{"id":"vidhyamitra:day:-1626067-12-19:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/-1626067-12-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-1626067-12-19","date_display":"December 19, 1626068 BCE","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":-1626067,"month":12,"day":19,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":-592199561.229167,"kali_year":-1622926,"ahargana":-592788026.7292,"sun":{"sidereal_longitude":267.6867,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":135.3258,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":227.6391,"elapsed_within_tithi_degrees":11.6391},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":135.3258,"elapsed_within_degrees":1.9925},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":43.0125},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":-1626067,"month":12,"day":19,"hour":6,"minute":30,"calendar":"julian"},"julian_day":-592199561.229167,"ahargana":-592788026.7292,"kali_year":-1622926,"ayanamsa_lahiri":-22719.3245,"grahas":{"sun":{"sidereal_longitude":267.6867,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":135.3258,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false,"latitude":4.1424},"mars":{"sidereal_longitude":26.034,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":242.1725,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":281.7196,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"venus":{"sidereal_longitude":286.5496,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":267.5503,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":22.3519,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":202.3519,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"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":-1626067,"month":12,"day":19,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":-592199561.229167,"kali_year":-1622926,"ahargana":-592788026.7292,"sun":{"sidereal_longitude":267.6867,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":135.3258,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":227.6391,"elapsed_within_tithi_degrees":11.6391},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":135.3258,"elapsed_within_degrees":1.9925},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":43.0125},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.142,"elongation":132.361},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.142,"opposition_distance":47.639}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":-1626010,"saka_samvat":-1626145,"bengali_samvat":-1626660,"malayalam_era":-1626891,"nanakshahi_year":-1627536,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Caturthī · Vikram -1626010 undefined · Śaka -1626145 undefined"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5},{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":true},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga December 19, 1626068 BCE · Vidhyamitra","description":"Vedic pañchāṅga for December 19, 1626068 BCE: Kṛṣṇa Caturthī · Pūrva Phalgunī.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/-1626067-12-19","hreflang_alternates":{"en":"https://vidhyamitra.com/day/-1626067-12-19","sa":"https://sa.vidhyamitra.com/day/-1626067-12-19","hi":"https://hi.vidhyamitra.com/day/-1626067-12-19","x-default":"https://vidhyamitra.com/day/-1626067-12-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T13:57:44.933Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-14T13:57:44.934Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}