{"id":"vidhyamitra:city-day:ayodhya:1973-04-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1973-04-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1973-04-11","date_display":"April 11, 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":4,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441783.770833,"kali_year":5074,"ahargana":1853318.2708,"sun":{"sidereal_longitude":357.736,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":97.0962,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":99.3601,"elapsed_within_tithi_degrees":3.3601},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":97.0962,"elapsed_within_degrees":3.7628},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":94.8322},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":4,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441783.770833,"ahargana":1853318.2708,"kali_year":5074,"ayanamsa_lahiri":23.4797,"grahas":{"sun":{"sidereal_longitude":357.532161,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":98.48296099999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false,"latitude":-1.1497},"mars":{"sidereal_longitude":287.64916100000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":330.26236100000006,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":285.41236100000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"venus":{"sidereal_longitude":358.235261,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":53.193961,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":262.2792,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":82.2792,"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":4,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441783.770833,"kali_year":5074,"ahargana":1853318.2708,"sun":{"sidereal_longitude":357.736,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":97.0962,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":99.3601,"elapsed_within_tithi_degrees":3.3601},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":97.0962,"elapsed_within_degrees":3.7628},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":94.8322},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.15,"elongation":99.36},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.15,"opposition_distance":80.64}},"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":"05:42","sunsetLocal":"18:23","solarNoonLocal":"12:03","dayLengthHours":12.682610393471146,"dayLengthDisplay":"12 Hours 40 Mins 57 Secs","nightLengthDisplay":"11 Hours 19 Mins 03 Secs","moonriseLocal":"12:02","moonsetLocal":"01:31","rahuKala":{"name":"Rāhu Kāla","start":"12:03","end":"13:38","startHours":12.041778115674614,"endHours":13.627104414858506,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:17","end":"08:52","startHours":7.285799218122933,"endHours":8.871125517306826,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:27","end":"12:03","startHours":10.45645181649072,"endHours":12.041778115674614,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:40","end":"09:05","startHours":8.65974867741564,"endHours":9.082502357198013,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:14","end":"06:34","startHours":6.228915018667005,"endHours":6.567117962492902,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:28","startHours":11.619024435892243,"endHours":12.464531795456985,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:01","end":"04:51","startHours":4.009458199809554,"endHours":4.854965559374297,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:39","end":"05:42","startHours":4.643588719483111,"endHours":5.70047291893904,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:00","startHours":14.15554651458647,"endHours":15.001053874151214,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:11","end":"18:35","startHours":18.183083312410186,"endHours":18.583083312410185,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:23","end":"18:55","startHours":18.383083312410186,"endHours":18.91152541213815,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:08","end":"19:53","startHours":18.133083312410186,"endHours":19.883083312410186,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:28","startHours":23.619024435892243,"endHours":24.464531795456985,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:42","end":"07:17","startHours":5.70047291893904,"endHours":7.285799218122933,"quality":"auspicious"},{"name":"Amṛta","start":"07:17","end":"08:52","startHours":7.285799218122933,"endHours":8.871125517306826,"quality":"auspicious"},{"name":"Kāla","start":"08:52","end":"10:27","startHours":8.871125517306826,"endHours":10.45645181649072,"quality":"inauspicious"},{"name":"Śubha","start":"10:27","end":"12:03","startHours":10.45645181649072,"endHours":12.041778115674614,"quality":"auspicious"},{"name":"Roga","start":"12:03","end":"13:38","startHours":12.041778115674614,"endHours":13.627104414858506,"quality":"inauspicious"},{"name":"Udveg","start":"13:38","end":"15:13","startHours":13.627104414858506,"endHours":15.2124307140424,"quality":"inauspicious"},{"name":"Chala","start":"15:13","end":"16:48","startHours":15.2124307140424,"endHours":16.797757013226292,"quality":"neutral"},{"name":"Labha","start":"16:48","end":"18:23","startHours":16.797757013226292,"endHours":18.383083312410186,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:23","end":"19:48","startHours":18.383083312410186,"endHours":19.797757013226292,"quality":"inauspicious"},{"name":"Chala","start":"19:48","end":"21:13","startHours":19.797757013226292,"endHours":21.212430714042398,"quality":"neutral"},{"name":"Labha","start":"21:13","end":"22:38","startHours":21.212430714042398,"endHours":22.627104414858508,"quality":"auspicious"},{"name":"Amṛta","start":"22:38","end":"00:03","startHours":22.627104414858508,"endHours":24.041778115674614,"quality":"auspicious"},{"name":"Kāla","start":"00:03","end":"01:27","startHours":24.041778115674614,"endHours":25.45645181649072,"quality":"inauspicious"},{"name":"Śubha","start":"01:27","end":"02:52","startHours":25.45645181649072,"endHours":26.871125517306826,"quality":"auspicious"},{"name":"Roga","start":"02:52","end":"04:17","startHours":26.871125517306826,"endHours":28.285799218122932,"quality":"inauspicious"},{"name":"Udveg","start":"04:17","end":"05:42","startHours":28.285799218122932,"endHours":29.70047291893904,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:42","end":"06:42","startHours":5.70047291893904,"endHours":6.70047291893904,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:42","end":"07:42","startHours":6.70047291893904,"endHours":7.70047291893904,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:42","end":"08:42","startHours":7.70047291893904,"endHours":8.70047291893904,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:42","end":"09:42","startHours":8.70047291893904,"endHours":9.70047291893904,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:42","end":"10:42","startHours":9.70047291893904,"endHours":10.70047291893904,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:42","end":"11:42","startHours":10.70047291893904,"endHours":11.70047291893904,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:42","end":"12:42","startHours":11.70047291893904,"endHours":12.70047291893904,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:42","end":"13:42","startHours":12.70047291893904,"endHours":13.70047291893904,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:42","end":"14:42","startHours":13.70047291893904,"endHours":14.70047291893904,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:42","end":"15:42","startHours":14.70047291893904,"endHours":15.70047291893904,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:42","end":"16:42","startHours":15.70047291893904,"endHours":16.70047291893904,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:42","end":"17:42","startHours":16.70047291893904,"endHours":17.70047291893904,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:42","end":"18:42","startHours":17.70047291893904,"endHours":18.70047291893904,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:42","end":"19:42","startHours":18.70047291893904,"endHours":19.70047291893904,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:42","end":"20:42","startHours":19.70047291893904,"endHours":20.70047291893904,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:42","end":"21:42","startHours":20.70047291893904,"endHours":21.70047291893904,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:42","end":"22:42","startHours":21.70047291893904,"endHours":22.70047291893904,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:42","end":"23:42","startHours":22.70047291893904,"endHours":23.70047291893904,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:42","end":"00:42","startHours":23.70047291893904,"endHours":24.70047291893904,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:42","end":"01:42","startHours":24.70047291893904,"endHours":25.70047291893904,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:42","end":"02:42","startHours":25.70047291893904,"endHours":26.70047291893904,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:42","end":"03:42","startHours":26.70047291893904,"endHours":27.70047291893904,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:42","end":"04:42","startHours":27.70047291893904,"endHours":28.70047291893904,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:42","end":"05:42","startHours":28.70047291893904,"endHours":29.70047291893904,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.198986799345528,"eotMinutes":-1.322686940476858,"ayanamsa":23.4797}},"calendars":{"vikram_samvat":2030,"vikram_samvatsara":"Akṣaya","saka_samvat":1895,"saka_samvatsara":"Pramādī","bengali_samvat":1380,"malayalam_era":1149,"nanakshahi_year":504,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Navamī · Vikram 2030 Akṣaya · Śaka 1895 Pramādī"},"festivals":[{"id":"rama-navami","name":"Rāma Navamī","name_sanskrit":"राम नवमी","tradition":"Vaishnava","associated_deity":"Rāma (18th avatāra of Krishna)","deity_avatara_index":18,"significance":"Bhagavān Rāma's birth at Ayodhyā. Sūryavaṃśa's most exalted moment.","vrata":true,"primary_observance":"Madhyāhna (noon) abhiṣekam in Ayodhyā tradition","detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":1,"related_chart":"rama","historical_anchor":{"event":"Bhagavān Rāma's birth at Ayodhyā","date_julian":"-1626101-04-03","location":"Ayodhyā"},"sources":["Vālmīki Rāmāyaṇa, Bāla-Kāṇḍa 1.18"]}],"todays_walk":{"walk":{"id":"rama-navami-walk","name":"Rāma Navamī Walk","name_sanskrit":"राम नवमी यात्रा","type":"festival","description":"Vālmīki Bāla-Kāṇḍa selections + BG 4.7-8 (avatāra principle).","step_count":9,"url":"/walk/rama-navami-walk"},"reason":"Today is Rāma Navamī — its dedicated walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 April 11, 1973 CE · Ayodhyā · Vidhyamitra","description":"April 11, 1973 CE for Ayodhyā: Śukla Navamī, sūryodaya 05:42, sūryāsta 18:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1973-04-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1973-04-11","sa":"https://sa.vidhyamitra.com/city/ayodhya/1973-04-11","hi":"https://hi.vidhyamitra.com/city/ayodhya/1973-04-11","x-default":"https://vidhyamitra.com/city/ayodhya/1973-04-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T00:00:13.057Z","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":"2026-05-31T00:00:13.057Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T00:00:13.057Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}