{"id":"vidhyamitra:day:1856-07-17:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1856-07-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1856-07-17","date_display":"July 17, 1856 CE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1856,"month":7,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2399147.770833,"kali_year":4958,"ahargana":1810682.2708,"sun":{"sidereal_longitude":92.6148,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":260.5978,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":167.983,"elapsed_within_tithi_degrees":11.983},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3,"moon_longitude":260.5978,"elapsed_within_degrees":7.2645},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":353.2126},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":1856,"month":7,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2399147.770833,"ahargana":1810682.2708,"kali_year":4958,"ayanamsa_lahiri":21.849,"grahas":{"sun":{"sidereal_longitude":92.72856999999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"moon":{"sidereal_longitude":261.57517000000007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false,"latitude":-4.421},"mars":{"sidereal_longitude":182.56247000000008,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":74.46726999999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":348.49177,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":93.72726999999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":75.80386999999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":1.3397,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":181.3397,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1856,"month":7,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2399147.770833,"kali_year":4958,"ahargana":1810682.2708,"sun":{"sidereal_longitude":92.6148,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":260.5978,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":167.983,"elapsed_within_tithi_degrees":11.983},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3,"moon_longitude":260.5978,"elapsed_within_degrees":7.2645},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":353.2126},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.421,"elongation":167.983},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.421,"opposition_distance":12.017}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":1913,"vikram_samvatsara":"Śukla","saka_samvat":1778,"saka_samvatsara":"Nala","bengali_samvat":1263,"malayalam_era":1032,"nanakshahi_year":387,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Caturdaśī · Vikram 1913 Śukla · Śaka 1778 Nala"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"valid_from":"1856-07-17T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga July 17, 1856 CE · Vidhyamitra","description":"Vedic pañchāṅga for July 17, 1856 CE: Śukla Caturdaśī · Pūrva Āṣāḍhā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1856-07-17","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1856-07-17","sa":"https://sa.vidhyamitra.com/day/1856-07-17","hi":"https://hi.vidhyamitra.com/day/1856-07-17","x-default":"https://vidhyamitra.com/day/1856-07-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T09:41:36.996Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-19T09:41:36.996Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}