| Observatory | K-Index | H1 (High) |
H2 (Low) |
Delta H (nT) |
D1 (High) |
D2 (Low) |
Delta D (arc min) |
|---|---|---|---|---|---|---|---|
| Newport, WA | 0 | 18086.2820 | 18081.4030 | 4.8790 | 849.4570 | 848.9120 | 0.5450 |
| Boulder, CO | 0 | 20667.0330 | 20665.6030 | 1.4300 | 468.5530 | 467.9770 | 0.5760 |
| Fredericksburg, VA | 0 | 21729.9880 | 21726.0240 | 3.9640 | -633.2330 | -633.5040 | 0.2710 |
| Stennis Space Center, MS | 0 | 23761.3510 | 23759.3960 | 1.9550 | -108.0580 | -108.3640 | 0.3060 |
| Barrow, AK | 2 | 9408.7650 | 9389.1530 | 19.6120 | 598.2030 | 595.6630 | 2.5400 |
| College (Fairbanks), AK | 1 | 12784.0460 | 12774.2410 | 9.8050 | 895.2050 | 894.0360 | 1.1690 |
| Fresno, CA | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Honolulu, HI | 0 | 26989.6090 | 26988.9030 | 0.7060 | 568.1900 | 568.0630 | 0.1270 |
| San Juan, PR | 0 | 27093.6790 | 27091.5090 | 2.1700 | -812.6760 | -812.7110 | 0.0350 |
| Tucson, AZ | 0 | 23884.7280 | 23884.0130 | 0.7150 | 508.0060 | 507.8260 | 0.1800 |
| Shumagin Islands, AK | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Guam, Marianas Islands | 0 | 36031.2090 | 36029.3980 | 1.8110 | 25.8700 | 25.7600 | 0.1100 |
| Vieques, PR | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Standard Deviation | - | - | - | 5.6019 | - | - | 0.7241 |