{"id":"vidhyamitra:day:1922-09-16:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1922-09-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1922-09-16","date_display":"September 16, 1922 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":1922,"month":9,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2423313.770833,"kali_year":5024,"ahargana":1834848.2708,"sun":{"sidereal_longitude":149.0716,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":82.1503,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":293.0787,"elapsed_within_tithi_degrees":5.0787},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":82.1503,"elapsed_within_degrees":2.1503},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.2219},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"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":1922,"month":9,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2423313.770833,"ahargana":1834848.2708,"kali_year":5024,"ayanamsa_lahiri":22.7733,"grahas":{"sun":{"sidereal_longitude":149.613851,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":79.34295099999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false,"latitude":-4.4135},"mars":{"sidereal_longitude":249.72995100000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":176.69625100000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":179.73425099999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":197.064351,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":165.86735099999999,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":160.9087,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":340.9087,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":1922,"month":9,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2423313.770833,"kali_year":5024,"ahargana":1834848.2708,"sun":{"sidereal_longitude":149.0716,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":82.1503,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":293.0787,"elapsed_within_tithi_degrees":5.0787},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":82.1503,"elapsed_within_degrees":2.1503},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.2219},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.413,"elongation":66.921},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.413,"opposition_distance":113.079}},"eclipse_window_40days":[{"offset_days":5,"type":"solar","occurs":true,"moon_latitude":-0.7,"elongation":2.259},{"offset_days":20,"type":"lunar","occurs":true,"moon_latitude":-0.751,"opposition_distance":0.791}]},"calendars":{"vikram_samvat":1979,"vikram_samvatsara":"Yuva","saka_samvat":1844,"saka_samvatsara":"Dundubhi","bengali_samvat":1329,"malayalam_era":1098,"nanakshahi_year":453,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Daśamī · Vikram 1979 Yuva · Śaka 1844 Dundubhi"},"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":"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":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","relevance":0.5}]},"validity":{"eternal":false,"valid_from":"1922-09-16T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga September 16, 1922 CE · Vidhyamitra","description":"Vedic pañchāṅga for September 16, 1922 CE: Kṛṣṇa Daśamī · Punarvasu.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1922-09-16","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1922-09-16","sa":"https://sa.vidhyamitra.com/day/1922-09-16","hi":"https://hi.vidhyamitra.com/day/1922-09-16","x-default":"https://vidhyamitra.com/day/1922-09-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T09:22:18.577Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-14T09:22:18.577Z","pillar_versions":{"BOB-History":"Pūrṇa"}}}