{"id":"vidhyamitra:city-day:ayodhya:2173-09-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2173-09-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2173-09-06","date_display":"September 6, 2173 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":2173,"month":9,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514980.770833,"kali_year":5275,"ahargana":1926515.2708,"sun":{"sidereal_longitude":136.5225,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":121.2068,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":344.6843,"elapsed_within_tithi_degrees":8.6843},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":121.2068,"elapsed_within_degrees":1.2068},"yoga":{"number":20,"name":"Śiva","sum_longitude":257.7293},"karana":{"half_tithi_index":57,"name":"Śakuni"},"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":2173,"month":9,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2514980.770833,"ahargana":1926515.2708,"kali_year":5275,"ayanamsa_lahiri":26.2792,"grahas":{"sun":{"sidereal_longitude":137.640898,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":122.70299799999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false,"latitude":3.0525},"mars":{"sidereal_longitude":111.80599799999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":162.09909800000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":223.02459799999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":181.29559799999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":344.362698,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":343.9499,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":163.9499,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":2173,"month":9,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514980.770833,"kali_year":5275,"ahargana":1926515.2708,"sun":{"sidereal_longitude":136.5225,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":121.2068,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":344.6843,"elapsed_within_tithi_degrees":8.6843},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":121.2068,"elapsed_within_degrees":1.2068},"yoga":{"number":20,"name":"Śiva","sum_longitude":257.7293},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.053,"elongation":15.316},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.053,"opposition_distance":164.684}},"eclipse_window_40days":[]},"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:42","sunsetLocal":"18:16","solarNoonLocal":"11:59","dayLengthHours":12.553371781695663,"dayLengthDisplay":"12 Hours 33 Mins 12 Secs","nightLengthDisplay":"11 Hours 26 Mins 48 Secs","moonriseLocal":"04:32","moonsetLocal":"17:26","rahuKala":{"name":"Rāhu Kāla","start":"07:17","end":"08:51","startHours":7.275535453280117,"endHours":8.844706925992075,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:25","end":"11:59","startHours":10.413878398704032,"endHours":11.98304987141599,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:33","end":"15:07","startHours":13.552221344127947,"endHours":15.121392816839908,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.635484062963814,"endHours":9.053929789020335,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:14","end":"06:34","startHours":6.229421138138811,"endHours":6.564177718984029,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:34","end":"12:24","startHours":11.56460414535947,"endHours":12.401495597472513,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:02","end":"04:52","startHours":4.032581076342071,"endHours":4.869472528455114,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:40","end":"05:42","startHours":4.6602496654268535,"endHours":5.706363980568159,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:05","end":"14:55","startHours":14.075278501698602,"endHours":14.912169953811645,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:04","end":"18:28","startHours":18.059735762263823,"endHours":18.459735762263822,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:16","end":"18:47","startHours":18.259735762263823,"endHours":18.782792919834474,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:01","end":"19:46","startHours":18.009735762263823,"endHours":19.759735762263823,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:34","end":"00:24","startHours":23.56460414535947,"endHours":24.401495597472515,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:42","end":"07:17","startHours":5.706363980568159,"endHours":7.275535453280117,"quality":"auspicious"},{"name":"Kāla","start":"07:17","end":"08:51","startHours":7.275535453280117,"endHours":8.844706925992075,"quality":"inauspicious"},{"name":"Śubha","start":"08:51","end":"10:25","startHours":8.844706925992075,"endHours":10.413878398704032,"quality":"auspicious"},{"name":"Roga","start":"10:25","end":"11:59","startHours":10.413878398704032,"endHours":11.98304987141599,"quality":"inauspicious"},{"name":"Udveg","start":"11:59","end":"13:33","startHours":11.98304987141599,"endHours":13.552221344127947,"quality":"inauspicious"},{"name":"Chala","start":"13:33","end":"15:07","startHours":13.552221344127947,"endHours":15.121392816839908,"quality":"neutral"},{"name":"Labha","start":"15:07","end":"16:41","startHours":15.121392816839908,"endHours":16.690564289551865,"quality":"auspicious"},{"name":"Amṛta","start":"16:41","end":"18:16","startHours":16.690564289551865,"endHours":18.259735762263823,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:16","end":"19:41","startHours":18.259735762263823,"endHours":19.690564289551865,"quality":"neutral"},{"name":"Labha","start":"19:41","end":"21:07","startHours":19.690564289551865,"endHours":21.121392816839908,"quality":"auspicious"},{"name":"Amṛta","start":"21:07","end":"22:33","startHours":21.121392816839908,"endHours":22.55222134412795,"quality":"auspicious"},{"name":"Kāla","start":"22:33","end":"23:59","startHours":22.55222134412795,"endHours":23.983049871415993,"quality":"inauspicious"},{"name":"Śubha","start":"23:59","end":"01:25","startHours":23.983049871415993,"endHours":25.413878398704036,"quality":"auspicious"},{"name":"Roga","start":"01:25","end":"02:51","startHours":25.413878398704036,"endHours":26.844706925992075,"quality":"inauspicious"},{"name":"Udveg","start":"02:51","end":"04:17","startHours":26.844706925992075,"endHours":28.275535453280117,"quality":"inauspicious"},{"name":"Chala","start":"04:17","end":"05:42","startHours":28.275535453280117,"endHours":29.70636398056816,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:42","end":"06:42","startHours":5.706363980568159,"endHours":6.706363980568159,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:42","end":"07:42","startHours":6.706363980568159,"endHours":7.706363980568159,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:42","end":"08:42","startHours":7.706363980568159,"endHours":8.70636398056816,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:42","end":"09:42","startHours":8.70636398056816,"endHours":9.70636398056816,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:42","end":"10:42","startHours":9.70636398056816,"endHours":10.70636398056816,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:42","end":"11:42","startHours":10.70636398056816,"endHours":11.70636398056816,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:42","end":"12:42","startHours":11.70636398056816,"endHours":12.70636398056816,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:42","end":"13:42","startHours":12.70636398056816,"endHours":13.70636398056816,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:42","end":"14:42","startHours":13.70636398056816,"endHours":14.70636398056816,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:42","end":"15:42","startHours":14.70636398056816,"endHours":15.70636398056816,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:42","end":"16:42","startHours":15.70636398056816,"endHours":16.70636398056816,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:42","end":"17:42","startHours":16.70636398056816,"endHours":17.70636398056816,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:42","end":"18:42","startHours":17.70636398056816,"endHours":18.70636398056816,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:42","end":"19:42","startHours":18.70636398056816,"endHours":19.70636398056816,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:42","end":"20:42","startHours":19.70636398056816,"endHours":20.70636398056816,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:42","end":"21:42","startHours":20.70636398056816,"endHours":21.70636398056816,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:42","end":"22:42","startHours":21.70636398056816,"endHours":22.70636398056816,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:42","end":"23:42","startHours":22.70636398056816,"endHours":23.70636398056816,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:42","end":"00:42","startHours":23.70636398056816,"endHours":24.70636398056816,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:42","end":"01:42","startHours":24.70636398056816,"endHours":25.70636398056816,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:42","end":"02:42","startHours":25.70636398056816,"endHours":26.70636398056816,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:42","end":"03:42","startHours":26.70636398056816,"endHours":27.70636398056816,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:42","end":"04:42","startHours":27.70636398056816,"endHours":28.70636398056816,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:42","end":"05:42","startHours":28.70636398056816,"endHours":29.70636398056816,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"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":6.324711286430679,"eotMinutes":2.2010077150405363,"ayanamsa":26.2792}},"calendars":{"vikram_samvat":2230,"vikram_samvatsara":"Vyaya","saka_samvat":2095,"saka_samvatsara":"Śrīmukha","bengali_samvat":1580,"malayalam_era":1349,"nanakshahi_year":704,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Caturdaśī · Vikram 2230 Vyaya · Śaka 2095 Śrīmukha"},"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},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":[]},"validity":{"eternal":false,"location_specific":"ayodhya"},"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, 2173 CE · Ayodhyā · Vidhyamitra","description":"September 6, 2173 CE for Ayodhyā: Kṛṣṇa Caturdaśī, sūryodaya 05:42, sūryāsta 18:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2173-09-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2173-09-06","sa":"https://sa.vidhyamitra.com/city/ayodhya/2173-09-06","hi":"https://hi.vidhyamitra.com/city/ayodhya/2173-09-06","x-default":"https://vidhyamitra.com/city/ayodhya/2173-09-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T23:41:19.630Z","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":"2026-05-21T23:41:19.630Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T23:41:19.630Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}