Sunspot region AR11301
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/09/19 | 2 | 60 | DSO | N21E77 | |
| 2011/09/20 | 5 | 110 | DAO | N20E63 | |
| 2011/09/21 | 7 | 130 | DSO | N19E52 | |
| 2011/09/22 | 10 | 210 | ESO | N20E41 | |
| 2011/09/23 | 12 | 120 | ESO | N19E29 | |
| 2011/09/24 | 14 | 110 | DSO | N20E13 | |
| 2011/09/25 | 16 | 90 | FSO | N18W01 | |
| 2011/09/26 | 18 | 90 | ESI | N18W13 | |
| 2011/09/27 | 15 | 40 | CSO | N17W23 | |
| 2011/09/28 | 1 | 20 | HSX | N18W36 | |
| 2011/09/29 | 8 | 30 | CRO | N18W51 | |
| 2011/09/30 | 1 | 20 | HSX | N16W64 | |
| 2011/10/01 | 1 | 20 | HSX | N16W76 |
| C |
|---|
| 8 |
The top 8 solar flares from sunspot region 11301
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C9.96 | 2011/09/19 | 15:35 | 15:41 | 15:47 | |
| 2 | C5.58 | 2011/09/21 | 11:17 | 11:24 | 11:28 | |
| 3 | C4.24 | 2011/09/18 | 07:32 | 07:35 | 07:37 | |
| 4 | C3.98 | 2011/09/21 | 00:55 | 01:07 | 01:14 | |
| 5 | C3.58 | 2011/09/20 | 12:44 | 13:53 | 14:22 | |
| 6 | C2.91 | 2011/09/20 | 06:44 | 06:56 | 07:00 | |
| 7 | C2.55 | 2011/09/20 | 12:28 | 12:34 | 12:38 | |
| 8 | C1.93 | 2011/09/19 | 18:34 | 18:47 | 18:54 |
Latest news
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Space weather facts
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| Last M-flare | 2026/02/03 | M7.3 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 114 -10 |
| Last 30 days | 118.1 +6.2 |