Kalanirdesat Putra Yogam occurs in a person’s horoscope if Jupiter is in the 5th house, lord of the 5th house joins the Venus; Jupiter occupies 9th from the lagna and Venus is in 9th house from the Jupiter, in conjunction with the lord of the lagna.
A person with Kalanirdesat Putra Yogam will have the following effects :
1) He is blessed with a son
Birth of child usually occurs during 32nd, 33rd, 40th year. He will become rich after his son is born.