Keeping ones head uncovered gives the effect of a debilitated Rahu in 10th house. The good or bad result of Rahu would depend upon Saturn.s position. If Saturn is auspicious then native would be brave, long lived and rich and get respect from all quarters. If Rahu in 10th house is with Moon it gives Raja Yoga. The native is lucky for ones father. If Rahu in 10th house is malefic then it would adversely affect ones mother or native.s health would also be bad. If Moon is alone in 4th house then native.s eyes are adversely affected. He suffers from headaches and there is loss of wealth, because of a dark complexioned person.