{"id":"vidhyamitra:city-day:ayodhya:1947-09-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1947-09-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1947-09-18","date_display":"September 18, 1947 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":1947,"month":9,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2432446.770833,"kali_year":5049,"ahargana":1843981.2708,"sun":{"sidereal_longitude":150.5624,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":192.7005,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":42.1381,"elapsed_within_tithi_degrees":6.1381},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":192.7005,"elapsed_within_degrees":6.0338},"yoga":{"number":26,"name":"Indra","sum_longitude":343.2629},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1947,"month":9,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2432446.770833,"ahargana":1843981.2708,"kali_year":5049,"ayanamsa_lahiri":23.1226,"grahas":{"sun":{"sidereal_longitude":151.168403,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":192.81710299999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":1.8501},"mars":{"sidereal_longitude":89.879703,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":167.60430300000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":211.60390299999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":155.82590300000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":114.89980300000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":36.9984,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":216.9984,"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":1947,"month":9,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2432446.770833,"kali_year":5049,"ahargana":1843981.2708,"sun":{"sidereal_longitude":150.5624,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":192.7005,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":42.1381,"elapsed_within_tithi_degrees":6.1381},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":192.7005,"elapsed_within_degrees":6.0338},"yoga":{"number":26,"name":"Indra","sum_longitude":343.2629},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.85,"elongation":42.138},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.85,"opposition_distance":137.862}},"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":"05:46","sunsetLocal":"18:03","solarNoonLocal":"11:55","dayLengthHours":12.277377467241472,"dayLengthDisplay":"12 Hours 16 Mins 39 Secs","nightLengthDisplay":"11 Hours 43 Mins 21 Secs","moonriseLocal":"09:06","moonsetLocal":"20:16","rahuKala":{"name":"Rāhu Kāla","start":"13:27","end":"14:59","startHours":13.444238480510613,"endHours":14.978910663915798,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:46","end":"07:18","startHours":5.770877563484693,"endHours":7.305549746889877,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:50","end":"10:22","startHours":8.840221930295062,"endHours":10.374894113700245,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.635598972507703,"endHours":9.04484488808242,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:17","end":"06:37","startHours":6.282434957953088,"endHours":6.609831690412861,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:30","end":"12:19","startHours":11.500320381530713,"endHours":12.318812212680143,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:08","end":"04:57","startHours":4.13389390118583,"endHours":4.952385732335261,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:45","end":"05:46","startHours":4.747762774547904,"endHours":5.770877563484693,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:46","startHours":13.955795874979007,"endHours":14.774287706128439,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:51","end":"18:15","startHours":17.848255030726165,"endHours":18.248255030726163,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:03","end":"18:34","startHours":18.048255030726164,"endHours":18.559812425194558,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:48","end":"19:33","startHours":17.798255030726164,"endHours":19.548255030726164,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:30","end":"00:19","startHours":23.500320381530713,"endHours":24.318812212680143,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:46","end":"07:18","startHours":5.770877563484693,"endHours":7.305549746889877,"quality":"auspicious"},{"name":"Roga","start":"07:18","end":"08:50","startHours":7.305549746889877,"endHours":8.840221930295062,"quality":"inauspicious"},{"name":"Udveg","start":"08:50","end":"10:22","startHours":8.840221930295062,"endHours":10.374894113700245,"quality":"inauspicious"},{"name":"Chala","start":"10:22","end":"11:55","startHours":10.374894113700245,"endHours":11.909566297105428,"quality":"neutral"},{"name":"Labha","start":"11:55","end":"13:27","startHours":11.909566297105428,"endHours":13.444238480510613,"quality":"auspicious"},{"name":"Amṛta","start":"13:27","end":"14:59","startHours":13.444238480510613,"endHours":14.978910663915798,"quality":"auspicious"},{"name":"Kāla","start":"14:59","end":"16:31","startHours":14.978910663915798,"endHours":16.51358284732098,"quality":"inauspicious"},{"name":"Śubha","start":"16:31","end":"18:03","startHours":16.51358284732098,"endHours":18.048255030726164,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:03","end":"19:31","startHours":18.048255030726164,"endHours":19.51358284732098,"quality":"auspicious"},{"name":"Kāla","start":"19:31","end":"20:59","startHours":19.51358284732098,"endHours":20.978910663915798,"quality":"inauspicious"},{"name":"Śubha","start":"20:59","end":"22:27","startHours":20.978910663915798,"endHours":22.444238480510613,"quality":"auspicious"},{"name":"Roga","start":"22:27","end":"23:55","startHours":22.444238480510613,"endHours":23.909566297105428,"quality":"inauspicious"},{"name":"Udveg","start":"23:55","end":"01:22","startHours":23.909566297105428,"endHours":25.374894113700243,"quality":"inauspicious"},{"name":"Chala","start":"01:22","end":"02:50","startHours":25.374894113700243,"endHours":26.84022193029506,"quality":"neutral"},{"name":"Labha","start":"02:50","end":"04:18","startHours":26.84022193029506,"endHours":28.305549746889877,"quality":"auspicious"},{"name":"Amṛta","start":"04:18","end":"05:46","startHours":28.305549746889877,"endHours":29.770877563484692,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:46","end":"06:46","startHours":5.770877563484693,"endHours":6.770877563484693,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:46","end":"07:46","startHours":6.770877563484693,"endHours":7.770877563484693,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:46","end":"08:46","startHours":7.770877563484693,"endHours":8.770877563484692,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:46","end":"09:46","startHours":8.770877563484692,"endHours":9.770877563484692,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:46","end":"10:46","startHours":9.770877563484692,"endHours":10.770877563484692,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:46","end":"11:46","startHours":10.770877563484692,"endHours":11.770877563484692,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:46","end":"12:46","startHours":11.770877563484692,"endHours":12.770877563484692,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:46","end":"13:46","startHours":12.770877563484692,"endHours":13.770877563484692,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:46","end":"14:46","startHours":13.770877563484692,"endHours":14.770877563484692,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:46","end":"15:46","startHours":14.770877563484692,"endHours":15.770877563484692,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:46","end":"16:46","startHours":15.770877563484692,"endHours":16.770877563484692,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:46","end":"17:46","startHours":16.770877563484692,"endHours":17.770877563484692,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:46","end":"18:46","startHours":17.770877563484692,"endHours":18.770877563484692,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:46","end":"19:46","startHours":18.770877563484692,"endHours":19.770877563484692,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:46","end":"20:46","startHours":19.770877563484692,"endHours":20.770877563484692,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:46","end":"21:46","startHours":20.770877563484692,"endHours":21.770877563484692,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:46","end":"22:46","startHours":21.770877563484692,"endHours":22.770877563484692,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:46","end":"23:46","startHours":22.770877563484692,"endHours":23.770877563484692,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:46","end":"00:46","startHours":23.770877563484692,"endHours":24.770877563484692,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:46","end":"01:46","startHours":24.770877563484692,"endHours":25.770877563484692,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:46","end":"02:46","startHours":25.770877563484692,"endHours":26.770877563484692,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:46","end":"03:46","startHours":26.770877563484692,"endHours":27.770877563484692,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:46","end":"04:46","startHours":27.770877563484692,"endHours":28.770877563484692,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:46","end":"05:46","startHours":28.770877563484692,"endHours":29.770877563484692,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":2.267489850476708,"eotMinutes":6.610022173674397,"ayanamsa":23.1226}},"calendars":{"vikram_samvat":2004,"vikram_samvatsara":"Śārvarī","saka_samvat":1869,"saka_samvatsara":"Sarvajit","bengali_samvat":1354,"malayalam_era":1123,"nanakshahi_year":478,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Caturthī · Vikram 2004 Śārvarī · Śaka 1869 Sarvajit"},"festivals":[{"id":"ganesha-chaturthi","name":"Gaṇeśa Caturthī","name_sanskrit":"गणेश चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Gaṇeśa's birth day; 11-day festival in Maharashtra.","vrata":false,"detection":{"tithi_number":4,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":1},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 September 18, 1947 CE · Ayodhyā · Vidhyamitra","description":"September 18, 1947 CE for Ayodhyā: Śukla Caturthī, sūryodaya 05:46, sūryāsta 18:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1947-09-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1947-09-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/1947-09-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/1947-09-18","x-default":"https://vidhyamitra.com/city/ayodhya/1947-09-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T01:36:36.690Z","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":"2026-06-02T01:36:36.690Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T01:36:36.690Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}