{"id":"vidhyamitra:day:2059-09-20:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2059-09-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2059-09-20","date_display":"September 20, 2059 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":2059,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2473356.770833,"kali_year":5161,"ahargana":1884891.2708,"sun":{"sidereal_longitude":151.5557,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":308.6806,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":157.1249,"elapsed_within_tithi_degrees":1.1249},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":308.6806,"elapsed_within_degrees":2.014},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":100.2364},"karana":{"half_tithi_index":26,"name":"Gara"},"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":2059,"month":9,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2473356.770833,"ahargana":1884891.2708,"kali_year":5161,"ayanamsa_lahiri":24.6872,"grahas":{"sun":{"sidereal_longitude":152.43543999999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":308.30503999999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false,"latitude":-4.4408},"mars":{"sidereal_longitude":200.02714000000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":170.50814000000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":35.44324,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":164.68953999999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":38.153340000000014,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":29.3897,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":209.3897,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":2059,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2473356.770833,"kali_year":5161,"ahargana":1884891.2708,"sun":{"sidereal_longitude":151.5557,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":308.6806,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":157.1249,"elapsed_within_tithi_degrees":1.1249},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":308.6806,"elapsed_within_degrees":2.014},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":100.2364},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.441,"elongation":157.125},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.441,"opposition_distance":22.875}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":2116,"vikram_samvatsara":"Nandana","saka_samvat":1981,"saka_samvatsara":"Pramāthi","bengali_samvat":1466,"malayalam_era":1235,"nanakshahi_year":590,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Caturdaśī · Vikram 2116 Nandana · Śaka 1981 Pramāthi"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4}],"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":false,"valid_from":"2059-09-20T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga September 20, 2059 CE · Vidhyamitra","description":"Vedic pañchāṅga for September 20, 2059 CE: Śukla Caturdaśī · Śatabhiṣā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2059-09-20","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2059-09-20","sa":"https://sa.vidhyamitra.com/day/2059-09-20","hi":"https://hi.vidhyamitra.com/day/2059-09-20","x-default":"https://vidhyamitra.com/day/2059-09-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T07:25:43.305Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-14T07:25:43.305Z","pillar_versions":{"BOB-History":"Pūrṇa"}}}