| Observatory | K-Index | H1 (High) |
H2 (Low) |
Delta H (nT) |
D1 (High) |
D2 (Low) |
Delta D (arc min) |
|---|---|---|---|---|---|---|---|
| Newport, WA | 0 | 18079.9090 | 18078.9630 | 0.9460 | 848.8960 | 848.7440 | 0.1520 |
| Boulder, CO | 0 | 20674.9090 | 20674.4580 | 0.4510 | 466.4070 | 466.3290 | 0.0780 |
| Fredericksburg, VA | 0 | 21750.8890 | 21750.2980 | 0.5910 | -632.6330 | -632.7040 | 0.0710 |
| Stennis Space Center, MS | 0 | 23782.3490 | 23781.9730 | 0.3760 | -108.8580 | -109.0340 | 0.1760 |
| Barrow, AK | 1 | 9316.7220 | 9309.2630 | 7.4590 | 598.3150 | 594.6950 | 3.6200 |
| College (Fairbanks), AK | 1 | 12724.4900 | 12718.7030 | 5.7870 | 893.9640 | 893.7320 | 0.2320 |
| Fresno, CA | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Honolulu, HI | 0 | 27014.1860 | 27013.9050 | 0.2810 | 572.1140 | 571.9250 | 0.1890 |
| San Juan, PR | 0 | 27113.1790 | 27112.6860 | 0.4930 | -812.3990 | -812.4340 | 0.0350 |
| Tucson, AZ | 0 | 23900.8080 | 23900.4570 | 0.3510 | 506.2380 | 506.1880 | 0.0500 |
| Shumagin Islands, AK | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Guam, Marianas Islands | 0 | 36013.2880 | 36011.4480 | 1.8400 | 26.7810 | 26.7730 | 0.0080 |
| Vieques, PR | No Data | No Data | No Data | No Data | No Data | No Data | No Data |
| Standard Deviation | - | - | - | 2.4504 | - | - | 1.0553 |