Sunspot region AR12473
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2015/12/22 | 4 | 30 | CSO | S22E79 | |
| 2015/12/23 | 12 | 230 | DAC | S23E62 | |
| 2015/12/24 | 11 | 420 | EKC | S23E49 | |
| 2015/12/25 | 12 | 500 | EKC | S22E35 | |
| 2015/12/26 | 19 | 570 | EKC | S22E22 | |
| 2015/12/27 | 36 | 590 | FKC | S22E09 | |
| 2015/12/28 | 38 | 530 | FHC | S22W05 | |
| 2015/12/29 | 36 | 510 | FHC | S22W19 | |
| 2015/12/30 | 28 | 470 | FHC | S21W33 | |
| 2015/12/31 | 13 | 240 | EAC | S21W47 | |
| 2016/01/01 | 8 | 130 | CAO | S21W60 | |
| 2016/01/02 | 8 | 110 | ESO | S21W73 | |
| 2016/01/03 | 3 | 40 | CAO | S21W89 | |
| 2016/01/04 | 3 | 40 | CAO | S21W0* |
2015/12/22
2015/12/23
2015/12/24
2015/12/25
2015/12/26
2015/12/27
2015/12/28
2015/12/29
2015/12/30
2015/12/31
2016/01/01
2016/01/02
2016/01/03
|
2015/12/22
2015/12/23
2015/12/24
2015/12/25
2015/12/26
2015/12/27
2015/12/28
2015/12/29
2015/12/30
2015/12/31
2016/01/01
2016/01/02
2016/01/03
|
| B | C | M |
|---|---|---|
| 4 | 32 | 8 |
The top 10 solar flares from sunspot region 12473
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M6.75 | 2015/12/23 | 00:23 | 00:40 | 00:52 | |
| 2 | M3.43 | 2016/01/02 | 23:10 | 00:11 | 01:01 | |
| 3 | M2.66 | 2015/12/28 | 11:20 | 12:45 | 14:09 | |
| 4 | M2.43 | 2015/12/22 | 03:15 | 03:34 | 03:48 | |
| 5 | M1.68 | 2015/12/24 | 01:49 | 02:12 | 02:22 | |
| 6 | M1.15 | 2015/12/28 | 00:18 | 00:28 | 00:39 | |
| 7 | M1.12 | 2015/12/26 | 05:01 | 05:10 | 05:23 | |
| 8 | M1.08 | 2015/12/28 | 15:23 | 15:31 | 15:46 | |
| 9 | C9.83 | 2015/12/29 | 10:11 | 10:32 | 10:43 | |
| 10 | C8.87 | 2015/12/21 | 18:08 | 18:27 | 18:42 |
Latest news
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Latest forum messages
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/17 | M1.3 |
| Last geomagnetic storm | 2026/03/14 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 83.1 +4.9 |
| Last 30 days | 60 -62.3 |