Sunspot region AR9912
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/04/19 | 4 | 50 | DSO | N11E28 | |
| 2002/04/20 | 12 | 60 | DAO | N09E15 | |
| 2002/04/21 | 26 | 200 | DAO | N10E02 | |
| 2002/04/22 | 21 | 270 | DAI | N10W12 | |
| 2002/04/23 | 15 | 320 | DAI | N10W25 | |
| 2002/04/24 | 16 | 240 | DAI | N11W38 | |
| 2002/04/25 | 15 | 230 | DAO | N09W52 | |
| 2002/04/26 | 6 | 130 | DAO | N11W65 | |
| 2002/04/27 | 7 | 130 | CAO | N11W78 | |
| 2002/04/28 | 2 | 90 | HAX | N11W90 |
| C | M |
|---|---|
| 5 | 1 |
The top 6 solar flares from sunspot region 9912
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.5 | 2002/04/24 | 21:46 | 21:56 | 22:01 | |
| 2 | C6.86 | 2002/04/24 | 15:44 | 16:05 | 16:16 | |
| 3 | C5.91 | 2002/04/20 | 15:38 | 15:48 | 16:01 | |
| 4 | C4.11 | 2002/04/22 | 11:54 | 12:10 | 12:20 | |
| 5 | C4.11 | 2002/04/25 | 05:36 | 05:40 | 05:45 | |
| 6 | C3.66 | 2002/04/25 | 05:54 | 06:02 | 06:05 |
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| 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 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |