{"id":"vidhyamitra:city-day:erode:2083-04-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2083-04-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2083-04-21","date_display":"April 21, 2083 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":2083,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2481970.770833,"kali_year":5185,"ahargana":1893505.2708,"sun":{"sidereal_longitude":6.0615,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":52.8197,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.7583,"elapsed_within_tithi_degrees":10.7583},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":52.8197,"elapsed_within_degrees":12.8197},"yoga":{"number":5,"name":"Śobhana","sum_longitude":58.8812},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2083,"month":4,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2481970.770833,"ahargana":1893505.2708,"kali_year":5185,"ayanamsa_lahiri":25.0167,"grahas":{"sun":{"sidereal_longitude":6.145122000000015,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":49.246421999999995,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false,"latitude":3.9023},"mars":{"sidereal_longitude":54.46942200000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":357.28072199999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":17.999621999999988,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":339.281322,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":322.09872199999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":292.9786,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":112.9786,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2083,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2481970.770833,"kali_year":5185,"ahargana":1893505.2708,"sun":{"sidereal_longitude":6.0615,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":52.8197,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.7583,"elapsed_within_tithi_degrees":10.7583},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":52.8197,"elapsed_within_degrees":12.8197},"yoga":{"number":5,"name":"Śobhana","sum_longitude":58.8812},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.902,"elongation":46.758},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.902,"opposition_distance":133.242}},"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":"06:05","sunsetLocal":"18:31","solarNoonLocal":"12:18","dayLengthHours":12.438231679047107,"dayLengthDisplay":"12 Hours 26 Mins 18 Secs","nightLengthDisplay":"11 Hours 33 Mins 42 Secs","moonriseLocal":"08:49","moonsetLocal":"21:32","rahuKala":{"name":"Rāhu Kāla","start":"12:18","end":"13:51","startHours":12.299064519313962,"endHours":13.85384347919485,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:38","end":"09:11","startHours":7.634727639671296,"endHours":9.189506599552185,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:45","end":"12:18","startHours":10.744285559433074,"endHours":12.299064519313962,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:59","end":"09:24","startHours":8.982202738234733,"endHours":9.396810460869636,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:56","startHours":6.598208333084037,"endHours":6.92989451119196,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:43","startHours":11.884456796679059,"endHours":12.713672241948865,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:25","end":"05:15","startHours":4.421517789250794,"endHours":5.250733234520601,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:03","end":"06:05","startHours":5.043429373203149,"endHours":6.079948679790408,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:12","startHours":14.37210313248848,"endHours":15.201318577758286,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.318180358837516,"endHours":18.718180358837515,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"19:02","startHours":18.518180358837515,"endHours":19.036440012131145,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.268180358837515,"endHours":20.018180358837515,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:43","startHours":23.884456796679057,"endHours":24.713672241948867,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:05","end":"07:38","startHours":6.079948679790408,"endHours":7.634727639671296,"quality":"auspicious"},{"name":"Amṛta","start":"07:38","end":"09:11","startHours":7.634727639671296,"endHours":9.189506599552185,"quality":"auspicious"},{"name":"Kāla","start":"09:11","end":"10:45","startHours":9.189506599552185,"endHours":10.744285559433074,"quality":"inauspicious"},{"name":"Śubha","start":"10:45","end":"12:18","startHours":10.744285559433074,"endHours":12.299064519313962,"quality":"auspicious"},{"name":"Roga","start":"12:18","end":"13:51","startHours":12.299064519313962,"endHours":13.85384347919485,"quality":"inauspicious"},{"name":"Udveg","start":"13:51","end":"15:25","startHours":13.85384347919485,"endHours":15.408622439075739,"quality":"inauspicious"},{"name":"Chala","start":"15:25","end":"16:58","startHours":15.408622439075739,"endHours":16.963401398956627,"quality":"neutral"},{"name":"Labha","start":"16:58","end":"18:31","startHours":16.963401398956627,"endHours":18.518180358837515,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:31","end":"19:58","startHours":18.518180358837515,"endHours":19.963401398956627,"quality":"inauspicious"},{"name":"Chala","start":"19:58","end":"21:25","startHours":19.963401398956627,"endHours":21.40862243907574,"quality":"neutral"},{"name":"Labha","start":"21:25","end":"22:51","startHours":21.40862243907574,"endHours":22.85384347919485,"quality":"auspicious"},{"name":"Amṛta","start":"22:51","end":"00:18","startHours":22.85384347919485,"endHours":24.299064519313962,"quality":"auspicious"},{"name":"Kāla","start":"00:18","end":"01:45","startHours":24.299064519313962,"endHours":25.744285559433074,"quality":"inauspicious"},{"name":"Śubha","start":"01:45","end":"03:11","startHours":25.744285559433074,"endHours":27.189506599552185,"quality":"auspicious"},{"name":"Roga","start":"03:11","end":"04:38","startHours":27.189506599552185,"endHours":28.634727639671297,"quality":"inauspicious"},{"name":"Udveg","start":"04:38","end":"06:05","startHours":28.634727639671297,"endHours":30.07994867979041,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:05","end":"07:05","startHours":6.079948679790408,"endHours":7.079948679790408,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:05","end":"08:05","startHours":7.079948679790408,"endHours":8.079948679790409,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:05","end":"09:05","startHours":8.079948679790409,"endHours":9.079948679790409,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:05","end":"10:05","startHours":9.079948679790409,"endHours":10.079948679790409,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:05","end":"11:05","startHours":10.079948679790409,"endHours":11.079948679790409,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:05","end":"12:05","startHours":11.079948679790409,"endHours":12.079948679790409,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:05","end":"13:05","startHours":12.079948679790409,"endHours":13.079948679790409,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:05","end":"14:05","startHours":13.079948679790409,"endHours":14.079948679790409,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:05","end":"15:05","startHours":14.079948679790409,"endHours":15.079948679790409,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:05","end":"16:05","startHours":15.079948679790409,"endHours":16.07994867979041,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:05","end":"17:05","startHours":16.07994867979041,"endHours":17.07994867979041,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:05","end":"18:05","startHours":17.07994867979041,"endHours":18.07994867979041,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:05","end":"19:05","startHours":18.07994867979041,"endHours":19.07994867979041,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:05","end":"20:05","startHours":19.07994867979041,"endHours":20.07994867979041,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:05","end":"21:05","startHours":20.07994867979041,"endHours":21.07994867979041,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:05","end":"22:05","startHours":21.07994867979041,"endHours":22.07994867979041,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:05","end":"23:05","startHours":22.07994867979041,"endHours":23.07994867979041,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:05","end":"00:05","startHours":23.07994867979041,"endHours":24.07994867979041,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:05","end":"01:05","startHours":24.07994867979041,"endHours":25.07994867979041,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:05","end":"02:05","startHours":25.07994867979041,"endHours":26.07994867979041,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:05","end":"03:05","startHours":26.07994867979041,"endHours":27.07994867979041,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:05","end":"04:05","startHours":27.07994867979041,"endHours":28.07994867979041,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:05","end":"05:05","startHours":28.07994867979041,"endHours":29.07994867979041,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:05","end":"06:05","startHours":29.07994867979041,"endHours":30.07994867979041,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"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":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":11.876885910377734,"eotMinutes":1.1873288411622274,"ayanamsa":25.0167}},"calendars":{"vikram_samvat":2140,"vikram_samvatsara":"Nala","saka_samvat":2005,"saka_samvatsara":"Śobhana","bengali_samvat":1490,"malayalam_era":1259,"nanakshahi_year":614,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Caturthī · Vikram 2140 Nala · Śaka 2005 Śobhana"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","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 April 21, 2083 CE · Erode, Tamil Nadu · Vidhyamitra","description":"April 21, 2083 CE for Erode, Tamil Nadu: Śukla Caturthī, sūryodaya 06:05, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2083-04-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2083-04-21","sa":"https://sa.vidhyamitra.com/city/erode/2083-04-21","hi":"https://hi.vidhyamitra.com/city/erode/2083-04-21","x-default":"https://vidhyamitra.com/city/erode/2083-04-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T18:00:00.011Z","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":"2026-06-02T18:00:00.011Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T18:00:00.011Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}