{"id":"vidhyamitra:city-day:ayodhya:1973-12-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1973-12-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1973-12-23","date_display":"December 23, 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":12,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2442039.770833,"kali_year":5075,"ahargana":1853574.2708,"sun":{"sidereal_longitude":247.3234,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":229.9182,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":342.5947,"elapsed_within_tithi_degrees":6.5947},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":229.9182,"elapsed_within_degrees":3.2515},"yoga":{"number":9,"name":"Śūla","sum_longitude":117.2416},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":12,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2442039.770833,"ahargana":1853574.2708,"kali_year":5075,"ayanamsa_lahiri":23.4895,"grahas":{"sun":{"sidereal_longitude":247.57468000000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"moon":{"sidereal_longitude":230.33677999999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false,"latitude":-1.4486},"mars":{"sidereal_longitude":6.49387999999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":238.15668000000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":289.32528,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"venus":{"sidereal_longitude":285.85888,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":68.03098,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":248.7151,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":68.7151,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":12,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2442039.770833,"kali_year":5075,"ahargana":1853574.2708,"sun":{"sidereal_longitude":247.3234,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":229.9182,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":342.5947,"elapsed_within_tithi_degrees":6.5947},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":229.9182,"elapsed_within_degrees":3.2515},"yoga":{"number":9,"name":"Śūla","sum_longitude":117.2416},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.449,"elongation":17.405},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.449,"opposition_distance":162.595}},"eclipse_window_40days":[{"offset_days":-13,"type":"lunar","occurs":true,"moon_latitude":1.303,"opposition_distance":1.423}]},"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":"06:47","sunsetLocal":"17:14","solarNoonLocal":"12:01","dayLengthHours":10.452627501714588,"dayLengthDisplay":"10 Hours 27 Mins 09 Secs","nightLengthDisplay":"13 Hours 32 Mins 51 Secs","moonriseLocal":"05:37","moonsetLocal":"16:06","rahuKala":{"name":"Rāhu Kāla","start":"15:56","end":"17:14","startHours":15.932077118281182,"endHours":17.238655555995507,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:01","end":"13:19","startHours":12.012341805138213,"endHours":13.318920242852535,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:38","end":"15:56","startHours":14.62549868056686,"endHours":15.932077118281182,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:34","startHours":9.224974471347656,"endHours":9.573395388071475,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:13","end":"07:30","startHours":7.221554200185693,"endHours":7.500290933564749,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:22","startHours":11.663920888414394,"endHours":12.360762721862033,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:24","end":"06:05","startHours":5.39234438738564,"endHours":6.089186220833279,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:55","end":"06:47","startHours":5.91497576247137,"endHours":6.786028054280918,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:45","end":"14:27","startHours":13.754446388757309,"endHours":14.451288222204948,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:02","end":"17:26","startHours":17.038655555995508,"endHours":17.438655555995506,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:14","end":"17:40","startHours":17.238655555995507,"endHours":17.67418170190028,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:59","end":"18:44","startHours":16.988655555995507,"endHours":18.738655555995507,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:22","startHours":23.663920888414392,"endHours":24.360762721862034,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:47","end":"08:06","startHours":6.786028054280918,"endHours":8.092606491995241,"quality":"inauspicious"},{"name":"Chala","start":"08:06","end":"09:24","startHours":8.092606491995241,"endHours":9.399184929709566,"quality":"neutral"},{"name":"Labha","start":"09:24","end":"10:42","startHours":9.399184929709566,"endHours":10.705763367423888,"quality":"auspicious"},{"name":"Amṛta","start":"10:42","end":"12:01","startHours":10.705763367423888,"endHours":12.012341805138213,"quality":"auspicious"},{"name":"Kāla","start":"12:01","end":"13:19","startHours":12.012341805138213,"endHours":13.318920242852535,"quality":"inauspicious"},{"name":"Śubha","start":"13:19","end":"14:38","startHours":13.318920242852535,"endHours":14.62549868056686,"quality":"auspicious"},{"name":"Roga","start":"14:38","end":"15:56","startHours":14.62549868056686,"endHours":15.932077118281182,"quality":"inauspicious"},{"name":"Udveg","start":"15:56","end":"17:14","startHours":15.932077118281182,"endHours":17.238655555995507,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:14","end":"18:56","startHours":17.238655555995507,"endHours":18.932077118281185,"quality":"auspicious"},{"name":"Roga","start":"18:56","end":"20:38","startHours":18.932077118281185,"endHours":20.62549868056686,"quality":"inauspicious"},{"name":"Udveg","start":"20:38","end":"22:19","startHours":20.62549868056686,"endHours":22.318920242852535,"quality":"inauspicious"},{"name":"Chala","start":"22:19","end":"00:01","startHours":22.318920242852535,"endHours":24.012341805138213,"quality":"neutral"},{"name":"Labha","start":"00:01","end":"01:42","startHours":24.012341805138213,"endHours":25.70576336742389,"quality":"auspicious"},{"name":"Amṛta","start":"01:42","end":"03:24","startHours":25.70576336742389,"endHours":27.399184929709566,"quality":"auspicious"},{"name":"Kāla","start":"03:24","end":"05:06","startHours":27.399184929709566,"endHours":29.09260649199524,"quality":"inauspicious"},{"name":"Śubha","start":"05:06","end":"06:47","startHours":29.09260649199524,"endHours":30.78602805428092,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:47","end":"07:47","startHours":6.786028054280918,"endHours":7.786028054280918,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:47","end":"08:47","startHours":7.786028054280918,"endHours":8.78602805428092,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:47","end":"09:47","startHours":8.78602805428092,"endHours":9.78602805428092,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:47","end":"10:47","startHours":9.78602805428092,"endHours":10.78602805428092,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:47","end":"11:47","startHours":10.78602805428092,"endHours":11.78602805428092,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:47","end":"12:47","startHours":11.78602805428092,"endHours":12.78602805428092,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:47","end":"13:47","startHours":12.78602805428092,"endHours":13.78602805428092,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:47","end":"14:47","startHours":13.78602805428092,"endHours":14.78602805428092,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:47","end":"15:47","startHours":14.78602805428092,"endHours":15.78602805428092,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:47","end":"16:47","startHours":15.78602805428092,"endHours":16.78602805428092,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:47","end":"17:47","startHours":16.78602805428092,"endHours":17.78602805428092,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:47","end":"18:47","startHours":17.78602805428092,"endHours":18.78602805428092,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:47","end":"19:47","startHours":18.78602805428092,"endHours":19.78602805428092,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:47","end":"20:47","startHours":19.78602805428092,"endHours":20.78602805428092,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:47","end":"21:47","startHours":20.78602805428092,"endHours":21.78602805428092,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:47","end":"22:47","startHours":21.78602805428092,"endHours":22.78602805428092,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:47","end":"23:47","startHours":22.78602805428092,"endHours":23.78602805428092,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:47","end":"00:47","startHours":23.78602805428092,"endHours":24.78602805428092,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:47","end":"01:47","startHours":24.78602805428092,"endHours":25.78602805428092,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:47","end":"02:47","startHours":25.78602805428092,"endHours":26.78602805428092,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:47","end":"03:47","startHours":26.78602805428092,"endHours":27.78602805428092,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:47","end":"04:47","startHours":27.78602805428092,"endHours":28.78602805428092,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:47","end":"05:47","startHours":28.78602805428092,"endHours":29.78602805428092,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:47","end":"06:47","startHours":29.78602805428092,"endHours":30.78602805428092,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"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":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.43221607046807,"eotMinutes":0.4434916917071845,"ayanamsa":23.4895}},"calendars":{"vikram_samvat":2030,"vikram_samvatsara":"Akṣaya","saka_samvat":1895,"saka_samvatsara":"Pramādī","bengali_samvat":1380,"malayalam_era":1149,"nanakshahi_year":504,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Caturdaśī · Vikram 2030 Akṣaya · Śaka 1895 Pramādī"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","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 December 23, 1973 CE · Ayodhyā · Vidhyamitra","description":"December 23, 1973 CE for Ayodhyā: Kṛṣṇa Caturdaśī, sūryodaya 06:47, sūryāsta 17:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1973-12-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1973-12-23","sa":"https://sa.vidhyamitra.com/city/ayodhya/1973-12-23","hi":"https://hi.vidhyamitra.com/city/ayodhya/1973-12-23","x-default":"https://vidhyamitra.com/city/ayodhya/1973-12-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T02:36:08.180Z","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":"2026-05-20T02:36:08.180Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T02:36:08.180Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}