| Observatory | K-Index | H1 (High) |
H2 (Low) |
Delta H (nT) |
D1 (High) |
D2 (Low) |
Delta D (arc min) |
|---|---|---|---|---|---|---|---|
| Newport, WA | 0 | 18117.5830 | 18116.4140 | 1.1690 | 853.8220 | 853.4960 | 0.3260 |
| Boulder, CO | 0 | 20691.0260 | 20690.2230 | 0.8030 | 471.3530 | 471.2770 | 0.0760 |
| Fredericksburg, VA | 0 | 21747.4440 | 21746.9670 | 0.4770 | -633.0990 | -633.1820 | 0.0830 |
| Stennis Space Center, MS | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Barrow, AK | 4 | 9357.6870 | 9314.0810 | 43.6060 | 620.5600 | 614.1530 | 6.4070 |
| College (Fairbanks), AK | 1 | 12735.2620 | 12725.6560 | 9.6060 | 910.0940 | 908.6910 | 1.4030 |
| Fresno, CA | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Honolulu, HI | 0 | 27018.6640 | 27018.5130 | 0.1510 | 572.8500 | 572.7790 | 0.0710 |
| San Juan, PR | 0 | 27119.3160 | 27119.0540 | 0.2620 | -807.9560 | -807.9750 | 0.0190 |
| Tucson, AZ | 0 | 23945.3940 | 23944.8260 | 0.5680 | 510.7750 | 510.6490 | 0.1260 |
| Shumagin Islands, AK | 0 | 19758.1550 | 19756.3020 | 1.8530 | 1822.1010 | 1821.8470 | 0.2540 |
| Guam, Marianas Islands | 0 | 35999.5350 | 35998.5240 | 1.0110 | 25.9120 | 25.6840 | 0.2280 |
| Vieques, PR | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Standard Deviation | - | - | - | 12.8327 | - | - | 1.8758 |