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INDIAN CHRONOGRAPHY.
TABLE XXXVII.
Elements of the several Siddhāntas as regards motion of sun and Jupiter.
| Siddhāntas. | Civil days in a of 4,320,000 solar years. | Length of one sidereal solar year. | Number of revolutions of Jupiter in a Mahāyuga. | Time of one sidereal revolution of Jupiter in days and decimals. | Length of one samvatasara in the Jovian cycle. | Sodhya in K.Y. 1 current, 3102 B.C. | Longitude of Sun's apsis in K.Y. 1 current. | Position of Jupiter at the epoch of the Kaliyuga era. | Mean daily motion of Jupiter. | |||||||||||||||||
| Days and decimals. | Days, hours, mins., secs. | Days and decimals. | Days, hours, mins., secs. | Days and decimals. | Days, hours, mins., secs. | |||||||||||||||||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | |||||||||||||||||
| d. | h. | m. | s. | d. | h. | m. | s. | d. | h. | m. | s. | ° | ′ | ″ | ° | ′ | ″ | ′ | ″ | |||||||
| 1. Vēdāṅga Jyōtisha | 1,581,120,000 | 366 | 366 | 0 | 0 | 0 | ||||||||||||||||||||
| 2. Paitāmaha Siddhānta | 1,581,120,000 | 366 | 366 | 0 | 0 | 0 | ||||||||||||||||||||
| 3. Rōmaka Siddhānta | 1,577,865,600 | 365.246̇ | 365 | 5 | 55 | 12 | ||||||||||||||||||||
| 4. Pauliśa Siddhānta | 1,577,916,000 | 365.2583̇ | 365 | 6 | 12 | 0 | 80 | 0 | 0 | |||||||||||||||||
| 5. Two other Pauliśa Siddhāntas known to Utpala (A.D. 966) | 1,577,917,800 | 365.25875 | 365 | 6 | 12 | 36 | ||||||||||||||||||||
| 6. Original Sūrya Siddhānta | 1,577,917,800 | 365.25875 | 365 | 6 | 12 | 36 | 364,220 | 4332.320575476 | 361.026714623 | 361 | 0 | 38 | 28 | |||||||||||||
| 7. First Ārya Siddhānta (A.D. 499) or Āryabhaṭīya | 1,577,917,500 | 365.2586805̇ | 365 | 6 | 12 | 30 | 364,224 | 4332.272173168 | 361.022681097 | 361 | 0 | 32 | 40 | |||||||||||||
| 8. Brāhma Siddhānta (A.D. 628) | 1,577,916,450 | 365.2584375 | 365 | 6 | 12 | 9 | 364,226.455 | 4332.240089479 | 361.020007456 | 361 | 0 | 28 | 49 | |||||||||||||
| 9. Parāśara Siddhānta (mentioned in the Second Ārya Siddhānta) | 1,577,917,570 | 365.258696736 | 365 | 6 | 12 | 31.6 | 77 | 45 | 36 | 357 | 2 | 53 | ||||||||||||||
| 10. Second Ārya Siddhānta | 1,577,917,542 | 365.258690278 | 365 | 6 | 12 | 30.84 | 364,219.682 | 4332.323649659 | 361.026970805 | 361 | 0 | 38 | 50 | |||||||||||||
| 11. Rājamṛigānka (A.D. 1042) | 1,577,917,546 | 365.25869115 | 365 | 6 | 12 | 30.915 | ||||||||||||||||||||
| 12. Present Sūrya Siddhānta (without the bīja), Vasishtha Siddhanta, Sakalya-Brahma, Present Romaka, Soma Siddhantas | 1,577,917,828 | 365.2587564̇81̇ | 365 | 6 | 12 | 36.56 | 364,220 | 4332.320652353 | 361.026721029 | 361 | 0 | 38 | 29 | |||||||||||||
| 13. Siddhānta Śirōmaṇi (A.D. 1150) | 1,577,916,450 | 365.2584375 | 365 | 6 | 12 | 9 | 364,226.455 | 4332.240089479 | 361.020007456 | 361 | 0 | 28 | 49 | |||||||||||||
| 14. Present Sūrya Siddhānta with the bīja (about A.D. 1500) | 1,577,917,828 | 365.2587564̇81̇ | 365 | 6 | 12 | 36.56 | 364,212 | 4332.415812768 | 361.034651064 | 361 | 0 | 49 | 54 | |||||||||||||
