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Geomagnetic and Solar Indices -- Updated Oct 25 1243 UTC
Geomagnetic Indices
Station October 24
3-hour K-indices
A-index October 25
3-hour K-indices
Running
A-index
  00-03 03-06 06-09 09-12 12-15 15-18 18-21 21-24   00-03 03-06 06-09 09-12 12-15 15-18 18-21 21-24  
Fredericksburg 2 1 1 3 3 3 2 1 9 3 2 2 2 * * * * 10
Boulder 2 1 2 3 3 4 2 3 12 3 2 2 2 * * * * 13
College 2 1 3 4 4 5 2 2 18 2 2 2 4 * * * * 17
Planetary 3 1 2 2 2 4 2 2 11 3 2 2 2 * * * * 12

Solar Radio Flux
Oct 25
Station / CMP
245 410 610 1415 2695 4995 8800 15400
Learmonth / 0500 UTC 23 53 78 145 219 315 344 604
San Vito / 1200 UTC 26 42 * 163 220 336 466 582
Sagamore Hill / 1700 UTC * * * * * * * *
Palehua / 2300 UTC * * * * * * * *
Penticton 10.7cm (2800 MHz) Morning     * Noon     * Afternoon     *

CMP = Central Meridian Passage, time of measurement near local noon


Daily Solar Indices
  Penticton 10.7cm Solar Radio Flux (2800 MHz) GOES X-ray
  Morning 1800 UTC Noon 2000 UTC Afternoon 2200 UTC 90 Day Mean background flux
Oct 24 222 218 268 139 C1.6

  SWO Sunspot
Number
Sunspot Area
10E-6 Hemis.
New Regions Spotted Regions X-ray Events
C / M / X
Optical Flares
S / 1 / 2 / 3 / 4
Radio Bursts
10 cm tenflares
Radio Sweeps
Type II / IV
Oct 25 114 2670 0 6 3/0/0 4/1/0/0/0 0 0/0
Oct 24 147 2820 2 7 5/1/1 10/0/0/1/0 2 1/1

Related online data
Daily Geomagnetic Indices last 30 days current quarter since 1994
Daily Solar Indices last 30 days current quarter since 1994
Available A and K indices last 2 days last 7 days last 2 years
Noon Solar Radio Flux Values last 2 days last 7 days last 45 days
Solar Event Reports Today or Yesterday last 60 days last 3 years
Radio Burst Event Reports last 45 days    

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