{"id":"vidhyamitra:city-day:erode:1964-01-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1964-01-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1964-01-19","date_display":"January 19, 1964 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":1964,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438413.770833,"kali_year":5065,"ahargana":1849948.2708,"sun":{"sidereal_longitude":274.645,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":325.504,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":50.859,"elapsed_within_tithi_degrees":2.859},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":325.504,"elapsed_within_degrees":5.504},"yoga":{"number":19,"name":"Parigha","sum_longitude":240.149},"karana":{"half_tithi_index":8,"name":"Bava"},"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":1964,"month":1,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438413.770833,"ahargana":1849948.2708,"kali_year":5065,"ayanamsa_lahiri":23.3508,"grahas":{"sun":{"sidereal_longitude":274.64282000000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":324.18552,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false,"latitude":-4.0665},"mars":{"sidereal_longitude":281.67112,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":252.35072000000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":350.16632,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":309.51622,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":299.68692,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":80.838,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":260.838,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva 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":1964,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438413.770833,"kali_year":5065,"ahargana":1849948.2708,"sun":{"sidereal_longitude":274.645,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":325.504,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":50.859,"elapsed_within_tithi_degrees":2.859},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":325.504,"elapsed_within_degrees":5.504},"yoga":{"number":19,"name":"Parigha","sum_longitude":240.149},"karana":{"half_tithi_index":8,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.066,"elongation":50.859},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.066,"opposition_distance":129.141}},"eclipse_window_40days":[{"offset_days":-4,"type":"solar","occurs":true,"moon_latitude":-0.89,"elongation":1.925}]},"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":"06:43","sunsetLocal":"18:16","solarNoonLocal":"12:30","dayLengthHours":11.546001557058368,"dayLengthDisplay":"11 Hours 32 Mins 46 Secs","nightLengthDisplay":"12 Hours 27 Mins 14 Secs","moonriseLocal":"09:50","moonsetLocal":"21:46","rahuKala":{"name":"Rāhu Kāla","start":"16:50","end":"18:16","startHours":16.826304816127227,"endHours":18.26955501075952,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:30","end":"13:56","startHours":12.496554232230338,"endHours":13.939804426862633,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:23","end":"16:50","startHours":15.38305462149493,"endHours":16.826304816127227,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:25","end":"09:48","startHours":9.41762048368144,"endHours":9.802487202250052,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:12","end":"07:31","startHours":7.2046368519119195,"endHours":7.51253022676681,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:07","end":"12:53","startHours":12.111687513661726,"endHours":12.88142095079895,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:11","end":"05:57","startHours":5.184086579426705,"endHours":5.953820016563929,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:46","end":"06:43","startHours":5.7613866572796235,"endHours":6.723553453701154,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:11","startHours":14.4208878250734,"endHours":15.190621262210625,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:04","end":"18:28","startHours":18.069555010759522,"endHours":18.46955501075952,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:16","end":"18:45","startHours":18.26955501075952,"endHours":18.750638408970286,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:01","end":"19:46","startHours":18.01955501075952,"endHours":19.76955501075952,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:07","end":"00:53","startHours":24.111687513661725,"endHours":24.88142095079895,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:43","end":"08:10","startHours":6.723553453701154,"endHours":8.166803648333449,"quality":"inauspicious"},{"name":"Chala","start":"08:10","end":"09:37","startHours":8.166803648333449,"endHours":9.610053842965746,"quality":"neutral"},{"name":"Labha","start":"09:37","end":"11:03","startHours":9.610053842965746,"endHours":11.053304037598043,"quality":"auspicious"},{"name":"Amṛta","start":"11:03","end":"12:30","startHours":11.053304037598043,"endHours":12.496554232230338,"quality":"auspicious"},{"name":"Kāla","start":"12:30","end":"13:56","startHours":12.496554232230338,"endHours":13.939804426862633,"quality":"inauspicious"},{"name":"Śubha","start":"13:56","end":"15:23","startHours":13.939804426862633,"endHours":15.38305462149493,"quality":"auspicious"},{"name":"Roga","start":"15:23","end":"16:50","startHours":15.38305462149493,"endHours":16.826304816127227,"quality":"inauspicious"},{"name":"Udveg","start":"16:50","end":"18:16","startHours":16.826304816127227,"endHours":18.26955501075952,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:16","end":"19:50","startHours":18.26955501075952,"endHours":19.826304816127227,"quality":"auspicious"},{"name":"Roga","start":"19:50","end":"21:23","startHours":19.826304816127227,"endHours":21.383054621494928,"quality":"inauspicious"},{"name":"Udveg","start":"21:23","end":"22:56","startHours":21.383054621494928,"endHours":22.939804426862633,"quality":"inauspicious"},{"name":"Chala","start":"22:56","end":"00:30","startHours":22.939804426862633,"endHours":24.496554232230338,"quality":"neutral"},{"name":"Labha","start":"00:30","end":"02:03","startHours":24.496554232230338,"endHours":26.053304037598043,"quality":"auspicious"},{"name":"Amṛta","start":"02:03","end":"03:37","startHours":26.053304037598043,"endHours":27.610053842965748,"quality":"auspicious"},{"name":"Kāla","start":"03:37","end":"05:10","startHours":27.610053842965748,"endHours":29.16680364833345,"quality":"inauspicious"},{"name":"Śubha","start":"05:10","end":"06:43","startHours":29.16680364833345,"endHours":30.723553453701154,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:43","end":"07:43","startHours":6.723553453701154,"endHours":7.723553453701154,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:43","end":"08:43","startHours":7.723553453701154,"endHours":8.723553453701154,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:43","end":"09:43","startHours":8.723553453701154,"endHours":9.723553453701154,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:43","end":"10:43","startHours":9.723553453701154,"endHours":10.723553453701154,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:43","end":"11:43","startHours":10.723553453701154,"endHours":11.723553453701154,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:43","end":"12:43","startHours":11.723553453701154,"endHours":12.723553453701154,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:43","end":"13:43","startHours":12.723553453701154,"endHours":13.723553453701154,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:43","end":"14:43","startHours":13.723553453701154,"endHours":14.723553453701154,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:43","end":"15:43","startHours":14.723553453701154,"endHours":15.723553453701154,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:43","end":"16:43","startHours":15.723553453701154,"endHours":16.723553453701154,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:43","end":"17:43","startHours":16.723553453701154,"endHours":17.723553453701154,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:43","end":"18:43","startHours":17.723553453701154,"endHours":18.723553453701154,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:43","end":"19:43","startHours":18.723553453701154,"endHours":19.723553453701154,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:43","end":"20:43","startHours":19.723553453701154,"endHours":20.723553453701154,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:43","end":"21:43","startHours":20.723553453701154,"endHours":21.723553453701154,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:43","end":"22:43","startHours":21.723553453701154,"endHours":22.723553453701154,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:43","end":"23:43","startHours":22.723553453701154,"endHours":23.723553453701154,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:43","end":"00:43","startHours":23.723553453701154,"endHours":24.723553453701154,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:43","end":"01:43","startHours":24.723553453701154,"endHours":25.723553453701154,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:43","end":"02:43","startHours":25.723553453701154,"endHours":26.723553453701154,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:43","end":"03:43","startHours":26.723553453701154,"endHours":27.723553453701154,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:43","end":"04:43","startHours":27.723553453701154,"endHours":28.723553453701154,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:43","end":"05:43","startHours":28.723553453701154,"endHours":29.723553453701154,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:43","end":"06:43","startHours":29.723553453701154,"endHours":30.723553453701154,"planetary_lord":"Jupiter"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-20.560589859530843,"eotMinutes":-10.662053933820344,"ayanamsa":23.3508}},"calendars":{"vikram_samvat":2021,"vikram_samvatsara":"Piṅgala","saka_samvat":1886,"saka_samvatsara":"Krodhi","bengali_samvat":1371,"malayalam_era":1140,"nanakshahi_year":495,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Pañcamī · Vikram 2021 Piṅgala · Śaka 1886 Krodhi"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"sarasvati-jayanti","name":"Sarasvatī Jayantī (Vasanta Pañchamī)","name_sanskrit":"सरस्वती जयन्ती / वसन्त पञ्चमी","tradition":"Pan-Hindu","associated_deity":"Sarasvatī (Vāk-tattva)","significance":"Manifestation of Devī Sarasvatī; vidyā-ārambha day; vasanta-ṛtu begins.","vrata":true,"detection":{"tithi_number":5,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2,"sources":["Skanda Purāṇa","Devī Bhāgavata"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"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 January 19, 1964 CE · Erode, Tamil Nadu · Vidhyamitra","description":"January 19, 1964 CE for Erode, Tamil Nadu: Śukla Pañcamī, sūryodaya 06:43, sūryāsta 18:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1964-01-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1964-01-19","sa":"https://sa.vidhyamitra.com/city/erode/1964-01-19","hi":"https://hi.vidhyamitra.com/city/erode/1964-01-19","x-default":"https://vidhyamitra.com/city/erode/1964-01-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T04:41:32.449Z","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":"2026-05-20T04:41:32.449Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T04:41:32.449Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}