Sunspot region AR10664
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2004/08/21 | 9 | 30 | DAO | S11E40 | |
| 2004/08/22 | 19 | 90 | DAO | S10E25 | |
| 2004/08/23 | 22 | 100 | DAO | S10E12 | |
| 2004/08/24 | 17 | 120 | ESO | S11W03 | |
| 2004/08/25 | 17 | 140 | ESO | S11W16 | |
| 2004/08/26 | 11 | 110 | ESO | S11W29 | |
| 2004/08/27 | 8 | 120 | DAO | S11W42 | |
| 2004/08/28 | 1 | 90 | HSX | S11W58 | |
| 2004/08/29 | 1 | 90 | HSX | S11W73 | |
| 2004/08/30 | 1 | 60 | HSX | S11W85 |
| B |
|---|
| 4 |
The top 4 solar flares from sunspot region 10664
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B6.59 | 2004/08/29 | 07:55 | 08:03 | 08:10 | |
| 2 | B4.94 | 2004/08/22 | 22:15 | 22:19 | 22:21 | |
| 3 | B2.68 | 2004/08/27 | 15:04 | 15:06 | 15:07 | |
| 4 | B2.34 | 2004/08/29 | 00:59 | 01:04 | 01:08 |
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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 | 2024/05/16 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| May 2024 | 156.6 +20.1 |
| Last 30 days | 177 +70.8 |