Jyotiṣa-saṅgraha: Varga-vibhāga, Bala-nirṇaya, Garbha-phala, Āyuḥ-gaṇanā
सबलेंगेभतुल्याब्दैर्युतमायुर्भवेत्स्फुटम् । अंशद्विध्नमक्षांशं मासाः खत्र्यादिसंगुणात् ॥ १३५ ॥
sabaleṃgebhatulyābdairyutamāyurbhavetsphuṭam | aṃśadvidhnamakṣāṃśaṃ māsāḥ khatryādisaṃguṇāt || 135 ||
Когда соответствующие факторы сильны, вычисленная продолжительность жизни становится ясной: прибавляют годы, равные числу, соответствующему знаку (rāśi), начиная со Льва. Берут акшамшу (akṣāṃśa, широту) в градусах и удваивают; затем, умножая на надлежащие константы (начиная с «kha» и т. п.), получают результат в месяцах.
Sanatkumara (in instruction to Narada on technical computation)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: none
It frames jyotiṣa as a disciplined, rule-based Vedāṅga tool—showing that even worldly measures like lifespan are approached through precise calculation under dharmic instruction, not superstition.
Direct bhakti practice is not taught in this line; instead, it supports the broader Purāṇic framework where correct knowledge (including Vedāṅga jyotiṣa) can guide a devotee’s disciplined life toward dharma and ultimately mokṣa.
Vedāṅga Jyotiṣa: an applied computational rule for āyurdaya (lifespan) using rāśi-based year additions, latitude (akṣāṃśa), degree-doubling, and traditional coefficient series to convert results into months.