Sunspot region AR8488
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/03/15 | 4 | 20 | CSO | S27E37 | |
| 1999/03/16 | 3 | 0 | BXO | S26E22 | |
| 1999/03/17 | 3 | 20 | CSO | S26E09 | |
| 1999/03/18 | 8 | 40 | CSO | S26W04 | |
| 1999/03/19 | 18 | 110 | DSO | S26W17 | |
| 1999/03/20 | 14 | 90 | DAO | S27W30 | |
| 1999/03/21 | 6 | 30 | CSO | S26W44 | |
| 1999/03/22 | 2 | 10 | AXX | S26W58 | |
| 1999/03/23 | 2 | 0 | AXX | S26W72 |
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 13905 47Growth of Cycle 25 760AR13906 16Incoming & Unnumbered Active Regions 1259Coronal mass ejection impact and G4 geomagnetic storm 10 & 11 October 2024 929
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/24 | M1.0 |
| 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 | 144.7 -21.7 |
| Last 30 days | 158.7 +10.9 |