| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| solar flare early 1900s | 1.08 | 0.3 | 9026 | 32 | 23 |
| solar | 1.39 | 0.7 | 4595 | 100 | 5 |
| flare | 0.59 | 0.1 | 6076 | 99 | 5 |
| early | 1.48 | 0.9 | 7751 | 52 | 5 |
| 1900s | 1.16 | 0.7 | 65 | 8 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| solar flare early 1900s | 0.41 | 0.7 | 9999 | 48 |
| early 1900 solar flare emp | 1.54 | 0.5 | 732 | 26 |
| solar flare in the 1800s | 0.2 | 1 | 1123 | 56 |
| solar flare events in history | 0.2 | 0.6 | 7242 | 85 |
| solar flare history timeline | 1.12 | 0.7 | 1459 | 20 |
| solar flare event 1800s | 0.63 | 0.6 | 3648 | 55 |
| when was the solar flare | 0.17 | 0.6 | 8330 | 74 |
| solar flare historical events | 1.21 | 0.9 | 1194 | 71 |
| solar flare history earth | 0.34 | 0.5 | 8886 | 25 |
| worst solar flare in history | 1.24 | 1 | 5453 | 68 |
| solar flare history chart | 1.18 | 0.2 | 3881 | 77 |
| worst solar flare 1850 | 0.75 | 0.1 | 1197 | 82 |
| history of solar flares | 0.1 | 0.7 | 4673 | 15 |
| first recorded solar flare | 1.25 | 1 | 1370 | 18 |
| historical solar flare chart | 0.25 | 0.8 | 8305 | 83 |
| biggest solar flare in history | 0.23 | 0.1 | 3922 | 40 |
| massive solar flare in past | 0.75 | 0.6 | 7492 | 80 |
| when was the most recent solar flare | 0.15 | 0.2 | 755 | 81 |
| solar flares historical data | 0.21 | 0.3 | 9694 | 47 |
| largest solar flare in history | 1.56 | 0.2 | 1238 | 43 |
| when did the solar flare hit earth | 0.2 | 0.3 | 2958 | 83 |
