Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
1997/07/18 | 1 | 0 | AXX | N23E66 | |
1997/07/19 | 1 | 0 | AXX | N23E52 | |
1997/07/24 | 7 | 30 | DRO | N27W09 | |
1997/07/26 | 6 | 20 | BXO | N28W37 | |
1997/07/27 | 3 | 10 | AXX | N28W52 | |
1997/07/28 | 2 | 10 | AXX | N28W65 |
B | C |
---|---|
2 | 1 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | C1.24 | 1997/07/27 | 03:25 | 03:33 | 03:39 | |
2 | B3.53 | 1997/07/27 | 08:10 | 08:16 | 08:22 | |
3 | B3.51 | 1997/07/24 | 06:51 | 06:57 | 07:11 |
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Last X-flare | 2024/10/31 | X2.03 |
Last M-flare | 2024/11/05 | M4.1 |
Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
September 2024 | 141.4 -74.1 |
November 2024 | 215.8 +74.4 |
Last 30 days | 161.1 +7.2 |