Sunspot region AR12597
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2016/09/24 | 6 | 30 | CAO | S13W00 | |
| 2016/09/25 | 12 | 120 | DSC | S13W13 | |
| 2016/09/26 | 8 | 60 | DAO | S13W25 | |
| 2016/09/27 | 13 | 70 | DAC | S14W40 | |
| 2016/09/28 | 11 | 110 | DAO | S14W52 | |
| 2016/09/29 | 10 | 100 | DAO | S14W66 | |
| 2016/09/30 | 7 | 100 | CAO | S14W80 | |
| 2016/10/01 | 2 | 60 | HSX | S14W91 | |
| 2016/10/02 | 2 | 60 | HSX | S14W0* |
2016/09/24
2016/09/25
2016/09/26
2016/09/27
2016/09/28
2016/09/29
2016/09/30
2016/10/01
|
2016/09/24
2016/09/25
2016/09/26
2016/09/27
2016/09/28
2016/09/29
2016/09/30
2016/10/01
|
| B | C |
|---|---|
| 14 | 3 |
The top 10 solar flares from sunspot region 12597
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.84 | 2016/09/25 | 19:05 | 19:14 | 19:21 | |
| 2 | C1.44 | 2016/09/27 | 07:33 | 07:48 | 08:05 | |
| 3 | C1.02 | 2016/09/28 | 17:02 | 17:07 | 17:12 | |
| 4 | B9.42 | 2016/09/24 | 18:10 | 18:16 | 18:21 | |
| 5 | B9.1 | 2016/09/27 | 17:57 | 18:03 | 18:06 | |
| 6 | B6.81 | 2016/09/25 | 23:25 | 23:37 | 23:49 | |
| 7 | B6.69 | 2016/09/26 | 06:43 | 06:46 | 06:48 | |
| 8 | B6.18 | 2016/09/28 | 17:43 | 17:46 | 17:49 | |
| 9 | B5.7 | 2016/09/27 | 09:51 | 09:58 | 10:09 | |
| 10 | B5.59 | 2016/09/26 | 03:53 | 03:59 | 04:08 |
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 | 2026/03/26 | M4.0 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| 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 | 80.2 +2 |
| Last 30 days | 77.8 -4.5 |