{"id":"vidhyamitra:city-day:ayodhya:1791-04-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1791-04-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1791-04-12","date_display":"April 12, 1791 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":1791,"month":4,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2375310.770833,"kali_year":4892,"ahargana":1786845.2708,"sun":{"sidereal_longitude":1.7343,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":98.5595,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":96.8252,"elapsed_within_tithi_degrees":0.8252},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":98.5595,"elapsed_within_degrees":5.2262},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":100.2939},"karana":{"half_tithi_index":16,"name":"Bālava"},"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":1791,"month":4,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2375310.770833,"ahargana":1786845.2708,"kali_year":4892,"ayanamsa_lahiri":20.9373,"grahas":{"sun":{"sidereal_longitude":1.1209180000000174,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":94.76291800000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false,"latitude":-4.4878},"mars":{"sidereal_longitude":356.54681800000003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":1.6559179999999856,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":155.17311799999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":28.158518000000015,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":351.918018,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":184.3386,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":4.3386,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":1791,"month":4,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2375310.770833,"kali_year":4892,"ahargana":1786845.2708,"sun":{"sidereal_longitude":1.7343,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":98.5595,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":96.8252,"elapsed_within_tithi_degrees":0.8252},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":98.5595,"elapsed_within_degrees":5.2262},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":100.2939},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.488,"elongation":96.825},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.488,"opposition_distance":83.175}},"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":"05:41","sunsetLocal":"18:24","solarNoonLocal":"12:02","dayLengthHours":12.70977787829981,"dayLengthDisplay":"12 Hours 42 Mins 35 Secs","nightLengthDisplay":"11 Hours 17 Mins 25 Secs","moonriseLocal":"11:29","moonsetLocal":"01:04","rahuKala":{"name":"Rāhu Kāla","start":"15:13","end":"16:48","startHours":15.214569488900642,"endHours":16.80329172368812,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:52","end":"10:27","startHours":8.859680549750736,"endHours":10.448402784538214,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:02","end":"13:38","startHours":12.03712501932569,"endHours":13.625847254113165,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:04","startHours":8.64785091844574,"endHours":9.071510181055734,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:13","end":"06:33","startHours":6.211810158438276,"endHours":6.55073756852627,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:28","startHours":11.613465756715696,"endHours":12.460784281935682,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:59","end":"04:50","startHours":3.987599029735809,"endHours":4.834917554955797,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:37","end":"05:41","startHours":4.623087923650799,"endHours":5.682236080175784,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:00","startHours":14.155421332375658,"endHours":15.002739857595646,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:12","end":"18:36","startHours":18.192013958475595,"endHours":18.592013958475594,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:24","end":"18:55","startHours":18.392013958475594,"endHours":18.921588036738086,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:09","end":"19:54","startHours":18.142013958475594,"endHours":19.892013958475594,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:28","startHours":23.613465756715694,"endHours":24.460784281935684,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:41","end":"07:16","startHours":5.682236080175784,"endHours":7.27095831496326,"quality":"inauspicious"},{"name":"Udveg","start":"07:16","end":"08:52","startHours":7.27095831496326,"endHours":8.859680549750736,"quality":"inauspicious"},{"name":"Chala","start":"08:52","end":"10:27","startHours":8.859680549750736,"endHours":10.448402784538214,"quality":"neutral"},{"name":"Labha","start":"10:27","end":"12:02","startHours":10.448402784538214,"endHours":12.03712501932569,"quality":"auspicious"},{"name":"Amṛta","start":"12:02","end":"13:38","startHours":12.03712501932569,"endHours":13.625847254113165,"quality":"auspicious"},{"name":"Kāla","start":"13:38","end":"15:13","startHours":13.625847254113165,"endHours":15.214569488900642,"quality":"inauspicious"},{"name":"Śubha","start":"15:13","end":"16:48","startHours":15.214569488900642,"endHours":16.80329172368812,"quality":"auspicious"},{"name":"Roga","start":"16:48","end":"18:24","startHours":16.80329172368812,"endHours":18.392013958475594,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:24","end":"19:48","startHours":18.392013958475594,"endHours":19.80329172368812,"quality":"inauspicious"},{"name":"Śubha","start":"19:48","end":"21:13","startHours":19.80329172368812,"endHours":21.214569488900644,"quality":"auspicious"},{"name":"Roga","start":"21:13","end":"22:38","startHours":21.214569488900644,"endHours":22.625847254113165,"quality":"inauspicious"},{"name":"Udveg","start":"22:38","end":"00:02","startHours":22.625847254113165,"endHours":24.03712501932569,"quality":"inauspicious"},{"name":"Chala","start":"00:02","end":"01:27","startHours":24.03712501932569,"endHours":25.448402784538214,"quality":"neutral"},{"name":"Labha","start":"01:27","end":"02:52","startHours":25.448402784538214,"endHours":26.859680549750735,"quality":"auspicious"},{"name":"Amṛta","start":"02:52","end":"04:16","startHours":26.859680549750735,"endHours":28.27095831496326,"quality":"auspicious"},{"name":"Kāla","start":"04:16","end":"05:41","startHours":28.27095831496326,"endHours":29.682236080175784,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:41","end":"06:41","startHours":5.682236080175784,"endHours":6.682236080175784,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:41","end":"07:41","startHours":6.682236080175784,"endHours":7.682236080175784,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:41","end":"08:41","startHours":7.682236080175784,"endHours":8.682236080175784,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:41","end":"09:41","startHours":8.682236080175784,"endHours":9.682236080175784,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:41","end":"10:41","startHours":9.682236080175784,"endHours":10.682236080175784,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:41","end":"11:41","startHours":10.682236080175784,"endHours":11.682236080175784,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:41","end":"12:41","startHours":11.682236080175784,"endHours":12.682236080175784,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:41","end":"13:41","startHours":12.682236080175784,"endHours":13.682236080175784,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:41","end":"14:41","startHours":13.682236080175784,"endHours":14.682236080175784,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:41","end":"15:41","startHours":14.682236080175784,"endHours":15.682236080175784,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:41","end":"16:41","startHours":15.682236080175784,"endHours":16.682236080175784,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:41","end":"17:41","startHours":16.682236080175784,"endHours":17.682236080175784,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:41","end":"18:41","startHours":17.682236080175784,"endHours":18.682236080175784,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:41","end":"19:41","startHours":18.682236080175784,"endHours":19.682236080175784,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:41","end":"20:41","startHours":19.682236080175784,"endHours":20.682236080175784,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:41","end":"21:41","startHours":20.682236080175784,"endHours":21.682236080175784,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:41","end":"22:41","startHours":21.682236080175784,"endHours":22.682236080175784,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:41","end":"23:41","startHours":22.682236080175784,"endHours":23.682236080175784,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:41","end":"00:41","startHours":23.682236080175784,"endHours":24.682236080175784,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:41","end":"01:41","startHours":24.682236080175784,"endHours":25.682236080175784,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:41","end":"02:41","startHours":25.682236080175784,"endHours":26.682236080175784,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:41","end":"03:41","startHours":26.682236080175784,"endHours":27.682236080175784,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:41","end":"04:41","startHours":27.682236080175784,"endHours":28.682236080175784,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:41","end":"05:41","startHours":28.682236080175784,"endHours":29.682236080175784,"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","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.590293295219723,"eotMinutes":-1.043501159541278,"ayanamsa":20.9373}},"calendars":{"vikram_samvat":1848,"vikram_samvatsara":"Raktākṣī","saka_samvat":1713,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1198,"malayalam_era":967,"nanakshahi_year":322,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Navamī · Vikram 1848 Raktākṣī · Śaka 1713 Virodhakṛt"},"festivals":[{"id":"rama-navami","name":"Rāma Navamī","name_sanskrit":"राम नवमी","tradition":"Vaishnava","associated_deity":"Rāma (18th avatāra of Krishna)","deity_avatara_index":18,"significance":"Bhagavān Rāma's birth at Ayodhyā. Sūryavaṃśa's most exalted moment.","vrata":true,"primary_observance":"Madhyāhna (noon) abhiṣekam in Ayodhyā tradition","detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":1,"related_chart":"rama","historical_anchor":{"event":"Bhagavān Rāma's birth at Ayodhyā","date_julian":"-1626101-04-03","location":"Ayodhyā"},"sources":["Vālmīki Rāmāyaṇa, Bāla-Kāṇḍa 1.18"]}],"todays_walk":{"walk":{"id":"rama-navami-walk","name":"Rāma Navamī Walk","name_sanskrit":"राम नवमी यात्रा","type":"festival","description":"Vālmīki Bāla-Kāṇḍa selections + BG 4.7-8 (avatāra principle).","step_count":9,"url":"/walk/rama-navami-walk"},"reason":"Today is Rāma Navamī — its dedicated walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 April 12, 1791 CE · Ayodhyā · Vidhyamitra","description":"April 12, 1791 CE for Ayodhyā: Śukla Navamī, sūryodaya 05:41, sūryāsta 18:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1791-04-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1791-04-12","sa":"https://sa.vidhyamitra.com/city/ayodhya/1791-04-12","hi":"https://hi.vidhyamitra.com/city/ayodhya/1791-04-12","x-default":"https://vidhyamitra.com/city/ayodhya/1791-04-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T10:43:46.289Z","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":"2026-05-31T10:43:46.289Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T10:43:46.289Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}