Kanya Sankranti marks the beginning of the sixth month in Hindu Solar Calendar. All twelve Sankrantis in the year are highly auspicious for Dan-Punya activities. Only certain time duration before or after each Sankranti moment is considered auspicious for Sankranti related activities.
For Kanya Sankranti sixteen Ghatis after the Sankranti moment are considered Shubh or auspicious and the time window from Sankranti to sixteen Ghati after Sankranti is taken for all Dan-Punya activities.
Kanya Sankranti day is also celebrated as Vishwakarma Puja day.