Sunspot region AR13172
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2022/12/21 | 1 | 20 | HSX | S35E61 | |
| 2022/12/22 | 2 | 30 | CSO | S34E49 | |
| 2022/12/23 | 3 | 20 | CRO | S35E37 | |
| 2022/12/24 | 2 | 30 | HSX | S35E24 | |
| 2022/12/25 | 4 | 40 | CRO | S37E14 | |
| 2022/12/26 | 4 | 10 | BXO | S35E02 | |
| 2022/12/27 | 2 | 20 | BXO | S36W05 | |
| 2022/12/29 | 4 | 10 | BXO | S35W36 | |
| 2022/12/30 | 1 | 10 | AXX | S25W48 | |
| 2022/12/31 | 1 | 10 | AXX | S35W64 |
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2022/12/31
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| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 13172
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.9 | 2022/12/29 | 14:01 | 14:11 | 14:21 | |
| 2 | C2.9 | 2022/12/29 | 21:07 | 21:21 | 21:31 |
Latest news
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Latest forum messages
Filaments and prominences 517AR 13901 108Incoming & Unnumbered Active Regions 1246Sunspot Latitudes at or near Solar Maximum 76The Rotations of AR 13780 and AR 13902 1
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |