Sunspot region AR9171
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2000/09/23 | 1 | 40 | HRX | S15E70 | |
| 2000/09/24 | 3 | 50 | CSO | S15E59 | |
| 2000/09/25 | 3 | 80 | DSO | S15E47 | |
| 2000/09/26 | 3 | 80 | CSO | S15E33 | |
| 2000/09/27 | 4 | 70 | CSO | S14E19 | |
| 2000/09/28 | 3 | 50 | HAX | S13E04 | |
| 2000/09/29 | 4 | 50 | CSO | S13W09 | |
| 2000/09/30 | 4 | 40 | CSO | S13W22 | |
| 2000/10/01 | 2 | 20 | HSX | S13W38 | |
| 2000/10/02 | 1 | 20 | HSX | S12W51 | |
| 2000/10/03 | 1 | 10 | HRX | S10W63 | |
| 2000/10/04 | 1 | 0 | AXX | S13W77 |
Latest news
Friday, 7 February 2025
Coronal hole faces Earth, Minor G1 geomagnetic storm watch
Wednesday, 29 January 2025
Double coronal holes face Earth
Thursday, 16 January 2025
Coronal hole faces Earth
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/02/23 | M4.9 |
| Last geomagnetic storm | 2025/02/19 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2025 | 137 -17.5 |
| February 2025 | 151.4 +14.4 |
| Last 30 days | 148.3 -13.8 |