ब्राह्मस्फुटसिद्धान्त (ब्रह्मगुप्त - शून्य, कुट्टक, बीजगणित एवं सम्पूर्ण २१ अध्याय सान्वय सटीक)

84 BRĀHMASPHUṬA SIDDHĀNTA & KHAṆḌAKHĀDYAKA Table IV Dimensions of the Śīghra epicycles (i.e. conjunctions) Planet Āryabhaṭīya Khaṇḍa- Varāha Modern Khādyaka Sūrya- Sūrya- siddhānta siddhānta Saturn 36½°- 40° 40° 40° 39°- 40° Jupiter 67½°- 72° 72° 72° 70°- 72° Mars 229½°-239½° 234° 234° 232°-235° Venus 256½°-265½° 260° 260° 262°-262° Mercury 130½°-139½° 132° 132° 132°-133° Table V Longitudes of the nodes of the orbits of planets Planets Āryabhaṭīya Khaṇḍa- Varāha Modern khādyaka Sūrya- Sūrya- siddhānta siddhānta siddhānta Saturn 40° 40° Not stated Have to be Jupiter 20° 20° in the calculated Mars 80° 80° Text from the Venus 60° 60° data of the Mercury 100° 100° text Table VI Orbital inclinations (geocentric) to the ecliptic Planets Āryabhaṭīya Khaṇḍa- Varāha Modern khādyaka Sūrya- Sūrya- siddhānta siddhānta Mars 90' 90' 10' 90' Mercury 120' 120' 135' 120' Jupiter 60' 60' 101' 60' Venus 120' 120' 101' 120' Saturn 120' 120' 135' 100' The Mahābhāskarīya of Bhāskara I (522 A. D.) contains a passage which corroborates the fact that Āryabhaṭa I was the author of both the audayika and the ardharātrika systems of Indian Astronomy. According to Pṛthūdakasvāmin, whose