Sunspot region AR8542
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/05/13 | 1 | 30 | HSX | S19E58 | |
| 1999/05/14 | 1 | 30 | HSX | S19E44 | |
| 1999/05/15 | 1 | 70 | HSX | S19E32 | |
| 1999/05/16 | 1 | 40 | HSX | S19E18 | |
| 1999/05/17 | 1 | 30 | HSX | S19E06 | |
| 1999/05/18 | 1 | 40 | HSX | S19W06 | |
| 1999/05/19 | 1 | 30 | HSX | S19W20 | |
| 1999/05/20 | 3 | 30 | CSO | S18W32 | |
| 1999/05/21 | 1 | 30 | HSX | S18W45 | |
| 1999/05/22 | 1 | 30 | HSX | S18W59 | |
| 1999/05/23 | 1 | 30 | HSX | S20W72 | |
| 1999/05/24 | 1 | 10 | AXX | S20W85 |
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
AR 13901 117Filaments and prominences 537Double Thread Rules 1Strong far side CME 227Incoming & Unnumbered Active Regions 1249
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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 | 142.9 -23.5 |
| Last 30 days | 155.8 +4.5 |