Machindranath Punyatithi is the death anniversary or the day on which Machindranath left his physical abode and reached the divine abode. In 2017, Machindranath Punyatithi date is April 16.
Muni Yogi Macheendranath (Machindranath or Matsyendranath) was the originator and creator of the Nath Sampradaya. He is said to have lived in the 8th-9th centuries. The Nath Sampradayais a form of Avadhuta-pantha sect. Macheendranath is also the Guru of Shri Gorakshanath (Gorakhnath).
Muni Yogi Machindranath Yatra is celebrated on this day in Nepal, Maharashtra and many other states of India. It falls in Panchami / Sashti in Krishna Paksha in Vaishakh Month. It coincides with Chaitra Month in Marathi Panchang.