PanLinx

Englisheng-000
Wolf-Wolfer number
普通话cmn-000黑子相对数
Englisheng-000Wolf number
Englisheng-000Zurich number
Englisheng-000relative number of spots
Englisheng-000relative sunspot number
Englisheng-000sunspot number

PanLex

PanLex-PanLinx