{"id":"vidhyamitra:city-day:ayodhya:1920-05-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1920-05-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1920-05-20","date_display":"May 20, 1920 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":1920,"month":5,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422464.770833,"kali_year":5022,"ahargana":1833999.2708,"sun":{"sidereal_longitude":36.1015,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":59.1978,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":23.0963,"elapsed_within_tithi_degrees":11.0963},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":59.1978,"elapsed_within_degrees":5.8645},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":95.2993},"karana":{"half_tithi_index":3,"name":"Kaulava"},"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":1920,"month":5,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2422464.770833,"ahargana":1833999.2708,"kali_year":5022,"ayanamsa_lahiri":22.7408,"grahas":{"sun":{"sidereal_longitude":35.96808900000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":61.10408899999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false,"latitude":-2.4692},"mars":{"sidereal_longitude":180.53168900000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":29.68008900000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":108.89768900000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":24.942789000000005,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":132.60098900000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":205.8928,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":25.8928,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":1920,"month":5,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422464.770833,"kali_year":5022,"ahargana":1833999.2708,"sun":{"sidereal_longitude":36.1015,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":59.1978,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":23.0963,"elapsed_within_tithi_degrees":11.0963},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":59.1978,"elapsed_within_degrees":5.8645},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":95.2993},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.469,"elongation":23.096},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.469,"opposition_distance":156.904}},"eclipse_window_40days":[{"offset_days":-17,"type":"lunar","occurs":true,"moon_latitude":-0.46,"opposition_distance":1.139}]},"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":"05:11","sunsetLocal":"18:44","solarNoonLocal":"11:58","dayLengthHours":13.537190697491269,"dayLengthDisplay":"13 Hours 32 Mins 14 Secs","nightLengthDisplay":"10 Hours 27 Mins 46 Secs","moonriseLocal":"06:45","moonsetLocal":"20:31","rahuKala":{"name":"Rāhu Kāla","start":"13:39","end":"15:21","startHours":13.651910286916657,"endHours":15.344059124103065,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:11","end":"06:53","startHours":5.191166100984614,"endHours":6.883314938171023,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:35","end":"10:16","startHours":8.57546377535743,"endHours":10.26761261254384,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:21","end":"08:48","startHours":8.349843930399244,"endHours":8.80108362031562,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:45","end":"06:07","startHours":5.755215713380084,"endHours":6.116207465313185,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:31","end":"12:25","startHours":11.508521759813872,"endHours":12.411001139646624,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:23","end":"04:17","startHours":3.386207341319112,"endHours":4.288686721151863,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:04","end":"05:11","startHours":4.063066876193675,"endHours":5.191166100984614,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:13","end":"15:07","startHours":14.215959899312129,"endHours":15.11843927914488,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:32","end":"18:56","startHours":18.528356798475883,"endHours":18.928356798475882,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:44","end":"19:18","startHours":18.728356798475883,"endHours":19.29240641087135,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:29","end":"20:14","startHours":18.478356798475883,"endHours":20.228356798475883,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:31","end":"00:25","startHours":23.508521759813874,"endHours":24.411001139646622,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:11","end":"06:53","startHours":5.191166100984614,"endHours":6.883314938171023,"quality":"auspicious"},{"name":"Roga","start":"06:53","end":"08:35","startHours":6.883314938171023,"endHours":8.57546377535743,"quality":"inauspicious"},{"name":"Udveg","start":"08:35","end":"10:16","startHours":8.57546377535743,"endHours":10.26761261254384,"quality":"inauspicious"},{"name":"Chala","start":"10:16","end":"11:58","startHours":10.26761261254384,"endHours":11.959761449730248,"quality":"neutral"},{"name":"Labha","start":"11:58","end":"13:39","startHours":11.959761449730248,"endHours":13.651910286916657,"quality":"auspicious"},{"name":"Amṛta","start":"13:39","end":"15:21","startHours":13.651910286916657,"endHours":15.344059124103065,"quality":"auspicious"},{"name":"Kāla","start":"15:21","end":"17:02","startHours":15.344059124103065,"endHours":17.036207961289474,"quality":"inauspicious"},{"name":"Śubha","start":"17:02","end":"18:44","startHours":17.036207961289474,"endHours":18.728356798475883,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:44","end":"20:02","startHours":18.728356798475883,"endHours":20.036207961289474,"quality":"auspicious"},{"name":"Kāla","start":"20:02","end":"21:21","startHours":20.036207961289474,"endHours":21.344059124103065,"quality":"inauspicious"},{"name":"Śubha","start":"21:21","end":"22:39","startHours":21.344059124103065,"endHours":22.651910286916657,"quality":"auspicious"},{"name":"Roga","start":"22:39","end":"23:58","startHours":22.651910286916657,"endHours":23.959761449730248,"quality":"inauspicious"},{"name":"Udveg","start":"23:58","end":"01:16","startHours":23.959761449730248,"endHours":25.26761261254384,"quality":"inauspicious"},{"name":"Chala","start":"01:16","end":"02:35","startHours":25.26761261254384,"endHours":26.57546377535743,"quality":"neutral"},{"name":"Labha","start":"02:35","end":"03:53","startHours":26.57546377535743,"endHours":27.883314938171022,"quality":"auspicious"},{"name":"Amṛta","start":"03:53","end":"05:11","startHours":27.883314938171022,"endHours":29.191166100984614,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:11","end":"06:11","startHours":5.191166100984614,"endHours":6.191166100984614,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:11","end":"07:11","startHours":6.191166100984614,"endHours":7.191166100984614,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:11","end":"08:11","startHours":7.191166100984614,"endHours":8.191166100984614,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:11","end":"09:11","startHours":8.191166100984614,"endHours":9.191166100984614,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:11","end":"10:11","startHours":9.191166100984614,"endHours":10.191166100984614,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:11","end":"11:11","startHours":10.191166100984614,"endHours":11.191166100984614,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:11","end":"12:11","startHours":11.191166100984614,"endHours":12.191166100984614,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:11","end":"13:11","startHours":12.191166100984614,"endHours":13.191166100984614,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:11","end":"14:11","startHours":13.191166100984614,"endHours":14.191166100984614,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:11","end":"15:11","startHours":14.191166100984614,"endHours":15.191166100984614,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:11","end":"16:11","startHours":15.191166100984614,"endHours":16.191166100984614,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:11","end":"17:11","startHours":16.191166100984614,"endHours":17.191166100984614,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:11","end":"18:11","startHours":17.191166100984614,"endHours":18.191166100984614,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:11","end":"19:11","startHours":18.191166100984614,"endHours":19.191166100984614,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:11","end":"20:11","startHours":19.191166100984614,"endHours":20.191166100984614,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:11","end":"21:11","startHours":20.191166100984614,"endHours":21.191166100984614,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:11","end":"22:11","startHours":21.191166100984614,"endHours":22.191166100984614,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:11","end":"23:11","startHours":22.191166100984614,"endHours":23.191166100984614,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:11","end":"00:11","startHours":23.191166100984614,"endHours":24.191166100984614,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:11","end":"01:11","startHours":24.191166100984614,"endHours":25.191166100984614,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:11","end":"02:11","startHours":25.191166100984614,"endHours":26.191166100984614,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:11","end":"03:11","startHours":26.191166100984614,"endHours":27.191166100984614,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:11","end":"04:11","startHours":27.191166100984614,"endHours":28.191166100984614,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:11","end":"05:11","startHours":28.191166100984614,"endHours":29.191166100984614,"planetary_lord":"Moon"}],"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","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":19.869445391804433,"eotMinutes":3.5983130161851964,"ayanamsa":22.7408}},"calendars":{"vikram_samvat":1977,"vikram_samvatsara":"Śrīmukha","saka_samvat":1842,"saka_samvatsara":"Raudra","bengali_samvat":1327,"malayalam_era":1096,"nanakshahi_year":451,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Dvitīyā · Vikram 1977 Śrīmukha · Śaka 1842 Raudra"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5}],"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 May 20, 1920 CE · Ayodhyā · Vidhyamitra","description":"May 20, 1920 CE for Ayodhyā: Śukla Dvitīyā, sūryodaya 05:11, sūryāsta 18:44.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1920-05-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1920-05-20","sa":"https://sa.vidhyamitra.com/city/ayodhya/1920-05-20","hi":"https://hi.vidhyamitra.com/city/ayodhya/1920-05-20","x-default":"https://vidhyamitra.com/city/ayodhya/1920-05-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T21:18:32.754Z","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":"2026-05-18T21:18:32.754Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T21:18:32.754Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}