Sunspot region AR11865
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/10/09 | 2 | 60 | CAO | S20E73 | |
| 2013/10/10 | 5 | 210 | DAO | S21E58 | |
| 2013/10/11 | 15 | 220 | DAI | S22E45 | |
| 2013/10/12 | 14 | 220 | DAO | S22E32 | |
| 2013/10/13 | 20 | 200 | DAO | S22E19 | |
| 2013/10/14 | 16 | 270 | DKC | S22E06 | |
| 2013/10/15 | 10 | 120 | CAI | S22W08 | |
| 2013/10/16 | 11 | 90 | DAO | S21W21 | |
| 2013/10/17 | 3 | 50 | DSO | S22W37 | |
| 2013/10/18 | 4 | 10 | BXO | S21W50 |
2013/10/09
2013/10/10
2013/10/11
2013/10/12
2013/10/13
2013/10/14
2013/10/15
2013/10/16
2013/10/17
2013/10/18
|
2013/10/09
2013/10/10
2013/10/11
2013/10/12
2013/10/13
2013/10/14
2013/10/15
2013/10/16
2013/10/17
2013/10/18
|
| C | M |
|---|---|
| 13 | 7 |
The top 10 solar flares from sunspot region 11865
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M4.06 | 2013/10/09 | 01:23 | 01:48 | 01:56 | |
| 2 | M2.57 | 2013/10/15 | 08:26 | 08:38 | 08:48 | |
| 3 | M2.43 | 2013/10/13 | 00:12 | 00:43 | 01:05 | |
| 4 | M2 | 2013/10/15 | 23:31 | 23:36 | 23:41 | |
| 5 | M1.36 | 2013/10/15 | 05:04 | 05:07 | 05:10 | |
| 6 | M1.28 | 2013/10/16 | 14:26 | 14:32 | 14:40 | |
| 7 | M1.14 | 2013/10/14 | 12:56 | 13:15 | 13:36 | |
| 8 | C9.4 | 2013/10/15 | 15:22 | 15:36 | 15:49 | |
| 9 | C8.96 | 2013/10/11 | 12:14 | 12:28 | 12:47 | |
| 10 | C6.27 | 2013/10/15 | 14:37 | 14:57 | 15:09 |
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
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| October 2025 | 140.1 +10.3 |
| Last 30 days | 131.3 -1.2 |