{"id":"vidhyamitra:city-day:erode:1920-07-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1920-07-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1920-07-09","date_display":"July 9, 1920 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":1920,"month":7,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422514.770833,"kali_year":5022,"ahargana":1834049.2708,"sun":{"sidereal_longitude":83.5593,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":355.0381,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":271.4789,"elapsed_within_tithi_degrees":7.4789},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":355.0381,"elapsed_within_degrees":8.3715},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":78.5974},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1920,"month":7,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2422514.770833,"ahargana":1834049.2708,"kali_year":5022,"ayanamsa_lahiri":22.7427,"grahas":{"sun":{"sidereal_longitude":83.76367900000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"moon":{"sidereal_longitude":351.706679,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false,"latitude":2.1252},"mars":{"sidereal_longitude":187.70957899999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":107.95437900000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":117.30887899999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":86.32597900000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":135.59067900000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":203.2436,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":23.2436,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":1920,"month":7,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422514.770833,"kali_year":5022,"ahargana":1834049.2708,"sun":{"sidereal_longitude":83.5593,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":355.0381,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":271.4789,"elapsed_within_tithi_degrees":7.4789},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":355.0381,"elapsed_within_degrees":8.3715},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":78.5974},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.125,"elongation":88.521},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.125,"opposition_distance":91.479}},"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":"18:47","solarNoonLocal":"12:24","dayLengthHours":12.755816985390458,"dayLengthDisplay":"12 Hours 45 Mins 21 Secs","nightLengthDisplay":"11 Hours 14 Mins 39 Secs","moonriseLocal":"00:09","moonsetLocal":"12:23","rahuKala":{"name":"Rāhu Kāla","start":"10:48","end":"12:24","startHours":10.804850887287273,"endHours":12.39932801046108,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:35","end":"17:11","startHours":15.588282256808695,"endHours":17.182759379982503,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:37","end":"09:13","startHours":7.615896640939659,"endHours":9.210373764113466,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:00","end":"09:25","startHours":8.997776814356959,"endHours":9.422970713869974,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:33","end":"06:54","startHours":6.5529118921571206,"endHours":6.893067011767533,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:49","startHours":11.974134110948064,"endHours":12.824521909974095,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:19","end":"05:10","startHours":4.32064391971379,"endHours":5.171031718739821,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:58","end":"06:01","startHours":4.958434768983313,"endHours":6.021419517765851,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:23","startHours":14.525297508026156,"endHours":15.375685307052187,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:35","end":"18:59","startHours":18.57723650315631,"endHours":18.97723650315631,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:47","end":"19:19","startHours":18.77723650315631,"endHours":19.30872887754758,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:32","end":"20:17","startHours":18.52723650315631,"endHours":20.27723650315631,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:49","startHours":23.974134110948064,"endHours":24.824521909974095,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:01","end":"07:37","startHours":6.021419517765851,"endHours":7.615896640939659,"quality":"neutral"},{"name":"Labha","start":"07:37","end":"09:13","startHours":7.615896640939659,"endHours":9.210373764113466,"quality":"auspicious"},{"name":"Amṛta","start":"09:13","end":"10:48","startHours":9.210373764113466,"endHours":10.804850887287273,"quality":"auspicious"},{"name":"Kāla","start":"10:48","end":"12:24","startHours":10.804850887287273,"endHours":12.39932801046108,"quality":"inauspicious"},{"name":"Śubha","start":"12:24","end":"14:00","startHours":12.39932801046108,"endHours":13.993805133634888,"quality":"auspicious"},{"name":"Roga","start":"14:00","end":"15:35","startHours":13.993805133634888,"endHours":15.588282256808695,"quality":"inauspicious"},{"name":"Udveg","start":"15:35","end":"17:11","startHours":15.588282256808695,"endHours":17.182759379982503,"quality":"inauspicious"},{"name":"Chala","start":"17:11","end":"18:47","startHours":17.182759379982503,"endHours":18.77723650315631,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:47","end":"20:11","startHours":18.77723650315631,"endHours":20.182759379982503,"quality":"inauspicious"},{"name":"Udveg","start":"20:11","end":"21:35","startHours":20.182759379982503,"endHours":21.588282256808697,"quality":"inauspicious"},{"name":"Chala","start":"21:35","end":"23:00","startHours":21.588282256808697,"endHours":22.993805133634886,"quality":"neutral"},{"name":"Labha","start":"23:00","end":"00:24","startHours":22.993805133634886,"endHours":24.39932801046108,"quality":"auspicious"},{"name":"Amṛta","start":"00:24","end":"01:48","startHours":24.39932801046108,"endHours":25.804850887287273,"quality":"auspicious"},{"name":"Kāla","start":"01:48","end":"03:13","startHours":25.804850887287273,"endHours":27.210373764113466,"quality":"inauspicious"},{"name":"Śubha","start":"03:13","end":"04:37","startHours":27.210373764113466,"endHours":28.61589664093966,"quality":"auspicious"},{"name":"Roga","start":"04:37","end":"06:01","startHours":28.61589664093966,"endHours":30.02141951776585,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:01","end":"07:01","startHours":6.021419517765851,"endHours":7.021419517765851,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:01","end":"08:01","startHours":7.021419517765851,"endHours":8.021419517765851,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:01","end":"09:01","startHours":8.021419517765851,"endHours":9.021419517765851,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:01","end":"10:01","startHours":9.021419517765851,"endHours":10.021419517765851,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:01","end":"11:01","startHours":10.021419517765851,"endHours":11.021419517765851,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:01","end":"12:01","startHours":11.021419517765851,"endHours":12.021419517765851,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:01","end":"13:01","startHours":12.021419517765851,"endHours":13.021419517765851,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:01","end":"14:01","startHours":13.021419517765851,"endHours":14.021419517765851,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:01","end":"15:01","startHours":14.021419517765851,"endHours":15.021419517765851,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:01","end":"16:01","startHours":15.021419517765851,"endHours":16.02141951776585,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:01","end":"17:01","startHours":16.02141951776585,"endHours":17.02141951776585,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:01","end":"18:01","startHours":17.02141951776585,"endHours":18.02141951776585,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:01","end":"19:01","startHours":18.02141951776585,"endHours":19.02141951776585,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:01","end":"20:01","startHours":19.02141951776585,"endHours":20.02141951776585,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:01","end":"21:01","startHours":20.02141951776585,"endHours":21.02141951776585,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:01","end":"22:01","startHours":21.02141951776585,"endHours":22.02141951776585,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:01","end":"23:01","startHours":22.02141951776585,"endHours":23.02141951776585,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:01","end":"00:01","startHours":23.02141951776585,"endHours":24.02141951776585,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:01","end":"01:01","startHours":24.02141951776585,"endHours":25.02141951776585,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:01","end":"02:01","startHours":25.02141951776585,"endHours":26.02141951776585,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:01","end":"03:01","startHours":26.02141951776585,"endHours":27.02141951776585,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:01","end":"04:01","startHours":27.02141951776585,"endHours":28.02141951776585,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:01","end":"05:01","startHours":28.02141951776585,"endHours":29.02141951776585,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:01","end":"06:01","startHours":29.02141951776585,"endHours":30.02141951776585,"planetary_lord":"Mars"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":22.416781591683016,"eotMinutes":-4.828480627664775,"ayanamsa":22.7427}},"calendars":{"vikram_samvat":1977,"vikram_samvatsara":"Śrīmukha","saka_samvat":1842,"saka_samvatsara":"Raudra","bengali_samvat":1327,"malayalam_era":1096,"nanakshahi_year":451,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Kṛṣṇa Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Kṛṣṇa Aṣṭamī · Vikram 1977 Śrīmukha · Śaka 1842 Raudra"},"festivals":[{"id":"mithuna-sankranti","name":"Mithuna Saṅkrānti","name_sanskrit":"मिथुन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Gemini.","vrata":false,"detection":{"sun_rashi":"Mithuna"},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","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 July 9, 1920 CE · Erode, Tamil Nadu · Vidhyamitra","description":"July 9, 1920 CE for Erode, Tamil Nadu: Kṛṣṇa Aṣṭamī, sūryodaya 06:01, sūryāsta 18:47.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1920-07-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1920-07-09","sa":"https://sa.vidhyamitra.com/city/erode/1920-07-09","hi":"https://hi.vidhyamitra.com/city/erode/1920-07-09","x-default":"https://vidhyamitra.com/city/erode/1920-07-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-23T07:53:14.754Z","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":"2026-05-23T07:53:14.754Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-23T07:53:14.754Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}