Solar Flares in April, 2015
9 flares ↑ MAX: M4 ↓ MIN: B2.1
9 flares ↑ MAX: M4 ↓ MIN: B2.1
In April 2015, 9 solar flares were recorded; the strongest was M4 on April 21, 2015. The longest run of consecutive active days was 3 (21 Apr–23 Apr).
Most powerful Solar Flares in April 2015
| Date | Class | Level | Duration |
|---|---|---|---|
| April 21, 2015 | M4 | Moderate level | 11 min |
| April 21, 2015 | M2.3 | Moderate level | 6 min |
| April 21, 2015 | M2.2 | Moderate level | 31 min |
| April 21, 2015 | M2 | Moderate level | 11 min |
| April 21, 2015 | M1.8 | Moderate level | 17 min |
| April 8, 2015 | M1.4 | Moderate level | 2 min |
| April 12, 2015 | M1.2 | Moderate level | 21 min |
| April 22, 2015 | M1.1 | Moderate level | — |
| April 23, 2015 | M1.1 | Moderate level | 36 min |