{"id":"vidhyamitra:city-day:ayodhya:-0547-05-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/-0547-05-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-0547-05-20","date_display":"May 20, 548 BCE","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":-547,"month":5,"day":20,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":1521405.770833,"kali_year":2555,"ahargana":932940.2708,"sun":{"sidereal_longitude":68.7477,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":193.3629,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":124.6152,"elapsed_within_tithi_degrees":4.6152},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":193.3629,"elapsed_within_degrees":6.6962},"yoga":{"number":20,"name":"Śiva","sum_longitude":262.1106},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":-547,"month":5,"day":20,"hour":6,"minute":30,"calendar":"julian"},"julian_day":1521405.770833,"ahargana":932940.2708,"kali_year":2555,"ayanamsa_lahiri":-11.7213,"grahas":{"sun":{"sidereal_longitude":68.7477,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":193.3629,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false,"latitude":3.6837},"mars":{"sidereal_longitude":27.4616,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":71.1882,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":112.5991,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":36.1063,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":237.6814,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":68.3348,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":248.3348,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"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":-547,"month":5,"day":20,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":1521405.770833,"kali_year":2555,"ahargana":932940.2708,"sun":{"sidereal_longitude":68.7477,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":193.3629,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":124.6152,"elapsed_within_tithi_degrees":4.6152},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":193.3629,"elapsed_within_degrees":6.6962},"yoga":{"number":20,"name":"Śiva","sum_longitude":262.1106},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.684,"elongation":124.615},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.684,"opposition_distance":55.385}},"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":"05:12","sunsetLocal":"18:43","solarNoonLocal":"11:58","dayLengthHours":13.507579013592041,"dayLengthDisplay":"13 Hours 30 Mins 27 Secs","nightLengthDisplay":"10 Hours 29 Mins 33 Secs","moonriseLocal":"14:15","moonsetLocal":"02:17","rahuKala":{"name":"Rāhu Kāla","start":"08:35","end":"10:16","startHours":8.582866696332239,"endHours":10.271314073031244,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:39","end":"15:20","startHours":13.648208826429254,"endHours":15.336656203128259,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:12","end":"06:54","startHours":5.205971942934228,"endHours":6.894419319633234,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:21","end":"08:48","startHours":8.357740379439038,"endHours":8.807993013225438,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:46","end":"06:08","startHours":5.76878773516723,"endHours":6.128989842196351,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:31","end":"12:25","startHours":11.509508815943846,"endHours":12.41001408351665,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:24","end":"04:18","startHours":3.404961407788623,"endHours":4.3054666753614255,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:05","end":"05:12","startHours":4.080340358468225,"endHours":5.205971942934228,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:13","end":"15:07","startHours":14.211024618662256,"endHours":15.111529886235058,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:31","end":"18:55","startHours":18.51355095652627,"endHours":18.91355095652627,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:43","end":"19:17","startHours":18.71355095652627,"endHours":19.276366748759273,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:28","end":"20:13","startHours":18.46355095652627,"endHours":20.21355095652627,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:31","end":"00:25","startHours":23.509508815943846,"endHours":24.41001408351665,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:12","end":"06:54","startHours":5.205971942934228,"endHours":6.894419319633234,"quality":"inauspicious"},{"name":"Śubha","start":"06:54","end":"08:35","startHours":6.894419319633234,"endHours":8.582866696332239,"quality":"auspicious"},{"name":"Roga","start":"08:35","end":"10:16","startHours":8.582866696332239,"endHours":10.271314073031244,"quality":"inauspicious"},{"name":"Udveg","start":"10:16","end":"11:58","startHours":10.271314073031244,"endHours":11.959761449730248,"quality":"inauspicious"},{"name":"Chala","start":"11:58","end":"13:39","startHours":11.959761449730248,"endHours":13.648208826429254,"quality":"neutral"},{"name":"Labha","start":"13:39","end":"15:20","startHours":13.648208826429254,"endHours":15.336656203128259,"quality":"auspicious"},{"name":"Amṛta","start":"15:20","end":"17:02","startHours":15.336656203128259,"endHours":17.025103579827267,"quality":"auspicious"},{"name":"Kāla","start":"17:02","end":"18:43","startHours":17.025103579827267,"endHours":18.71355095652627,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:43","end":"20:02","startHours":18.71355095652627,"endHours":20.025103579827263,"quality":"auspicious"},{"name":"Amṛta","start":"20:02","end":"21:20","startHours":20.025103579827263,"endHours":21.33665620312826,"quality":"auspicious"},{"name":"Kāla","start":"21:20","end":"22:39","startHours":21.33665620312826,"endHours":22.648208826429254,"quality":"inauspicious"},{"name":"Śubha","start":"22:39","end":"23:58","startHours":22.648208826429254,"endHours":23.959761449730248,"quality":"auspicious"},{"name":"Roga","start":"23:58","end":"01:16","startHours":23.959761449730248,"endHours":25.27131407303124,"quality":"inauspicious"},{"name":"Udveg","start":"01:16","end":"02:35","startHours":25.27131407303124,"endHours":26.58286669633224,"quality":"inauspicious"},{"name":"Chala","start":"02:35","end":"03:54","startHours":26.58286669633224,"endHours":27.894419319633233,"quality":"neutral"},{"name":"Labha","start":"03:54","end":"05:12","startHours":27.894419319633233,"endHours":29.205971942934227,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:12","end":"06:12","startHours":5.205971942934228,"endHours":6.205971942934228,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:12","end":"07:12","startHours":6.205971942934228,"endHours":7.205971942934228,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:12","end":"08:12","startHours":7.205971942934228,"endHours":8.205971942934228,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:12","end":"09:12","startHours":8.205971942934228,"endHours":9.205971942934228,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:12","end":"10:12","startHours":9.205971942934228,"endHours":10.205971942934228,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:12","end":"11:12","startHours":10.205971942934228,"endHours":11.205971942934228,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:12","end":"12:12","startHours":11.205971942934228,"endHours":12.205971942934228,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:12","end":"13:12","startHours":12.205971942934228,"endHours":13.205971942934228,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:12","end":"14:12","startHours":13.205971942934228,"endHours":14.205971942934228,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:12","end":"15:12","startHours":14.205971942934228,"endHours":15.205971942934228,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:12","end":"16:12","startHours":15.205971942934228,"endHours":16.205971942934227,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:12","end":"17:12","startHours":16.205971942934227,"endHours":17.205971942934227,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:12","end":"18:12","startHours":17.205971942934227,"endHours":18.205971942934227,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:12","end":"19:12","startHours":18.205971942934227,"endHours":19.205971942934227,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:12","end":"20:12","startHours":19.205971942934227,"endHours":20.205971942934227,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:12","end":"21:12","startHours":20.205971942934227,"endHours":21.205971942934227,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:12","end":"22:12","startHours":21.205971942934227,"endHours":22.205971942934227,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:12","end":"23:12","startHours":22.205971942934227,"endHours":23.205971942934227,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:12","end":"00:12","startHours":23.205971942934227,"endHours":24.205971942934227,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:12","end":"01:12","startHours":24.205971942934227,"endHours":25.205971942934227,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:12","end":"02:12","startHours":25.205971942934227,"endHours":26.205971942934227,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:12","end":"03:12","startHours":26.205971942934227,"endHours":27.205971942934227,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:12","end":"04:12","startHours":27.205971942934227,"endHours":28.205971942934227,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:12","end":"05:12","startHours":28.205971942934227,"endHours":29.205971942934227,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.49145583934044,"eotMinutes":3.5983130161851964,"ayanamsa":-11.7213}},"calendars":{"vikram_samvat":-490,"saka_samvat":-625,"bengali_samvat":-1140,"malayalam_era":-1371,"nanakshahi_year":-2016,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Ekādaśī · Vikram -490 undefined · Śaka -625 undefined"},"festivals":[{"id":"devshayani-ekadashi","name":"Devśayanī Ekādaśī","name_sanskrit":"देवशयनी एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Bhagavān Viṣṇu enters yoga-nidrā; Cāturmāsya begins.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Āṣāḍha"},"precedence":3},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":true,"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, 548 BCE · Ayodhyā · Vidhyamitra","description":"May 20, 548 BCE for Ayodhyā: Śukla Ekādaśī, sūryodaya 05:12, sūryāsta 18:43.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/-0547-05-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/-0547-05-20","sa":"https://sa.vidhyamitra.com/city/ayodhya/-0547-05-20","hi":"https://hi.vidhyamitra.com/city/ayodhya/-0547-05-20","x-default":"https://vidhyamitra.com/city/ayodhya/-0547-05-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T16:06:14.241Z","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":"2026-05-31T16:06:14.241Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T16:06:14.241Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}