| English | eng-000 |
| Wolf number | |
| 普通话 | cmn-000 | 沃尔夫数 |
| 普通话 | cmn-000 | 黑子相对数 |
| English | eng-000 | Wolf-Wolfer number |
| English | eng-000 | Zurich number |
| English | eng-000 | relative number of spots |
| English | eng-000 | relative sunspot number |
| English | eng-000 | sunspot number |
| italiano | ita-000 | numero di Wolf |