Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
1999/02/13 | 1 | 70 | EAO | N19E64 | |
1999/02/14 | 4 | 160 | ESO | N21E55 | |
1999/02/15 | 7 | 90 | CSO | N20E42 | |
1999/02/16 | 6 | 90 | CSO | N20E28 | |
1999/02/17 | 7 | 80 | CSO | N19E15 | |
1999/02/18 | 7 | 70 | DSO | N20E02 | |
1999/02/19 | 10 | 70 | CSO | N18W11 | |
1999/02/20 | 6 | 50 | CSO | N18W26 | |
1999/02/21 | 3 | 30 | CSO | N18W40 | |
1999/02/22 | 3 | 20 | CSO | N18W53 | |
1999/02/23 | 1 | 0 | AXX | N18W65 |
C | M |
---|---|
3 | 1 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | M1.35 | 1999/02/16 | 23:56 | 00:03 | 00:07 | |
2 | C3.44 | 1999/02/15 | 18:31 | 18:37 | 18:40 | |
3 | C1.53 | 1999/02/19 | 07:28 | 07:33 | 07:36 | |
4 | C1.12 | 1999/02/18 | 23:53 | 00:05 | 00:07 |
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Last X-flare | 2024/11/06 | X2.39 |
Last M-flare | 2024/11/13 | M1.7 |
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 | 166 -0.4 |
Last 30 days | 163.2 +18.4 |