Sunspot region AR9172
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2000/09/25 | 1 | 50 | HSX | N12E70 | |
| 2000/09/26 | 6 | 100 | DAO | N12E58 | |
| 2000/09/27 | 9 | 80 | DSO | N12E46 | |
| 2000/09/28 | 6 | 80 | HSX | N12E32 | |
| 2000/09/29 | 3 | 50 | CSO | N12E18 | |
| 2000/09/30 | 5 | 50 | CSO | N12E08 | |
| 2000/10/01 | 3 | 40 | CSO | N13W07 | |
| 2000/10/02 | 1 | 40 | HSX | N14W21 | |
| 2000/10/03 | 1 | 30 | HSX | N15W34 | |
| 2000/10/04 | 1 | 30 | HSX | N14W48 | |
| 2000/10/05 | 1 | 30 | HSX | N13W62 | |
| 2000/10/06 | 1 | 30 | HSX | N12W76 | |
| 2000/10/07 | 1 | 50 | HAX | N15W87 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 9172
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.01 | 2000/10/05 | 06:00 | 06:13 | 06:38 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/16 | M2.4 |
| Last geomagnetic storm | 2026/02/16 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 97.3 -15.3 |
| Last 30 days | 113.3 +2.3 |