Basic Information
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Sunspot Information
| No. | Sunspot number | longitude | latitude | type | a | a' | radius | Sunspot number |
| 1 | 507 | 10 | 58 | EHI | 28.4 | 9.5 | 74 | 39 |
| 2 | 510 | 17 | 38 | BXI | 0.3 | 0.1 | 57 | 9 |
| 3 | 512 | 11 | 15.5 | CRI | 0.7 | 0.6 | 28 | 5 |
| 4 | 516 | 4 | -10 | EHI | 19.8 | 13.5 | 24 | 32 |
| 5 | 514 | -14 | 63 | BXO | 0.2 | 0.1 | 77 | 2 |
| 6 | 508 | -11 | 48 | HSX | 2.4 | 2.3 | 65 | 2 |
| 7 | 515 | -11 | 41 | EHI | 8.9 | 6.1 | 53 | 23 |
| 8 | 517 | -19 | -19 | BXI | 0.5 | 0.1 | 38 | 16 |
| 9 | 518 | -8 | -31 | FSI | 4.8 | 1.4 | 48 | 34 |
| 10 | 522 | -28 | -83 | HRX | 0.9 | 0.9 | 86 | 1 |
| 11 | 529 | -4 | -59 | CSI | 3.4 | 3.2 | 74 | 8 |
