{"id":"vidhyamitra:city-day:erode:1951-05-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1951-05-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1951-05-01","date_display":"May 1, 1951 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":1951,"month":5,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433767.770833,"kali_year":5053,"ahargana":1845302.2708,"sun":{"sidereal_longitude":16.8718,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":316.9003,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":300.0285,"elapsed_within_tithi_degrees":0.0285},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":316.9003,"elapsed_within_degrees":10.2336},"yoga":{"number":26,"name":"Indra","sum_longitude":333.7721},"karana":{"half_tithi_index":50,"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":1951,"month":5,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2433767.770833,"ahargana":1845302.2708,"kali_year":5053,"ayanamsa_lahiri":23.1731,"grahas":{"sun":{"sidereal_longitude":16.696830999999975,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":318.2197309999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false,"latitude":-0.7888},"mars":{"sidereal_longitude":22.68533100000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":8.056231000000025,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":339.682031,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":55.977130999999986,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":153.35333100000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":327.0055,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":147.0055,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"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":1951,"month":5,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433767.770833,"kali_year":5053,"ahargana":1845302.2708,"sun":{"sidereal_longitude":16.8718,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":316.9003,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":300.0285,"elapsed_within_tithi_degrees":0.0285},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":316.9003,"elapsed_within_degrees":10.2336},"yoga":{"number":26,"name":"Indra","sum_longitude":333.7721},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.789,"elongation":59.972},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.789,"opposition_distance":120.028}},"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":"06:01","sunsetLocal":"18:32","solarNoonLocal":"12:16","dayLengthHours":12.521560272173113,"dayLengthDisplay":"12 Hours 31 Mins 18 Secs","nightLengthDisplay":"11 Hours 28 Mins 42 Secs","moonriseLocal":"02:26","moonsetLocal":"14:19","rahuKala":{"name":"Rāhu Kāla","start":"15:24","end":"16:58","startHours":15.400609945893832,"endHours":16.965804979915468,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:08","end":"10:42","startHours":9.139829809807274,"endHours":10.705024843828914,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:16","end":"13:50","startHours":12.270219877850554,"endHours":13.835414911872192,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:21","startHours":8.93113713860439,"endHours":9.34852248101016,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:32","end":"06:52","startHours":6.531171419771209,"endHours":6.865079693695826,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:41","startHours":11.852834535444783,"endHours":12.687605220256325,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:20","end":"05:10","startHours":4.339898372140914,"endHours":5.174669056952456,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:58","end":"06:01","startHours":4.9659763857495705,"endHours":6.009439741763996,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:12","startHours":14.357146589879406,"endHours":15.191917274690947,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:20","end":"18:44","startHours":18.33100001393711,"endHours":18.73100001393711,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:32","end":"19:03","startHours":18.53100001393711,"endHours":19.052731691944324,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:17","end":"20:02","startHours":18.28100001393711,"endHours":20.03100001393711,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:41","startHours":23.852834535444785,"endHours":24.687605220256323,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:01","end":"07:34","startHours":6.009439741763996,"endHours":7.574634775785635,"quality":"inauspicious"},{"name":"Udveg","start":"07:34","end":"09:08","startHours":7.574634775785635,"endHours":9.139829809807274,"quality":"inauspicious"},{"name":"Chala","start":"09:08","end":"10:42","startHours":9.139829809807274,"endHours":10.705024843828914,"quality":"neutral"},{"name":"Labha","start":"10:42","end":"12:16","startHours":10.705024843828914,"endHours":12.270219877850554,"quality":"auspicious"},{"name":"Amṛta","start":"12:16","end":"13:50","startHours":12.270219877850554,"endHours":13.835414911872192,"quality":"auspicious"},{"name":"Kāla","start":"13:50","end":"15:24","startHours":13.835414911872192,"endHours":15.400609945893832,"quality":"inauspicious"},{"name":"Śubha","start":"15:24","end":"16:58","startHours":15.400609945893832,"endHours":16.965804979915468,"quality":"auspicious"},{"name":"Roga","start":"16:58","end":"18:32","startHours":16.965804979915468,"endHours":18.53100001393711,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:32","end":"19:58","startHours":18.53100001393711,"endHours":19.96580497991547,"quality":"inauspicious"},{"name":"Śubha","start":"19:58","end":"21:24","startHours":19.96580497991547,"endHours":21.40060994589383,"quality":"auspicious"},{"name":"Roga","start":"21:24","end":"22:50","startHours":21.40060994589383,"endHours":22.835414911872192,"quality":"inauspicious"},{"name":"Udveg","start":"22:50","end":"00:16","startHours":22.835414911872192,"endHours":24.270219877850554,"quality":"inauspicious"},{"name":"Chala","start":"00:16","end":"01:42","startHours":24.270219877850554,"endHours":25.705024843828916,"quality":"neutral"},{"name":"Labha","start":"01:42","end":"03:08","startHours":25.705024843828916,"endHours":27.139829809807274,"quality":"auspicious"},{"name":"Amṛta","start":"03:08","end":"04:34","startHours":27.139829809807274,"endHours":28.574634775785636,"quality":"auspicious"},{"name":"Kāla","start":"04:34","end":"06:01","startHours":28.574634775785636,"endHours":30.009439741763998,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:01","end":"07:01","startHours":6.009439741763996,"endHours":7.009439741763996,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:01","end":"08:01","startHours":7.009439741763996,"endHours":8.009439741763996,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:01","end":"09:01","startHours":8.009439741763996,"endHours":9.009439741763996,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:01","end":"10:01","startHours":9.009439741763996,"endHours":10.009439741763996,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:01","end":"11:01","startHours":10.009439741763996,"endHours":11.009439741763996,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:01","end":"12:01","startHours":11.009439741763996,"endHours":12.009439741763996,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:01","end":"13:01","startHours":12.009439741763996,"endHours":13.009439741763996,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:01","end":"14:01","startHours":13.009439741763996,"endHours":14.009439741763996,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:01","end":"15:01","startHours":14.009439741763996,"endHours":15.009439741763996,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:01","end":"16:01","startHours":15.009439741763996,"endHours":16.009439741763998,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:01","end":"17:01","startHours":16.009439741763998,"endHours":17.009439741763998,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:01","end":"18:01","startHours":17.009439741763998,"endHours":18.009439741763998,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:01","end":"19:01","startHours":18.009439741763998,"endHours":19.009439741763998,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:01","end":"20:01","startHours":19.009439741763998,"endHours":20.009439741763998,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:01","end":"21:01","startHours":20.009439741763998,"endHours":21.009439741763998,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:01","end":"22:01","startHours":21.009439741763998,"endHours":22.009439741763998,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:01","end":"23:01","startHours":22.009439741763998,"endHours":23.009439741763998,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:01","end":"00:01","startHours":23.009439741763998,"endHours":24.009439741763998,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:01","end":"01:01","startHours":24.009439741763998,"endHours":25.009439741763998,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:01","end":"02:01","startHours":25.009439741763998,"endHours":26.009439741763998,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:01","end":"03:01","startHours":26.009439741763998,"endHours":27.009439741763998,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:01","end":"04:01","startHours":27.009439741763998,"endHours":28.009439741763998,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:01","end":"05:01","startHours":28.009439741763998,"endHours":29.009439741763998,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:01","end":"06:01","startHours":29.009439741763998,"endHours":30.009439741763998,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Prajāpati","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":14.771521571699303,"eotMinutes":2.918007328966811,"ayanamsa":23.1731}},"calendars":{"vikram_samvat":2008,"vikram_samvatsara":"Krodhi","saka_samvat":1873,"saka_samvatsara":"Khara","bengali_samvat":1358,"malayalam_era":1127,"nanakshahi_year":482,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Ekādaśī · Vikram 2008 Krodhi · Śaka 1873 Khara"},"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":"varuthini-ekadashi","name":"Varūthinī Ekādaśī","name_sanskrit":"वरूथिनी एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Vāmana","significance":"Granted to King Mandhātā by Vāmana-deva; brings sound sleep + wealth.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Vaiśākha"},"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}],"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, 1951 CE · Erode, Tamil Nadu · Vidhyamitra","description":"May 1, 1951 CE for Erode, Tamil Nadu: Kṛṣṇa Ekādaśī, sūryodaya 06:01, sūryāsta 18:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1951-05-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1951-05-01","sa":"https://sa.vidhyamitra.com/city/erode/1951-05-01","hi":"https://hi.vidhyamitra.com/city/erode/1951-05-01","x-default":"https://vidhyamitra.com/city/erode/1951-05-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T00:47:57.250Z","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":"2026-05-21T00:47:57.250Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T00:47:57.250Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}