Sir, Mesha lagnam rahu in 12th house occupied retrograde sani nakshatra in karkataka , which is in own star, house lord chandra in vrishabam with kuja and kuja chandra in nakshatra parivartana .how to find jeeva ,sareera for rahu,as dasa in progress. Rahu jeeva sani vakri ankuni guru ni analyze cheyyala,leka sani own star lo unnadani chandrudini analyze cheyyala?more over guru in retrograde in own star tula.sukra in 10th house. Please clarify