{"id":"vidhyamitra:city-day:erode:1937-05-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1937-05-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1937-05-04","date_display":"May 4, 1937 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":1937,"month":5,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2428657.770833,"kali_year":5039,"ahargana":1840192.2708,"sun":{"sidereal_longitude":20.3664,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":297.1713,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":276.8049,"elapsed_within_tithi_degrees":0.8049},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2,"moon_longitude":297.1713,"elapsed_within_degrees":3.838},"yoga":{"number":24,"name":"Śukla","sum_longitude":317.5377},"karana":{"half_tithi_index":46,"name":"Taitila"},"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":1937,"month":5,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2428657.770833,"ahargana":1840192.2708,"kali_year":5039,"ayanamsa_lahiri":22.9776,"grahas":{"sun":{"sidereal_longitude":20.177170999999987,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":293.3717710000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false,"latitude":3.8728},"mars":{"sidereal_longitude":220.993971,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":31.997771,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":274.92167100000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":357.904471,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":338.427171,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":237.7579,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":57.7579,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":1937,"month":5,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2428657.770833,"kali_year":5039,"ahargana":1840192.2708,"sun":{"sidereal_longitude":20.3664,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":297.1713,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":276.8049,"elapsed_within_tithi_degrees":0.8049},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2,"moon_longitude":297.1713,"elapsed_within_degrees":3.838},"yoga":{"number":24,"name":"Śukla","sum_longitude":317.5377},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.873,"elongation":83.195},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.873,"opposition_distance":96.805}},"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":"05:59","sunsetLocal":"18:32","solarNoonLocal":"12:16","dayLengthHours":12.551342976713563,"dayLengthDisplay":"12 Hours 33 Mins 05 Secs","nightLengthDisplay":"11 Hours 26 Mins 55 Secs","moonriseLocal":"00:39","moonsetLocal":"12:18","rahuKala":{"name":"Rāhu Kāla","start":"15:24","end":"16:58","startHours":15.402381450543727,"endHours":16.971299322632923,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:08","end":"10:42","startHours":9.126709962186945,"endHours":10.695627834276141,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:16","end":"13:50","startHours":12.264545706365336,"endHours":13.83346357845453,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:55","end":"09:20","startHours":8.917520912575053,"endHours":9.335899011798837,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:31","end":"06:51","startHours":6.5118468420382865,"endHours":6.8465493214173145,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:41","startHours":11.84616760714155,"endHours":12.682923805589121,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:19","end":"05:09","startHours":4.315361821113413,"endHours":5.152118019560984,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:57","end":"05:59","startHours":4.942928969949091,"endHours":5.988874218008554,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:12","startHours":14.356436202484263,"endHours":15.193192400931833,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:20","end":"18:44","startHours":18.34021719472212,"endHours":18.740217194722117,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:32","end":"19:04","startHours":18.540217194722118,"endHours":19.063189818751848,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:17","end":"20:02","startHours":18.290217194722118,"endHours":20.040217194722118,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:41","startHours":23.84616760714155,"endHours":24.682923805589123,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:59","end":"07:33","startHours":5.988874218008554,"endHours":7.55779209009775,"quality":"inauspicious"},{"name":"Udveg","start":"07:33","end":"09:08","startHours":7.55779209009775,"endHours":9.126709962186945,"quality":"inauspicious"},{"name":"Chala","start":"09:08","end":"10:42","startHours":9.126709962186945,"endHours":10.695627834276141,"quality":"neutral"},{"name":"Labha","start":"10:42","end":"12:16","startHours":10.695627834276141,"endHours":12.264545706365336,"quality":"auspicious"},{"name":"Amṛta","start":"12:16","end":"13:50","startHours":12.264545706365336,"endHours":13.83346357845453,"quality":"auspicious"},{"name":"Kāla","start":"13:50","end":"15:24","startHours":13.83346357845453,"endHours":15.402381450543727,"quality":"inauspicious"},{"name":"Śubha","start":"15:24","end":"16:58","startHours":15.402381450543727,"endHours":16.971299322632923,"quality":"auspicious"},{"name":"Roga","start":"16:58","end":"18:32","startHours":16.971299322632923,"endHours":18.540217194722118,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:32","end":"19:58","startHours":18.540217194722118,"endHours":19.971299322632923,"quality":"inauspicious"},{"name":"Śubha","start":"19:58","end":"21:24","startHours":19.971299322632923,"endHours":21.40238145054373,"quality":"auspicious"},{"name":"Roga","start":"21:24","end":"22:50","startHours":21.40238145054373,"endHours":22.83346357845453,"quality":"inauspicious"},{"name":"Udveg","start":"22:50","end":"00:16","startHours":22.83346357845453,"endHours":24.264545706365336,"quality":"inauspicious"},{"name":"Chala","start":"00:16","end":"01:42","startHours":24.264545706365336,"endHours":25.69562783427614,"quality":"neutral"},{"name":"Labha","start":"01:42","end":"03:08","startHours":25.69562783427614,"endHours":27.126709962186943,"quality":"auspicious"},{"name":"Amṛta","start":"03:08","end":"04:33","startHours":27.126709962186943,"endHours":28.55779209009775,"quality":"auspicious"},{"name":"Kāla","start":"04:33","end":"05:59","startHours":28.55779209009775,"endHours":29.988874218008554,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:59","end":"06:59","startHours":5.988874218008554,"endHours":6.988874218008554,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:59","end":"07:59","startHours":6.988874218008554,"endHours":7.988874218008554,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:59","end":"08:59","startHours":7.988874218008554,"endHours":8.988874218008554,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:59","end":"09:59","startHours":8.988874218008554,"endHours":9.988874218008554,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:59","end":"10:59","startHours":9.988874218008554,"endHours":10.988874218008554,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:59","end":"11:59","startHours":10.988874218008554,"endHours":11.988874218008554,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:59","end":"12:59","startHours":11.988874218008554,"endHours":12.988874218008554,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:59","end":"13:59","startHours":12.988874218008554,"endHours":13.988874218008554,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:59","end":"14:59","startHours":13.988874218008554,"endHours":14.988874218008554,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:59","end":"15:59","startHours":14.988874218008554,"endHours":15.988874218008554,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:59","end":"16:59","startHours":15.988874218008554,"endHours":16.988874218008554,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:59","end":"17:59","startHours":16.988874218008554,"endHours":17.988874218008554,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:59","end":"18:59","startHours":17.988874218008554,"endHours":18.988874218008554,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:59","end":"19:59","startHours":18.988874218008554,"endHours":19.988874218008554,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:59","end":"20:59","startHours":19.988874218008554,"endHours":20.988874218008554,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:59","end":"21:59","startHours":20.988874218008554,"endHours":21.988874218008554,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:59","end":"22:59","startHours":21.988874218008554,"endHours":22.988874218008554,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:59","end":"23:59","startHours":22.988874218008554,"endHours":23.988874218008554,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:59","end":"00:59","startHours":23.988874218008554,"endHours":24.988874218008554,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:59","end":"01:59","startHours":24.988874218008554,"endHours":25.988874218008554,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:59","end":"02:59","startHours":25.988874218008554,"endHours":26.988874218008554,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:59","end":"03:59","startHours":26.988874218008554,"endHours":27.988874218008554,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:59","end":"04:59","startHours":27.988874218008554,"endHours":28.988874218008554,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:59","end":"05:59","startHours":28.988874218008554,"endHours":29.988874218008554,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Dhūmra","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":15.785554802731278,"eotMinutes":3.258457618079846,"ayanamsa":22.9776}},"calendars":{"vikram_samvat":1994,"vikram_samvatsara":"Vikṛti","saka_samvat":1859,"saka_samvatsara":"Īśvara","bengali_samvat":1344,"malayalam_era":1113,"nanakshahi_year":468,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","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 Kṛṣṇa Navamī · Vikram 1994 Vikṛti · Śaka 1859 Īśvara"},"festivals":[],"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 4, 1937 CE · Erode, Tamil Nadu · Vidhyamitra","description":"May 4, 1937 CE for Erode, Tamil Nadu: Kṛṣṇa Navamī, sūryodaya 05:59, sūryāsta 18:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1937-05-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1937-05-04","sa":"https://sa.vidhyamitra.com/city/erode/1937-05-04","hi":"https://hi.vidhyamitra.com/city/erode/1937-05-04","x-default":"https://vidhyamitra.com/city/erode/1937-05-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T09:52:58.541Z","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":"2026-05-31T09:52:58.541Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T09:52:58.541Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}