{"id":"vidhyamitra:city-day:ayodhya:1972-09-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1972-09-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1972-09-18","date_display":"September 18, 1972 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":1972,"month":9,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441578.770833,"kali_year":5074,"ahargana":1853113.2708,"sun":{"sidereal_longitude":151.0799,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":268.0166,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":116.9367,"elapsed_within_tithi_degrees":8.9367},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":268.0166,"elapsed_within_degrees":1.3499},"yoga":{"number":5,"name":"Śobhana","sum_longitude":59.0965},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1972,"month":9,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441578.770833,"ahargana":1853113.2708,"kali_year":5074,"ayanamsa_lahiri":23.4718,"grahas":{"sun":{"sidereal_longitude":151.74769400000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":266.922194,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false,"latitude":-0.4015},"mars":{"sidereal_longitude":148.605394,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":150.53839399999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":246.46029399999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"venus":{"sidereal_longitude":107.56929400000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":57.233393999999976,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":273.1411,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":93.1411,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","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":1972,"month":9,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441578.770833,"kali_year":5074,"ahargana":1853113.2708,"sun":{"sidereal_longitude":151.0799,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":268.0166,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":116.9367,"elapsed_within_tithi_degrees":8.9367},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":268.0166,"elapsed_within_degrees":1.3499},"yoga":{"number":5,"name":"Śobhana","sum_longitude":59.0965},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.402,"elongation":116.937},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.402,"opposition_distance":63.063}},"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":"05:47","sunsetLocal":"18:02","solarNoonLocal":"11:55","dayLengthHours":12.252517271372405,"dayLengthDisplay":"12 Hours 15 Mins 09 Secs","nightLengthDisplay":"11 Hours 44 Mins 51 Secs","moonriseLocal":"14:19","moonsetLocal":"00:51","rahuKala":{"name":"Rāhu Kāla","start":"07:19","end":"08:51","startHours":7.314872320340776,"endHours":8.846436979262327,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:23","end":"11:55","startHours":10.378001638183878,"endHours":11.909566297105428,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:26","end":"14:58","startHours":13.441130956026978,"endHours":14.97269561494853,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:03","startHours":8.642228358072787,"endHours":9.050645600451867,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:18","end":"06:37","startHours":6.293829214393076,"endHours":6.62056300829634,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:30","end":"12:19","startHours":11.501149054726348,"endHours":12.317983539484509,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:09","end":"04:58","startHours":4.149638691902905,"endHours":4.966473176661065,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:46","end":"05:47","startHours":4.762264555471525,"endHours":5.783307661419226,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:46","startHours":13.95165250900083,"endHours":14.76848699375899,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.83582493279163,"endHours":18.23582493279163,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:33","startHours":18.03582493279163,"endHours":18.54634648576548,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.78582493279163,"endHours":19.53582493279163,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:30","end":"00:19","startHours":23.501149054726348,"endHours":24.31798353948451,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:47","end":"07:19","startHours":5.783307661419226,"endHours":7.314872320340776,"quality":"auspicious"},{"name":"Kāla","start":"07:19","end":"08:51","startHours":7.314872320340776,"endHours":8.846436979262327,"quality":"inauspicious"},{"name":"Śubha","start":"08:51","end":"10:23","startHours":8.846436979262327,"endHours":10.378001638183878,"quality":"auspicious"},{"name":"Roga","start":"10:23","end":"11:55","startHours":10.378001638183878,"endHours":11.909566297105428,"quality":"inauspicious"},{"name":"Udveg","start":"11:55","end":"13:26","startHours":11.909566297105428,"endHours":13.441130956026978,"quality":"inauspicious"},{"name":"Chala","start":"13:26","end":"14:58","startHours":13.441130956026978,"endHours":14.97269561494853,"quality":"neutral"},{"name":"Labha","start":"14:58","end":"16:30","startHours":14.97269561494853,"endHours":16.50426027387008,"quality":"auspicious"},{"name":"Amṛta","start":"16:30","end":"18:02","startHours":16.50426027387008,"endHours":18.03582493279163,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:02","end":"19:30","startHours":18.03582493279163,"endHours":19.50426027387008,"quality":"neutral"},{"name":"Labha","start":"19:30","end":"20:58","startHours":19.50426027387008,"endHours":20.972695614948528,"quality":"auspicious"},{"name":"Amṛta","start":"20:58","end":"22:26","startHours":20.972695614948528,"endHours":22.441130956026978,"quality":"auspicious"},{"name":"Kāla","start":"22:26","end":"23:55","startHours":22.441130956026978,"endHours":23.909566297105428,"quality":"inauspicious"},{"name":"Śubha","start":"23:55","end":"01:23","startHours":23.909566297105428,"endHours":25.37800163818388,"quality":"auspicious"},{"name":"Roga","start":"01:23","end":"02:51","startHours":25.37800163818388,"endHours":26.84643697926233,"quality":"inauspicious"},{"name":"Udveg","start":"02:51","end":"04:19","startHours":26.84643697926233,"endHours":28.314872320340776,"quality":"inauspicious"},{"name":"Chala","start":"04:19","end":"05:47","startHours":28.314872320340776,"endHours":29.783307661419226,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:47","end":"06:47","startHours":5.783307661419226,"endHours":6.783307661419226,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:47","end":"07:47","startHours":6.783307661419226,"endHours":7.783307661419226,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:47","end":"08:47","startHours":7.783307661419226,"endHours":8.783307661419226,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:47","end":"09:47","startHours":8.783307661419226,"endHours":9.783307661419226,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:47","end":"10:47","startHours":9.783307661419226,"endHours":10.783307661419226,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:47","end":"11:47","startHours":10.783307661419226,"endHours":11.783307661419226,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:47","end":"12:47","startHours":11.783307661419226,"endHours":12.783307661419226,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:47","end":"13:47","startHours":12.783307661419226,"endHours":13.783307661419226,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:47","end":"14:47","startHours":13.783307661419226,"endHours":14.783307661419226,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:47","end":"15:47","startHours":14.783307661419226,"endHours":15.783307661419226,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:47","end":"16:47","startHours":15.783307661419226,"endHours":16.783307661419226,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:47","end":"17:47","startHours":16.783307661419226,"endHours":17.783307661419226,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:47","end":"18:47","startHours":17.783307661419226,"endHours":18.783307661419226,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:47","end":"19:47","startHours":18.783307661419226,"endHours":19.783307661419226,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:47","end":"20:47","startHours":19.783307661419226,"endHours":20.783307661419226,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:47","end":"21:47","startHours":20.783307661419226,"endHours":21.783307661419226,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:47","end":"22:47","startHours":21.783307661419226,"endHours":22.783307661419226,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:47","end":"23:47","startHours":22.783307661419226,"endHours":23.783307661419226,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:47","end":"00:47","startHours":23.783307661419226,"endHours":24.783307661419226,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:47","end":"01:47","startHours":24.783307661419226,"endHours":25.783307661419226,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:47","end":"02:47","startHours":25.783307661419226,"endHours":26.783307661419226,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:47","end":"03:47","startHours":26.783307661419226,"endHours":27.783307661419226,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:47","end":"04:47","startHours":27.783307661419226,"endHours":28.783307661419226,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:47","end":"05:47","startHours":28.783307661419226,"endHours":29.783307661419226,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":1.8995050681147656,"eotMinutes":6.610022173674397,"ayanamsa":23.4718}},"calendars":{"vikram_samvat":2029,"vikram_samvatsara":"Krodhana","saka_samvat":1894,"saka_samvatsara":"Paridhāvi","bengali_samvat":1379,"malayalam_era":1148,"nanakshahi_year":503,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Daśamī · Vikram 2029 Krodhana · Śaka 1894 Paridhāvi"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 September 18, 1972 CE · Ayodhyā · Vidhyamitra","description":"September 18, 1972 CE for Ayodhyā: Śukla Daśamī, sūryodaya 05:47, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1972-09-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1972-09-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/1972-09-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/1972-09-18","x-default":"https://vidhyamitra.com/city/ayodhya/1972-09-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:14:10.717Z","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":"2026-05-31T02:14:10.717Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:14:10.717Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}