:Product: Geomagnetic Data 7day_AK.txt :Issued: 1029 UTC 20 Sep 2011 # # 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 #------------------------------------------------------------------------------- 2011 Sep 13 Boulder N49 W 42 15 4 4 4 3 2 2 2 2 Chambon-la-foret N-- E--- 13 4 4 3 2 2 1 2 2 College N65 W102 28 4 5 6 4 4 1 2 2 Fredericksburg N38 W 78 11 3 4 3 2 2 1 1 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) 17 4 4 4 3 2 1 1 3 Wingst N54 E 95 20 4 5 4 3 3 1 2 3 2011 Sep 14 Boulder N49 W 42 6 2 2 1 2 2 2 2 2 Chambon-la-foret N-- E--- 9 1 1 1 2 1 1 1 2 College N65 W102 6 2 2 2 2 2 1 1 1 Fredericksburg N38 W 78 5 3 0 1 2 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) 4 2 1 1 1 1 1 1 2 Wingst N54 E 95 6 2 1 1 2 2 2 2 2 2011 Sep 15 Boulder N49 W 42 7 1 3 2 1 2 2 2 2 Chambon-la-foret N-- E--- 10 2 1 1 2 2 1 2 2 College N65 W102 4 1 1 2 1 1 1 1 1 Fredericksburg N38 W 78 4 1 1 1 1 1 1 2 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) 5 1 2 1 1 1 1 2 2 Wingst N54 E 95 7 2 1 1 2 2 2 2 3 2011 Sep 16 Boulder N49 W 42 3 1 1 0 1 2 2 1 1 Chambon-la-foret N-- E--- 7 0 1 1 1 1 0 1 1 College N65 W102 1 1 0 0 0 0 1 0 0 Fredericksburg N38 W 78 2 0 0 0 1 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) 2 1 0 0 0 1 1 0 1 Wingst N54 E 95 3 0 1 1 1 1 1 1 2 2011 Sep 17 Boulder N49 W 42 21 1 3 4 4 4 5 3 2 Chambon-la-foret N-- E--- 50 1 2 4 5 5 5 4 3 College N65 W102 57 1 2 4 6 7 7 5 2 Fredericksburg N38 W 78 14 0 3 3 3 4 3 3 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) 32 0 3 3 4 6 6 4 3 Wingst N54 E 95 32 0 2 4 5 5 5 5 4 2011 Sep 18 Boulder N49 W 42 6 2 2 0 2 2 2 1 3 Chambon-la-foret N-- E--- 9 2 1 1 2 2 1 1 2 College N65 W102 10 2 2 0 4 4 1 0 2 Fredericksburg N38 W 78 5 2 1 0 2 2 1 1 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) 5 2 1 0 1 2 1 1 3 Wingst N54 E 95 6 2 1 1 2 3 1 1 2 2011 Sep 19 Boulder N49 W 42 2 0 0 1 0 1 2 1 1 Chambon-la-foret N-- E--- -1 0 1 -1 -1 -1 -1 -1 -1 College N65 W102 1 0 0 0 0 0 1 1 0 Fredericksburg N38 W 78 2 0 0 1 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) 3 1 0 1 0 1 1 1 1 Wingst N54 E 95 -1 -1 -1 -1 -1 -1 -1 -1 -1