Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
1999/05/09 | 9 | 130 | ESO | N22E67 | |
1999/05/10 | 20 | 190 | EAI | N22E53 | |
1999/05/11 | 24 | 230 | EAI | N22E38 | |
1999/05/12 | 23 | 170 | FAC | N22E25 | |
1999/05/13 | 22 | 130 | ESO | N21E13 | |
1999/05/14 | 18 | 90 | ESO | N21W01 | |
1999/05/15 | 15 | 80 | ESO | N21W14 | |
1999/05/16 | 27 | 100 | ESO | N21W26 | |
1999/05/17 | 19 | 130 | EAO | N20W39 | |
1999/05/18 | 15 | 230 | EAO | N21W53 | |
1999/05/19 | 11 | 180 | DAO | N20W65 | |
1999/05/20 | 5 | 90 | DAO | N21W78 |
C | M |
---|---|
12 | 2 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | M1.64 | 1999/05/09 | 00:36 | 00:47 | 00:58 | |
2 | M1.46 | 1999/05/16 | 22:25 | 22:33 | 22:37 | |
3 | C8.91 | 1999/05/17 | 17:00 | 17:07 | 17:13 | |
4 | C6.06 | 1999/05/08 | 14:01 | 14:08 | 14:14 | |
5 | C4.1 | 1999/05/09 | 02:51 | 02:57 | 03:03 | |
6 | C3.11 | 1999/05/11 | 20:38 | 20:41 | 20:45 | |
7 | C2.97 | 1999/05/11 | 09:29 | 09:35 | 09:44 | |
8 | C2.77 | 1999/05/10 | 12:50 | 13:08 | 13:14 | |
9 | C2.47 | 1999/05/10 | 15:44 | 15:57 | 16:01 | |
10 | C2.36 | 1999/05/17 | 20:01 | 20:16 | 20:21 |
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Last X-flare | 2024/12/08 | X2.2 |
Last M-flare | 2024/12/24 | M1.0 |
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 | 115.2 -37.3 |
Last 30 days | 120.1 -38.2 |