Sunspot region AR12546
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2016/05/15 | 1 | 250 | HHX | S07E71 | |
| 2016/05/16 | 3 | 410 | HHX | S07E57 | |
| 2016/05/17 | 2 | 540 | HHX | S07E43 | |
| 2016/05/18 | 5 | 540 | CHO | S07E33 | |
| 2016/05/19 | 2 | 480 | CHO | S07E19 | |
| 2016/05/20 | 4 | 440 | CHO | S07E07 | |
| 2016/05/21 | 9 | 520 | CHO | S07W07 | |
| 2016/05/22 | 7 | 550 | CHO | S07W21 | |
| 2016/05/23 | 5 | 480 | CHO | S07W35 | |
| 2016/05/24 | 3 | 460 | HHX | S07W49 | |
| 2016/05/25 | 1 | 450 | HHX | S07W63 | |
| 2016/05/26 | 1 | 330 | HHX | S07W75 | |
| 2016/05/27 | 1 | 300 | HHX | S07W88 | |
| 2016/05/28 | 1 | 300 | HHX | S07W0* |
2016/05/15
2016/05/16
2016/05/17
2016/05/18
2016/05/19
2016/05/20
2016/05/21
2016/05/22
2016/05/23
2016/05/24
2016/05/25
2016/05/26
2016/05/27
|
2016/05/15
2016/05/16
2016/05/17
2016/05/18
2016/05/19
2016/05/20
2016/05/21
2016/05/22
2016/05/23
2016/05/24
2016/05/25
2016/05/26
2016/05/27
|
| B | C |
|---|---|
| 15 | 5 |
The top 10 solar flares from sunspot region 12546
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.76 | 2016/05/24 | 10:16 | 10:20 | 10:23 | |
| 2 | C1.37 | 2016/05/26 | 13:45 | 13:51 | 13:57 | |
| 3 | C1.36 | 2016/05/21 | 13:55 | 14:00 | 14:07 | |
| 4 | C1.28 | 2016/05/24 | 08:31 | 08:36 | 08:40 | |
| 5 | C1.26 | 2016/05/24 | 20:49 | 21:07 | 21:10 | |
| 6 | B9.39 | 2016/05/21 | 10:56 | 11:00 | 11:03 | |
| 7 | B8.43 | 2016/05/22 | 09:12 | 09:21 | 09:28 | |
| 8 | B7.47 | 2016/05/21 | 08:43 | 08:46 | 08:50 | |
| 9 | B6.58 | 2016/05/24 | 08:19 | 08:24 | 08:28 | |
| 10 | B6.29 | 2016/05/20 | 12:19 | 12:23 | 12:28 |
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 117.9 -6.1 |
| Last 30 days | 121.4 +11.9 |