{"id":"vidhyamitra:city-day:erode:1957-12-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1957-12-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1957-12-31","date_display":"December 31, 1957 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":1957,"month":12,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2436203.770833,"kali_year":5059,"ahargana":1847738.2708,"sun":{"sidereal_longitude":255.6906,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":6.599,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":110.9084,"elapsed_within_tithi_degrees":2.9084},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":6.599,"elapsed_within_degrees":6.599},"yoga":{"number":20,"name":"Śiva","sum_longitude":262.2895},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1957,"month":12,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2436203.770833,"ahargana":1847738.2708,"kali_year":5059,"ayanamsa_lahiri":23.2663,"grahas":{"sun":{"sidereal_longitude":255.83205799999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":5.864058,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":0.8836},"mars":{"sidereal_longitude":222.86555799999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":244.767558,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":185.479058,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":292.312958,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":236.48325799999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":197.9345,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":17.9345,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":1957,"month":12,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2436203.770833,"kali_year":5059,"ahargana":1847738.2708,"sun":{"sidereal_longitude":255.6906,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":6.599,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":110.9084,"elapsed_within_tithi_degrees":2.9084},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":6.599,"elapsed_within_degrees":6.599},"yoga":{"number":20,"name":"Śiva","sum_longitude":262.2895},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.884,"elongation":110.908},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.884,"opposition_distance":69.092}},"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":"06:38","sunsetLocal":"18:06","solarNoonLocal":"12:22","dayLengthHours":11.468434522503681,"dayLengthDisplay":"11 Hours 28 Mins 06 Secs","nightLengthDisplay":"12 Hours 31 Mins 54 Secs","moonriseLocal":"13:31","moonsetLocal":"01:54","rahuKala":{"name":"Rāhu Kāla","start":"15:14","end":"16:40","startHours":15.240232546022675,"endHours":16.673786861335635,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:30","end":"10:56","startHours":9.506015284770836,"endHours":10.939569600083795,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:22","end":"13:48","startHours":12.373123915396755,"endHours":13.806678230709716,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:19","end":"09:42","startHours":9.314874709395774,"endHours":9.697155860145896,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:07","end":"07:25","startHours":7.116758092582568,"endHours":7.422583013182666,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:45","startHours":11.990842764646633,"endHours":12.755405066146878,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:07","end":"05:52","startHours":5.109782051144424,"endHours":5.87434435264467,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:41","end":"06:38","startHours":5.683203777269608,"endHours":6.638906654144915,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:17","end":"15:03","startHours":14.284529669147368,"endHours":15.049091970647613,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.907341176648597,"endHours":18.307341176648595,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:35","startHours":18.107341176648596,"endHours":18.58519261508625,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.857341176648596,"endHours":19.607341176648596,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:45","startHours":23.99084276464663,"endHours":24.755405066146878,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:38","end":"08:04","startHours":6.638906654144915,"endHours":8.072460969457875,"quality":"inauspicious"},{"name":"Udveg","start":"08:04","end":"09:30","startHours":8.072460969457875,"endHours":9.506015284770836,"quality":"inauspicious"},{"name":"Chala","start":"09:30","end":"10:56","startHours":9.506015284770836,"endHours":10.939569600083795,"quality":"neutral"},{"name":"Labha","start":"10:56","end":"12:22","startHours":10.939569600083795,"endHours":12.373123915396755,"quality":"auspicious"},{"name":"Amṛta","start":"12:22","end":"13:48","startHours":12.373123915396755,"endHours":13.806678230709716,"quality":"auspicious"},{"name":"Kāla","start":"13:48","end":"15:14","startHours":13.806678230709716,"endHours":15.240232546022675,"quality":"inauspicious"},{"name":"Śubha","start":"15:14","end":"16:40","startHours":15.240232546022675,"endHours":16.673786861335635,"quality":"auspicious"},{"name":"Roga","start":"16:40","end":"18:06","startHours":16.673786861335635,"endHours":18.107341176648596,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:06","end":"19:40","startHours":18.107341176648596,"endHours":19.673786861335635,"quality":"inauspicious"},{"name":"Śubha","start":"19:40","end":"21:14","startHours":19.673786861335635,"endHours":21.240232546022675,"quality":"auspicious"},{"name":"Roga","start":"21:14","end":"22:48","startHours":21.240232546022675,"endHours":22.806678230709714,"quality":"inauspicious"},{"name":"Udveg","start":"22:48","end":"00:22","startHours":22.806678230709714,"endHours":24.373123915396754,"quality":"inauspicious"},{"name":"Chala","start":"00:22","end":"01:56","startHours":24.373123915396754,"endHours":25.939569600083793,"quality":"neutral"},{"name":"Labha","start":"01:56","end":"03:30","startHours":25.939569600083793,"endHours":27.506015284770836,"quality":"auspicious"},{"name":"Amṛta","start":"03:30","end":"05:04","startHours":27.506015284770836,"endHours":29.072460969457875,"quality":"auspicious"},{"name":"Kāla","start":"05:04","end":"06:38","startHours":29.072460969457875,"endHours":30.638906654144915,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:38","end":"07:38","startHours":6.638906654144915,"endHours":7.638906654144915,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:38","end":"08:38","startHours":7.638906654144915,"endHours":8.638906654144915,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:38","end":"09:38","startHours":8.638906654144915,"endHours":9.638906654144915,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:38","end":"10:38","startHours":9.638906654144915,"endHours":10.638906654144915,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:38","end":"11:38","startHours":10.638906654144915,"endHours":11.638906654144915,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:38","end":"12:38","startHours":11.638906654144915,"endHours":12.638906654144915,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:38","end":"13:38","startHours":12.638906654144915,"endHours":13.638906654144915,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:38","end":"14:38","startHours":13.638906654144915,"endHours":14.638906654144915,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:38","end":"15:38","startHours":14.638906654144915,"endHours":15.638906654144915,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:38","end":"16:38","startHours":15.638906654144915,"endHours":16.638906654144915,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:38","end":"17:38","startHours":16.638906654144915,"endHours":17.638906654144915,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:38","end":"18:38","startHours":17.638906654144915,"endHours":18.638906654144915,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:38","end":"19:38","startHours":18.638906654144915,"endHours":19.638906654144915,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:38","end":"20:38","startHours":19.638906654144915,"endHours":20.638906654144915,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:38","end":"21:38","startHours":20.638906654144915,"endHours":21.638906654144915,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:38","end":"22:38","startHours":21.638906654144915,"endHours":22.638906654144915,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:38","end":"23:38","startHours":22.638906654144915,"endHours":23.638906654144915,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:38","end":"00:38","startHours":23.638906654144915,"endHours":24.638906654144915,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:38","end":"01:38","startHours":24.638906654144915,"endHours":25.638906654144915,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:38","end":"02:38","startHours":25.638906654144915,"endHours":26.638906654144915,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:38","end":"03:38","startHours":26.638906654144915,"endHours":27.638906654144915,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:38","end":"04:38","startHours":27.638906654144915,"endHours":28.638906654144915,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:38","end":"05:38","startHours":28.638906654144915,"endHours":29.638906654144915,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:38","end":"06:38","startHours":29.638906654144915,"endHours":30.638906654144915,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.124370694558085,"eotMinutes":-3.2562349238053434,"ayanamsa":23.2663}},"calendars":{"vikram_samvat":2014,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1879,"saka_samvatsara":"Hemalambī","bengali_samvat":1364,"malayalam_era":1133,"nanakshahi_year":488,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Daśamī · Vikram 2014 Sādhāraṇa · Śaka 1879 Hemalambī"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 December 31, 1957 CE · Erode, Tamil Nadu · Vidhyamitra","description":"December 31, 1957 CE for Erode, Tamil Nadu: Śukla Daśamī, sūryodaya 06:38, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1957-12-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1957-12-31","sa":"https://sa.vidhyamitra.com/city/erode/1957-12-31","hi":"https://hi.vidhyamitra.com/city/erode/1957-12-31","x-default":"https://vidhyamitra.com/city/erode/1957-12-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T01:35:27.060Z","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":"2026-06-01T01:35:27.060Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T01:35:27.060Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}