கேது தசையில் மோட்சம் கிடைக்குமா? - எந்த ராசி லக்னத்திற்கு ... Ketu mahadasha is an extremely serious dasha which causes due to Positive Effects of ketu Mahadasha.The ketu mahadasha will carry positive results in your life if it is positioned in the benevolent houses of an ascendant. The ketu dasha lasts around 7 year in your horoscope.ketu mahadasha proves dreadful for him/her. The ascendants of Aries, Capricorn, cancer and Aquarius ascendants will ...