GEOMAGNETIC/SOLAR FIELDS
The geomagnetic field saw quiet conditions today. The AP level was 2. High latitude geomagnetic field also saw quiet conditions with AP at 1.
The geomagnetic field is expected to see quiet September 21; unsettled September 22 with minor storms September 23.
Solar activity is expected to be at quiet conditions September 21-23, 2018 with a slight chance (1%) of an M-class flare.
SOLAR FLARE ACTIVITY
Flare # START MAX END CLASS DATE Flux (Jm-2)
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SWPC reported no solar flares of B- or higher class on September 20, 2018.
AP INDICIES
MARCH 2018
DATE: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
AP: 6 4 6 6 5 5 4 4 12 12 6 3 4 9 15
DATE: 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
AP: 20 13 25 16 8 4 7 17 9 17 12 9 3 4 5 7
APRIL 2018
DATE: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
AP: 5 5 4 5 9 4 5 5 11 18 14 9 9 6 6
DATE: 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
AP: 3 4 6 3 47 12 5 6 5 5 4 6 4 4 6
MAY 2018
DATE: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
AP: 3 4 4 4 20 31 17 14 16 12 16 10 8 5 4
DATE: 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
AP: 4 10 4 3 3 3 6 9 4 3 4 4 4 4 4 12
JUNE 2018
DATE: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
AP: 26 17 9 5 6 7 6 4 4 4 4 4 5 5 4
DATE: 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
AP: 3 5 19 6 5 3 4 16 7 12 20 7 5 4 4
JULY 2018
DATE: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
AP: 3 3 4 5 17 7 5 4 3 7 8 8 6 5 4
DATE: 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
AP: 9 9 4 4 7 11 5 4 17 9 4 4 5 5 5 6
AUGUST 2018
DATE: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
AP: 6 6 6 5 4 4 10 5 5 4 11 5 5 4 14
DATE: 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
AP: 11 13 12 8 14 7 6 5 5 11 76 26 10 6 4 5
SEPTEMBER 2018
DATE: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
AP: 5 5 5 9 11 6 5 5 7 21 35 9 17 16 8
DATE: 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
AP: 6 11 6 4 2
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