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International time: |
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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 | 521 | 50 | 21 | C | 13.3 | 13.2 | 71 | 7 |
2 | 525 | -23 | -11.5 | D | 3 | 1.6 | 36 | 19 |
3 | 526 | -1 | 7 | A | 0.1 | 0.1 | 16 | 1 |