Mahodaya Punyakalam

Mahodayam occurs on 4th Feb. 2019 -

Excerpts:
Regarding Mahodaya Punyakalam and Ardhodaya Punyakalam, it is stated as follows in the compendium of Dharma Sastra ‘Smriti Muktaphalam’ in ‘Sraadha Kaandam-Uttara bhaga’:
महाभारते श्रवणाश्विधनिष्ठार्द्रानागदैवतमापतेत् ।
रविवारयुतामायां व्यतीपातः स उच्यते ॥
व्यतीपाताख्ययोगोऽयं शतार्कग्रहसन्निभः ॥
“In Mahabharata, if on a Sunday, Amavasya and one of the stars – Sravanam, Asvini, Avittam, Tiruvadirai or Ayilyam, occurs, then it is called ‘Vyatipatam’. This Vyatipata yogam is equal to a hundred Surya grahanas in merit.”
अमार्कपातश्रवणैर्युक्ता चेत् पुष्यमाघयोः ।
अर्धोदयः स विज्ञेयः कोटिसूर्यग्रहैस्समः ॥
“If in Pousha or Maagha month, Amavasya, Sunday, Vyatipata yogam and Sravana star occur, then it is called ‘Ardhodaya’. It is equal in merit to a crore of Surya grahanas.”
सौम्यवारेण योगोऽयं महोदय इति स्मृतः ।
“If the above combination occurs on a Monday, it is called ‘Mahodaya’.”

Avittam= Danishta.
Tiruvathirai=Ardhra.
Ayilyam=Ashlesha
in Tamil