Jyotisharatna (Keshava Tarkapancanana Bhattacarya) (Jyotiṣaratna (Keśava Tarkapañcānana Bhaṭṭācārya))

ज्योतिषरत्न (केशव तर्कपञ्चानन भट्टाचार्य)

Work in 15 chapters on astrological matters like vāravelā, riṣṭyādi, candravāmavedhaśuddhyādi, etc.