Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
2009/12/15 | 4 | 20 | BXO | N31E07 | |
2009/12/16 | 16 | 120 | DAI | N30W05 | |
2009/12/17 | 20 | 140 | EAC | N30W18 | |
2009/12/18 | 14 | 210 | EAC | N30W32 | |
2009/12/19 | 10 | 310 | ESI | N30W45 | |
2009/12/20 | 8 | 220 | EHO | N30W56 | |
2009/12/21 | 4 | 310 | EHO | N31W70 | |
2009/12/22 | 2 | 90 | FSO | N31W85 |
B | C | M |
---|---|---|
20 | 6 | 1 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | M1.08 | 2009/12/18 | 18:48 | 18:55 | 18:58 | |
2 | C7.57 | 2009/12/16 | 01:02 | 01:24 | 01:35 | |
3 | C5.29 | 2009/12/16 | 12:36 | 13:02 | 13:20 | |
4 | C4.3 | 2009/12/19 | 00:10 | 00:14 | 00:17 | |
5 | C1.38 | 2009/12/17 | 15:01 | 15:13 | 15:17 | |
6 | C1.31 | 2009/12/19 | 01:36 | 01:53 | 01:55 | |
7 | C1.23 | 2009/12/16 | 08:34 | 08:37 | 08:39 | |
8 | B8.06 | 2009/12/18 | 02:04 | 02:13 | 02:17 | |
9 | B7.7 | 2009/12/18 | 18:20 | 18:27 | 18:30 | |
10 | B7.37 | 2009/12/18 | 16:10 | 16:23 | 16:31 |
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Last X-flare | 2024/12/08 | X2.2 |
Last M-flare | 2024/12/21 | M1.9 |
Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
November 2024 | 152.5 -13.9 |
December 2024 | 103.3 -49.2 |
Last 30 days | 115.4 -40.8 |