Kartik Purnima or the full moon day of the Hindu month of Kartik will fall on Monday. The day formally puts an end to the celebrations in the name of Diwali while marking the commencement of the month long Ganga snan fair organised by locals in the city.
http://timesofindia.indiatimes.com/city/lucknow/Kartik-Purnima-Guruparva...