{"id":566,"date":"2025-08-05T20:23:43","date_gmt":"2025-08-05T14:53:43","guid":{"rendered":"https:\/\/v3.pisharodysamajam.com\/?p=566"},"modified":"2025-08-05T20:26:54","modified_gmt":"2025-08-05T14:56:54","slug":"thrikkandiyur-achutha-pisharody","status":"publish","type":"post","link":"https:\/\/v3.pisharodysamajam.com\/index.php\/2025\/08\/05\/thrikkandiyur-achutha-pisharody\/","title":{"rendered":"Thrikkandiyur Achutha Pisharody"},"content":{"rendered":"\n

<\/a><\/p>\n\n\n\n

\ud83c\udf1f Thrikkandiyur Achutha Pisharody (1545\u20131621)<\/strong><\/h3>\n\n\n\n
    \n
  • A brilliant astronomer, grammarian, and Ayurvedic scholar from Kerala during the 16th\u201317th centuries.<\/li>\n\n\n\n
  • Preceptor (guru) to Melpathur Narayana Bhattathiri, the celebrated author of Narayaneeyam<\/strong>.<\/li>\n\n\n\n
  • Contemporary of Thunjath Ezuthachan<\/strong>, the father of the Malayalam language.<\/li>\n<\/ul>\n\n\n\n
    \n\n\n\n

    \ud83d\udcda His Major Works<\/strong><\/h3>\n\n\n\n

    On Astronomy & Mathematics<\/strong><\/h4>\n\n\n\n
      \n
    1. Kara\u1e47ottama (1593)<\/strong> \u2014\n
        \n
      • Five chapters, ~100 verses.<\/li>\n\n\n\n
      • Discusses computation of mean and true longitudes of planets, eclipses, and solar-lunar conjunctions (vyat\u016bp\u0101tas).<\/li>\n\n\n\n
      • A self-commentary exists.<\/li>\n<\/ul>\n<\/li>\n\n\n\n
      • Upar\u0101gakriy\u0101krama<\/strong> \u2014\n
          \n
        • Four-chapter treatise specifically on solar and lunar eclipses.<\/li>\n\n\n\n
        • Completed in 1593, placing it firmly in the late 16th century.<\/li>\n<\/ul>\n<\/li>\n\n\n\n
        • Sphu\u1e6danir\u1e47aya<\/strong> \u2014\n
            \n
          • Six chapters, focuses on astronomical calculations.<\/li>\n<\/ul>\n<\/li>\n\n\n\n
          • R\u0101\u015bigolasphu\u1e6d\u0101n\u016bti<\/strong> \u2014\n
              \n
            • 50 verses explaining the reduction of the Moon\u2019s longitude<\/strong> to the ecliptic\u2014a sophisticated step in positional astronomy.<\/li>\n\n\n\n
            • References both Sphu\u1e6danir\u1e47aya<\/em> and Upar\u0101gakriy\u0101krama<\/em>, proving it was written later than 1593.<\/li>\n<\/ul>\n<\/li>\n\n\n\n
            • Ch\u0101y\u0101\u1e63\u1e6daka<\/strong> \u2014\n
                \n
              • Eight concise verses on astronomical phenomena.<\/li>\n<\/ul>\n<\/li>\n\n\n\n
              • Upar\u0101gavi\u1e43\u015bati<\/strong> \u2014\n
                  \n
                • Twenty-verse manual on eclipses, with Malayalam commentary.<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                • Ve\u1e47v\u0101rohavy\u0101khy\u0101<\/strong> \u2014\n
                    \n
                  • Commentary in Malayalam on Ve\u1e47v\u0101roha<\/em> by M\u0101dhava of Sa\u00f1gam\u0101grama, dealing with tithis and nak\u1e63atras.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n

                    On Sanskrit Grammar<\/strong><\/h4>\n\n\n\n
                      \n
                    1. Prave\u015baka (Pravesakam)<\/strong> \u2014\n
                        \n
                      • Introductory Sanskrit grammar text (~600 anu\u1e63\u1e6dubh stanzas).<\/li>\n\n\n\n
                      • Written to teach his student Melpathur.<\/li>\n\n\n\n
                      • Remains an important primer in Kerala\u2019s Sanskrit tradition.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n

                        On Astrology<\/strong><\/h4>\n\n\n\n
                          \n
                        1. Hor\u0101s\u0101roccaya<\/strong> \u2014\n
                            \n
                          • Seven chapters adapting Sr\u016bpati\u2019s J\u0101takapaddhati<\/em>.<\/li>\n\n\n\n
                          • Explores horoscopy (j\u0101taka) and predictive techniques.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n
                            \n\n\n\n

                            \ud83d\udd2d Scientific Contributions<\/strong><\/h3>\n\n\n\n
                              \n
                            • Pisharody\u2019s works include detailed computations for eclipses<\/strong>, planetary motions, and innovations like techniques for the reduction of the ecliptic<\/strong>, which are crucial steps for accurate astronomical predictions.<\/li>\n\n\n\n
                            • His treatises demonstrate a high level of mathematical sophistication and a deep understanding of spherical astronomy.<\/li>\n<\/ul>\n\n\n\n
                              \n\n\n\n

                              \ud83c\udfc6 Significance<\/strong><\/h3>\n\n\n\n
                                \n
                              • He is a vital link in Kerala\u2019s rich tradition of mathematical astronomy, which includes luminaries like M\u0101dhava of Sangamagrama.<\/li>\n\n\n\n
                              • His clear expositions and systematic works helped standardize astronomical practices in Kerala for generations.<\/li>\n\n\n\n
                              • His grammatical text Prave\u015baka<\/em> continued Kerala\u2019s strong Sanskrit scholarship, bridging astronomy, astrology, and linguistics.<\/li>\n<\/ul>\n\n\n\n
                                  \n
                                • <\/li>\n\n\n\n
                                • The exact relationship between this work and the\u00a0Hor\u0101tantra\u1e43 Parijbh\u0101\u1e63a<\/em>, a Malayalam commentary on\u00a0J\u0101takapaddhati<\/em>, remains uncertain.<\/li>\n<\/ul>\n\n\n\n
                                  \n\n\n\n

                                  Further discussion of Acyuta Pi\u1e63\u0101ra\u1e6di may be found in S. Venkitasubramonia Iyer, \u201cAcyuta Pi\u1e63\u0101ro\u1e6di; His Date and Works,\u201d in JOR Madras<\/em>, 22 (1952\u20131953), 40\u201346; and K. Kunjunni Raja, The Contribution of Kerala ot Sanskrit Literature<\/em> (Madras, 1958), pp. 122\u2013125, and \u201cAstronomy and Mathematics in Kerala,\u201d in Brahmavidy\u0101<\/em>, 27 (1963), 158\u2013162.<\/p>\n","protected":false},"excerpt":{"rendered":"

                                  \ud83c\udf1f Thrikkandiyur Achutha Pisharody (1545\u20131621) \ud83d\udcda His Major Works On Astronomy & Mathematics On Sanskrit Grammar On Astrology \ud83d\udd2d Scientific Contributions \ud83c\udfc6 Significance Further discussion of Acyuta Pi\u1e63\u0101ra\u1e6di may be found in S. Venkitasubramonia Iyer, \u201cAcyuta Pi\u1e63\u0101ro\u1e6di; His Date and Works,\u201d in JOR Madras, 22 (1952\u20131953), 40\u201346; and K. Kunjunni Raja, The Contribution of Kerala ot Sanskrit Literature (Madras, 1958), pp. 122\u2013125, […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[46,53],"tags":[94],"class_list":["post-566","post","type-post","status-publish","format-standard","hentry","category-legends","category-manjeri","tag-legend"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/v3.pisharodysamajam.com\/index.php\/wp-json\/wp\/v2\/posts\/566","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/v3.pisharodysamajam.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/v3.pisharodysamajam.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/v3.pisharodysamajam.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/v3.pisharodysamajam.com\/index.php\/wp-json\/wp\/v2\/comments?post=566"}],"version-history":[{"count":2,"href":"https:\/\/v3.pisharodysamajam.com\/index.php\/wp-json\/wp\/v2\/posts\/566\/revisions"}],"predecessor-version":[{"id":568,"href":"https:\/\/v3.pisharodysamajam.com\/index.php\/wp-json\/wp\/v2\/posts\/566\/revisions\/568"}],"wp:attachment":[{"href":"https:\/\/v3.pisharodysamajam.com\/index.php\/wp-json\/wp\/v2\/media?parent=566"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/v3.pisharodysamajam.com\/index.php\/wp-json\/wp\/v2\/categories?post=566"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/v3.pisharodysamajam.com\/index.php\/wp-json\/wp\/v2\/tags?post=566"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}