Sunspot region AR12840
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/07/06 | 2 | 10 | BXO | N27W63 | |
| 2021/07/07 | 4 | 10 | BXO | N27W76 | |
| 2021/07/08 | 2 | 10 | BXO | N27W90 | |
| 2021/07/09 | 2 | 10 | BXO | N27W0* |
2021/07/06
2021/07/07
2021/07/08
2021/07/09
|
2021/07/06
2021/07/07
2021/07/08
2021/07/09
|
| B | C |
|---|---|
| 27 | 3 |
The top 10 solar flares from sunspot region 12840
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C7.0 | 2021/07/09 | 10:31 | 10:50 | 10:58 | |
| 2 | C6.0 | 2021/07/09 | 07:30 | 07:55 | 08:03 | |
| 3 | C4.8 | 2021/07/09 | 17:13 | 17:25 | 17:30 | |
| 4 | B8.4 | 2021/07/09 | 14:47 | 14:57 | 15:03 | |
| 5 | B3.9 | 2021/07/09 | 14:20 | 14:38 | 14:47 | |
| 6 | B3.2 | 2021/07/08 | 22:13 | 22:19 | 22:25 | |
| 7 | B2.9 | 2021/07/10 | 01:56 | 02:06 | 02:10 | |
| 8 | B2.8 | 2021/07/08 | 17:33 | 17:45 | 17:53 | |
| 9 | B2.6 | 2021/07/08 | 19:26 | 19:33 | 19:37 | |
| 10 | B2.3 | 2021/07/08 | 21:57 | 22:01 | 22:07 |
Latest news
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Latest forum messages
AR 13901 117Filaments and prominences 537Double Thread Rules 1Strong far side CME 227Incoming & Unnumbered Active Regions 1249
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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 | 142.9 -23.5 |
| Last 30 days | 155.8 +4.5 |