:Product: Geomagnetic Data 7day_AK.txt :Issued: 2133 UTC 18 Oct 2021 # # Prepared by the U.S. Dept. of Commerce, NOAA, Space Weather Prediction Center # Please send comments and suggestions to SWPC.Webmaster@noaa.gov # Updated every hour beginning at 0029 UTC. # Values shown as reported, SEC does not verify accuracy. # Missing Data: -1 # # Geomagnetic A and K indices from the U.S. Geological Survey Stations # # Geomagnetic # Dipole A ------------- 3 Hourly K Indices -------------- # Station Lat Long Index 00-03 03-06 06-09 09-12 12-15 15-18 18-21 21-24 #------------------------------------------------------------------------------- 2021 Oct 11 Boulder N49 W 42 19 3 3 4 4 4 2 2 4 Chambon-la-foret N-- E--- -1 -1 -1 -1 -1 -1 -1 -1 -1 College N65 W102 23 2 3 5 5 5 2 1 2 Fredericksburg N38 W 78 15 3 3 4 3 2 1 2 4 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 13 3 3 3 2 2 1 3 3 Wingst N54 E 95 -1 -1 -1 -1 -1 -1 -1 -1 -1 2021 Oct 12 Boulder N49 W 42 47 4 6 6 6 5 4 3 3 Chambon-la-foret N-- E--- -1 -1 -1 -1 -1 -1 -1 -1 -1 College N65 W102 60 4 5 6 7 6 6 3 2 Fredericksburg N38 W 78 32 4 6 4 5 4 3 3 3 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 45 5 6 4 6 4 4 3 3 Wingst N54 E 95 -1 -1 -1 -1 -1 -1 -1 -1 -1 2021 Oct 13 Boulder N49 W 42 6 3 2 2 1 1 2 1 0 Chambon-la-foret N-- E--- -1 -1 -1 -1 -1 -1 -1 -1 -1 College N65 W102 6 2 1 2 3 3 1 0 0 Fredericksburg N38 W 78 5 3 2 2 0 1 1 1 0 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 6 3 2 2 0 1 1 0 0 Wingst N54 E 95 -1 -1 -1 -1 -1 -1 -1 -1 -1 2021 Oct 14 Boulder N49 W 42 8 2 2 2 3 2 2 2 1 Chambon-la-foret N-- E--- -1 -1 -1 -1 -1 -1 -1 -1 -1 College N65 W102 11 1 1 2 4 4 3 1 1 Fredericksburg N38 W 78 6 2 2 2 2 1 1 2 1 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 7 2 2 1 2 1 2 2 2 Wingst N54 E 95 -1 -1 -1 -1 -1 -1 -1 -1 -1 2021 Oct 15 Boulder N49 W 42 9 -1 3 3 3 1 1 1 2 Chambon-la-foret N-- E--- -1 -1 -1 -1 -1 -1 -1 -1 -1 College N65 W102 15 -1 2 5 5 0 0 0 0 Fredericksburg N38 W 78 4 -1 2 2 2 0 1 0 2 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 6 2 2 2 2 0 0 1 2 Wingst N54 E 95 -1 -1 -1 -1 -1 -1 -1 -1 -1 2021 Oct 16 Boulder N49 W 42 3 -1 -1 -1 -1 -1 -1 1 1 Chambon-la-foret N-- E--- -1 -1 -1 -1 -1 -1 -1 -1 -1 College N65 W102 0 -1 -1 -1 -1 -1 -1 0 0 Fredericksburg N38 W 78 3 -1 -1 -1 -1 -1 -1 1 1 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 6 3 2 1 2 0 2 1 1 Wingst N54 E 95 -1 -1 -1 -1 -1 -1 -1 -1 -1 2021 Oct 17 Boulder N49 W 42 -1 -1 -1 -1 -1 -1 -1 -1 -1 Chambon-la-foret N-- E--- -1 -1 -1 -1 -1 -1 -1 -1 -1 College N65 W102 -1 -1 -1 -1 -1 -1 -1 -1 -1 Fredericksburg N38 W 78 -1 -1 -1 -1 -1 -1 -1 -1 -1 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 10 0 1 1 3 2 2 4 3 Wingst N54 E 95 -1 -1 -1 -1 -1 -1 -1 -1 -1