| Observatory | K-Index | H1 (High) |
H2 (Low) |
Delta H (nT) |
D1 (High) |
D2 (Low) |
Delta D (arc min) |
|---|---|---|---|---|---|---|---|
| Newport, WA | 0 | 18105.6250 | 18102.8870 | 2.7380 | 849.6600 | 849.4270 | 0.2330 |
| Boulder, CO | 0 | 20690.6220 | 20689.5850 | 1.0370 | 467.1940 | 467.1080 | 0.0860 |
| Fredericksburg, VA | 0 | 21756.6220 | 21755.1200 | 1.5020 | -633.9640 | -634.0950 | 0.1310 |
| Stennis Space Center, MS | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Barrow, AK | 3 | 9282.9800 | 9255.0000 | 27.9800 | 617.3080 | 612.9940 | 4.3140 |
| College (Fairbanks), AK | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Fresno, CA | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Honolulu, HI | 0 | 27035.7550 | 27034.6710 | 1.0840 | 572.9860 | 572.7510 | 0.2350 |
| San Juan, PR | 0 | 27125.6430 | 27125.3430 | 0.3000 | -809.8050 | -809.9380 | 0.1330 |
| Tucson, AZ | 0 | 23936.8120 | 23935.5340 | 1.2780 | 506.9840 | 506.8470 | 0.1370 |
| Shumagin Islands, AK | 0 | 19732.5650 | 19730.9710 | 1.5940 | 1822.4310 | 1822.0380 | 0.3930 |
| Guam, Marianas Islands | 0 | 36010.9600 | 36009.7150 | 1.2450 | 29.3590 | 29.3060 | 0.0530 |
| Vieques, PR | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Standard Deviation | - | - | - | 8.3917 | - | - | 1.3042 |