Solar Flare Watch1997: sunspot number and solar flux
| Month | Sunspot number | F10.7 flux |
|---|---|---|
| January | 8.7 | – |
| February | 11.3 | – |
| March | 13.7 | – |
| April | 24.5 | – |
| May | 29.6 | – |
| June | 22.1 | – |
| July | 17.0 | – |
| August | 36.1 | – |
| September | 59.3 | – |
| October | 33.6 | – |
| November | 53.5 | – |
| December | 58.3 | – |
About this page
Monthly sunspot number and 10.7 cm solar radio flux in 1997, from NOAA SWPC solar-cycle data.