{"id":"vidhyamitra:city-day:erode:1963-05-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1963-05-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1963-05-23","date_display":"May 23, 1963 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":1963,"month":5,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438172.770833,"kali_year":5065,"ahargana":1849707.2708,"sun":{"sidereal_longitude":37.8913,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":36.7653,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":358.874,"elapsed_within_tithi_degrees":10.874},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":36.7653,"elapsed_within_degrees":10.0987},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":74.6566},"karana":{"half_tithi_index":59,"name":"Nāga"},"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":1963,"month":5,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438172.770833,"ahargana":1849707.2708,"kali_year":5065,"ayanamsa_lahiri":23.3416,"grahas":{"sun":{"sidereal_longitude":37.871028000000024,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":36.06872800000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false,"latitude":-3.7661},"mars":{"sidereal_longitude":121.75462800000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":30.942128000000025,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":348.189128,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":12.023427999999967,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":300.349828,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":93.6074,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":273.6074,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"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":1963,"month":5,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438172.770833,"kali_year":5065,"ahargana":1849707.2708,"sun":{"sidereal_longitude":37.8913,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":36.7653,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":358.874,"elapsed_within_tithi_degrees":10.874},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":36.7653,"elapsed_within_degrees":10.0987},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":74.6566},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.766,"elongation":1.126},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.766,"opposition_distance":178.874}},"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":"05:55","sunsetLocal":"18:36","solarNoonLocal":"12:16","dayLengthHours":12.691628306256431,"dayLengthDisplay":"12 Hours 41 Mins 30 Secs","nightLengthDisplay":"11 Hours 18 Mins 30 Secs","moonriseLocal":"05:49","moonsetLocal":"18:28","rahuKala":{"name":"Rāhu Kāla","start":"13:51","end":"15:26","startHours":13.848715415900447,"endHours":15.435168954182501,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:55","end":"07:30","startHours":5.916447724490178,"endHours":7.502901262772232,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:05","end":"10:41","startHours":9.089354801054286,"endHours":10.675808339336339,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:18","startHours":8.877827662616678,"endHours":9.300881939491893,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:27","end":"06:47","startHours":6.445265570584196,"endHours":6.783708992084367,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:41","startHours":11.839207600743178,"endHours":12.685316154493607,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:13","end":"05:04","startHours":4.2242306169893205,"endHours":5.070339170739749,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:52","end":"05:55","startHours":4.858812032302142,"endHours":5.916447724490178,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:13","startHours":14.377533261994467,"endHours":15.223641815744896,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:24","end":"18:48","startHours":18.40807603074661,"endHours":18.80807603074661,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:36","end":"19:08","startHours":18.60807603074661,"endHours":19.136893876840627,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:21","end":"20:06","startHours":18.35807603074661,"endHours":20.10807603074661,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:41","startHours":23.83920760074318,"endHours":24.685316154493606,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:55","end":"07:30","startHours":5.916447724490178,"endHours":7.502901262772232,"quality":"auspicious"},{"name":"Roga","start":"07:30","end":"09:05","startHours":7.502901262772232,"endHours":9.089354801054286,"quality":"inauspicious"},{"name":"Udveg","start":"09:05","end":"10:41","startHours":9.089354801054286,"endHours":10.675808339336339,"quality":"inauspicious"},{"name":"Chala","start":"10:41","end":"12:16","startHours":10.675808339336339,"endHours":12.262261877618393,"quality":"neutral"},{"name":"Labha","start":"12:16","end":"13:51","startHours":12.262261877618393,"endHours":13.848715415900447,"quality":"auspicious"},{"name":"Amṛta","start":"13:51","end":"15:26","startHours":13.848715415900447,"endHours":15.435168954182501,"quality":"auspicious"},{"name":"Kāla","start":"15:26","end":"17:01","startHours":15.435168954182501,"endHours":17.021622492464555,"quality":"inauspicious"},{"name":"Śubha","start":"17:01","end":"18:36","startHours":17.021622492464555,"endHours":18.60807603074661,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:36","end":"20:01","startHours":18.60807603074661,"endHours":20.021622492464555,"quality":"auspicious"},{"name":"Kāla","start":"20:01","end":"21:26","startHours":20.021622492464555,"endHours":21.4351689541825,"quality":"inauspicious"},{"name":"Śubha","start":"21:26","end":"22:51","startHours":21.4351689541825,"endHours":22.848715415900447,"quality":"auspicious"},{"name":"Roga","start":"22:51","end":"00:16","startHours":22.848715415900447,"endHours":24.262261877618393,"quality":"inauspicious"},{"name":"Udveg","start":"00:16","end":"01:41","startHours":24.262261877618393,"endHours":25.67580833933634,"quality":"inauspicious"},{"name":"Chala","start":"01:41","end":"03:05","startHours":25.67580833933634,"endHours":27.089354801054284,"quality":"neutral"},{"name":"Labha","start":"03:05","end":"04:30","startHours":27.089354801054284,"endHours":28.502901262772234,"quality":"auspicious"},{"name":"Amṛta","start":"04:30","end":"05:55","startHours":28.502901262772234,"endHours":29.916447724490176,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:55","end":"06:55","startHours":5.916447724490178,"endHours":6.916447724490178,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:55","end":"07:55","startHours":6.916447724490178,"endHours":7.916447724490178,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:55","end":"08:55","startHours":7.916447724490178,"endHours":8.916447724490178,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:55","end":"09:55","startHours":8.916447724490178,"endHours":9.916447724490178,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:55","end":"10:55","startHours":9.916447724490178,"endHours":10.916447724490178,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:55","end":"11:55","startHours":10.916447724490178,"endHours":11.916447724490178,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:55","end":"12:55","startHours":11.916447724490178,"endHours":12.916447724490178,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:55","end":"13:55","startHours":12.916447724490178,"endHours":13.916447724490178,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:55","end":"14:55","startHours":13.916447724490178,"endHours":14.916447724490178,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:55","end":"15:55","startHours":14.916447724490178,"endHours":15.916447724490178,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:55","end":"16:55","startHours":15.916447724490178,"endHours":16.916447724490176,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:55","end":"17:55","startHours":16.916447724490176,"endHours":17.916447724490176,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:55","end":"18:55","startHours":17.916447724490176,"endHours":18.916447724490176,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:55","end":"19:55","startHours":18.916447724490176,"endHours":19.916447724490176,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:55","end":"20:55","startHours":19.916447724490176,"endHours":20.916447724490176,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:55","end":"21:55","startHours":20.916447724490176,"endHours":21.916447724490176,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:55","end":"22:55","startHours":21.916447724490176,"endHours":22.916447724490176,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:55","end":"23:55","startHours":22.916447724490176,"endHours":23.916447724490176,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:55","end":"00:55","startHours":23.916447724490176,"endHours":24.916447724490176,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:55","end":"01:55","startHours":24.916447724490176,"endHours":25.916447724490176,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:55","end":"02:55","startHours":25.916447724490176,"endHours":26.916447724490176,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:55","end":"03:55","startHours":26.916447724490176,"endHours":27.916447724490176,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:55","end":"04:55","startHours":27.916447724490176,"endHours":28.916447724490176,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:55","end":"05:55","startHours":28.916447724490176,"endHours":29.916447724490176,"planetary_lord":"Moon"}],"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","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":20.40035378723292,"eotMinutes":3.395487342896394,"ayanamsa":23.3416}},"calendars":{"vikram_samvat":2020,"vikram_samvatsara":"Nala","saka_samvat":1885,"saka_samvatsara":"Śobhana","bengali_samvat":1370,"malayalam_era":1139,"nanakshahi_year":494,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Amāvasyā · Vikram 2020 Nala · Śaka 1885 Śobhana"},"festivals":[{"id":"vat-savitri-amavasya","name":"Vaṭa Sāvitrī Amāvasyā","name_sanskrit":"वट सावित्री अमावस्या","tradition":"Pan-Hindu","associated_deity":"Sāvitrī Devī","significance":"Sāvitrī's redemption of Satyavān from Yama; pati-vrata observance.","vrata":true,"detection":{"tithi_number":30,"tithi_paksha":"Kṛṣṇa","lunar_month":"Jyeṣṭha"},"precedence":2,"sources":["Mahābhārata, Vana Parva — Sāvitrī Upākhyāna"]},{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5}],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"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 May 23, 1963 CE · Erode, Tamil Nadu · Vidhyamitra","description":"May 23, 1963 CE for Erode, Tamil Nadu: Kṛṣṇa Amāvasyā, sūryodaya 05:55, sūryāsta 18:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1963-05-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1963-05-23","sa":"https://sa.vidhyamitra.com/city/erode/1963-05-23","hi":"https://hi.vidhyamitra.com/city/erode/1963-05-23","x-default":"https://vidhyamitra.com/city/erode/1963-05-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T14:25:10.186Z","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":"2026-05-20T14:25:10.186Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T14:25:10.186Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}