Sunspot region AR9403
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/03/27 | 1 | 20 | HRX | S13E62 | |
| 2001/03/28 | 4 | 30 | DRO | S12E48 | |
| 2001/03/29 | 5 | 20 | BXO | S13E36 | |
| 2001/03/30 | 3 | 10 | BXO | S13E20 | |
| 2001/03/31 | 2 | 10 | BXO | S13E06 | |
| 2001/04/01 | 5 | 10 | BXO | S15W06 | |
| 2001/04/02 | 3 | 10 | BXO | S15W22 |
| M |
|---|
| 1 |
The top 1 solar flares from sunspot region 9403
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.02 | 2001/03/28 | 00:46 | 00:50 | 00:53 |
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| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/28 | M1.3 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 85.2 +7 |
| Last 30 days | 85.2 +9.8 |
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