Sunspot region AR13520
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/12/13 | 11 | 210 | CAO | N10W34 | |
| 2023/12/14 | 1 | 120 | HSX | N12W44 | |
| 2023/12/15 | 4 | 60 | CSO | N11W59 | |
| 2023/12/16 | 5 | 80 | CSO | N08W73 | |
| 2023/12/17 | 3 | 40 | CSO | N10W86 | |
| 2023/12/18 | 3 | 40 | CSO | N10W0* |
2023/12/13
2023/12/14
2023/12/15
2023/12/16
2023/12/17
2023/12/18
|
2023/12/13
2023/12/14
2023/12/15
2023/12/16
2023/12/17
2023/12/18
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 13520
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.7 | 2023/12/17 | 04:37 | 04:45 | 04:53 |
Latest news
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Tuesday, 8 October 2024
Double X-flares, glancing blow possible
Latest forum messages
AR 13869 164"Sorry, you have been blocked" 4AR 13883 96New satellites - Proba-3, PUNCH, SWFO-L1, GOES-U/19 19Incoming & Unnumbered Active Regions 1182
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Space weather facts
| Last X-flare | 2024/10/31 | X2.0 |
| Last M-flare | 2024/11/05 | M2.6 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| November 2024 | 215.8 +74.4 |
| Last 30 days | 161.1 +7.2 |