{"id":"vidhyamitra:city-day:erode:1983-05-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1983-05-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1983-05-11","date_display":"May 11, 1983 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":1983,"month":5,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445465.770833,"kali_year":5085,"ahargana":1857000.2708,"sun":{"sidereal_longitude":26.2323,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":3.0369,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":336.8047,"elapsed_within_tithi_degrees":0.8047},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":3.0369,"elapsed_within_degrees":3.0369},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":29.2692},"karana":{"half_tithi_index":56,"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":1983,"month":5,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445465.770833,"ahargana":1857000.2708,"kali_year":5085,"ayanamsa_lahiri":23.6205,"grahas":{"sun":{"sidereal_longitude":26.185181999999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":3.867781999999977,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":-4.049},"mars":{"sidereal_longitude":32.45338200000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":29.142282000000023,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":225.27478199999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":68.42008199999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":185.79038200000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":67.1891,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":247.1891,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":1983,"month":5,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445465.770833,"kali_year":5085,"ahargana":1857000.2708,"sun":{"sidereal_longitude":26.2323,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":3.0369,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":336.8047,"elapsed_within_tithi_degrees":0.8047},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":3.0369,"elapsed_within_degrees":3.0369},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":29.2692},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.049,"elongation":23.195},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.049,"opposition_distance":156.805}},"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":"05:57","sunsetLocal":"18:34","solarNoonLocal":"12:15","dayLengthHours":12.608130769181773,"dayLengthDisplay":"12 Hours 36 Mins 29 Secs","nightLengthDisplay":"11 Hours 23 Mins 31 Secs","moonriseLocal":"04:35","moonsetLocal":"16:57","rahuKala":{"name":"Rāhu Kāla","start":"12:15","end":"13:50","startHours":12.256986838934854,"endHours":13.833003185082575,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:32","end":"09:06","startHours":7.52893780049169,"endHours":9.104954146639411,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:41","end":"12:15","startHours":10.680970492787132,"endHours":12.256986838934854,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:19","startHours":8.894818633819714,"endHours":9.315089659459108,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:29","end":"06:49","startHours":6.478260236393208,"endHours":6.814477056904722,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:41","startHours":11.836715813295463,"endHours":12.677257864574248,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:16","end":"05:07","startHours":4.271837351786398,"endHours":5.112379403065183,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:54","end":"05:57","startHours":4.902243890245487,"endHours":5.952921454343968,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:12","startHours":14.358341967131818,"endHours":15.198884018410602,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:22","end":"18:46","startHours":18.361052223525743,"endHours":18.76105222352574,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:34","end":"19:05","startHours":18.561052223525742,"endHours":19.08639100557498,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:19","end":"20:04","startHours":18.311052223525742,"endHours":20.061052223525742,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:41","startHours":23.836715813295463,"endHours":24.67725786457425,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:57","end":"07:32","startHours":5.952921454343968,"endHours":7.52893780049169,"quality":"auspicious"},{"name":"Amṛta","start":"07:32","end":"09:06","startHours":7.52893780049169,"endHours":9.104954146639411,"quality":"auspicious"},{"name":"Kāla","start":"09:06","end":"10:41","startHours":9.104954146639411,"endHours":10.680970492787132,"quality":"inauspicious"},{"name":"Śubha","start":"10:41","end":"12:15","startHours":10.680970492787132,"endHours":12.256986838934854,"quality":"auspicious"},{"name":"Roga","start":"12:15","end":"13:50","startHours":12.256986838934854,"endHours":13.833003185082575,"quality":"inauspicious"},{"name":"Udveg","start":"13:50","end":"15:25","startHours":13.833003185082575,"endHours":15.4090195312303,"quality":"inauspicious"},{"name":"Chala","start":"15:25","end":"16:59","startHours":15.4090195312303,"endHours":16.98503587737802,"quality":"neutral"},{"name":"Labha","start":"16:59","end":"18:34","startHours":16.98503587737802,"endHours":18.561052223525742,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:34","end":"19:59","startHours":18.561052223525742,"endHours":19.98503587737802,"quality":"inauspicious"},{"name":"Chala","start":"19:59","end":"21:25","startHours":19.98503587737802,"endHours":21.4090195312303,"quality":"neutral"},{"name":"Labha","start":"21:25","end":"22:50","startHours":21.4090195312303,"endHours":22.833003185082575,"quality":"auspicious"},{"name":"Amṛta","start":"22:50","end":"00:15","startHours":22.833003185082575,"endHours":24.256986838934857,"quality":"auspicious"},{"name":"Kāla","start":"00:15","end":"01:41","startHours":24.256986838934857,"endHours":25.680970492787132,"quality":"inauspicious"},{"name":"Śubha","start":"01:41","end":"03:06","startHours":25.680970492787132,"endHours":27.10495414663941,"quality":"auspicious"},{"name":"Roga","start":"03:06","end":"04:32","startHours":27.10495414663941,"endHours":28.52893780049169,"quality":"inauspicious"},{"name":"Udveg","start":"04:32","end":"05:57","startHours":28.52893780049169,"endHours":29.95292145434397,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:57","end":"06:57","startHours":5.952921454343968,"endHours":6.952921454343968,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:57","end":"07:57","startHours":6.952921454343968,"endHours":7.952921454343968,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:57","end":"08:57","startHours":7.952921454343968,"endHours":8.952921454343969,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:57","end":"09:57","startHours":8.952921454343969,"endHours":9.952921454343969,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:57","end":"10:57","startHours":9.952921454343969,"endHours":10.952921454343969,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:57","end":"11:57","startHours":10.952921454343969,"endHours":11.952921454343969,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:57","end":"12:57","startHours":11.952921454343969,"endHours":12.952921454343969,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:57","end":"13:57","startHours":12.952921454343969,"endHours":13.952921454343969,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:57","end":"14:57","startHours":13.952921454343969,"endHours":14.952921454343969,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:57","end":"15:57","startHours":14.952921454343969,"endHours":15.952921454343969,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:57","end":"16:57","startHours":15.952921454343969,"endHours":16.95292145434397,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:57","end":"17:57","startHours":16.95292145434397,"endHours":17.95292145434397,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:57","end":"18:57","startHours":17.95292145434397,"endHours":18.95292145434397,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:57","end":"19:57","startHours":18.95292145434397,"endHours":19.95292145434397,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:57","end":"20:57","startHours":19.95292145434397,"endHours":20.95292145434397,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:57","end":"21:57","startHours":20.95292145434397,"endHours":21.95292145434397,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:57","end":"22:57","startHours":21.95292145434397,"endHours":22.95292145434397,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:57","end":"23:57","startHours":22.95292145434397,"endHours":23.95292145434397,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:57","end":"00:57","startHours":23.95292145434397,"endHours":24.95292145434397,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:57","end":"01:57","startHours":24.95292145434397,"endHours":25.95292145434397,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:57","end":"02:57","startHours":25.95292145434397,"endHours":26.95292145434397,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:57","end":"03:57","startHours":26.95292145434397,"endHours":27.95292145434397,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:57","end":"04:57","startHours":27.95292145434397,"endHours":28.95292145434397,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:57","end":"05:57","startHours":28.95292145434397,"endHours":29.95292145434397,"planetary_lord":"Sun"}],"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":"South-West","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":17.68670114233726,"eotMinutes":3.71198966390865,"ayanamsa":23.6205}},"calendars":{"vikram_samvat":2040,"vikram_samvatsara":"Dhātṛ","saka_samvat":1905,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1390,"malayalam_era":1159,"nanakshahi_year":514,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Caturdaśī · Vikram 2040 Dhātṛ · Śaka 1905 Rudhirodgāri"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"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":"-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 May 11, 1983 CE · Erode, Tamil Nadu · Vidhyamitra","description":"May 11, 1983 CE for Erode, Tamil Nadu: Kṛṣṇa Caturdaśī, sūryodaya 05:57, sūryāsta 18:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1983-05-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1983-05-11","sa":"https://sa.vidhyamitra.com/city/erode/1983-05-11","hi":"https://hi.vidhyamitra.com/city/erode/1983-05-11","x-default":"https://vidhyamitra.com/city/erode/1983-05-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T11:33:06.102Z","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":"2026-05-18T11:33:06.102Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T11:33:06.102Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}