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Obtaining the planetary longitudes

  • Venketeswara Pai
  • K. Ramasubramanian
  • M. S. Sriram
  • M. D. Srinivas
Chapter
Part of the Sources and Studies in the History of Mathematics and Physical Sciences book series (SHMP)

Abstract

The true epicycle Circumference in minutes (sphuṭavṛttakalās) of the Sun is 03 (gānam ) and that of the Moon is 07 (sthānam) always (in all the quadrants). The [dimensions of the] circumferences of the manda and the śīghra [epicycles] of the planets starting from Mars in minutes, at the beginning of the odd and the even quadrants, in order, are 14 (vandya), 18 (divya), 53 (guṇī) and 51 (kṛṣṇa) [for Mars]; 07 (sūnu), 05 (mānī), 31 (kalā) and 29 (dhara) [for Mercury]; 07 (sthānaṃ), 04 (dānaṃ), 16 (tapo) and 15 (mānyaṃ) [for Jupiter]; 04 (bhānuḥ), 02 (prājño), 59 (dhamaḥ) and 57 (samaḥ) [for Venus]; 09 (dhanī), 13 (loko), 09 (dhanaṃ) and 08 (dānaṃ) [for Saturn]. These are stated separately for different quadrants after being divided (apavartita) by 270.

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Copyright information

© Springer Nature Singapore Pte Ltd. 2018 and Hindustan Book Agency 2018

Authors and Affiliations

  • Venketeswara Pai
    • 1
  • K. Ramasubramanian
    • 2
  • M. S. Sriram
    • 3
  • M. D. Srinivas
    • 4
  1. 1.Department of Humanities and Social SciencesIndian Institute of Science Education and ResearchPuneIndia
  2. 2.Department of Humanities and Social SciencesIndian Institute of Technology BombayMumbaiIndia
  3. 3.Prof. K.V. Sarma Research FoundationChennaiIndia
  4. 4.Centre for Policy StudiesChennaiIndia

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