A Chandra Kundli is prepared keeping Moon as the primary decider and rest of the planets are placed accordingly. 'Chandra' or Moon is the quickest of all the seven planets that is why it governs the mind as mind is the most vivid part of Kaal Purush. ... Chandra Kundli is compared with the Ascendant Kundli and Sun Kundali.
The ascendant or Lagna is the most powerful house in the horoscope. The moon plays a significant role in the field of astrology while predicting human fate. Moon is so important that the horoscope is considered from the Moon also. This is called Chandra Lagna.
Lagna Chart considers the sign rising on the eastern horizon at birth as the first house. Moon Chart considers the location of the moon at birth as the reference point. Reading charts from lagna talk about what the world has thrust upon you and what you perceive. Reading from moon, talks about emotional events.