{"id":"vidhyamitra:city-day:ayodhya:1817-05-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1817-05-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1817-05-09","date_display":"May 9, 1817 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":1817,"month":5,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384833.770833,"kali_year":4919,"ahargana":1796368.2708,"sun":{"sidereal_longitude":27.1479,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":304.5689,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":277.4209,"elapsed_within_tithi_degrees":1.4209},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":304.5689,"elapsed_within_degrees":11.2355},"yoga":{"number":25,"name":"Brahma","sum_longitude":331.7168},"karana":{"half_tithi_index":46,"name":"Taitila"},"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":1817,"month":5,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2384833.770833,"ahargana":1796368.2708,"kali_year":4919,"ayanamsa_lahiri":21.3015,"grahas":{"sun":{"sidereal_longitude":26.71627000000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":307.14107,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false,"latitude":-4.4815},"mars":{"sidereal_longitude":329.94677,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":48.73966999999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":229.12167,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":48.68736999999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":315.30026999999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":39.7643,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":219.7643,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":1817,"month":5,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384833.770833,"kali_year":4919,"ahargana":1796368.2708,"sun":{"sidereal_longitude":27.1479,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":304.5689,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":277.4209,"elapsed_within_tithi_degrees":1.4209},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":304.5689,"elapsed_within_degrees":11.2355},"yoga":{"number":25,"name":"Brahma","sum_longitude":331.7168},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.481,"elongation":82.579},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.481,"opposition_distance":97.421}},"eclipse_window_40days":[{"offset_days":7,"type":"solar","occurs":true,"moon_latitude":-0.618,"elongation":2.359}]},"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":"05:18","sunsetLocal":"18:37","solarNoonLocal":"11:58","dayLengthHours":13.33123884751325,"dayLengthDisplay":"13 Hours 19 Mins 52 Secs","nightLengthDisplay":"10 Hours 40 Mins 08 Secs","moonriseLocal":"01:01","moonsetLocal":"12:17","rahuKala":{"name":"Rāhu Kāla","start":"10:18","end":"11:58","startHours":10.292804169655078,"endHours":11.959209025594234,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:18","end":"16:58","startHours":15.292018737472546,"endHours":16.958423593411702,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:58","end":"08:38","startHours":6.959994457776764,"endHours":8.62639931371592,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:24","end":"08:51","startHours":8.4042119995907,"endHours":8.848586627841142,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:51","end":"06:12","startHours":5.84905788715066,"endHours":6.204557589751013,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:31","end":"12:24","startHours":11.51483439734379,"endHours":12.403583653844674,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:31","end":"04:24","startHours":3.516091088835841,"endHours":4.404840345336725,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:11","end":"05:18","startHours":4.182653031211504,"endHours":5.293589601837608,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:11","end":"15:04","startHours":14.18108216684644,"endHours":15.069831423347324,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:25","end":"18:49","startHours":18.42482844935086,"endHours":18.824828449350857,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:37","end":"19:11","startHours":18.624828449350858,"endHours":19.18029673466391,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:22","end":"20:07","startHours":18.374828449350858,"endHours":20.124828449350858,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:31","end":"00:24","startHours":23.514834397343794,"endHours":24.403583653844674,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:18","end":"06:58","startHours":5.293589601837608,"endHours":6.959994457776764,"quality":"neutral"},{"name":"Labha","start":"06:58","end":"08:38","startHours":6.959994457776764,"endHours":8.62639931371592,"quality":"auspicious"},{"name":"Amṛta","start":"08:38","end":"10:18","startHours":8.62639931371592,"endHours":10.292804169655078,"quality":"auspicious"},{"name":"Kāla","start":"10:18","end":"11:58","startHours":10.292804169655078,"endHours":11.959209025594234,"quality":"inauspicious"},{"name":"Śubha","start":"11:58","end":"13:38","startHours":11.959209025594234,"endHours":13.62561388153339,"quality":"auspicious"},{"name":"Roga","start":"13:38","end":"15:18","startHours":13.62561388153339,"endHours":15.292018737472546,"quality":"inauspicious"},{"name":"Udveg","start":"15:18","end":"16:58","startHours":15.292018737472546,"endHours":16.958423593411702,"quality":"inauspicious"},{"name":"Chala","start":"16:58","end":"18:37","startHours":16.958423593411702,"endHours":18.624828449350858,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:37","end":"19:58","startHours":18.624828449350858,"endHours":19.958423593411702,"quality":"inauspicious"},{"name":"Udveg","start":"19:58","end":"21:18","startHours":19.958423593411702,"endHours":21.292018737472546,"quality":"inauspicious"},{"name":"Chala","start":"21:18","end":"22:38","startHours":21.292018737472546,"endHours":22.62561388153339,"quality":"neutral"},{"name":"Labha","start":"22:38","end":"23:58","startHours":22.62561388153339,"endHours":23.959209025594234,"quality":"auspicious"},{"name":"Amṛta","start":"23:58","end":"01:18","startHours":23.959209025594234,"endHours":25.292804169655078,"quality":"auspicious"},{"name":"Kāla","start":"01:18","end":"02:38","startHours":25.292804169655078,"endHours":26.626399313715922,"quality":"inauspicious"},{"name":"Śubha","start":"02:38","end":"03:58","startHours":26.626399313715922,"endHours":27.959994457776766,"quality":"auspicious"},{"name":"Roga","start":"03:58","end":"05:18","startHours":27.959994457776766,"endHours":29.29358960183761,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:18","end":"06:18","startHours":5.293589601837608,"endHours":6.293589601837608,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:18","end":"07:18","startHours":6.293589601837608,"endHours":7.293589601837608,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:18","end":"08:18","startHours":7.293589601837608,"endHours":8.293589601837608,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:18","end":"09:18","startHours":8.293589601837608,"endHours":9.293589601837608,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:18","end":"10:18","startHours":9.293589601837608,"endHours":10.293589601837608,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:18","end":"11:18","startHours":10.293589601837608,"endHours":11.293589601837608,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:18","end":"12:18","startHours":11.293589601837608,"endHours":12.293589601837608,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:18","end":"13:18","startHours":12.293589601837608,"endHours":13.293589601837608,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:18","end":"14:18","startHours":13.293589601837608,"endHours":14.293589601837608,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:18","end":"15:18","startHours":14.293589601837608,"endHours":15.293589601837608,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:18","end":"16:18","startHours":15.293589601837608,"endHours":16.29358960183761,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:18","end":"17:18","startHours":16.29358960183761,"endHours":17.29358960183761,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:18","end":"18:18","startHours":17.29358960183761,"endHours":18.29358960183761,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:18","end":"19:18","startHours":18.29358960183761,"endHours":19.29358960183761,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:18","end":"20:18","startHours":19.29358960183761,"endHours":20.29358960183761,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:18","end":"21:18","startHours":20.29358960183761,"endHours":21.29358960183761,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:18","end":"22:18","startHours":21.29358960183761,"endHours":22.29358960183761,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:18","end":"23:18","startHours":22.29358960183761,"endHours":23.29358960183761,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:18","end":"00:18","startHours":23.29358960183761,"endHours":24.29358960183761,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:18","end":"01:18","startHours":24.29358960183761,"endHours":25.29358960183761,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:18","end":"02:18","startHours":25.29358960183761,"endHours":26.29358960183761,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:18","end":"03:18","startHours":26.29358960183761,"endHours":27.29358960183761,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:18","end":"04:18","startHours":27.29358960183761,"endHours":28.29358960183761,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:18","end":"05:18","startHours":28.29358960183761,"endHours":29.29358960183761,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":17.19683897786205,"eotMinutes":3.631458464346112,"ayanamsa":21.3015}},"calendars":{"vikram_samvat":1874,"vikram_samvatsara":"Vikṛti","saka_samvat":1739,"saka_samvatsara":"Īśvara","bengali_samvat":1224,"malayalam_era":993,"nanakshahi_year":348,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Navamī · Vikram 1874 Vikṛti · Śaka 1739 Īśvara"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"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":[]},"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 9, 1817 CE · Ayodhyā · Vidhyamitra","description":"May 9, 1817 CE for Ayodhyā: Kṛṣṇa Navamī, sūryodaya 05:18, sūryāsta 18:37.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1817-05-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1817-05-09","sa":"https://sa.vidhyamitra.com/city/ayodhya/1817-05-09","hi":"https://hi.vidhyamitra.com/city/ayodhya/1817-05-09","x-default":"https://vidhyamitra.com/city/ayodhya/1817-05-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T09:33:42.438Z","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":"2026-05-21T09:33:42.438Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T09:33:42.438Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}