Sunspot region AR8642
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/07/22 | 3 | 20 | BXO | S18E65 | |
| 1999/07/23 | 4 | 40 | DSO | S18E51 | |
| 1999/07/24 | 5 | 60 | CSO | S18E38 | |
| 1999/07/25 | 7 | 30 | BXO | S18E25 | |
| 1999/07/26 | 5 | 20 | BXO | S18E11 | |
| 1999/07/29 | 2 | 10 | AXX | S23W27 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 8642
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.49 | 1999/07/21 | 14:30 | 14:37 | 14:42 |
Latest news
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Latest forum messages
Filaments and prominences 532AR 13901 111Strong far side CME 225AR 13903 1Incoming & Unnumbered Active Regions 1246
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 156.1 +4.7 |