impact centered primarily on sub-solar point on the sunlit side of Earth.
Radio – Limited blackout of HF (high frequency) radio communication for tens of minutes.

NOAA Space Weather Scales (meaning of R1,
S1, Etc.) can be found at
For more detailed current Space Weather visit KnowledgeOrb Space Weather at
Aurora viewing updates can be seen on the KnowledgeOrb Aurora viewing page.

About the author

Recipient of many prestigious NASA Awards including the Exceptional Public Service Medal and the Robert H. Goddard award. Experience includes working for NASA, as a contractor, in satellite design, construction and operations. Expert in the satellite operations concepts and ground systems including command, control, and science data processing.