Muhurtham is a moment or time most auspicious for a particular occasion or commencement of an activity, and is calculated on the basis of many variables like nature of concerned activity, horoscope of the person who has to perform the activity, planetary position, lunar day, 'Nakshatra' during the period it is to be performed. Mahurat is the best planetary position to start an endeavor. During Muhurtham native should commence the activity for which Muhurtham is referred to.