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N | S | N+S | |
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k | R |
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Observer: |
No. | Sunspot number | longitude | latitude | type | a | a' | radius | Sunspot number |
1 | 154 | 9 | 82 | HSX | 0.5 | 0.5 | 86 | 1 |
2 | 155 | 10 | 46.5 | CSI | 6.3 | 5.9 | 63 | 15 |
3 | 157 | -13 | 71 | HRX | 0.4 | 0.3 | 83 | 2 |
4 | 158 | -8 | -40.5 | DRI | 3.2 | 1 | 59 | 14 |