{"id":"vidhyamitra:city-day:erode:2001-09-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2001-09-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-09-22","date_display":"September 22, 2001 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":2001,"month":9,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452174.770833,"kali_year":5103,"ahargana":1863709.2708,"sun":{"sidereal_longitude":154.491,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":214.599,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":60.1081,"elapsed_within_tithi_degrees":0.1081},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":214.599,"elapsed_within_degrees":1.2657},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":9.09},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2001,"month":9,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452174.770833,"ahargana":1863709.2708,"kali_year":5103,"ayanamsa_lahiri":23.8771,"grahas":{"sun":{"sidereal_longitude":155.23454800000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":217.17104799999993,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false,"latitude":2.7136},"mars":{"sidereal_longitude":253.36084800000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":181.48934800000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":79.03844800000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":127.29634799999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":51.00284800000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":71.714,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":251.714,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"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":2001,"month":9,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452174.770833,"kali_year":5103,"ahargana":1863709.2708,"sun":{"sidereal_longitude":154.491,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":214.599,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":60.1081,"elapsed_within_tithi_degrees":0.1081},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":214.599,"elapsed_within_degrees":1.2657},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":9.09},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.714,"elongation":60.108},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.714,"opposition_distance":119.892}},"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":"18:15","solarNoonLocal":"12:11","dayLengthHours":12.12273037222097,"dayLengthDisplay":"12 Hours 07 Mins 22 Secs","nightLengthDisplay":"11 Hours 52 Mins 38 Secs","moonriseLocal":"10:33","moonsetLocal":"22:04","rahuKala":{"name":"Rāhu Kāla","start":"09:09","end":"10:40","startHours":9.15357567962612,"endHours":10.668916976153742,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:42","end":"15:13","startHours":13.699599569208985,"endHours":15.214940865736605,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:07","end":"07:38","startHours":6.122893086570878,"endHours":7.638234383098499,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:21","startHours":8.951530173422437,"endHours":9.355621185829804,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:57","startHours":6.628006852080085,"endHours":6.951279662005978,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:35","startHours":11.780167260273997,"endHours":12.588349285088727,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:19","startHours":4.506529036941416,"endHours":5.314711061756147,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:07","startHours":5.112665555552464,"endHours":6.122893086570878,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"15:01","startHours":14.20471333471819,"endHours":15.012895359532923,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:03","end":"18:27","startHours":18.045623458791848,"endHours":18.445623458791847,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:15","end":"18:45","startHours":18.245623458791847,"endHours":18.750737224301055,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:00","end":"19:45","startHours":17.995623458791847,"endHours":19.745623458791847,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:35","startHours":23.780167260273995,"endHours":24.58834928508873,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:07","end":"07:38","startHours":6.122893086570878,"endHours":7.638234383098499,"quality":"inauspicious"},{"name":"Śubha","start":"07:38","end":"09:09","startHours":7.638234383098499,"endHours":9.15357567962612,"quality":"auspicious"},{"name":"Roga","start":"09:09","end":"10:40","startHours":9.15357567962612,"endHours":10.668916976153742,"quality":"inauspicious"},{"name":"Udveg","start":"10:40","end":"12:11","startHours":10.668916976153742,"endHours":12.184258272681362,"quality":"inauspicious"},{"name":"Chala","start":"12:11","end":"13:42","startHours":12.184258272681362,"endHours":13.699599569208985,"quality":"neutral"},{"name":"Labha","start":"13:42","end":"15:13","startHours":13.699599569208985,"endHours":15.214940865736605,"quality":"auspicious"},{"name":"Amṛta","start":"15:13","end":"16:44","startHours":15.214940865736605,"endHours":16.730282162264224,"quality":"auspicious"},{"name":"Kāla","start":"16:44","end":"18:15","startHours":16.730282162264224,"endHours":18.245623458791847,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:15","end":"19:44","startHours":18.245623458791847,"endHours":19.730282162264228,"quality":"auspicious"},{"name":"Amṛta","start":"19:44","end":"21:13","startHours":19.730282162264228,"endHours":21.214940865736605,"quality":"auspicious"},{"name":"Kāla","start":"21:13","end":"22:42","startHours":21.214940865736605,"endHours":22.699599569208985,"quality":"inauspicious"},{"name":"Śubha","start":"22:42","end":"00:11","startHours":22.699599569208985,"endHours":24.18425827268136,"quality":"auspicious"},{"name":"Roga","start":"00:11","end":"01:40","startHours":24.18425827268136,"endHours":25.668916976153742,"quality":"inauspicious"},{"name":"Udveg","start":"01:40","end":"03:09","startHours":25.668916976153742,"endHours":27.153575679626123,"quality":"inauspicious"},{"name":"Chala","start":"03:09","end":"04:38","startHours":27.153575679626123,"endHours":28.6382343830985,"quality":"neutral"},{"name":"Labha","start":"04:38","end":"06:07","startHours":28.6382343830985,"endHours":30.122893086570876,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.122893086570878,"endHours":7.122893086570878,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.122893086570878,"endHours":8.122893086570878,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.122893086570878,"endHours":9.122893086570878,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.122893086570878,"endHours":10.122893086570878,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.122893086570878,"endHours":11.122893086570878,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.122893086570878,"endHours":12.122893086570878,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.122893086570878,"endHours":13.122893086570878,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.122893086570878,"endHours":14.122893086570878,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.122893086570878,"endHours":15.122893086570878,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.122893086570878,"endHours":16.122893086570876,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.122893086570876,"endHours":17.122893086570876,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.122893086570876,"endHours":18.122893086570876,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.122893086570876,"endHours":19.122893086570876,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.122893086570876,"endHours":20.122893086570876,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.122893086570876,"endHours":21.122893086570876,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.122893086570876,"endHours":22.122893086570876,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.122893086570876,"endHours":23.122893086570876,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.122893086570876,"endHours":24.122893086570876,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.122893086570876,"endHours":25.122893086570876,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.122893086570876,"endHours":26.122893086570876,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.122893086570876,"endHours":27.122893086570876,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.122893086570876,"endHours":28.122893086570876,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.122893086570876,"endHours":29.122893086570876,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.122893086570876,"endHours":30.122893086570876,"planetary_lord":"Mercury"}],"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":"East","anandadiYoga":{"name":"Mānasa","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":0.3533145103819073,"eotMinutes":8.075703639118354,"ayanamsa":23.8771}},"calendars":{"vikram_samvat":2058,"vikram_samvatsara":"Jaya","saka_samvat":1923,"saka_samvatsara":"Vṛṣa","bengali_samvat":1408,"malayalam_era":1177,"nanakshahi_year":532,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Ṣaṣṭhī · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"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":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 22, 2001 CE · Erode, Tamil Nadu · Vidhyamitra","description":"September 22, 2001 CE for Erode, Tamil Nadu: Śukla Ṣaṣṭhī, sūryodaya 06:07, sūryāsta 18:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2001-09-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2001-09-22","sa":"https://sa.vidhyamitra.com/city/erode/2001-09-22","hi":"https://hi.vidhyamitra.com/city/erode/2001-09-22","x-default":"https://vidhyamitra.com/city/erode/2001-09-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T00:26:54.215Z","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":"2026-05-17T00:26:54.215Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T00:26:54.215Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}