{"id":"vidhyamitra:city-day:erode:1937-09-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1937-09-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1937-09-30","date_display":"September 30, 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":9,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2428806.770833,"kali_year":5039,"ahargana":1840341.2708,"sun":{"sidereal_longitude":162.878,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":108.4309,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.5529,"elapsed_within_tithi_degrees":5.5529},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1,"moon_longitude":108.4309,"elapsed_within_degrees":1.7642},"yoga":{"number":21,"name":"Siddha","sum_longitude":271.3089},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":9,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2428806.770833,"ahargana":1840341.2708,"kali_year":5039,"ayanamsa_lahiri":22.9833,"grahas":{"sun":{"sidereal_longitude":163.47267799999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"moon":{"sidereal_longitude":109.39797799999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false,"latitude":-3.8386},"mars":{"sidereal_longitude":247.66797799999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":146.551178,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":265.65347799999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":133.837578,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":338.828578,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":229.8631,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":49.8631,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":1937,"month":9,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2428806.770833,"kali_year":5039,"ahargana":1840341.2708,"sun":{"sidereal_longitude":162.878,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":108.4309,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.5529,"elapsed_within_tithi_degrees":5.5529},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1,"moon_longitude":108.4309,"elapsed_within_degrees":1.7642},"yoga":{"number":21,"name":"Siddha","sum_longitude":271.3089},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.839,"elongation":54.447},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.839,"opposition_distance":125.553}},"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":"06:07","sunsetLocal":"18:10","solarNoonLocal":"12:08","dayLengthHours":12.044798341645192,"dayLengthDisplay":"12 Hours 02 Mins 41 Secs","nightLengthDisplay":"11 Hours 57 Mins 19 Secs","moonriseLocal":"02:15","moonsetLocal":"14:49","rahuKala":{"name":"Rāhu Kāla","start":"13:39","end":"15:09","startHours":13.643708520789222,"endHours":15.14930831349487,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:07","end":"07:37","startHours":6.115709557260976,"endHours":7.621309349966625,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:08","end":"10:38","startHours":9.126909142672273,"endHours":10.632508935377924,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:20","startHours":8.926162503644854,"endHours":9.327655781699693,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:37","end":"06:56","startHours":6.617576154829526,"endHours":6.9387707772733975,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:44","end":"12:32","startHours":11.736615450028733,"endHours":12.539602006138413,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:31","end":"05:19","startHours":4.509736445041617,"endHours":5.312723001151296,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:07","startHours":5.111976362123876,"endHours":6.115709557260976,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:57","startHours":14.14557511835777,"endHours":14.94856167446745,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:58","end":"18:22","startHours":17.96050789890617,"endHours":18.360507898906167,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:10","end":"18:40","startHours":18.160507898906168,"endHours":18.66237449647472,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:55","end":"19:40","startHours":17.910507898906168,"endHours":19.660507898906168,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:44","end":"00:32","startHours":23.736615450028733,"endHours":24.539602006138413,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:07","end":"07:37","startHours":6.115709557260976,"endHours":7.621309349966625,"quality":"auspicious"},{"name":"Roga","start":"07:37","end":"09:08","startHours":7.621309349966625,"endHours":9.126909142672273,"quality":"inauspicious"},{"name":"Udveg","start":"09:08","end":"10:38","startHours":9.126909142672273,"endHours":10.632508935377924,"quality":"inauspicious"},{"name":"Chala","start":"10:38","end":"12:08","startHours":10.632508935377924,"endHours":12.138108728083573,"quality":"neutral"},{"name":"Labha","start":"12:08","end":"13:39","startHours":12.138108728083573,"endHours":13.643708520789222,"quality":"auspicious"},{"name":"Amṛta","start":"13:39","end":"15:09","startHours":13.643708520789222,"endHours":15.14930831349487,"quality":"auspicious"},{"name":"Kāla","start":"15:09","end":"16:39","startHours":15.14930831349487,"endHours":16.65490810620052,"quality":"inauspicious"},{"name":"Śubha","start":"16:39","end":"18:10","startHours":16.65490810620052,"endHours":18.160507898906168,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:10","end":"19:39","startHours":18.160507898906168,"endHours":19.65490810620052,"quality":"auspicious"},{"name":"Kāla","start":"19:39","end":"21:09","startHours":19.65490810620052,"endHours":21.14930831349487,"quality":"inauspicious"},{"name":"Śubha","start":"21:09","end":"22:39","startHours":21.14930831349487,"endHours":22.64370852078922,"quality":"auspicious"},{"name":"Roga","start":"22:39","end":"00:08","startHours":22.64370852078922,"endHours":24.138108728083573,"quality":"inauspicious"},{"name":"Udveg","start":"00:08","end":"01:38","startHours":24.138108728083573,"endHours":25.632508935377924,"quality":"inauspicious"},{"name":"Chala","start":"01:38","end":"03:08","startHours":25.632508935377924,"endHours":27.126909142672275,"quality":"neutral"},{"name":"Labha","start":"03:08","end":"04:37","startHours":27.126909142672275,"endHours":28.621309349966623,"quality":"auspicious"},{"name":"Amṛta","start":"04:37","end":"06:07","startHours":28.621309349966623,"endHours":30.115709557260978,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.115709557260976,"endHours":7.115709557260976,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.115709557260976,"endHours":8.115709557260976,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.115709557260976,"endHours":9.115709557260976,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.115709557260976,"endHours":10.115709557260976,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.115709557260976,"endHours":11.115709557260976,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.115709557260976,"endHours":12.115709557260976,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.115709557260976,"endHours":13.115709557260976,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.115709557260976,"endHours":14.115709557260976,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.115709557260976,"endHours":15.115709557260976,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.115709557260976,"endHours":16.115709557260978,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.115709557260978,"endHours":17.115709557260978,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.115709557260978,"endHours":18.115709557260978,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.115709557260978,"endHours":19.115709557260978,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.115709557260978,"endHours":20.115709557260978,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.115709557260978,"endHours":21.115709557260978,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.115709557260978,"endHours":22.115709557260978,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.115709557260978,"endHours":23.115709557260978,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.115709557260978,"endHours":24.115709557260978,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.115709557260978,"endHours":25.115709557260978,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.115709557260978,"endHours":26.115709557260978,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.115709557260978,"endHours":27.115709557260978,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.115709557260978,"endHours":28.115709557260978,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.115709557260978,"endHours":29.115709557260978,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.115709557260978,"endHours":30.115709557260978,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-2.563176816644015,"eotMinutes":10.844676314985584,"ayanamsa":22.9833}},"calendars":{"vikram_samvat":1994,"vikram_samvatsara":"Vikṛti","saka_samvat":1859,"saka_samvatsara":"Īśvara","bengali_samvat":1344,"malayalam_era":1113,"nanakshahi_year":468,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Ekādaśī · Vikram 1994 Vikṛti · Śaka 1859 Īśvara"},"festivals":[{"id":"rama-ekadashi","name":"Ramā Ekādaśī","name_sanskrit":"रमा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu (with Ramā = Lakṣmī)","significance":"Lakṣmī (Ramā) granted boon to King Mucukunda.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Āśvina"},"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":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 September 30, 1937 CE · Erode, Tamil Nadu · Vidhyamitra","description":"September 30, 1937 CE for Erode, Tamil Nadu: Kṛṣṇa Ekādaśī, sūryodaya 06:07, sūryāsta 18:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1937-09-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1937-09-30","sa":"https://sa.vidhyamitra.com/city/erode/1937-09-30","hi":"https://hi.vidhyamitra.com/city/erode/1937-09-30","x-default":"https://vidhyamitra.com/city/erode/1937-09-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T08:21:36.396Z","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":"2026-06-02T08:21:36.396Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T08:21:36.396Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}