{"id":"vidhyamitra:city-day:ayodhya:1971-10-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1971-10-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1971-10-16","date_display":"October 16, 1971 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":1971,"month":10,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441240.770833,"kali_year":5073,"ahargana":1852775.2708,"sun":{"sidereal_longitude":177.898,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":140.7238,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":322.8258,"elapsed_within_tithi_degrees":10.8258},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":140.7238,"elapsed_within_degrees":7.3905},"yoga":{"number":24,"name":"Śukla","sum_longitude":318.6218},"karana":{"half_tithi_index":53,"name":"Taitila"},"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":1971,"month":10,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441240.770833,"ahargana":1852775.2708,"kali_year":5073,"ayanamsa_lahiri":23.4589,"grahas":{"sun":{"sidereal_longitude":178.56230800000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":142.83150799999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false,"latitude":-2.226},"mars":{"sidereal_longitude":296.85560799999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":184.057408,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":222.92370800000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":192.071908,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":42.80300799999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":291.05,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":111.05,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"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":1971,"month":10,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441240.770833,"kali_year":5073,"ahargana":1852775.2708,"sun":{"sidereal_longitude":177.898,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":140.7238,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":322.8258,"elapsed_within_tithi_degrees":10.8258},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":140.7238,"elapsed_within_degrees":7.3905},"yoga":{"number":24,"name":"Śukla","sum_longitude":318.6218},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.226,"elongation":37.174},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.226,"opposition_distance":142.826}},"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":"06:00","sunsetLocal":"17:32","solarNoonLocal":"11:46","dayLengthHours":11.543594712197994,"dayLengthDisplay":"11 Hours 32 Mins 37 Secs","nightLengthDisplay":"12 Hours 27 Mins 23 Secs","moonriseLocal":"03:10","moonsetLocal":"15:37","rahuKala":{"name":"Rāhu Kāla","start":"08:53","end":"10:20","startHours":8.88303916243082,"endHours":10.325988501455567,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:13","end":"14:39","startHours":13.211887179505066,"endHours":14.654836518529816,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:00","end":"07:26","startHours":5.99714048438132,"endHours":7.440089823406069,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:41","end":"09:05","startHours":8.690645917227519,"endHours":9.075432407634118,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:29","end":"06:47","startHours":6.47812359738957,"endHours":6.78595278971485,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:23","end":"12:09","startHours":11.384151350073717,"endHours":12.153724330886915,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:27","end":"05:14","startHours":4.4579945227549205,"endHours":5.22756750356812,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:02","end":"06:00","startHours":5.035174258364821,"endHours":5.99714048438132,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:42","end":"14:28","startHours":13.692870292513316,"endHours":14.462443273326516,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:20","end":"17:44","startHours":17.340735196579313,"endHours":17.740735196579312,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:32","end":"18:01","startHours":17.540735196579313,"endHours":18.021718309587563,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:17","end":"19:02","startHours":17.290735196579313,"endHours":19.040735196579313,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:23","end":"00:09","startHours":23.384151350073715,"endHours":24.153724330886917,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:00","end":"07:26","startHours":5.99714048438132,"endHours":7.440089823406069,"quality":"inauspicious"},{"name":"Śubha","start":"07:26","end":"08:53","startHours":7.440089823406069,"endHours":8.88303916243082,"quality":"auspicious"},{"name":"Roga","start":"08:53","end":"10:20","startHours":8.88303916243082,"endHours":10.325988501455567,"quality":"inauspicious"},{"name":"Udveg","start":"10:20","end":"11:46","startHours":10.325988501455567,"endHours":11.768937840480316,"quality":"inauspicious"},{"name":"Chala","start":"11:46","end":"13:13","startHours":11.768937840480316,"endHours":13.211887179505066,"quality":"neutral"},{"name":"Labha","start":"13:13","end":"14:39","startHours":13.211887179505066,"endHours":14.654836518529816,"quality":"auspicious"},{"name":"Amṛta","start":"14:39","end":"16:06","startHours":14.654836518529816,"endHours":16.097785857554562,"quality":"auspicious"},{"name":"Kāla","start":"16:06","end":"17:32","startHours":16.097785857554562,"endHours":17.540735196579313,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:32","end":"19:06","startHours":17.540735196579313,"endHours":19.097785857554562,"quality":"auspicious"},{"name":"Amṛta","start":"19:06","end":"20:39","startHours":19.097785857554562,"endHours":20.654836518529812,"quality":"auspicious"},{"name":"Kāla","start":"20:39","end":"22:13","startHours":20.654836518529812,"endHours":22.211887179505066,"quality":"inauspicious"},{"name":"Śubha","start":"22:13","end":"23:46","startHours":22.211887179505066,"endHours":23.768937840480316,"quality":"auspicious"},{"name":"Roga","start":"23:46","end":"01:20","startHours":23.768937840480316,"endHours":25.325988501455566,"quality":"inauspicious"},{"name":"Udveg","start":"01:20","end":"02:53","startHours":25.325988501455566,"endHours":26.88303916243082,"quality":"inauspicious"},{"name":"Chala","start":"02:53","end":"04:26","startHours":26.88303916243082,"endHours":28.44008982340607,"quality":"neutral"},{"name":"Labha","start":"04:26","end":"06:00","startHours":28.44008982340607,"endHours":29.99714048438132,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:00","end":"07:00","startHours":5.99714048438132,"endHours":6.99714048438132,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:00","end":"08:00","startHours":6.99714048438132,"endHours":7.99714048438132,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:00","end":"09:00","startHours":7.99714048438132,"endHours":8.997140484381319,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:00","end":"10:00","startHours":8.997140484381319,"endHours":9.997140484381319,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:00","end":"11:00","startHours":9.997140484381319,"endHours":10.997140484381319,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:00","end":"12:00","startHours":10.997140484381319,"endHours":11.997140484381319,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:00","end":"13:00","startHours":11.997140484381319,"endHours":12.997140484381319,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:00","end":"14:00","startHours":12.997140484381319,"endHours":13.997140484381319,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:00","end":"15:00","startHours":13.997140484381319,"endHours":14.997140484381319,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:00","end":"16:00","startHours":14.997140484381319,"endHours":15.997140484381319,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:00","end":"17:00","startHours":15.997140484381319,"endHours":16.99714048438132,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:00","end":"18:00","startHours":16.99714048438132,"endHours":17.99714048438132,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:00","end":"19:00","startHours":17.99714048438132,"endHours":18.99714048438132,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:00","end":"20:00","startHours":18.99714048438132,"endHours":19.99714048438132,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:00","end":"21:00","startHours":19.99714048438132,"endHours":20.99714048438132,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:00","end":"22:00","startHours":20.99714048438132,"endHours":21.99714048438132,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:00","end":"23:00","startHours":21.99714048438132,"endHours":22.99714048438132,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:00","end":"00:00","startHours":22.99714048438132,"endHours":23.99714048438132,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:00","end":"01:00","startHours":23.99714048438132,"endHours":24.99714048438132,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:00","end":"02:00","startHours":24.99714048438132,"endHours":25.99714048438132,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:00","end":"03:00","startHours":25.99714048438132,"endHours":26.99714048438132,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:00","end":"04:00","startHours":26.99714048438132,"endHours":27.99714048438132,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:00","end":"05:00","startHours":27.99714048438132,"endHours":28.99714048438132,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:00","end":"06:00","startHours":28.99714048438132,"endHours":29.99714048438132,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-8.576494349110282,"eotMinutes":15.04772957118102,"ayanamsa":23.4589}},"calendars":{"vikram_samvat":2028,"vikram_samvatsara":"Raktākṣī","saka_samvat":1893,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1378,"malayalam_era":1147,"nanakshahi_year":502,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Dvādaśī · Vikram 2028 Raktākṣī · Śaka 1893 Virodhakṛt"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4}],"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":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 October 16, 1971 CE · Ayodhyā · Vidhyamitra","description":"October 16, 1971 CE for Ayodhyā: Kṛṣṇa Dvādaśī, sūryodaya 06:00, sūryāsta 17:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1971-10-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1971-10-16","sa":"https://sa.vidhyamitra.com/city/ayodhya/1971-10-16","hi":"https://hi.vidhyamitra.com/city/ayodhya/1971-10-16","x-default":"https://vidhyamitra.com/city/ayodhya/1971-10-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T03:45:31.902Z","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":"2026-05-20T03:45:31.902Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T03:45:31.902Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}