{"id":"vidhyamitra:city-day:ayodhya:-3171-10-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/-3171-10-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3171-10-23","date_display":"October 23, 3172 BCE","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":-3171,"month":10,"day":23,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":563145.770833,"kali_year":-69,"ahargana":-25319.7292,"sun":{"sidereal_longitude":244.2861,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":103.8954,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":219.6093,"elapsed_within_tithi_degrees":3.6093},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":103.8954,"elapsed_within_degrees":10.562},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":348.1815},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":-3171,"month":10,"day":23,"hour":6,"minute":30,"calendar":"julian"},"julian_day":563145.770833,"ahargana":-25319.7292,"kali_year":-69,"ayanamsa_lahiri":-48.3712,"grahas":{"sun":{"sidereal_longitude":244.2861,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"moon":{"sidereal_longitude":103.8954,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false,"latitude":1.7085},"mars":{"sidereal_longitude":62.2133,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":242.2019,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":60.3052,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":197.5438,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":235.3468,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":81.5611,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":261.5611,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":-3171,"month":10,"day":23,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":563145.770833,"kali_year":-69,"ahargana":-25319.7292,"sun":{"sidereal_longitude":244.2861,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":103.8954,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":219.6093,"elapsed_within_tithi_degrees":3.6093},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":103.8954,"elapsed_within_degrees":10.562},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":348.1815},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.709,"elongation":140.391},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.709,"opposition_distance":39.609}},"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":"05:54","sunsetLocal":"17:36","solarNoonLocal":"11:45","dayLengthHours":11.701725297301536,"dayLengthDisplay":"11 Hours 42 Mins 06 Secs","nightLengthDisplay":"12 Hours 17 Mins 54 Secs","moonriseLocal":"19:40","moonsetLocal":"09:07","rahuKala":{"name":"Rāhu Kāla","start":"13:13","end":"14:41","startHours":13.214825080411131,"endHours":14.677540742573825,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:54","end":"07:22","startHours":5.901246769597672,"endHours":7.363962431760364,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:50","end":"10:17","startHours":8.826678093923057,"endHours":10.289393756085747,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:01","startHours":8.631649338968032,"endHours":9.021706848878082,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:23","end":"06:42","startHours":6.3888186569852365,"endHours":6.7008646649132775,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:22","end":"12:09","startHours":11.36205190833839,"endHours":12.142166928158492,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:20","end":"05:07","startHours":4.341016729957468,"endHours":5.12113174977757,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:56","end":"05:54","startHours":4.9261029948225445,"endHours":5.901246769597672,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:42","end":"14:29","startHours":13.702396967798697,"endHours":14.4825119876188,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:24","end":"17:48","startHours":17.40297206689921,"endHours":17.80297206689921,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:36","end":"18:05","startHours":17.60297206689921,"endHours":18.090543954286773,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:21","end":"19:06","startHours":17.35297206689921,"endHours":19.10297206689921,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:22","end":"00:09","startHours":23.36205190833839,"endHours":24.142166928158492,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:54","end":"07:22","startHours":5.901246769597672,"endHours":7.363962431760364,"quality":"auspicious"},{"name":"Roga","start":"07:22","end":"08:50","startHours":7.363962431760364,"endHours":8.826678093923057,"quality":"inauspicious"},{"name":"Udveg","start":"08:50","end":"10:17","startHours":8.826678093923057,"endHours":10.289393756085747,"quality":"inauspicious"},{"name":"Chala","start":"10:17","end":"11:45","startHours":10.289393756085747,"endHours":11.752109418248441,"quality":"neutral"},{"name":"Labha","start":"11:45","end":"13:13","startHours":11.752109418248441,"endHours":13.214825080411131,"quality":"auspicious"},{"name":"Amṛta","start":"13:13","end":"14:41","startHours":13.214825080411131,"endHours":14.677540742573825,"quality":"auspicious"},{"name":"Kāla","start":"14:41","end":"16:08","startHours":14.677540742573825,"endHours":16.140256404736515,"quality":"inauspicious"},{"name":"Śubha","start":"16:08","end":"17:36","startHours":16.140256404736515,"endHours":17.60297206689921,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:36","end":"19:08","startHours":17.60297206689921,"endHours":19.14025640473652,"quality":"auspicious"},{"name":"Kāla","start":"19:08","end":"20:41","startHours":19.14025640473652,"endHours":20.677540742573825,"quality":"inauspicious"},{"name":"Śubha","start":"20:41","end":"22:13","startHours":20.677540742573825,"endHours":22.21482508041113,"quality":"auspicious"},{"name":"Roga","start":"22:13","end":"23:45","startHours":22.21482508041113,"endHours":23.75210941824844,"quality":"inauspicious"},{"name":"Udveg","start":"23:45","end":"01:17","startHours":23.75210941824844,"endHours":25.28939375608575,"quality":"inauspicious"},{"name":"Chala","start":"01:17","end":"02:50","startHours":25.28939375608575,"endHours":26.826678093923057,"quality":"neutral"},{"name":"Labha","start":"02:50","end":"04:22","startHours":26.826678093923057,"endHours":28.363962431760363,"quality":"auspicious"},{"name":"Amṛta","start":"04:22","end":"05:54","startHours":28.363962431760363,"endHours":29.901246769597673,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:54","end":"06:54","startHours":5.901246769597672,"endHours":6.901246769597672,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:54","end":"07:54","startHours":6.901246769597672,"endHours":7.901246769597672,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:54","end":"08:54","startHours":7.901246769597672,"endHours":8.901246769597673,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:54","end":"09:54","startHours":8.901246769597673,"endHours":9.901246769597673,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:54","end":"10:54","startHours":9.901246769597673,"endHours":10.901246769597673,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:54","end":"11:54","startHours":10.901246769597673,"endHours":11.901246769597673,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:54","end":"12:54","startHours":11.901246769597673,"endHours":12.901246769597673,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:54","end":"13:54","startHours":12.901246769597673,"endHours":13.901246769597673,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:54","end":"14:54","startHours":13.901246769597673,"endHours":14.901246769597673,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:54","end":"15:54","startHours":14.901246769597673,"endHours":15.901246769597673,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:54","end":"16:54","startHours":15.901246769597673,"endHours":16.901246769597673,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:54","end":"17:54","startHours":16.901246769597673,"endHours":17.901246769597673,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:54","end":"18:54","startHours":17.901246769597673,"endHours":18.901246769597673,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:54","end":"19:54","startHours":18.901246769597673,"endHours":19.901246769597673,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:54","end":"20:54","startHours":19.901246769597673,"endHours":20.901246769597673,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:54","end":"21:54","startHours":20.901246769597673,"endHours":21.901246769597673,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:54","end":"22:54","startHours":21.901246769597673,"endHours":22.901246769597673,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:54","end":"23:54","startHours":22.901246769597673,"endHours":23.901246769597673,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:54","end":"00:54","startHours":23.901246769597673,"endHours":24.901246769597673,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:54","end":"01:54","startHours":24.901246769597673,"endHours":25.901246769597673,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:54","end":"02:54","startHours":25.901246769597673,"endHours":26.901246769597673,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:54","end":"03:54","startHours":26.901246769597673,"endHours":27.901246769597673,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:54","end":"04:54","startHours":27.901246769597673,"endHours":28.901246769597673,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:54","end":"05:54","startHours":28.901246769597673,"endHours":29.901246769597673,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-6.261243667520457,"eotMinutes":16.057434905093558,"ayanamsa":-48.3712}},"calendars":{"vikram_samvat":-3114,"saka_samvat":-3249,"bengali_samvat":-3764,"malayalam_era":-3995,"nanakshahi_year":-4640,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Caturthī · Vikram -3114 undefined · Śaka -3249 undefined"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":true,"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 October 23, 3172 BCE · Ayodhyā · Vidhyamitra","description":"October 23, 3172 BCE for Ayodhyā: Kṛṣṇa Caturthī, sūryodaya 05:54, sūryāsta 17:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/-3171-10-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/-3171-10-23","sa":"https://sa.vidhyamitra.com/city/ayodhya/-3171-10-23","hi":"https://hi.vidhyamitra.com/city/ayodhya/-3171-10-23","x-default":"https://vidhyamitra.com/city/ayodhya/-3171-10-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T20:06:25.030Z","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":"2026-05-31T20:06:25.030Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T20:06:25.030Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}