{"id":"vidhyamitra:day:2228-09-14:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2228-09-14","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2228-09-14","date_display":"September 14, 2228 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":2228,"month":9,"day":14,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2535076.770833,"kali_year":5330,"ahargana":1946611.2708,"sun":{"sidereal_longitude":143.0697,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":310.0314,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":166.9617,"elapsed_within_tithi_degrees":10.9617},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":310.0314,"elapsed_within_degrees":3.3648},"yoga":{"number":7,"name":"Sukarma","sum_longitude":93.1012},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2228,"month":9,"day":14,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2535076.770833,"ahargana":1946611.2708,"kali_year":5330,"ayanamsa_lahiri":27.0478,"grahas":{"sun":{"sidereal_longitude":144.34268299999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":311.93068300000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false,"latitude":-3.4017},"mars":{"sidereal_longitude":161.46738300000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":126.63028299999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":116.88908300000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":109.723683,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":291.4033830000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":359.1671,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":179.1671,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"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":2228,"month":9,"day":14,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2535076.770833,"kali_year":5330,"ahargana":1946611.2708,"sun":{"sidereal_longitude":143.0697,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":310.0314,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":166.9617,"elapsed_within_tithi_degrees":10.9617},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":310.0314,"elapsed_within_degrees":3.3648},"yoga":{"number":7,"name":"Sukarma","sum_longitude":93.1012},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.402,"elongation":166.962},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.402,"opposition_distance":13.038}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":2285,"vikram_samvatsara":"Vṛṣa","saka_samvat":2150,"saka_samvatsara":"Vibhava","bengali_samvat":1635,"malayalam_era":1404,"nanakshahi_year":759,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Caturdaśī · Vikram 2285 Vṛṣa · Śaka 2150 Vibhava"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"valid_from":"2228-09-14T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga September 14, 2228 CE · Vidhyamitra","description":"Vedic pañchāṅga for September 14, 2228 CE: Śukla Caturdaśī · Śatabhiṣā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2228-09-14","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2228-09-14","sa":"https://sa.vidhyamitra.com/day/2228-09-14","hi":"https://hi.vidhyamitra.com/day/2228-09-14","x-default":"https://vidhyamitra.com/day/2228-09-14"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-26T04:18:26.400Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-26T04:18:26.400Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}