Sunspot region AR12939
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2022/01/30 | 4 | 120 | CSO | S15E70 | |
| 2022/01/31 | 7 | 280 | DHO | S15E62 | |
| 2022/02/01 | 7 | 500 | DHO | S15E55 | |
| 2022/02/02 | 3 | 300 | DHO | S15E40 | |
| 2022/02/03 | 4 | 260 | DHO | S16E23 | |
| 2022/02/04 | 4 | 220 | DSO | S17E11 | |
| 2022/02/05 | 4 | 200 | CSO | S16W04 | |
| 2022/02/06 | 4 | 200 | CSO | S17W17 | |
| 2022/02/07 | 5 | 180 | CSO | S14W33 | |
| 2022/02/08 | 4 | 160 | CSO | S18W45 | |
| 2022/02/09 | 3 | 180 | CSO | S17W58 | |
| 2022/02/10 | 3 | 160 | CSO | S18W71 | |
| 2022/02/11 | 1 | 120 | HSX | S18W84 | |
| 2022/02/12 | 1 | 120 | HSX | S16W99 |
2022/01/30
2022/01/31
2022/02/01
2022/02/02
2022/02/03
2022/02/04
2022/02/05
2022/02/06
2022/02/07
2022/02/08
2022/02/09
2022/02/10
2022/02/11
2022/02/12
|
2022/01/30
2022/01/31
2022/02/01
2022/02/02
2022/02/03
2022/02/04
2022/02/05
2022/02/06
2022/02/07
2022/02/08
2022/02/09
2022/02/10
2022/02/11
2022/02/12
|
| B | C |
|---|---|
| 7 | 13 |
The top 10 solar flares from sunspot region 12939
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C9.0 | 2022/02/01 | 22:21 | 22:36 | 22:44 | |
| 2 | C7.4 | 2022/01/29 | 16:47 | 16:55 | 17:04 | |
| 3 | C6.1 | 2022/02/01 | 22:44 | 22:51 | 22:57 | |
| 4 | C5.7 | 2022/02/09 | 17:27 | 17:36 | 17:55 | |
| 5 | C5.2 | 2022/02/08 | 21:29 | 21:45 | 21:56 | |
| 6 | C3.1 | 2022/02/06 | 12:52 | 13:41 | 14:41 | |
| 7 | C1.5 | 2022/02/12 | 02:53 | 03:21 | 03:46 | |
| 8 | C1.3 | 2022/01/29 | 13:35 | 13:43 | 13:48 | |
| 9 | C1.3 | 2022/02/07 | 11:01 | 11:08 | 11:12 | |
| 10 | C1.2 | 2022/02/10 | 23:51 | 00:02 | 00:10 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
AR4366 1001Do the high-resolution sunspot counts point to more complex sunspots? 57Current Farside Activity 371Incoming & Unnumbered Active Regions 154Feb 8-9 CMEs 21
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/09 | M2.8 |
| Last geomagnetic storm | 2026/02/05 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 135.3 +22.7 |
| Last 30 days | 127.2 +23.7 |