{"id":"vidhyamitra:city-day:erode:1955-01-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1955-01-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1955-01-04","date_display":"January 4, 1955 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":1955,"month":1,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2435111.770833,"kali_year":5056,"ahargana":1846646.2708,"sun":{"sidereal_longitude":259.573,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":20.89,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":121.317,"elapsed_within_tithi_degrees":1.317},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":20.89,"elapsed_within_degrees":7.5567},"yoga":{"number":22,"name":"Sādhya","sum_longitude":280.4631},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"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":1955,"month":1,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2435111.770833,"ahargana":1846646.2708,"kali_year":5056,"ayanamsa_lahiri":23.2245,"grahas":{"sun":{"sidereal_longitude":259.6739809999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":18.43238100000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false,"latitude":3.6806},"mars":{"sidereal_longitude":329.37998100000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":266.02038100000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":93.159381,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":true},"venus":{"sidereal_longitude":215.499281,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":205.69468099999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":255.7939,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":75.7939,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":1955,"month":1,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2435111.770833,"kali_year":5056,"ahargana":1846646.2708,"sun":{"sidereal_longitude":259.573,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":20.89,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":121.317,"elapsed_within_tithi_degrees":1.317},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":20.89,"elapsed_within_degrees":7.5567},"yoga":{"number":22,"name":"Sādhya","sum_longitude":280.4631},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.681,"elongation":121.317},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.681,"opposition_distance":58.683}},"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":"06:40","sunsetLocal":"18:08","solarNoonLocal":"12:24","dayLengthHours":11.47805001912465,"dayLengthDisplay":"11 Hours 28 Mins 41 Secs","nightLengthDisplay":"12 Hours 31 Mins 19 Secs","moonriseLocal":"14:04","moonsetLocal":"02:34","rahuKala":{"name":"Rāhu Kāla","start":"15:16","end":"16:42","startHours":15.272097619203599,"endHours":16.70685387159418,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:32","end":"10:58","startHours":9.533072609641275,"endHours":10.967828862031855,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:24","end":"13:50","startHours":12.402585114422436,"endHours":13.837341366813018,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:43","startHours":9.341771775989198,"endHours":9.724373443293352,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:09","end":"07:27","startHours":7.141812188990306,"endHours":7.44789352283363,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:47","startHours":12.019983447118282,"endHours":12.78518678172659,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:08","end":"05:54","startHours":5.133153435643492,"endHours":5.898356770251802,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:42","end":"06:40","startHours":5.707055936599724,"endHours":6.663560104860112,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:19","end":"15:05","startHours":14.315593450943211,"endHours":15.080796785551522,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:56","end":"18:20","startHours":17.941610123984763,"endHours":18.34161012398476,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:08","end":"18:37","startHours":18.141610123984762,"endHours":18.619862208114956,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:53","end":"19:38","startHours":17.891610123984762,"endHours":19.641610123984762,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:47","startHours":24.019983447118282,"endHours":24.78518678172659,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:40","end":"08:06","startHours":6.663560104860112,"endHours":8.098316357250694,"quality":"inauspicious"},{"name":"Udveg","start":"08:06","end":"09:32","startHours":8.098316357250694,"endHours":9.533072609641275,"quality":"inauspicious"},{"name":"Chala","start":"09:32","end":"10:58","startHours":9.533072609641275,"endHours":10.967828862031855,"quality":"neutral"},{"name":"Labha","start":"10:58","end":"12:24","startHours":10.967828862031855,"endHours":12.402585114422436,"quality":"auspicious"},{"name":"Amṛta","start":"12:24","end":"13:50","startHours":12.402585114422436,"endHours":13.837341366813018,"quality":"auspicious"},{"name":"Kāla","start":"13:50","end":"15:16","startHours":13.837341366813018,"endHours":15.272097619203599,"quality":"inauspicious"},{"name":"Śubha","start":"15:16","end":"16:42","startHours":15.272097619203599,"endHours":16.70685387159418,"quality":"auspicious"},{"name":"Roga","start":"16:42","end":"18:08","startHours":16.70685387159418,"endHours":18.141610123984762,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:08","end":"19:42","startHours":18.141610123984762,"endHours":19.70685387159418,"quality":"inauspicious"},{"name":"Śubha","start":"19:42","end":"21:16","startHours":19.70685387159418,"endHours":21.2720976192036,"quality":"auspicious"},{"name":"Roga","start":"21:16","end":"22:50","startHours":21.2720976192036,"endHours":22.837341366813018,"quality":"inauspicious"},{"name":"Udveg","start":"22:50","end":"00:24","startHours":22.837341366813018,"endHours":24.402585114422436,"quality":"inauspicious"},{"name":"Chala","start":"00:24","end":"01:58","startHours":24.402585114422436,"endHours":25.967828862031855,"quality":"neutral"},{"name":"Labha","start":"01:58","end":"03:32","startHours":25.967828862031855,"endHours":27.533072609641273,"quality":"auspicious"},{"name":"Amṛta","start":"03:32","end":"05:06","startHours":27.533072609641273,"endHours":29.098316357250695,"quality":"auspicious"},{"name":"Kāla","start":"05:06","end":"06:40","startHours":29.098316357250695,"endHours":30.66356010486011,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:40","end":"07:40","startHours":6.663560104860112,"endHours":7.663560104860112,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:40","end":"08:40","startHours":7.663560104860112,"endHours":8.663560104860112,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:40","end":"09:40","startHours":8.663560104860112,"endHours":9.663560104860112,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:40","end":"10:40","startHours":9.663560104860112,"endHours":10.663560104860112,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:40","end":"11:40","startHours":10.663560104860112,"endHours":11.663560104860112,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:40","end":"12:40","startHours":11.663560104860112,"endHours":12.663560104860112,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:40","end":"13:40","startHours":12.663560104860112,"endHours":13.663560104860112,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:40","end":"14:40","startHours":13.663560104860112,"endHours":14.663560104860112,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:40","end":"15:40","startHours":14.663560104860112,"endHours":15.663560104860112,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:40","end":"16:40","startHours":15.663560104860112,"endHours":16.66356010486011,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:40","end":"17:40","startHours":16.66356010486011,"endHours":17.66356010486011,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:40","end":"18:40","startHours":17.66356010486011,"endHours":18.66356010486011,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:40","end":"19:40","startHours":18.66356010486011,"endHours":19.66356010486011,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:40","end":"20:40","startHours":19.66356010486011,"endHours":20.66356010486011,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:40","end":"21:40","startHours":20.66356010486011,"endHours":21.66356010486011,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:40","end":"22:40","startHours":21.66356010486011,"endHours":22.66356010486011,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:40","end":"23:40","startHours":22.66356010486011,"endHours":23.66356010486011,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:40","end":"00:40","startHours":23.66356010486011,"endHours":24.66356010486011,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:40","end":"01:40","startHours":24.66356010486011,"endHours":25.66356010486011,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:40","end":"02:40","startHours":25.66356010486011,"endHours":26.66356010486011,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:40","end":"03:40","startHours":26.66356010486011,"endHours":27.66356010486011,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:40","end":"04:40","startHours":27.66356010486011,"endHours":28.66356010486011,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:40","end":"05:40","startHours":28.66356010486011,"endHours":29.66356010486011,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:40","end":"06:40","startHours":29.66356010486011,"endHours":30.66356010486011,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"Mudgara","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.81124604390513,"eotMinutes":-5.02390686534617,"ayanamsa":23.2245}},"calendars":{"vikram_samvat":2012,"vikram_samvatsara":"Kīlaka","saka_samvat":1877,"saka_samvatsara":"Manmatha","bengali_samvat":1362,"malayalam_era":1131,"nanakshahi_year":486,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Ekādaśī · Vikram 2012 Kīlaka · Śaka 1877 Manmatha"},"festivals":[{"id":"putrada-ekadashi","name":"Pauṣa Putradā Ekādaśī","name_sanskrit":"पौष पुत्रदा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Ekādaśī granting putra-prāpti.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Pauṣa"},"precedence":4},{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"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":[]},"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 January 4, 1955 CE · Erode, Tamil Nadu · Vidhyamitra","description":"January 4, 1955 CE for Erode, Tamil Nadu: Śukla Ekādaśī, sūryodaya 06:40, sūryāsta 18:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1955-01-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1955-01-04","sa":"https://sa.vidhyamitra.com/city/erode/1955-01-04","hi":"https://hi.vidhyamitra.com/city/erode/1955-01-04","x-default":"https://vidhyamitra.com/city/erode/1955-01-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T15:40:12.381Z","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":"2026-05-20T15:40:12.381Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T15:40:12.381Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}