Sunspot region AR8210
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/04/26 | 5 | 230 | DSO | S16E67 | |
| 1998/04/27 | 9 | 200 | CKO | S17E56 | |
| 1998/04/28 | 9 | 200 | CKO | S17E42 | |
| 1998/04/29 | 15 | 300 | CKO | S17E30 | |
| 1998/04/30 | 16 | 230 | CHO | S17E18 | |
| 1998/05/01 | 22 | 270 | CHO | S16E02 | |
| 1998/05/02 | 30 | 340 | DKI | S17W10 | |
| 1998/05/03 | 40 | 420 | EKI | S17W22 | |
| 1998/05/04 | 30 | 410 | CKI | S17W36 | |
| 1998/05/05 | 14 | 430 | CKO | S17W47 | |
| 1998/05/06 | 10 | 480 | DKO | S17W60 | |
| 1998/05/07 | 13 | 390 | CKO | S15W75 | |
| 1998/05/08 | 5 | 270 | CAO | S15W85 |
| B | C | M | X |
|---|---|---|---|
| 6 | 25 | 4 | 5 |
The top 10 solar flares from sunspot region 8210
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X3.81 | 1998/05/06 | 07:58 | 08:09 | 08:20 | |
| 2 | X1.77 | 1998/04/23 | 05:35 | 05:55 | 06:23 | |
| 3 | X1.61 | 1998/05/02 | 13:31 | 13:42 | 13:51 | |
| 4 | X1.54 | 1998/04/27 | 08:55 | 09:20 | 09:38 | |
| 5 | X1.05 | 1998/05/09 | 03:04 | 03:40 | 03:55 | |
| 6 | M9.27 | 1998/04/29 | 16:06 | 16:37 | 16:59 | |
| 7 | M4.04 | 1998/05/06 | 07:10 | 07:25 | 07:41 | |
| 8 | M3.43 | 1998/05/05 | 23:27 | 23:46 | 00:02 | |
| 9 | M1.6 | 1998/05/01 | 22:36 | 22:54 | 23:08 | |
| 10 | C8.97 | 1998/05/06 | 13:32 | 13:37 | 13:40 |
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/22 | M1.3 |
| Last geomagnetic storm | 2025/04/21 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 126.2 -8 |
| Last 30 days | 125.9 -2.4 |