{"id":"vidhyamitra:city-day:ayodhya:1803-12-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1803-12-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1803-12-13","date_display":"December 13, 1803 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":1803,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2379937.770833,"kali_year":4905,"ahargana":1791472.2708,"sun":{"sidereal_longitude":239.0972,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":224.9468,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":345.8496,"elapsed_within_tithi_degrees":9.8496},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":224.9468,"elapsed_within_degrees":11.6134},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":104.044},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1803,"month":12,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2379937.770833,"ahargana":1791472.2708,"kali_year":4905,"ayanamsa_lahiri":21.1143,"grahas":{"sun":{"sidereal_longitude":239.01833299999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":225.88803299999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false,"latitude":-4.3303},"mars":{"sidereal_longitude":240.41473299999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":238.348833,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":190.68123300000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":256.445833,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":163.43603299999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":299.1779,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":119.1779,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":1803,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2379937.770833,"kali_year":4905,"ahargana":1791472.2708,"sun":{"sidereal_longitude":239.0972,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":224.9468,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":345.8496,"elapsed_within_tithi_degrees":9.8496},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":224.9468,"elapsed_within_degrees":11.6134},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":104.044},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.33,"elongation":14.15},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.33,"opposition_distance":165.85}},"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":"06:42","sunsetLocal":"17:11","solarNoonLocal":"11:56","dayLengthHours":10.481775003553125,"dayLengthDisplay":"10 Hours 28 Mins 54 Secs","nightLengthDisplay":"13 Hours 31 Mins 06 Secs","moonriseLocal":"05:47","moonsetLocal":"16:21","rahuKala":{"name":"Rāhu Kāla","start":"14:33","end":"15:52","startHours":14.55533291339798,"endHours":15.865554788842122,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:19","end":"10:37","startHours":9.314445411621417,"endHours":10.62466728706556,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:56","end":"13:15","startHours":11.934889162509698,"endHours":13.24511103795384,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:08","end":"09:29","startHours":9.1397491615622,"endHours":9.489141661680637,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:08","end":"07:25","startHours":7.130742285881183,"endHours":7.410256285975933,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:35","end":"12:17","startHours":11.585496662391261,"endHours":12.284281662628135,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:18","end":"06:00","startHours":5.296431660259387,"endHours":5.995216660496261,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:49","end":"06:42","startHours":5.820520410437043,"endHours":6.694001660733137,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:41","end":"14:23","startHours":13.681851663101886,"endHours":14.38063666333876,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:59","end":"17:23","startHours":16.97577666428626,"endHours":17.37577666428626,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:11","end":"17:37","startHours":17.17577666428626,"endHours":17.612517289434308,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:56","end":"18:41","startHours":16.92577666428626,"endHours":18.67577666428626,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:35","end":"00:17","startHours":23.58549666239126,"endHours":24.284281662628135,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:42","end":"08:00","startHours":6.694001660733137,"endHours":8.004223536177278,"quality":"inauspicious"},{"name":"Udveg","start":"08:00","end":"09:19","startHours":8.004223536177278,"endHours":9.314445411621417,"quality":"inauspicious"},{"name":"Chala","start":"09:19","end":"10:37","startHours":9.314445411621417,"endHours":10.62466728706556,"quality":"neutral"},{"name":"Labha","start":"10:37","end":"11:56","startHours":10.62466728706556,"endHours":11.934889162509698,"quality":"auspicious"},{"name":"Amṛta","start":"11:56","end":"13:15","startHours":11.934889162509698,"endHours":13.24511103795384,"quality":"auspicious"},{"name":"Kāla","start":"13:15","end":"14:33","startHours":13.24511103795384,"endHours":14.55533291339798,"quality":"inauspicious"},{"name":"Śubha","start":"14:33","end":"15:52","startHours":14.55533291339798,"endHours":15.865554788842122,"quality":"auspicious"},{"name":"Roga","start":"15:52","end":"17:11","startHours":15.865554788842122,"endHours":17.17577666428626,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:11","end":"18:52","startHours":17.17577666428626,"endHours":18.86555478884212,"quality":"inauspicious"},{"name":"Śubha","start":"18:52","end":"20:33","startHours":18.86555478884212,"endHours":20.55533291339798,"quality":"auspicious"},{"name":"Roga","start":"20:33","end":"22:15","startHours":20.55533291339798,"endHours":22.24511103795384,"quality":"inauspicious"},{"name":"Udveg","start":"22:15","end":"23:56","startHours":22.24511103795384,"endHours":23.9348891625097,"quality":"inauspicious"},{"name":"Chala","start":"23:56","end":"01:37","startHours":23.9348891625097,"endHours":25.624667287065556,"quality":"neutral"},{"name":"Labha","start":"01:37","end":"03:19","startHours":25.624667287065556,"endHours":27.314445411621417,"quality":"auspicious"},{"name":"Amṛta","start":"03:19","end":"05:00","startHours":27.314445411621417,"endHours":29.004223536177278,"quality":"auspicious"},{"name":"Kāla","start":"05:00","end":"06:42","startHours":29.004223536177278,"endHours":30.694001660733136,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:42","end":"07:42","startHours":6.694001660733137,"endHours":7.694001660733137,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:42","end":"08:42","startHours":7.694001660733137,"endHours":8.694001660733136,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:42","end":"09:42","startHours":8.694001660733136,"endHours":9.694001660733136,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:42","end":"10:42","startHours":9.694001660733136,"endHours":10.694001660733136,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:42","end":"11:42","startHours":10.694001660733136,"endHours":11.694001660733136,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:42","end":"12:42","startHours":11.694001660733136,"endHours":12.694001660733136,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:42","end":"13:42","startHours":12.694001660733136,"endHours":13.694001660733136,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:42","end":"14:42","startHours":13.694001660733136,"endHours":14.694001660733136,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:42","end":"15:42","startHours":14.694001660733136,"endHours":15.694001660733136,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:42","end":"16:42","startHours":15.694001660733136,"endHours":16.694001660733136,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:42","end":"17:42","startHours":16.694001660733136,"endHours":17.694001660733136,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:42","end":"18:42","startHours":17.694001660733136,"endHours":18.694001660733136,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:42","end":"19:42","startHours":18.694001660733136,"endHours":19.694001660733136,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:42","end":"20:42","startHours":19.694001660733136,"endHours":20.694001660733136,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:42","end":"21:42","startHours":20.694001660733136,"endHours":21.694001660733136,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:42","end":"22:42","startHours":21.694001660733136,"endHours":22.694001660733136,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:42","end":"23:42","startHours":22.694001660733136,"endHours":23.694001660733136,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:42","end":"00:42","startHours":23.694001660733136,"endHours":24.694001660733136,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:42","end":"01:42","startHours":24.694001660733136,"endHours":25.694001660733136,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:42","end":"02:42","startHours":25.694001660733136,"endHours":26.694001660733136,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:42","end":"03:42","startHours":26.694001660733136,"endHours":27.694001660733136,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:42","end":"04:42","startHours":27.694001660733136,"endHours":28.694001660733136,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:42","end":"05:42","startHours":28.694001660733136,"endHours":29.694001660733136,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:42","end":"06:42","startHours":29.694001660733136,"endHours":30.694001660733136,"planetary_lord":"Saturn"}],"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","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"North","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.06958865963053,"eotMinutes":5.090650249418121,"ayanamsa":21.1143}},"calendars":{"vikram_samvat":1860,"vikram_samvatsara":"Dhātṛ","saka_samvat":1725,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1210,"malayalam_era":979,"nanakshahi_year":334,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Kārtika","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Caturdaśī · Vikram 1860 Dhātṛ · Śaka 1725 Rudhirodgāri"},"festivals":[{"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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 December 13, 1803 CE · Ayodhyā · Vidhyamitra","description":"December 13, 1803 CE for Ayodhyā: Kṛṣṇa Caturdaśī, sūryodaya 06:42, sūryāsta 17:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1803-12-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1803-12-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/1803-12-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/1803-12-13","x-default":"https://vidhyamitra.com/city/ayodhya/1803-12-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T01:50:59.158Z","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":"2026-05-31T01:50:59.158Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T01:50:59.158Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}