{"id":"vidhyamitra:city-day:ayodhya:1819-08-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1819-08-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1819-08-13","date_display":"August 13, 1819 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":1819,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2385659.770833,"kali_year":4921,"ahargana":1797194.2708,"sun":{"sidereal_longitude":117.8926,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":28.4751,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":270.5824,"elapsed_within_tithi_degrees":6.5824},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":28.4751,"elapsed_within_degrees":1.8084},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":146.3677},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1819,"month":8,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2385659.770833,"ahargana":1797194.2708,"kali_year":4921,"ayanamsa_lahiri":21.3331,"grahas":{"sun":{"sidereal_longitude":118.06961100000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":31.20291100000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false,"latitude":2.4145},"mars":{"sidereal_longitude":56.25711100000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":147.896811,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":292.064711,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"venus":{"sidereal_longitude":105.18771099999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":340.374011,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":355.9988,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":175.9988,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"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":1819,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2385659.770833,"kali_year":4921,"ahargana":1797194.2708,"sun":{"sidereal_longitude":117.8926,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":28.4751,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":270.5824,"elapsed_within_tithi_degrees":6.5824},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":28.4751,"elapsed_within_degrees":1.8084},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":146.3677},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.415,"elongation":89.418},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.415,"opposition_distance":90.582}},"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":"05:31","sunsetLocal":"18:41","solarNoonLocal":"12:06","dayLengthHours":13.167316169932548,"dayLengthDisplay":"13 Hours 10 Mins 02 Secs","nightLengthDisplay":"10 Hours 49 Mins 58 Secs","moonriseLocal":"23:37","moonsetLocal":"13:00","rahuKala":{"name":"Rāhu Kāla","start":"10:27","end":"12:06","startHours":10.449844157728691,"endHours":12.09575867897026,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:23","end":"17:02","startHours":15.387587721453396,"endHours":17.033502242694965,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:09","end":"08:48","startHours":7.158015115245555,"endHours":8.803929636487123,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:35","end":"09:01","startHours":8.584474366988248,"endHours":9.023384905986,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:25","startHours":6.060738767751176,"endHours":6.411867198949377,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:32","startHours":11.656848139972508,"endHours":12.53466921796801,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:45","end":"04:38","startHours":3.7564584380129804,"endHours":4.634279516008483,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:25","end":"05:31","startHours":4.414824246509608,"endHours":5.512100594003987,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:17","end":"15:10","startHours":14.290311373959018,"endHours":15.16813245195452,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:29","end":"18:53","startHours":18.479416763936534,"endHours":18.879416763936533,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:41","end":"19:14","startHours":18.679416763936533,"endHours":19.228054937683723,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:26","end":"20:11","startHours":18.429416763936533,"endHours":20.179416763936533,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:32","startHours":23.656848139972507,"endHours":24.534669217968013,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:31","end":"07:09","startHours":5.512100594003987,"endHours":7.158015115245555,"quality":"neutral"},{"name":"Labha","start":"07:09","end":"08:48","startHours":7.158015115245555,"endHours":8.803929636487123,"quality":"auspicious"},{"name":"Amṛta","start":"08:48","end":"10:27","startHours":8.803929636487123,"endHours":10.449844157728691,"quality":"auspicious"},{"name":"Kāla","start":"10:27","end":"12:06","startHours":10.449844157728691,"endHours":12.09575867897026,"quality":"inauspicious"},{"name":"Śubha","start":"12:06","end":"13:45","startHours":12.09575867897026,"endHours":13.741673200211828,"quality":"auspicious"},{"name":"Roga","start":"13:45","end":"15:23","startHours":13.741673200211828,"endHours":15.387587721453396,"quality":"inauspicious"},{"name":"Udveg","start":"15:23","end":"17:02","startHours":15.387587721453396,"endHours":17.033502242694965,"quality":"inauspicious"},{"name":"Chala","start":"17:02","end":"18:41","startHours":17.033502242694965,"endHours":18.679416763936533,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:41","end":"20:02","startHours":18.679416763936533,"endHours":20.033502242694965,"quality":"inauspicious"},{"name":"Udveg","start":"20:02","end":"21:23","startHours":20.033502242694965,"endHours":21.387587721453396,"quality":"inauspicious"},{"name":"Chala","start":"21:23","end":"22:45","startHours":21.387587721453396,"endHours":22.741673200211828,"quality":"neutral"},{"name":"Labha","start":"22:45","end":"00:06","startHours":22.741673200211828,"endHours":24.09575867897026,"quality":"auspicious"},{"name":"Amṛta","start":"00:06","end":"01:27","startHours":24.09575867897026,"endHours":25.44984415772869,"quality":"auspicious"},{"name":"Kāla","start":"01:27","end":"02:48","startHours":25.44984415772869,"endHours":26.803929636487123,"quality":"inauspicious"},{"name":"Śubha","start":"02:48","end":"04:09","startHours":26.803929636487123,"endHours":28.158015115245554,"quality":"auspicious"},{"name":"Roga","start":"04:09","end":"05:31","startHours":28.158015115245554,"endHours":29.512100594003986,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:31","end":"06:31","startHours":5.512100594003987,"endHours":6.512100594003987,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:31","end":"07:31","startHours":6.512100594003987,"endHours":7.512100594003987,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:31","end":"08:31","startHours":7.512100594003987,"endHours":8.512100594003986,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:31","end":"09:31","startHours":8.512100594003986,"endHours":9.512100594003986,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:31","end":"10:31","startHours":9.512100594003986,"endHours":10.512100594003986,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:31","end":"11:31","startHours":10.512100594003986,"endHours":11.512100594003986,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:31","end":"12:31","startHours":11.512100594003986,"endHours":12.512100594003986,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:31","end":"13:31","startHours":12.512100594003986,"endHours":13.512100594003986,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:31","end":"14:31","startHours":13.512100594003986,"endHours":14.512100594003986,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:31","end":"15:31","startHours":14.512100594003986,"endHours":15.512100594003986,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:31","end":"16:31","startHours":15.512100594003986,"endHours":16.512100594003986,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:31","end":"17:31","startHours":16.512100594003986,"endHours":17.512100594003986,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:31","end":"18:31","startHours":17.512100594003986,"endHours":18.512100594003986,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:31","end":"19:31","startHours":18.512100594003986,"endHours":19.512100594003986,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:31","end":"20:31","startHours":19.512100594003986,"endHours":20.512100594003986,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:31","end":"21:31","startHours":20.512100594003986,"endHours":21.512100594003986,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:31","end":"22:31","startHours":21.512100594003986,"endHours":22.512100594003986,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:31","end":"23:31","startHours":22.512100594003986,"endHours":23.512100594003986,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:31","end":"00:31","startHours":23.512100594003986,"endHours":24.512100594003986,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:31","end":"01:31","startHours":24.512100594003986,"endHours":25.512100594003986,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:31","end":"02:31","startHours":25.512100594003986,"endHours":26.512100594003986,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:31","end":"03:31","startHours":26.512100594003986,"endHours":27.512100594003986,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:31","end":"04:31","startHours":27.512100594003986,"endHours":28.512100594003986,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:31","end":"05:31","startHours":28.512100594003986,"endHours":29.512100594003986,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"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":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":15.000041339918672,"eotMinutes":-4.561520738215509,"ayanamsa":21.3331}},"calendars":{"vikram_samvat":1876,"vikram_samvatsara":"Nandana","saka_samvat":1741,"saka_samvatsara":"Pramāthi","bengali_samvat":1226,"malayalam_era":995,"nanakshahi_year":350,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Aṣṭamī · Vikram 1876 Nandana · Śaka 1741 Pramāthi"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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},{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"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 August 13, 1819 CE · Ayodhyā · Vidhyamitra","description":"August 13, 1819 CE for Ayodhyā: Kṛṣṇa Aṣṭamī, sūryodaya 05:31, sūryāsta 18:41.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1819-08-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1819-08-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/1819-08-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/1819-08-13","x-default":"https://vidhyamitra.com/city/ayodhya/1819-08-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T08:00:19.727Z","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":"2026-05-22T08:00:19.727Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T08:00:19.727Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}