{"id":"vidhyamitra:city-day:ayodhya:1971-09-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1971-09-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1971-09-23","date_display":"September 23, 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":9,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441217.770833,"kali_year":5073,"ahargana":1852752.2708,"sun":{"sidereal_longitude":155.2362,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":196.1126,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":40.8764,"elapsed_within_tithi_degrees":4.8764},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":196.1126,"elapsed_within_degrees":9.446},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":351.3488},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"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":1971,"month":9,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441217.770833,"ahargana":1852752.2708,"kali_year":5073,"ayanamsa_lahiri":23.458,"grahas":{"sun":{"sidereal_longitude":155.90758600000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":193.21078599999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":-4.474},"mars":{"sidereal_longitude":290.01358600000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":143.66528600000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":218.93228599999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":163.42198600000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":43.43188599999996,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":292.2686,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":112.2686,"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":9,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441217.770833,"kali_year":5073,"ahargana":1852752.2708,"sun":{"sidereal_longitude":155.2362,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":196.1126,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":40.8764,"elapsed_within_tithi_degrees":4.8764},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":196.1126,"elapsed_within_degrees":9.446},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":351.3488},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.474,"elongation":40.876},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.474,"opposition_distance":139.124}},"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":"05:49","sunsetLocal":"17:57","solarNoonLocal":"11:53","dayLengthHours":12.141429973015958,"dayLengthDisplay":"12 Hours 08 Mins 29 Secs","nightLengthDisplay":"11 Hours 51 Mins 31 Secs","moonriseLocal":"08:48","moonsetLocal":"19:56","rahuKala":{"name":"Rāhu Kāla","start":"13:24","end":"14:55","startHours":13.396811513297575,"endHours":14.91449025992457,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:49","end":"07:20","startHours":5.808417780162602,"endHours":7.3260965267895966,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:51","end":"10:22","startHours":8.843775273416592,"endHours":10.361454020043585,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.641418107199659,"endHours":9.046132439633524,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:19","end":"06:38","startHours":6.3143106957049335,"endHours":6.638082161652026,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:28","end":"12:17","startHours":11.474418434236714,"endHours":12.283847099104445,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:11","end":"05:00","startHours":4.18956045042714,"endHours":4.998989115294871,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:48","end":"05:49","startHours":4.7966319490779386,"endHours":5.808417780162602,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:54","end":"14:43","startHours":13.902704428839908,"endHours":14.712133093707639,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:45","end":"18:09","startHours":17.74984775317856,"endHours":18.14984775317856,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:57","end":"18:27","startHours":17.94984775317856,"endHours":18.455740668720892,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:42","end":"19:27","startHours":17.69984775317856,"endHours":19.44984775317856,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:28","end":"00:17","startHours":23.474418434236714,"endHours":24.283847099104445,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:49","end":"07:20","startHours":5.808417780162602,"endHours":7.3260965267895966,"quality":"auspicious"},{"name":"Roga","start":"07:20","end":"08:51","startHours":7.3260965267895966,"endHours":8.843775273416592,"quality":"inauspicious"},{"name":"Udveg","start":"08:51","end":"10:22","startHours":8.843775273416592,"endHours":10.361454020043585,"quality":"inauspicious"},{"name":"Chala","start":"10:22","end":"11:53","startHours":10.361454020043585,"endHours":11.87913276667058,"quality":"neutral"},{"name":"Labha","start":"11:53","end":"13:24","startHours":11.87913276667058,"endHours":13.396811513297575,"quality":"auspicious"},{"name":"Amṛta","start":"13:24","end":"14:55","startHours":13.396811513297575,"endHours":14.91449025992457,"quality":"auspicious"},{"name":"Kāla","start":"14:55","end":"16:26","startHours":14.91449025992457,"endHours":16.432169006551565,"quality":"inauspicious"},{"name":"Śubha","start":"16:26","end":"17:57","startHours":16.432169006551565,"endHours":17.94984775317856,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:57","end":"19:26","startHours":17.94984775317856,"endHours":19.432169006551565,"quality":"auspicious"},{"name":"Kāla","start":"19:26","end":"20:55","startHours":19.432169006551565,"endHours":20.91449025992457,"quality":"inauspicious"},{"name":"Śubha","start":"20:55","end":"22:24","startHours":20.91449025992457,"endHours":22.396811513297575,"quality":"auspicious"},{"name":"Roga","start":"22:24","end":"23:53","startHours":22.396811513297575,"endHours":23.87913276667058,"quality":"inauspicious"},{"name":"Udveg","start":"23:53","end":"01:22","startHours":23.87913276667058,"endHours":25.361454020043585,"quality":"inauspicious"},{"name":"Chala","start":"01:22","end":"02:51","startHours":25.361454020043585,"endHours":26.84377527341659,"quality":"neutral"},{"name":"Labha","start":"02:51","end":"04:20","startHours":26.84377527341659,"endHours":28.3260965267896,"quality":"auspicious"},{"name":"Amṛta","start":"04:20","end":"05:49","startHours":28.3260965267896,"endHours":29.8084177801626,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:49","end":"06:49","startHours":5.808417780162602,"endHours":6.808417780162602,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:49","end":"07:49","startHours":6.808417780162602,"endHours":7.808417780162602,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:49","end":"08:49","startHours":7.808417780162602,"endHours":8.808417780162602,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:49","end":"09:49","startHours":8.808417780162602,"endHours":9.808417780162602,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:49","end":"10:49","startHours":9.808417780162602,"endHours":10.808417780162602,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:49","end":"11:49","startHours":10.808417780162602,"endHours":11.808417780162602,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:49","end":"12:49","startHours":11.808417780162602,"endHours":12.808417780162602,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:49","end":"13:49","startHours":12.808417780162602,"endHours":13.808417780162602,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:49","end":"14:49","startHours":13.808417780162602,"endHours":14.808417780162602,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:49","end":"15:49","startHours":14.808417780162602,"endHours":15.808417780162602,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:49","end":"16:49","startHours":15.808417780162602,"endHours":16.8084177801626,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:49","end":"17:49","startHours":16.8084177801626,"endHours":17.8084177801626,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:49","end":"18:49","startHours":17.8084177801626,"endHours":18.8084177801626,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:49","end":"19:49","startHours":18.8084177801626,"endHours":19.8084177801626,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:49","end":"20:49","startHours":19.8084177801626,"endHours":20.8084177801626,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:49","end":"21:49","startHours":20.8084177801626,"endHours":21.8084177801626,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:49","end":"22:49","startHours":21.8084177801626,"endHours":22.8084177801626,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:49","end":"23:49","startHours":22.8084177801626,"endHours":23.8084177801626,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:49","end":"00:49","startHours":23.8084177801626,"endHours":24.8084177801626,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:49","end":"01:49","startHours":24.8084177801626,"endHours":25.8084177801626,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:49","end":"02:49","startHours":25.8084177801626,"endHours":26.8084177801626,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:49","end":"03:49","startHours":26.8084177801626,"endHours":27.8084177801626,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:49","end":"04:49","startHours":27.8084177801626,"endHours":28.8084177801626,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:49","end":"05:49","startHours":28.8084177801626,"endHours":29.8084177801626,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":0.2523227012417408,"eotMinutes":8.436033999765183,"ayanamsa":23.458}},"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 Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Caturthī · Vikram 2028 Raktākṣī · Śaka 1893 Virodhakṛt"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":[]},"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 23, 1971 CE · Ayodhyā · Vidhyamitra","description":"September 23, 1971 CE for Ayodhyā: Śukla Caturthī, sūryodaya 05:49, sūryāsta 17:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1971-09-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1971-09-23","sa":"https://sa.vidhyamitra.com/city/ayodhya/1971-09-23","hi":"https://hi.vidhyamitra.com/city/ayodhya/1971-09-23","x-default":"https://vidhyamitra.com/city/ayodhya/1971-09-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T09:30:04.989Z","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":"2026-05-31T09:30:04.989Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T09:30:04.989Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}