Sunspot region AR9837
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/02/21 | 1 | 60 | HSX | N07E69 | |
| 2002/02/22 | 1 | 140 | HAX | N08E57 | |
| 2002/02/23 | 6 | 120 | CAO | N09E44 | |
| 2002/02/24 | 8 | 80 | DAO | N09E32 | |
| 2002/02/25 | 8 | 80 | DAO | N10E18 | |
| 2002/02/26 | 6 | 40 | DAO | N09E03 | |
| 2002/02/27 | 4 | 20 | DSO | N09W09 | |
| 2002/02/28 | 2 | 0 | AXX | N10W23 | |
| 2002/03/01 | 2 | 10 | AXX | N10W31 |
| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 9837
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.15 | 2002/02/22 | 23:34 | 23:39 | 23:45 | |
| 2 | C3.37 | 2002/02/26 | 19:17 | 19:19 | 19:21 |
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Space weather facts
| Last X-flare | 2024/05/15 | X2.9 |
| Last M-flare | 2024/05/19 | M1.6 |
| Last geomagnetic storm | 2024/05/17 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| May 2024 | 155.9 +19.4 |
| Last 30 days | 163.2 +40.8 |