{"id":"vidhyamitra:city-day:erode:1928-05-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1928-05-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1928-05-01","date_display":"May 1, 1928 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":1928,"month":5,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2425367.770833,"kali_year":5030,"ahargana":1836902.2708,"sun":{"sidereal_longitude":17.7903,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":154.284,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":136.4937,"elapsed_within_tithi_degrees":4.4937},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":154.284,"elapsed_within_degrees":7.6174},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":172.0743},"karana":{"half_tithi_index":22,"name":"Bava"},"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":1928,"month":5,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2425367.770833,"ahargana":1836902.2708,"kali_year":5030,"ayanamsa_lahiri":22.8518,"grahas":{"sun":{"sidereal_longitude":17.566773000000012,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":155.87767299999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false,"latitude":4.3981},"mars":{"sidereal_longitude":326.0619730000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":15.530872999999985,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":0.9284729999999968,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":2.1092729999999733,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":235.71047299999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":52.0779,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":232.0779,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":1928,"month":5,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2425367.770833,"kali_year":5030,"ahargana":1836902.2708,"sun":{"sidereal_longitude":17.7903,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":154.284,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":136.4937,"elapsed_within_tithi_degrees":4.4937},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":154.284,"elapsed_within_degrees":7.6174},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":172.0743},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.398,"elongation":136.494},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.398,"opposition_distance":43.506}},"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":"06:00","sunsetLocal":"18:32","solarNoonLocal":"12:16","dayLengthHours":12.526605607875148,"dayLengthDisplay":"12 Hours 31 Mins 36 Secs","nightLengthDisplay":"11 Hours 28 Mins 24 Secs","moonriseLocal":"15:27","moonsetLocal":"03:32","rahuKala":{"name":"Rāhu Kāla","start":"15:24","end":"16:58","startHours":15.40187127981934,"endHours":16.967696980803733,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:08","end":"10:42","startHours":9.138568475881765,"endHours":10.70439417686616,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:16","end":"13:50","startHours":12.270219877850554,"endHours":13.836045578834947,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:21","startHours":8.929791715750515,"endHours":9.34734523601302,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:32","end":"06:52","startHours":6.5288589742411105,"endHours":6.862901790451114,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:41","startHours":11.852666357588049,"endHours":12.687773398113059,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:20","end":"05:10","startHours":4.33670299286296,"endHours":5.1718100333879695,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:58","end":"06:00","startHours":4.963033273256717,"endHours":6.006917073912979,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:12","startHours":14.357987479163079,"endHours":15.193094519688088,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:20","end":"18:44","startHours":18.33352268178813,"endHours":18.733522681788127,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:32","end":"19:03","startHours":18.533522681788128,"endHours":19.055464582116258,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:17","end":"20:02","startHours":18.283522681788128,"endHours":20.033522681788128,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:41","startHours":23.85266635758805,"endHours":24.68777339811306,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:00","end":"07:34","startHours":6.006917073912979,"endHours":7.572742774897373,"quality":"inauspicious"},{"name":"Udveg","start":"07:34","end":"09:08","startHours":7.572742774897373,"endHours":9.138568475881765,"quality":"inauspicious"},{"name":"Chala","start":"09:08","end":"10:42","startHours":9.138568475881765,"endHours":10.70439417686616,"quality":"neutral"},{"name":"Labha","start":"10:42","end":"12:16","startHours":10.70439417686616,"endHours":12.270219877850554,"quality":"auspicious"},{"name":"Amṛta","start":"12:16","end":"13:50","startHours":12.270219877850554,"endHours":13.836045578834947,"quality":"auspicious"},{"name":"Kāla","start":"13:50","end":"15:24","startHours":13.836045578834947,"endHours":15.40187127981934,"quality":"inauspicious"},{"name":"Śubha","start":"15:24","end":"16:58","startHours":15.40187127981934,"endHours":16.967696980803733,"quality":"auspicious"},{"name":"Roga","start":"16:58","end":"18:32","startHours":16.967696980803733,"endHours":18.533522681788128,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:32","end":"19:58","startHours":18.533522681788128,"endHours":19.967696980803733,"quality":"inauspicious"},{"name":"Śubha","start":"19:58","end":"21:24","startHours":19.967696980803733,"endHours":21.40187127981934,"quality":"auspicious"},{"name":"Roga","start":"21:24","end":"22:50","startHours":21.40187127981934,"endHours":22.83604557883495,"quality":"inauspicious"},{"name":"Udveg","start":"22:50","end":"00:16","startHours":22.83604557883495,"endHours":24.270219877850554,"quality":"inauspicious"},{"name":"Chala","start":"00:16","end":"01:42","startHours":24.270219877850554,"endHours":25.70439417686616,"quality":"neutral"},{"name":"Labha","start":"01:42","end":"03:08","startHours":25.70439417686616,"endHours":27.13856847588177,"quality":"auspicious"},{"name":"Amṛta","start":"03:08","end":"04:34","startHours":27.13856847588177,"endHours":28.572742774897375,"quality":"auspicious"},{"name":"Kāla","start":"04:34","end":"06:00","startHours":28.572742774897375,"endHours":30.00691707391298,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:00","end":"07:00","startHours":6.006917073912979,"endHours":7.006917073912979,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:00","end":"08:00","startHours":7.006917073912979,"endHours":8.00691707391298,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:00","end":"09:00","startHours":8.00691707391298,"endHours":9.00691707391298,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:00","end":"10:00","startHours":9.00691707391298,"endHours":10.00691707391298,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:00","end":"11:00","startHours":10.00691707391298,"endHours":11.00691707391298,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:00","end":"12:00","startHours":11.00691707391298,"endHours":12.00691707391298,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:00","end":"13:00","startHours":12.00691707391298,"endHours":13.00691707391298,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:00","end":"14:00","startHours":13.00691707391298,"endHours":14.00691707391298,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:00","end":"15:00","startHours":14.00691707391298,"endHours":15.00691707391298,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:00","end":"16:00","startHours":15.00691707391298,"endHours":16.00691707391298,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:00","end":"17:00","startHours":16.00691707391298,"endHours":17.00691707391298,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:00","end":"18:00","startHours":17.00691707391298,"endHours":18.00691707391298,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:00","end":"19:00","startHours":18.00691707391298,"endHours":19.00691707391298,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:00","end":"20:00","startHours":19.00691707391298,"endHours":20.00691707391298,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:00","end":"21:00","startHours":20.00691707391298,"endHours":21.00691707391298,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:00","end":"22:00","startHours":21.00691707391298,"endHours":22.00691707391298,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:00","end":"23:00","startHours":22.00691707391298,"endHours":23.00691707391298,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:00","end":"00:00","startHours":23.00691707391298,"endHours":24.00691707391298,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:00","end":"01:00","startHours":24.00691707391298,"endHours":25.00691707391298,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:00","end":"02:00","startHours":25.00691707391298,"endHours":26.00691707391298,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:00","end":"03:00","startHours":26.00691707391298,"endHours":27.00691707391298,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:00","end":"04:00","startHours":27.00691707391298,"endHours":28.00691707391298,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:00","end":"05:00","startHours":28.00691707391298,"endHours":29.00691707391298,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:00","end":"06:00","startHours":29.00691707391298,"endHours":30.00691707391298,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"North","anandadiYoga":{"name":"Śubha","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":14.944098046642527,"eotMinutes":2.918007328966811,"ayanamsa":22.8518}},"calendars":{"vikram_samvat":1985,"vikram_samvatsara":"Vṛṣa","saka_samvat":1850,"saka_samvatsara":"Vibhava","bengali_samvat":1335,"malayalam_era":1104,"nanakshahi_year":459,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Dvādaśī · Vikram 1985 Vṛṣa · Śaka 1850 Vibhava"},"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}],"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 May 1, 1928 CE · Erode, Tamil Nadu · Vidhyamitra","description":"May 1, 1928 CE for Erode, Tamil Nadu: Śukla Dvādaśī, sūryodaya 06:00, sūryāsta 18:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1928-05-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1928-05-01","sa":"https://sa.vidhyamitra.com/city/erode/1928-05-01","hi":"https://hi.vidhyamitra.com/city/erode/1928-05-01","x-default":"https://vidhyamitra.com/city/erode/1928-05-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T17:45:52.281Z","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":"2026-05-22T17:45:52.281Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T17:45:52.281Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}