{"id":"vidhyamitra:city-day:erode:1920-09-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1920-09-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1920-09-06","date_display":"September 6, 1920 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":1920,"month":9,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422573.770833,"kali_year":5022,"ahargana":1834108.2708,"sun":{"sidereal_longitude":139.8713,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":54.6975,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":274.8263,"elapsed_within_tithi_degrees":10.8263},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":54.6975,"elapsed_within_degrees":1.3642},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.5688},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1920,"month":9,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2422573.770833,"ahargana":1834108.2708,"kali_year":5022,"ayanamsa_lahiri":22.745,"grahas":{"sun":{"sidereal_longitude":140.38462400000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":53.562724,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":-2.5522},"mars":{"sidereal_longitude":219.14662399999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":138.64182399999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":129.91502400000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":159.04392400000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":142.319124,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":200.1175,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":20.1175,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":1920,"month":9,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422573.770833,"kali_year":5022,"ahargana":1834108.2708,"sun":{"sidereal_longitude":139.8713,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":54.6975,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":274.8263,"elapsed_within_tithi_degrees":10.8263},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":54.6975,"elapsed_within_degrees":1.3642},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.5688},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.552,"elongation":85.174},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.552,"opposition_distance":94.826}},"eclipse_window_40days":[]},"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"06:08","sunsetLocal":"18:26","solarNoonLocal":"12:17","dayLengthHours":12.292151540284772,"dayLengthDisplay":"12 Hours 17 Mins 32 Secs","nightLengthDisplay":"11 Hours 42 Mins 28 Secs","moonriseLocal":"00:08","moonsetLocal":"12:52","rahuKala":{"name":"Rāhu Kāla","start":"07:40","end":"09:13","startHours":7.672613043809201,"endHours":9.209131986344797,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:45","end":"12:17","startHours":10.745650928880394,"endHours":12.282169871415991,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:49","end":"15:21","startHours":13.818688813951587,"endHours":15.355207756487184,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:00","end":"09:25","startHours":9.004262794006717,"endHours":9.414001178682877,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:39","end":"06:59","startHours":6.648267082118803,"endHours":6.9760577898597305,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:42","startHours":11.872431486739833,"endHours":12.69190825609215,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:19","startHours":4.497140562568968,"endHours":5.316617331921286,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:08","startHours":5.111748139583207,"endHours":6.1360941012736046,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:09","startHours":14.330861794796787,"endHours":15.150338564149106,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:14","end":"18:38","startHours":18.228245641558377,"endHours":18.628245641558376,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:26","end":"18:56","startHours":18.428245641558377,"endHours":18.940418622403577,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:11","end":"19:56","startHours":18.178245641558377,"endHours":19.928245641558377,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:42","startHours":23.87243148673983,"endHours":24.69190825609215,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:08","end":"07:40","startHours":6.1360941012736046,"endHours":7.672613043809201,"quality":"auspicious"},{"name":"Kāla","start":"07:40","end":"09:13","startHours":7.672613043809201,"endHours":9.209131986344797,"quality":"inauspicious"},{"name":"Śubha","start":"09:13","end":"10:45","startHours":9.209131986344797,"endHours":10.745650928880394,"quality":"auspicious"},{"name":"Roga","start":"10:45","end":"12:17","startHours":10.745650928880394,"endHours":12.282169871415991,"quality":"inauspicious"},{"name":"Udveg","start":"12:17","end":"13:49","startHours":12.282169871415991,"endHours":13.818688813951587,"quality":"inauspicious"},{"name":"Chala","start":"13:49","end":"15:21","startHours":13.818688813951587,"endHours":15.355207756487184,"quality":"neutral"},{"name":"Labha","start":"15:21","end":"16:54","startHours":15.355207756487184,"endHours":16.89172669902278,"quality":"auspicious"},{"name":"Amṛta","start":"16:54","end":"18:26","startHours":16.89172669902278,"endHours":18.428245641558377,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:26","end":"19:54","startHours":18.428245641558377,"endHours":19.89172669902278,"quality":"neutral"},{"name":"Labha","start":"19:54","end":"21:21","startHours":19.89172669902278,"endHours":21.355207756487182,"quality":"auspicious"},{"name":"Amṛta","start":"21:21","end":"22:49","startHours":21.355207756487182,"endHours":22.81868881395159,"quality":"auspicious"},{"name":"Kāla","start":"22:49","end":"00:17","startHours":22.81868881395159,"endHours":24.28216987141599,"quality":"inauspicious"},{"name":"Śubha","start":"00:17","end":"01:45","startHours":24.28216987141599,"endHours":25.745650928880394,"quality":"auspicious"},{"name":"Roga","start":"01:45","end":"03:13","startHours":25.745650928880394,"endHours":27.209131986344797,"quality":"inauspicious"},{"name":"Udveg","start":"03:13","end":"04:40","startHours":27.209131986344797,"endHours":28.6726130438092,"quality":"inauspicious"},{"name":"Chala","start":"04:40","end":"06:08","startHours":28.6726130438092,"endHours":30.136094101273606,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.1360941012736046,"endHours":7.1360941012736046,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.1360941012736046,"endHours":8.136094101273605,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.136094101273605,"endHours":9.136094101273605,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.136094101273605,"endHours":10.136094101273605,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.136094101273605,"endHours":11.136094101273605,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.136094101273605,"endHours":12.136094101273605,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.136094101273605,"endHours":13.136094101273605,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.136094101273605,"endHours":14.136094101273605,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.136094101273605,"endHours":15.136094101273605,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.136094101273605,"endHours":16.136094101273606,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.136094101273606,"endHours":17.136094101273606,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.136094101273606,"endHours":18.136094101273606,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.136094101273606,"endHours":19.136094101273606,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.136094101273606,"endHours":20.136094101273606,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.136094101273606,"endHours":21.136094101273606,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.136094101273606,"endHours":22.136094101273606,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.136094101273606,"endHours":23.136094101273606,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.136094101273606,"endHours":24.136094101273606,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.136094101273606,"endHours":25.136094101273606,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.136094101273606,"endHours":26.136094101273606,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.136094101273606,"endHours":27.136094101273606,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.136094101273606,"endHours":28.136094101273606,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.136094101273606,"endHours":29.136094101273606,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.136094101273606,"endHours":30.136094101273606,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":6.6281345145663275,"eotMinutes":2.2010077150405363,"ayanamsa":22.745}},"calendars":{"vikram_samvat":1977,"vikram_samvatsara":"Śrīmukha","saka_samvat":1842,"saka_samvatsara":"Raudra","bengali_samvat":1327,"malayalam_era":1096,"nanakshahi_year":451,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Aṣṭamī · Vikram 1977 Śrīmukha · Śaka 1842 Raudra"},"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":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"erode"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 6, 1920 CE · Erode, Tamil Nadu · Vidhyamitra","description":"September 6, 1920 CE for Erode, Tamil Nadu: Kṛṣṇa Aṣṭamī, sūryodaya 06:08, sūryāsta 18:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1920-09-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1920-09-06","sa":"https://sa.vidhyamitra.com/city/erode/1920-09-06","hi":"https://hi.vidhyamitra.com/city/erode/1920-09-06","x-default":"https://vidhyamitra.com/city/erode/1920-09-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-23T09:25:46.324Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-05-23T09:25:46.324Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-23T09:25:46.324Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}