Basic Information
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Sunspot Information
| No. | Sunspot number | longitude | latitude | type | a | a' | radius | Sunspot number |
| 1 | 331 | 12 | 66 | FSI | 7.7 | 3.6 | 78 | 23 |
| 2 | 332 | -24 | 53 | HRX | 0.3 | 0.3 | 75 | 1 |
| 3 | 334 | -12 | 32.5 | AXX | 0.2 | 0.1 | 52 | 1 |
| 4 | 335 | 7 | 31 | DHI | 12.5 | 7.5 | 42 | 32 |
| 5 | 337 | 14 | 15.5 | HSX | 3.2 | 3.1 | 26 | 3 |
| 6 | 339 | -30 | -8 | CSI | 5.4 | 5.1 | 52 | 14 |
| 7 | 340 | -13 | -8 | BXI | 0.5 | 0.3 | 30 | 6 |
| 8 | 341 | -18 | -42.5 | AXX | 0.2 | 0.2 | 64 | 1 |
| 9 | 342 | 10 | -27 | BXI | 0.4 | 0.36 | 40 | 4 |
| 10 | 343 | -20 | -77 | HRX | 1.1 | 1.1 | 85 | 1 |
