{"id":"vidhyamitra:city-day:erode:1973-04-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1973-04-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1973-04-08","date_display":"April 8, 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":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441780.770833,"kali_year":5074,"ahargana":1853315.2708,"sun":{"sidereal_longitude":354.7988,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":54.0604,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":59.2616,"elapsed_within_tithi_degrees":11.2616},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":54.0604,"elapsed_within_degrees":0.7271},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":48.8592},"karana":{"half_tithi_index":9,"name":"Bālava"},"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":4,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441780.770833,"ahargana":1853315.2708,"kali_year":5074,"ayanamsa_lahiri":23.4796,"grahas":{"sun":{"sidereal_longitude":354.586276,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":56.34437600000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":2.1371},"mars":{"sidereal_longitude":285.51817600000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":327.468476,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":284.987976,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"venus":{"sidereal_longitude":354.517776,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":52.92477600000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":262.4382,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":82.4382,"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":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441780.770833,"kali_year":5074,"ahargana":1853315.2708,"sun":{"sidereal_longitude":354.7988,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":54.0604,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":59.2616,"elapsed_within_tithi_degrees":11.2616},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":54.0604,"elapsed_within_degrees":0.7271},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":48.8592},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.137,"elongation":59.262},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.137,"opposition_distance":120.738}},"eclipse_window_40days":[]},"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"06:12","sunsetLocal":"18:30","solarNoonLocal":"12:21","dayLengthHours":12.304663426939163,"dayLengthDisplay":"12 Hours 18 Mins 17 Secs","nightLengthDisplay":"11 Hours 41 Mins 43 Secs","moonriseLocal":"10:06","moonsetLocal":"22:51","rahuKala":{"name":"Rāhu Kāla","start":"16:58","end":"18:30","startHours":16.96960296138002,"endHours":18.507685889747414,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:21","end":"13:54","startHours":12.355354176277832,"endHours":13.893437104645228,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:26","end":"16:58","startHours":15.431520033012623,"endHours":16.96960296138002,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:04","end":"09:29","startHours":9.074110595760722,"endHours":9.484266043325361,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:43","end":"07:03","startHours":6.71571677226405,"endHours":7.04384113031576,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:46","startHours":11.945198728713192,"endHours":12.76550962384247,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:34","end":"05:23","startHours":4.562400672549696,"endHours":5.382711567678974,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:11","end":"06:12","startHours":5.177633843896654,"endHours":6.203022462808251,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:14","startHours":14.406131414101027,"endHours":15.226442309230306,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:18","end":"18:42","startHours":18.307685889747415,"endHours":18.707685889747413,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:30","end":"19:01","startHours":18.507685889747414,"endHours":19.020380199203213,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:15","end":"20:00","startHours":18.257685889747414,"endHours":20.007685889747414,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:46","startHours":23.945198728713194,"endHours":24.76550962384247,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:12","end":"07:44","startHours":6.203022462808251,"endHours":7.741105391175647,"quality":"inauspicious"},{"name":"Chala","start":"07:44","end":"09:17","startHours":7.741105391175647,"endHours":9.279188319543042,"quality":"neutral"},{"name":"Labha","start":"09:17","end":"10:49","startHours":9.279188319543042,"endHours":10.817271247910437,"quality":"auspicious"},{"name":"Amṛta","start":"10:49","end":"12:21","startHours":10.817271247910437,"endHours":12.355354176277832,"quality":"auspicious"},{"name":"Kāla","start":"12:21","end":"13:54","startHours":12.355354176277832,"endHours":13.893437104645228,"quality":"inauspicious"},{"name":"Śubha","start":"13:54","end":"15:26","startHours":13.893437104645228,"endHours":15.431520033012623,"quality":"auspicious"},{"name":"Roga","start":"15:26","end":"16:58","startHours":15.431520033012623,"endHours":16.96960296138002,"quality":"inauspicious"},{"name":"Udveg","start":"16:58","end":"18:30","startHours":16.96960296138002,"endHours":18.507685889747414,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:30","end":"19:58","startHours":18.507685889747414,"endHours":19.96960296138002,"quality":"auspicious"},{"name":"Roga","start":"19:58","end":"21:26","startHours":19.96960296138002,"endHours":21.431520033012625,"quality":"inauspicious"},{"name":"Udveg","start":"21:26","end":"22:54","startHours":21.431520033012625,"endHours":22.89343710464523,"quality":"inauspicious"},{"name":"Chala","start":"22:54","end":"00:21","startHours":22.89343710464523,"endHours":24.35535417627783,"quality":"neutral"},{"name":"Labha","start":"00:21","end":"01:49","startHours":24.35535417627783,"endHours":25.817271247910437,"quality":"auspicious"},{"name":"Amṛta","start":"01:49","end":"03:17","startHours":25.817271247910437,"endHours":27.279188319543042,"quality":"auspicious"},{"name":"Kāla","start":"03:17","end":"04:44","startHours":27.279188319543042,"endHours":28.741105391175644,"quality":"inauspicious"},{"name":"Śubha","start":"04:44","end":"06:12","startHours":28.741105391175644,"endHours":30.20302246280825,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:12","end":"07:12","startHours":6.203022462808251,"endHours":7.203022462808251,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:12","end":"08:12","startHours":7.203022462808251,"endHours":8.203022462808251,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:12","end":"09:12","startHours":8.203022462808251,"endHours":9.203022462808251,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:12","end":"10:12","startHours":9.203022462808251,"endHours":10.203022462808251,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:12","end":"11:12","startHours":10.203022462808251,"endHours":11.203022462808251,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:12","end":"12:12","startHours":11.203022462808251,"endHours":12.203022462808251,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:12","end":"13:12","startHours":12.203022462808251,"endHours":13.203022462808251,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:12","end":"14:12","startHours":13.203022462808251,"endHours":14.203022462808251,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:12","end":"15:12","startHours":14.203022462808251,"endHours":15.203022462808251,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:12","end":"16:12","startHours":15.203022462808251,"endHours":16.20302246280825,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:12","end":"17:12","startHours":16.20302246280825,"endHours":17.20302246280825,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:12","end":"18:12","startHours":17.20302246280825,"endHours":18.20302246280825,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:12","end":"19:12","startHours":18.20302246280825,"endHours":19.20302246280825,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:12","end":"20:12","startHours":19.20302246280825,"endHours":20.20302246280825,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:12","end":"21:12","startHours":20.20302246280825,"endHours":21.20302246280825,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:12","end":"22:12","startHours":21.20302246280825,"endHours":22.20302246280825,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:12","end":"23:12","startHours":22.20302246280825,"endHours":23.20302246280825,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:12","end":"00:12","startHours":23.20302246280825,"endHours":24.20302246280825,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:12","end":"01:12","startHours":24.20302246280825,"endHours":25.20302246280825,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:12","end":"02:12","startHours":25.20302246280825,"endHours":26.20302246280825,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:12","end":"03:12","startHours":26.20302246280825,"endHours":27.20302246280825,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:12","end":"04:12","startHours":27.20302246280825,"endHours":28.20302246280825,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:12","end":"05:12","startHours":28.20302246280825,"endHours":29.20302246280825,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:12","end":"06:12","startHours":29.20302246280825,"endHours":30.20302246280825,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":7.084956139222655,"eotMinutes":-2.1900505766699547,"ayanamsa":23.4796}},"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","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Pañcamī · Vikram 2030 Akṣaya · Śaka 1895 Pramādī"},"festivals":[{"id":"ramanuja-jayanti","name":"Rāmānujācārya Jayantī","name_sanskrit":"रामानुजाचार्य जयन्ती","tradition":"Vaishnava","associated_deity":"Rāmānujācārya (Viśiṣṭādvaita)","significance":"Birth of Rāmānujācārya; Viśiṣṭādvaita-pratiṣṭhāpaka. Caitra Śukla 5.","vrata":false,"detection":{"tithi_number":5,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":3},{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5}],"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":[]},"validity":{"eternal":false,"location_specific":"erode"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 8, 1973 CE · Erode, Tamil Nadu · Vidhyamitra","description":"April 8, 1973 CE for Erode, Tamil Nadu: Śukla Pañcamī, sūryodaya 06:12, sūryāsta 18:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1973-04-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1973-04-08","sa":"https://sa.vidhyamitra.com/city/erode/1973-04-08","hi":"https://hi.vidhyamitra.com/city/erode/1973-04-08","x-default":"https://vidhyamitra.com/city/erode/1973-04-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T06:51:26.799Z","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":"2026-05-19T06:51:26.799Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T06:51:26.799Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}