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Observer: |
No. | Sunspot number | longitude | latitude | type | a | a' | radius | Sunspot number |
1 | 637 | 26 | -24 | BXO | 0.2 | 0.1 | 47 | 3 |
2 | 648 | -22 | -4.5 | DRI | 2.8 | 1.3 | 34 | 19 |
3 | 635 | 24 | 27 | AXX | 0.3 | 0.1 | 51 | 4 |
4 | 636 | 25 | 4.5 | EHI | 16.6 | 12 | 36 | 43 |
5 | 643 | 5 | 11.5 | CSI | 4.7 | 2.6 | 21 | 24 |
6 | 640 | -2 | 19 | CKI | 22.5 | 21.3 | 30 | 32 |
7 | 644 | -13 | 16 | DKI | 39.4 | 27.3 | 31 | 39 |