Sunspot region AR12164
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2014/09/12 | 2 | 20 | CRO | S13E28 | |
| 2014/09/13 | 3 | 20 | CRO | S13E14 | |
| 2014/09/14 | 16 | 40 | DSI | S13E02 | |
| 2014/09/15 | 15 | 90 | DAI | S14W13 | |
| 2014/09/16 | 9 | 80 | DAI | S14W26 | |
| 2014/09/17 | 5 | 80 | EAO | S13W40 | |
| 2014/09/18 | 6 | 70 | DAC | S13W53 | |
| 2014/09/19 | 8 | 90 | DAO | S13W66 | |
| 2014/09/20 | 3 | 60 | CAO | S12W81 |
2014/09/12
2014/09/13
2014/09/14
2014/09/15
2014/09/16
2014/09/17
2014/09/18
2014/09/19
2014/09/20
|
2014/09/12
2014/09/13
2014/09/14
2014/09/15
2014/09/16
2014/09/17
2014/09/18
2014/09/19
2014/09/20
|
| C |
|---|
| 8 |
The top 8 solar flares from sunspot region 12164
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.07 | 2014/09/17 | 21:10 | 21:39 | 21:48 | |
| 2 | C3.75 | 2014/09/17 | 03:29 | 03:34 | 03:44 | |
| 3 | C2.64 | 2014/09/16 | 23:51 | 23:58 | 00:08 | |
| 4 | C1.99 | 2014/09/19 | 13:49 | 13:52 | 13:56 | |
| 5 | C1.87 | 2014/09/17 | 01:32 | 01:42 | 01:50 | |
| 6 | C1.73 | 2014/09/17 | 01:05 | 01:10 | 01:14 | |
| 7 | C1.68 | 2014/09/17 | 07:27 | 07:31 | 07:34 | |
| 8 | C1.5 | 2014/09/19 | 17:01 | 17:06 | 17:09 |
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
NuukTórshavn
Oulu, Rovaniemi, Sodankylä, Utsjoki
Reykjavik
Kirkenes, Tromsø, Trondheim
Murmansk
Kiruna, Luleå, Umeå
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| Last X-flare | 2025/02/23 | X2.0 |
| Last M-flare | 2025/03/14 | M1.1 |
| Last geomagnetic storm | 2025/03/14 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| March 2025 | 125.9 -28.7 |
| Last 30 days | 136.5 -20.3 |