{"id":"vidhyamitra:city-day:erode:1949-12-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1949-12-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1949-12-17","date_display":"December 17, 1949 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":1949,"month":12,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433267.770833,"kali_year":5051,"ahargana":1844802.2708,"sun":{"sidereal_longitude":241.3771,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":206.4327,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":325.0556,"elapsed_within_tithi_degrees":1.0556},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":206.4327,"elapsed_within_degrees":6.4327},"yoga":{"number":7,"name":"Sukarma","sum_longitude":87.8097},"karana":{"half_tithi_index":54,"name":"Gara"},"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":1949,"month":12,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2433267.770833,"ahargana":1844802.2708,"kali_year":5051,"ayanamsa_lahiri":23.154,"grahas":{"sun":{"sidereal_longitude":241.62273500000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":204.35273499999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":-2.4448},"mars":{"sidereal_longitude":153.68413499999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":256.117835,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":281.190835,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"venus":{"sidereal_longitude":286.22553500000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":146.414535,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":353.4979,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":173.4979,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","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":1949,"month":12,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433267.770833,"kali_year":5051,"ahargana":1844802.2708,"sun":{"sidereal_longitude":241.3771,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":206.4327,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":325.0556,"elapsed_within_tithi_degrees":1.0556},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":206.4327,"elapsed_within_degrees":6.4327},"yoga":{"number":7,"name":"Sukarma","sum_longitude":87.8097},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.445,"elongation":34.944},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.445,"opposition_distance":145.056}},"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":"06:32","sunsetLocal":"18:00","solarNoonLocal":"12:16","dayLengthHours":11.461992113927998,"dayLengthDisplay":"11 Hours 27 Mins 43 Secs","nightLengthDisplay":"12 Hours 32 Mins 17 Secs","moonriseLocal":"03:58","moonsetLocal":"15:35","rahuKala":{"name":"Rāhu Kāla","start":"09:24","end":"10:50","startHours":9.399132490232859,"endHours":10.83188150447386,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:42","end":"15:08","startHours":13.697379532955859,"endHours":15.130128547196858,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:32","end":"07:58","startHours":6.53363446175086,"endHours":7.96638347599186,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:12","end":"09:35","startHours":9.20809928833406,"endHours":9.59016569213166,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:01","end":"07:19","startHours":7.01121746649786,"endHours":7.31687058953594,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:39","startHours":11.88256411491726,"endHours":12.64669692251246,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:00","end":"05:46","startHours":5.00536884656046,"endHours":5.76950165415566,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:35","end":"06:32","startHours":5.57846845225686,"endHours":6.53363446175086,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:56","startHours":14.174962537702857,"endHours":14.939095345298057,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.79562657567886,"endHours":18.195626575678858,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:28","startHours":17.99562657567886,"endHours":18.47320958042586,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.74562657567886,"endHours":19.49562657567886,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:39","startHours":23.88256411491726,"endHours":24.64669692251246,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:32","end":"07:58","startHours":6.53363446175086,"endHours":7.96638347599186,"quality":"inauspicious"},{"name":"Śubha","start":"07:58","end":"09:24","startHours":7.96638347599186,"endHours":9.399132490232859,"quality":"auspicious"},{"name":"Roga","start":"09:24","end":"10:50","startHours":9.399132490232859,"endHours":10.83188150447386,"quality":"inauspicious"},{"name":"Udveg","start":"10:50","end":"12:16","startHours":10.83188150447386,"endHours":12.26463051871486,"quality":"inauspicious"},{"name":"Chala","start":"12:16","end":"13:42","startHours":12.26463051871486,"endHours":13.697379532955859,"quality":"neutral"},{"name":"Labha","start":"13:42","end":"15:08","startHours":13.697379532955859,"endHours":15.130128547196858,"quality":"auspicious"},{"name":"Amṛta","start":"15:08","end":"16:34","startHours":15.130128547196858,"endHours":16.56287756143786,"quality":"auspicious"},{"name":"Kāla","start":"16:34","end":"18:00","startHours":16.56287756143786,"endHours":17.99562657567886,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:00","end":"19:34","startHours":17.99562657567886,"endHours":19.56287756143786,"quality":"auspicious"},{"name":"Amṛta","start":"19:34","end":"21:08","startHours":19.56287756143786,"endHours":21.13012854719686,"quality":"auspicious"},{"name":"Kāla","start":"21:08","end":"22:42","startHours":21.13012854719686,"endHours":22.69737953295586,"quality":"inauspicious"},{"name":"Śubha","start":"22:42","end":"00:16","startHours":22.69737953295586,"endHours":24.26463051871486,"quality":"auspicious"},{"name":"Roga","start":"00:16","end":"01:50","startHours":24.26463051871486,"endHours":25.83188150447386,"quality":"inauspicious"},{"name":"Udveg","start":"01:50","end":"03:24","startHours":25.83188150447386,"endHours":27.39913249023286,"quality":"inauspicious"},{"name":"Chala","start":"03:24","end":"04:58","startHours":27.39913249023286,"endHours":28.96638347599186,"quality":"neutral"},{"name":"Labha","start":"04:58","end":"06:32","startHours":28.96638347599186,"endHours":30.53363446175086,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:32","end":"07:32","startHours":6.53363446175086,"endHours":7.53363446175086,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:32","end":"08:32","startHours":7.53363446175086,"endHours":8.53363446175086,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:32","end":"09:32","startHours":8.53363446175086,"endHours":9.53363446175086,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:32","end":"10:32","startHours":9.53363446175086,"endHours":10.53363446175086,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:32","end":"11:32","startHours":10.53363446175086,"endHours":11.53363446175086,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:32","end":"12:32","startHours":11.53363446175086,"endHours":12.53363446175086,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:32","end":"13:32","startHours":12.53363446175086,"endHours":13.53363446175086,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:32","end":"14:32","startHours":13.53363446175086,"endHours":14.53363446175086,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:32","end":"15:32","startHours":14.53363446175086,"endHours":15.53363446175086,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:32","end":"16:32","startHours":15.53363446175086,"endHours":16.53363446175086,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:32","end":"17:32","startHours":16.53363446175086,"endHours":17.53363446175086,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:32","end":"18:32","startHours":17.53363446175086,"endHours":18.53363446175086,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:32","end":"19:32","startHours":18.53363446175086,"endHours":19.53363446175086,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:32","end":"20:32","startHours":19.53363446175086,"endHours":20.53363446175086,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:32","end":"21:32","startHours":20.53363446175086,"endHours":21.53363446175086,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:32","end":"22:32","startHours":21.53363446175086,"endHours":22.53363446175086,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:32","end":"23:32","startHours":22.53363446175086,"endHours":23.53363446175086,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:32","end":"00:32","startHours":23.53363446175086,"endHours":24.53363446175086,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:32","end":"01:32","startHours":24.53363446175086,"endHours":25.53363446175086,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:32","end":"02:32","startHours":25.53363446175086,"endHours":26.53363446175086,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:32","end":"03:32","startHours":26.53363446175086,"endHours":27.53363446175086,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:32","end":"04:32","startHours":27.53363446175086,"endHours":28.53363446175086,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:32","end":"05:32","startHours":28.53363446175086,"endHours":29.53363446175086,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:32","end":"06:32","startHours":29.53363446175086,"endHours":30.53363446175086,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"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":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.3334030380913,"eotMinutes":3.253368877108411,"ayanamsa":23.154}},"calendars":{"vikram_samvat":2006,"vikram_samvatsara":"Śubhakṛt","saka_samvat":1871,"saka_samvatsara":"Virodhi","bengali_samvat":1356,"malayalam_era":1125,"nanakshahi_year":480,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","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 Kṛṣṇa Trayodaśī · Vikram 2006 Śubhakṛt · Śaka 1871 Virodhi"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","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 17, 1949 CE · Erode, Tamil Nadu · Vidhyamitra","description":"December 17, 1949 CE for Erode, Tamil Nadu: Kṛṣṇa Trayodaśī, sūryodaya 06:32, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1949-12-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1949-12-17","sa":"https://sa.vidhyamitra.com/city/erode/1949-12-17","hi":"https://hi.vidhyamitra.com/city/erode/1949-12-17","x-default":"https://vidhyamitra.com/city/erode/1949-12-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T13:13:44.622Z","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":"2026-05-31T13:13:44.622Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T13:13:44.622Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}