Sunspot region AR12621
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2016/12/27 | 3 | 10 | BXO | N11W45 | |
| 2016/12/28 | 4 | 30 | CRO | N10W61 | |
| 2016/12/29 | 4 | 10 | BXO | N10W74 |
2016/12/27
2016/12/28
2016/12/29
|
2016/12/27
2016/12/28
2016/12/29
|
| B | C |
|---|---|
| 7 | 1 |
The top 8 solar flares from sunspot region 12621
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.14 | 2016/12/26 | 20:56 | 21:01 | 21:05 | |
| 2 | B4.18 | 2016/12/26 | 23:25 | 23:29 | 23:32 | |
| 3 | B3.82 | 2016/12/27 | 08:20 | 08:46 | 08:58 | |
| 4 | B3.72 | 2016/12/26 | 18:47 | 18:52 | 18:58 | |
| 5 | B3.65 | 2016/12/26 | 21:58 | 22:02 | 22:27 | |
| 6 | B2.61 | 2016/12/30 | 12:22 | 12:29 | 12:39 | |
| 7 | B1.78 | 2016/12/27 | 10:04 | 10:12 | 10:18 | |
| 8 | B1.62 | 2016/12/27 | 12:33 | 12:38 | 12:42 |
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Space weather facts
| Last X-flare | 2024/05/15 | X2.9 |
| Last M-flare | 2024/05/16 | M1.0 |
| Last geomagnetic storm | 2024/05/13 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| May 2024 | 153.1 +16.6 |
| Last 30 days | 175.9 +69.7 |