The Astronomy Connection

San Francisco Bay Area Astronomy => TAC Visual => Topic started by: mpacker on September 07, 2017, 07:08:49 PM

Title: Possible CA Aurora
Post by: mpacker on September 07, 2017, 07:08:49 PM
Space Weather Message Code: ALTK08
Serial Number: 23
Issue Time: 2017 Sep 07 2350 UTC
With K-index of 8 report from NOAA there it may be possible to see the Aurora Borealis here - trick is dark sight like San Luis Reservoir, Lake Berryessa...

ALERT: Geomagnetic K-index of 8
Threshold Reached: 2017 Sep 07 2350 UTC
Synoptic Period: 2100-2400 UTC
 
Active Warning: Yes
NOAA Scale: G4 - Severe