{"id":"vidhyamitra:city-day:ayodhya:1816-05-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1816-05-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1816-05-13","date_display":"May 13, 1816 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":1816,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384472.770833,"kali_year":4918,"ahargana":1796007.2708,"sun":{"sidereal_longitude":31.2319,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":230.6092,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":199.3772,"elapsed_within_tithi_degrees":7.3772},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":230.6092,"elapsed_within_degrees":3.9425},"yoga":{"number":20,"name":"Śiva","sum_longitude":261.8411},"karana":{"half_tithi_index":33,"name":"Gara"},"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":1816,"month":5,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2384472.770833,"ahargana":1796007.2708,"kali_year":4918,"ayanamsa_lahiri":21.2877,"grahas":{"sun":{"sidereal_longitude":30.82306299999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":229.18526299999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false,"latitude":0.6476},"mars":{"sidereal_longitude":82.83726300000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":42.490662999999984,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":193.92976299999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":11.958163000000013,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":304.21926299999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":58.8918,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":238.8918,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"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":1816,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384472.770833,"kali_year":4918,"ahargana":1796007.2708,"sun":{"sidereal_longitude":31.2319,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":230.6092,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":199.3772,"elapsed_within_tithi_degrees":7.3772},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":230.6092,"elapsed_within_degrees":3.9425},"yoga":{"number":20,"name":"Śiva","sum_longitude":261.8411},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.648,"elongation":160.623},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.648,"opposition_distance":19.377}},"eclipse_window_40days":[{"offset_days":14,"type":"solar","occurs":true,"moon_latitude":-1.177,"elongation":1.633}]},"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":"05:15","sunsetLocal":"18:40","solarNoonLocal":"11:57","dayLengthHours":13.41483656621401,"dayLengthDisplay":"13 Hours 24 Mins 53 Secs","nightLengthDisplay":"10 Hours 35 Mins 07 Secs","moonriseLocal":"19:55","moonsetLocal":"06:27","rahuKala":{"name":"Rāhu Kāla","start":"06:56","end":"08:36","startHours":6.9266123086104745,"endHours":8.603466879387225,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:17","end":"11:57","startHours":10.280321450163978,"endHours":11.957176020940729,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:38","end":"15:19","startHours":13.63403059171748,"endHours":15.31088516249423,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:23","end":"08:50","startHours":8.379886269950326,"endHours":8.827047488824125,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:49","end":"06:10","startHours":5.808709261425973,"endHours":6.166438236525013,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:31","end":"12:24","startHours":11.510014802066927,"endHours":12.404337239814527,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:28","end":"04:21","startHours":3.4611128623385214,"endHours":4.355435300086122,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:08","end":"05:15","startHours":4.131854690649222,"endHours":5.249757737833723,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"15:05","startHours":14.192982115309729,"endHours":15.08730455305733,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:28","end":"18:52","startHours":18.464594304047733,"endHours":18.86459430404773,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:40","end":"19:13","startHours":18.664594304047732,"endHours":19.22354582763998,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:25","end":"20:10","startHours":18.414594304047732,"endHours":20.164594304047732,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:31","end":"00:24","startHours":23.510014802066927,"endHours":24.40433723981453,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:15","end":"06:56","startHours":5.249757737833723,"endHours":6.9266123086104745,"quality":"auspicious"},{"name":"Kāla","start":"06:56","end":"08:36","startHours":6.9266123086104745,"endHours":8.603466879387225,"quality":"inauspicious"},{"name":"Śubha","start":"08:36","end":"10:17","startHours":8.603466879387225,"endHours":10.280321450163978,"quality":"auspicious"},{"name":"Roga","start":"10:17","end":"11:57","startHours":10.280321450163978,"endHours":11.957176020940729,"quality":"inauspicious"},{"name":"Udveg","start":"11:57","end":"13:38","startHours":11.957176020940729,"endHours":13.63403059171748,"quality":"inauspicious"},{"name":"Chala","start":"13:38","end":"15:19","startHours":13.63403059171748,"endHours":15.31088516249423,"quality":"neutral"},{"name":"Labha","start":"15:19","end":"16:59","startHours":15.31088516249423,"endHours":16.98773973327098,"quality":"auspicious"},{"name":"Amṛta","start":"16:59","end":"18:40","startHours":16.98773973327098,"endHours":18.664594304047732,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:40","end":"19:59","startHours":18.664594304047732,"endHours":19.98773973327098,"quality":"neutral"},{"name":"Labha","start":"19:59","end":"21:19","startHours":19.98773973327098,"endHours":21.31088516249423,"quality":"auspicious"},{"name":"Amṛta","start":"21:19","end":"22:38","startHours":21.31088516249423,"endHours":22.63403059171748,"quality":"auspicious"},{"name":"Kāla","start":"22:38","end":"23:57","startHours":22.63403059171748,"endHours":23.95717602094073,"quality":"inauspicious"},{"name":"Śubha","start":"23:57","end":"01:17","startHours":23.95717602094073,"endHours":25.280321450163974,"quality":"auspicious"},{"name":"Roga","start":"01:17","end":"02:36","startHours":25.280321450163974,"endHours":26.603466879387224,"quality":"inauspicious"},{"name":"Udveg","start":"02:36","end":"03:56","startHours":26.603466879387224,"endHours":27.926612308610473,"quality":"inauspicious"},{"name":"Chala","start":"03:56","end":"05:15","startHours":27.926612308610473,"endHours":29.249757737833722,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:15","end":"06:15","startHours":5.249757737833723,"endHours":6.249757737833723,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:15","end":"07:15","startHours":6.249757737833723,"endHours":7.249757737833723,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:15","end":"08:15","startHours":7.249757737833723,"endHours":8.249757737833722,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:15","end":"09:15","startHours":8.249757737833722,"endHours":9.249757737833722,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:15","end":"10:15","startHours":9.249757737833722,"endHours":10.249757737833722,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:15","end":"11:15","startHours":10.249757737833722,"endHours":11.249757737833722,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:15","end":"12:15","startHours":11.249757737833722,"endHours":12.249757737833722,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:15","end":"13:15","startHours":12.249757737833722,"endHours":13.249757737833722,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:15","end":"14:15","startHours":13.249757737833722,"endHours":14.249757737833722,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:15","end":"15:15","startHours":14.249757737833722,"endHours":15.249757737833722,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:15","end":"16:15","startHours":15.249757737833722,"endHours":16.249757737833722,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:15","end":"17:15","startHours":16.249757737833722,"endHours":17.249757737833722,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:15","end":"18:15","startHours":17.249757737833722,"endHours":18.249757737833722,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:15","end":"19:15","startHours":18.249757737833722,"endHours":19.249757737833722,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:15","end":"20:15","startHours":19.249757737833722,"endHours":20.249757737833722,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:15","end":"21:15","startHours":20.249757737833722,"endHours":21.249757737833722,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:15","end":"22:15","startHours":21.249757737833722,"endHours":22.249757737833722,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:15","end":"23:15","startHours":22.249757737833722,"endHours":23.249757737833722,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:15","end":"00:15","startHours":23.249757737833722,"endHours":24.249757737833722,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:15","end":"01:15","startHours":24.249757737833722,"endHours":25.249757737833722,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:15","end":"02:15","startHours":25.249757737833722,"endHours":26.249757737833722,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:15","end":"03:15","startHours":26.249757737833722,"endHours":27.249757737833722,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:15","end":"04:15","startHours":27.249757737833722,"endHours":28.249757737833722,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:15","end":"05:15","startHours":28.249757737833722,"endHours":29.249757737833722,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.293831914675465,"eotMinutes":3.7534387435564067,"ayanamsa":21.2877}},"calendars":{"vikram_samvat":1873,"vikram_samvatsara":"Virodhi","saka_samvat":1738,"saka_samvatsara":"Dhātṛ","bengali_samvat":1223,"malayalam_era":992,"nanakshahi_year":347,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Dvitīyā · Vikram 1873 Virodhi · Śaka 1738 Dhātṛ"},"festivals":[],"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":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","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 May 13, 1816 CE · Ayodhyā · Vidhyamitra","description":"May 13, 1816 CE for Ayodhyā: Kṛṣṇa Dvitīyā, sūryodaya 05:15, sūryāsta 18:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1816-05-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1816-05-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/1816-05-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/1816-05-13","x-default":"https://vidhyamitra.com/city/ayodhya/1816-05-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T22:59:37.665Z","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":"2026-05-30T22:59:37.665Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-30T22:59:37.665Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}