{"id":"vidhyamitra:city-day:ayodhya:1973-05-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1973-05-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1973-05-17","date_display":"May 17, 1973 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":1973,"month":5,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441819.770833,"kali_year":5075,"ahargana":1853354.2708,"sun":{"sidereal_longitude":32.5489,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":211.9039,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":179.3549,"elapsed_within_tithi_degrees":11.3549},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":211.9039,"elapsed_within_degrees":11.9039},"yoga":{"number":19,"name":"Parigha","sum_longitude":244.4528},"karana":{"half_tithi_index":29,"name":"Bava"},"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":1973,"month":5,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441819.770833,"ahargana":1853354.2708,"kali_year":5075,"ayanamsa_lahiri":23.481,"grahas":{"sun":{"sidereal_longitude":32.517086000000006,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":210.82008599999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false,"latitude":-3.3671},"mars":{"sidereal_longitude":313.110586,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":28.746886000000018,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":288.75478599999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"venus":{"sidereal_longitude":42.667486,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":57.11828600000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":260.3718,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":80.3718,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"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":1973,"month":5,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441819.770833,"kali_year":5075,"ahargana":1853354.2708,"sun":{"sidereal_longitude":32.5489,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":211.9039,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":179.3549,"elapsed_within_tithi_degrees":11.3549},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":211.9039,"elapsed_within_degrees":11.9039},"yoga":{"number":19,"name":"Parigha","sum_longitude":244.4528},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.367,"elongation":179.355},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.367,"opposition_distance":0.645}},"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":"05:13","sunsetLocal":"18:42","solarNoonLocal":"11:57","dayLengthHours":13.488926007296445,"dayLengthDisplay":"13 Hours 29 Mins 20 Secs","nightLengthDisplay":"10 Hours 30 Mins 40 Secs","moonriseLocal":"18:28","moonsetLocal":"05:14","rahuKala":{"name":"Rāhu Kāla","start":"13:39","end":"15:20","startHours":13.64383442434517,"endHours":15.329950175257228,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:13","end":"06:54","startHours":5.213255669784893,"endHours":6.899371420696948,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:35","end":"10:16","startHours":8.585487171609003,"endHours":10.27160292252106,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:22","end":"08:49","startHours":8.360671738154064,"endHours":8.810302605063946,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:47","end":"06:08","startHours":5.775294253422245,"endHours":6.13499894695015,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:30","end":"12:24","startHours":11.508087806523234,"endHours":12.407349540342997,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:25","end":"04:19","startHours":3.4147322021453665,"endHours":4.313993935965129,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:05","end":"05:13","startHours":4.0891785025101886,"endHours":5.213255669784893,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"15:06","startHours":14.205873007982524,"endHours":15.105134741802287,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:30","end":"18:54","startHours":18.50218167708134,"endHours":18.902181677081337,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:42","end":"19:16","startHours":18.702181677081338,"endHours":19.26422026071869,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:27","end":"20:12","startHours":18.452181677081338,"endHours":20.202181677081338,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:30","end":"00:24","startHours":23.508087806523232,"endHours":24.407349540342995,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:13","end":"06:54","startHours":5.213255669784893,"endHours":6.899371420696948,"quality":"auspicious"},{"name":"Roga","start":"06:54","end":"08:35","startHours":6.899371420696948,"endHours":8.585487171609003,"quality":"inauspicious"},{"name":"Udveg","start":"08:35","end":"10:16","startHours":8.585487171609003,"endHours":10.27160292252106,"quality":"inauspicious"},{"name":"Chala","start":"10:16","end":"11:57","startHours":10.27160292252106,"endHours":11.957718673433115,"quality":"neutral"},{"name":"Labha","start":"11:57","end":"13:39","startHours":11.957718673433115,"endHours":13.64383442434517,"quality":"auspicious"},{"name":"Amṛta","start":"13:39","end":"15:20","startHours":13.64383442434517,"endHours":15.329950175257228,"quality":"auspicious"},{"name":"Kāla","start":"15:20","end":"17:01","startHours":15.329950175257228,"endHours":17.016065926169283,"quality":"inauspicious"},{"name":"Śubha","start":"17:01","end":"18:42","startHours":17.016065926169283,"endHours":18.702181677081338,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:42","end":"20:01","startHours":18.702181677081338,"endHours":20.016065926169283,"quality":"auspicious"},{"name":"Kāla","start":"20:01","end":"21:20","startHours":20.016065926169283,"endHours":21.329950175257228,"quality":"inauspicious"},{"name":"Śubha","start":"21:20","end":"22:39","startHours":21.329950175257228,"endHours":22.643834424345172,"quality":"auspicious"},{"name":"Roga","start":"22:39","end":"23:57","startHours":22.643834424345172,"endHours":23.957718673433114,"quality":"inauspicious"},{"name":"Udveg","start":"23:57","end":"01:16","startHours":23.957718673433114,"endHours":25.271602922521062,"quality":"inauspicious"},{"name":"Chala","start":"01:16","end":"02:35","startHours":25.271602922521062,"endHours":26.585487171609003,"quality":"neutral"},{"name":"Labha","start":"02:35","end":"03:54","startHours":26.585487171609003,"endHours":27.899371420696948,"quality":"auspicious"},{"name":"Amṛta","start":"03:54","end":"05:13","startHours":27.899371420696948,"endHours":29.213255669784893,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:13","end":"06:13","startHours":5.213255669784893,"endHours":6.213255669784893,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:13","end":"07:13","startHours":6.213255669784893,"endHours":7.213255669784893,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:13","end":"08:13","startHours":7.213255669784893,"endHours":8.213255669784893,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:13","end":"09:13","startHours":8.213255669784893,"endHours":9.213255669784893,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:13","end":"10:13","startHours":9.213255669784893,"endHours":10.213255669784893,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:13","end":"11:13","startHours":10.213255669784893,"endHours":11.213255669784893,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:13","end":"12:13","startHours":11.213255669784893,"endHours":12.213255669784893,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:13","end":"13:13","startHours":12.213255669784893,"endHours":13.213255669784893,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:13","end":"14:13","startHours":13.213255669784893,"endHours":14.213255669784893,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:13","end":"15:13","startHours":14.213255669784893,"endHours":15.213255669784893,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:13","end":"16:13","startHours":15.213255669784893,"endHours":16.213255669784893,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:13","end":"17:13","startHours":16.213255669784893,"endHours":17.213255669784893,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:13","end":"18:13","startHours":17.213255669784893,"endHours":18.213255669784893,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:13","end":"19:13","startHours":18.213255669784893,"endHours":19.213255669784893,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:13","end":"20:13","startHours":19.213255669784893,"endHours":20.213255669784893,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:13","end":"21:13","startHours":20.213255669784893,"endHours":21.213255669784893,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:13","end":"22:13","startHours":21.213255669784893,"endHours":22.213255669784893,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:13","end":"23:13","startHours":22.213255669784893,"endHours":23.213255669784893,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:13","end":"00:13","startHours":23.213255669784893,"endHours":24.213255669784893,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:13","end":"01:13","startHours":24.213255669784893,"endHours":25.213255669784893,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:13","end":"02:13","startHours":25.213255669784893,"endHours":26.213255669784893,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:13","end":"03:13","startHours":26.213255669784893,"endHours":27.213255669784893,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:13","end":"04:13","startHours":27.213255669784893,"endHours":28.213255669784893,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:13","end":"05:13","startHours":28.213255669784893,"endHours":29.213255669784893,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-East","rahuVasa":"North-West","anandadiYoga":{"name":"Prajāpati","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":19.252250299688562,"eotMinutes":3.7208795940131294,"ayanamsa":23.481}},"calendars":{"vikram_samvat":2030,"vikram_samvatsara":"Akṣaya","saka_samvat":1895,"saka_samvatsara":"Pramādī","bengali_samvat":1380,"malayalam_era":1149,"nanakshahi_year":504,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Pūrṇimā · Vikram 2030 Akṣaya · Śaka 1895 Pramādī"},"festivals":[{"id":"jyeshtha-purnima","name":"Jyeṣṭha Pūrṇimā (Vaṭa Sāvitrī)","name_sanskrit":"ज्येष्ठ पूर्णिमा","tradition":"Pan-Hindu","significance":"Vaṭa Sāvitrī Pūrṇimā in some traditions (others observe Amāvasyā).","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Jyeṣṭha"},"precedence":3},{"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":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā + Viśākhā","url":"/day/-0562-04-11","relevance":1},{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","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 May 17, 1973 CE · Ayodhyā · Vidhyamitra","description":"May 17, 1973 CE for Ayodhyā: Śukla Pūrṇimā, sūryodaya 05:13, sūryāsta 18:42.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1973-05-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1973-05-17","sa":"https://sa.vidhyamitra.com/city/ayodhya/1973-05-17","hi":"https://hi.vidhyamitra.com/city/ayodhya/1973-05-17","x-default":"https://vidhyamitra.com/city/ayodhya/1973-05-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T23:52:22.020Z","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":"2026-05-18T23:52:22.020Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T23:52:22.020Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}