Monday was consecrated to the Moon. Dies Luna. Soma Var. Moon is female and is indicated by Diana, Luna and Hecate in Graeco Roman and in the Indian, She is Durga, Durga Chandrasya Devata. He represents Mother, MInd and Medicine. Lunacy is derived from Luna ! He has only strength, if he has Digit Strength, viz, he should be > 72 degrees from the Sun, Pakshotbhavam Himakarasya Balam Pradishtam !