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N | S | N+S | |
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k | R |
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Note: |
Observer: |
No. | Sunspot number | longitude | latitude | type | a | a' | radius | Sunspot number |
1 | 307 | 5 | -10 | E | 20 | 10 | 26 | 28 |
2 | 309 | 33 | 12 | D | 5.5 | 4.2 | 48 | 16 |
3 | 315 | -12 | -10.5 | B | 0.4 | 0.2 | 31 | 7 |
4 | 316 | 50 | 11 | B | 0.3 | 0.1 | 74 | 8 |
5 | 317 | -28 | 20.5 | A | 0.2 | 0.1 | 44 | 2 |
6 | 318 | -48 | 20.5 | A | 0.1 | 0.1 | 65 | 1 |