Sri Amavasya is known for many reasons on the planet, a celestial even when sun and the moon conjunct in meridian with earth, Sun the cause of Soul, Moon the cause of Manasa, Planet the truth of journey in entity with, supremacy of sun rules the truth and soul that Atman relates this chapter in gross mode, Primary presiding deity of the departed soul is Sri Pitar Dev, hence a favorable day for oblations unto this truth,
May Lord bless all,
Thanks please