{"id":"vidhyamitra:city-day:erode:2004-09-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2004-09-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2004-09-20","date_display":"September 20, 2004 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":2004,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453268.770833,"kali_year":5106,"ahargana":1864803.2708,"sun":{"sidereal_longitude":152.7569,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":221.5821,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":68.8252,"elapsed_within_tithi_degrees":8.8252},"nakshatra":{"number":17,"name":"Anurādhā","pada":3,"moon_longitude":221.5821,"elapsed_within_degrees":8.2488},"yoga":{"number":2,"name":"Prīti","sum_longitude":14.339},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2004,"month":9,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453268.770833,"ahargana":1864803.2708,"kali_year":5106,"ayanamsa_lahiri":23.9189,"grahas":{"sun":{"sidereal_longitude":153.50495,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":222.23665000000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false,"latitude":-2.0994},"mars":{"sidereal_longitude":151.95105,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":140.50305000000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":155.23074999999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":110.39605,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":91.17575,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":13.7486,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":193.7486,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":2004,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453268.770833,"kali_year":5106,"ahargana":1864803.2708,"sun":{"sidereal_longitude":152.7569,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":221.5821,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":68.8252,"elapsed_within_tithi_degrees":8.8252},"nakshatra":{"number":17,"name":"Anurādhā","pada":3,"moon_longitude":221.5821,"elapsed_within_degrees":8.2488},"yoga":{"number":2,"name":"Prīti","sum_longitude":14.339},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.099,"elongation":68.825},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.099,"opposition_distance":111.175}},"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":"06:08","sunsetLocal":"18:16","solarNoonLocal":"12:12","dayLengthHours":12.14069594412657,"dayLengthDisplay":"12 Hours 08 Mins 27 Secs","nightLengthDisplay":"11 Hours 51 Mins 33 Secs","moonriseLocal":"11:02","moonsetLocal":"22:31","rahuKala":{"name":"Rāhu Kāla","start":"07:39","end":"09:10","startHours":7.64364377492663,"endHours":9.161230767942453,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:41","end":"12:12","startHours":10.678817760958273,"endHours":12.196404753974093,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:43","end":"15:14","startHours":13.713991746989915,"endHours":15.231578740005737,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:58","end":"09:22","startHours":8.958885835540343,"endHours":9.363575700344562,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:57","startHours":6.631919112916083,"endHours":6.955671004759457,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:48","end":"12:36","startHours":11.791714889169874,"endHours":12.601094618778312,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:19","startHours":4.507297322693933,"endHours":5.316677052302371,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:08","startHours":5.114332119900261,"endHours":6.126056781910809,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:13","end":"15:02","startHours":14.219854077995187,"endHours":15.029233807603624,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:04","end":"18:28","startHours":18.06675272603738,"endHours":18.466752726037377,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:16","end":"18:46","startHours":18.266752726037378,"endHours":18.772615057042653,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:01","end":"19:46","startHours":18.016752726037378,"endHours":19.766752726037378,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:48","end":"00:36","startHours":23.791714889169874,"endHours":24.601094618778312,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:08","end":"07:39","startHours":6.126056781910809,"endHours":7.64364377492663,"quality":"auspicious"},{"name":"Kāla","start":"07:39","end":"09:10","startHours":7.64364377492663,"endHours":9.161230767942453,"quality":"inauspicious"},{"name":"Śubha","start":"09:10","end":"10:41","startHours":9.161230767942453,"endHours":10.678817760958273,"quality":"auspicious"},{"name":"Roga","start":"10:41","end":"12:12","startHours":10.678817760958273,"endHours":12.196404753974093,"quality":"inauspicious"},{"name":"Udveg","start":"12:12","end":"13:43","startHours":12.196404753974093,"endHours":13.713991746989915,"quality":"inauspicious"},{"name":"Chala","start":"13:43","end":"15:14","startHours":13.713991746989915,"endHours":15.231578740005737,"quality":"neutral"},{"name":"Labha","start":"15:14","end":"16:45","startHours":15.231578740005737,"endHours":16.749165733021556,"quality":"auspicious"},{"name":"Amṛta","start":"16:45","end":"18:16","startHours":16.749165733021556,"endHours":18.266752726037378,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:16","end":"19:45","startHours":18.266752726037378,"endHours":19.749165733021556,"quality":"neutral"},{"name":"Labha","start":"19:45","end":"21:14","startHours":19.749165733021556,"endHours":21.231578740005737,"quality":"auspicious"},{"name":"Amṛta","start":"21:14","end":"22:43","startHours":21.231578740005737,"endHours":22.713991746989915,"quality":"auspicious"},{"name":"Kāla","start":"22:43","end":"00:12","startHours":22.713991746989915,"endHours":24.196404753974093,"quality":"inauspicious"},{"name":"Śubha","start":"00:12","end":"01:41","startHours":24.196404753974093,"endHours":25.67881776095827,"quality":"auspicious"},{"name":"Roga","start":"01:41","end":"03:10","startHours":25.67881776095827,"endHours":27.16123076794245,"quality":"inauspicious"},{"name":"Udveg","start":"03:10","end":"04:39","startHours":27.16123076794245,"endHours":28.64364377492663,"quality":"inauspicious"},{"name":"Chala","start":"04:39","end":"06:08","startHours":28.64364377492663,"endHours":30.12605678191081,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.126056781910809,"endHours":7.126056781910809,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.126056781910809,"endHours":8.126056781910808,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.126056781910808,"endHours":9.126056781910808,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.126056781910808,"endHours":10.126056781910808,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.126056781910808,"endHours":11.126056781910808,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.126056781910808,"endHours":12.126056781910808,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.126056781910808,"endHours":13.126056781910808,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.126056781910808,"endHours":14.126056781910808,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.126056781910808,"endHours":15.126056781910808,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.126056781910808,"endHours":16.12605678191081,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.12605678191081,"endHours":17.12605678191081,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.12605678191081,"endHours":18.12605678191081,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.12605678191081,"endHours":19.12605678191081,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.12605678191081,"endHours":20.12605678191081,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.12605678191081,"endHours":21.12605678191081,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.12605678191081,"endHours":22.12605678191081,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.12605678191081,"endHours":23.12605678191081,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.12605678191081,"endHours":24.12605678191081,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.12605678191081,"endHours":25.12605678191081,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.12605678191081,"endHours":26.12605678191081,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.12605678191081,"endHours":27.12605678191081,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.12605678191081,"endHours":28.12605678191081,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.12605678191081,"endHours":29.12605678191081,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.12605678191081,"endHours":30.12605678191081,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":1.0243278500934387,"eotMinutes":7.346914761554353,"ayanamsa":23.9189}},"calendars":{"vikram_samvat":2061,"vikram_samvatsara":"Hemalambī","saka_samvat":1926,"saka_samvatsara":"Tāraṇa","bengali_samvat":1411,"malayalam_era":1180,"nanakshahi_year":535,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Ṣaṣṭhī · Vikram 2061 Hemalambī · Śaka 1926 Tāraṇa"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 20, 2004 CE · Erode, Tamil Nadu · Vidhyamitra","description":"September 20, 2004 CE for Erode, Tamil Nadu: Śukla Ṣaṣṭhī, sūryodaya 06:08, sūryāsta 18:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2004-09-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2004-09-20","sa":"https://sa.vidhyamitra.com/city/erode/2004-09-20","hi":"https://hi.vidhyamitra.com/city/erode/2004-09-20","x-default":"https://vidhyamitra.com/city/erode/2004-09-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T17:38:36.353Z","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":"2026-05-16T17:38:36.353Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T17:38:36.353Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}