{"id":"vidhyamitra:city-day:erode:2001-09-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2001-09-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-09-01","date_display":"September 1, 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":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452153.770833,"kali_year":5103,"ahargana":1863688.2708,"sun":{"sidereal_longitude":134.1168,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":293.4077,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":159.2909,"elapsed_within_tithi_degrees":3.2909},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1,"moon_longitude":293.4077,"elapsed_within_degrees":0.0744},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":67.5245},"karana":{"half_tithi_index":26,"name":"Gara"},"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":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452153.770833,"ahargana":1863688.2708,"kali_year":5103,"ayanamsa_lahiri":23.8763,"grahas":{"sun":{"sidereal_longitude":134.807751,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":294.41055099999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false,"latitude":-2.9256},"mars":{"sidereal_longitude":242.36335099999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":156.06605100000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":75.99605099999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":101.92625099999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":50.42805099999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":72.8267,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":252.8267,"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":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452153.770833,"kali_year":5103,"ahargana":1863688.2708,"sun":{"sidereal_longitude":134.1168,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":293.4077,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":159.2909,"elapsed_within_tithi_degrees":3.2909},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1,"moon_longitude":293.4077,"elapsed_within_degrees":0.0744},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":67.5245},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.926,"elongation":159.291},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.926,"opposition_distance":20.709}},"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":"06:09","sunsetLocal":"18:29","solarNoonLocal":"12:19","dayLengthHours":12.338465115320425,"dayLengthDisplay":"12 Hours 20 Mins 18 Secs","nightLengthDisplay":"11 Hours 39 Mins 42 Secs","moonriseLocal":"17:07","moonsetLocal":"04:47","rahuKala":{"name":"Rāhu Kāla","start":"09:14","end":"10:46","startHours":9.22630342431867,"endHours":10.768611563733725,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:51","end":"15:24","startHours":13.853227842563829,"endHours":15.395535981978883,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:09","end":"07:41","startHours":6.141687145488564,"endHours":7.6839952849036175,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:01","end":"09:26","startHours":9.02066233906333,"endHours":9.431944509574011,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:39","end":"06:59","startHours":6.655789858626916,"endHours":6.98481559503546,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:43","startHours":11.899637532638096,"endHours":12.722201873659458,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:19","startHours":4.496558463445841,"endHours":5.319122804467202,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:09","startHours":5.113481719211862,"endHours":6.141687145488564,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:11","startHours":14.367330555702182,"endHours":15.189894896723544,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:17","end":"18:41","startHours":18.28015226080899,"endHours":18.68015226080899,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:29","end":"19:00","startHours":18.48015226080899,"endHours":18.99425497394734,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:14","end":"19:59","startHours":18.23015226080899,"endHours":19.98015226080899,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:43","startHours":23.899637532638096,"endHours":24.722201873659458,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:09","end":"07:41","startHours":6.141687145488564,"endHours":7.6839952849036175,"quality":"inauspicious"},{"name":"Śubha","start":"07:41","end":"09:14","startHours":7.6839952849036175,"endHours":9.22630342431867,"quality":"auspicious"},{"name":"Roga","start":"09:14","end":"10:46","startHours":9.22630342431867,"endHours":10.768611563733725,"quality":"inauspicious"},{"name":"Udveg","start":"10:46","end":"12:19","startHours":10.768611563733725,"endHours":12.310919703148777,"quality":"inauspicious"},{"name":"Chala","start":"12:19","end":"13:51","startHours":12.310919703148777,"endHours":13.853227842563829,"quality":"neutral"},{"name":"Labha","start":"13:51","end":"15:24","startHours":13.853227842563829,"endHours":15.395535981978883,"quality":"auspicious"},{"name":"Amṛta","start":"15:24","end":"16:56","startHours":15.395535981978883,"endHours":16.937844121393937,"quality":"auspicious"},{"name":"Kāla","start":"16:56","end":"18:29","startHours":16.937844121393937,"endHours":18.48015226080899,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:29","end":"19:56","startHours":18.48015226080899,"endHours":19.937844121393937,"quality":"auspicious"},{"name":"Amṛta","start":"19:56","end":"21:24","startHours":19.937844121393937,"endHours":21.39553598197888,"quality":"auspicious"},{"name":"Kāla","start":"21:24","end":"22:51","startHours":21.39553598197888,"endHours":22.85322784256383,"quality":"inauspicious"},{"name":"Śubha","start":"22:51","end":"00:19","startHours":22.85322784256383,"endHours":24.310919703148777,"quality":"auspicious"},{"name":"Roga","start":"00:19","end":"01:46","startHours":24.310919703148777,"endHours":25.768611563733725,"quality":"inauspicious"},{"name":"Udveg","start":"01:46","end":"03:14","startHours":25.768611563733725,"endHours":27.226303424318672,"quality":"inauspicious"},{"name":"Chala","start":"03:14","end":"04:41","startHours":27.226303424318672,"endHours":28.683995284903617,"quality":"neutral"},{"name":"Labha","start":"04:41","end":"06:09","startHours":28.683995284903617,"endHours":30.141687145488564,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:09","end":"07:09","startHours":6.141687145488564,"endHours":7.141687145488564,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:09","end":"08:09","startHours":7.141687145488564,"endHours":8.141687145488564,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:09","end":"09:09","startHours":8.141687145488564,"endHours":9.141687145488564,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:09","end":"10:09","startHours":9.141687145488564,"endHours":10.141687145488564,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:09","end":"11:09","startHours":10.141687145488564,"endHours":11.141687145488564,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:09","end":"12:09","startHours":11.141687145488564,"endHours":12.141687145488564,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:09","end":"13:09","startHours":12.141687145488564,"endHours":13.141687145488564,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:09","end":"14:09","startHours":13.141687145488564,"endHours":14.141687145488564,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:09","end":"15:09","startHours":14.141687145488564,"endHours":15.141687145488564,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:09","end":"16:09","startHours":15.141687145488564,"endHours":16.141687145488564,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:09","end":"17:09","startHours":16.141687145488564,"endHours":17.141687145488564,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:09","end":"18:09","startHours":17.141687145488564,"endHours":18.141687145488564,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:09","end":"19:09","startHours":18.141687145488564,"endHours":19.141687145488564,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:09","end":"20:09","startHours":19.141687145488564,"endHours":20.141687145488564,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:09","end":"21:09","startHours":20.141687145488564,"endHours":21.141687145488564,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:09","end":"22:09","startHours":21.141687145488564,"endHours":22.141687145488564,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:09","end":"23:09","startHours":22.141687145488564,"endHours":23.141687145488564,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:09","end":"00:09","startHours":23.141687145488564,"endHours":24.141687145488564,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:09","end":"01:09","startHours":24.141687145488564,"endHours":25.141687145488564,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:09","end":"02:09","startHours":25.141687145488564,"endHours":26.141687145488564,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:09","end":"03:09","startHours":26.141687145488564,"endHours":27.141687145488564,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:09","end":"04:09","startHours":27.141687145488564,"endHours":28.141687145488564,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:09","end":"05:09","startHours":28.141687145488564,"endHours":29.141687145488564,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:09","end":"06:09","startHours":29.141687145488564,"endHours":30.141687145488564,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":8.312955868766522,"eotMinutes":0.47601781107335894,"ayanamsa":23.8763}},"calendars":{"vikram_samvat":2058,"vikram_samvatsara":"Jaya","saka_samvat":1923,"saka_samvatsara":"Vṛṣa","bengali_samvat":1408,"malayalam_era":1177,"nanakshahi_year":532,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Caturdaśī · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"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 1, 2001 CE · Erode, Tamil Nadu · Vidhyamitra","description":"September 1, 2001 CE for Erode, Tamil Nadu: Śukla Caturdaśī, sūryodaya 06:09, sūryāsta 18:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2001-09-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2001-09-01","sa":"https://sa.vidhyamitra.com/city/erode/2001-09-01","hi":"https://hi.vidhyamitra.com/city/erode/2001-09-01","x-default":"https://vidhyamitra.com/city/erode/2001-09-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T13:52:22.682Z","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":"2026-05-16T13:52:22.682Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T13:52:22.682Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}