{"id":"vidhyamitra:city-day:erode:2011-09-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2011-09-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-09-16","date_display":"September 16, 2011 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":2011,"month":9,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455820.770833,"kali_year":5113,"ahargana":1867355.2708,"sun":{"sidereal_longitude":148.0702,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":11.5433,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":223.4731,"elapsed_within_tithi_degrees":7.4731},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":11.5433,"elapsed_within_degrees":11.5433},"yoga":{"number":12,"name":"Dhruva","sum_longitude":159.6135},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":2011,"month":9,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455820.770833,"ahargana":1867355.2708,"kali_year":5113,"ayanamsa_lahiri":24.0165,"grahas":{"sun":{"sidereal_longitude":148.82624399999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":8.752744000000007,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false,"latitude":3.2889},"mars":{"sidereal_longitude":93.916044,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":137.57624399999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":15.765743999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":157.00964399999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":172.56604399999992,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":238.5314,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":58.5314,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2},"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":2011,"month":9,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455820.770833,"kali_year":5113,"ahargana":1867355.2708,"sun":{"sidereal_longitude":148.0702,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":11.5433,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":223.4731,"elapsed_within_tithi_degrees":7.4731},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":11.5433,"elapsed_within_degrees":11.5433},"yoga":{"number":12,"name":"Dhruva","sum_longitude":159.6135},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.289,"elongation":136.527},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.289,"opposition_distance":43.473}},"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":"18:19","solarNoonLocal":"12:13","dayLengthHours":12.189454203391934,"dayLengthDisplay":"12 Hours 11 Mins 22 Secs","nightLengthDisplay":"11 Hours 48 Mins 38 Secs","moonriseLocal":"20:40","moonsetLocal":"09:06","rahuKala":{"name":"Rāhu Kāla","start":"10:42","end":"12:13","startHours":10.697366374063865,"endHours":12.221048149487856,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:16","end":"16:48","startHours":15.26841170033584,"endHours":16.79209347575983,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:39","end":"09:10","startHours":7.65000282321588,"endHours":9.173684598639872,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:58","end":"09:23","startHours":8.97052702858334,"endHours":9.376842168696404,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:58","startHours":6.634214972933219,"endHours":6.959267085023671,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:38","startHours":11.814733009374791,"endHours":12.627363289600918,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:19","startHours":4.501060487339631,"endHours":5.31369076756576,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:08","startHours":5.110533197509227,"endHours":6.126321047791889,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:15","end":"15:04","startHours":14.252623850053178,"endHours":15.065254130279307,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:07","end":"18:31","startHours":18.115775251183823,"endHours":18.515775251183822,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:19","end":"18:49","startHours":18.315775251183823,"endHours":18.823669176325154,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:04","end":"19:49","startHours":18.065775251183823,"endHours":19.815775251183823,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:38","startHours":23.81473300937479,"endHours":24.627363289600922,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:08","end":"07:39","startHours":6.126321047791889,"endHours":7.65000282321588,"quality":"neutral"},{"name":"Labha","start":"07:39","end":"09:10","startHours":7.65000282321588,"endHours":9.173684598639872,"quality":"auspicious"},{"name":"Amṛta","start":"09:10","end":"10:42","startHours":9.173684598639872,"endHours":10.697366374063865,"quality":"auspicious"},{"name":"Kāla","start":"10:42","end":"12:13","startHours":10.697366374063865,"endHours":12.221048149487856,"quality":"inauspicious"},{"name":"Śubha","start":"12:13","end":"13:45","startHours":12.221048149487856,"endHours":13.744729924911848,"quality":"auspicious"},{"name":"Roga","start":"13:45","end":"15:16","startHours":13.744729924911848,"endHours":15.26841170033584,"quality":"inauspicious"},{"name":"Udveg","start":"15:16","end":"16:48","startHours":15.26841170033584,"endHours":16.79209347575983,"quality":"inauspicious"},{"name":"Chala","start":"16:48","end":"18:19","startHours":16.79209347575983,"endHours":18.315775251183823,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:19","end":"19:48","startHours":18.315775251183823,"endHours":19.79209347575983,"quality":"inauspicious"},{"name":"Udveg","start":"19:48","end":"21:16","startHours":19.79209347575983,"endHours":21.26841170033584,"quality":"inauspicious"},{"name":"Chala","start":"21:16","end":"22:45","startHours":21.26841170033584,"endHours":22.744729924911848,"quality":"neutral"},{"name":"Labha","start":"22:45","end":"00:13","startHours":22.744729924911848,"endHours":24.221048149487856,"quality":"auspicious"},{"name":"Amṛta","start":"00:13","end":"01:42","startHours":24.221048149487856,"endHours":25.697366374063865,"quality":"auspicious"},{"name":"Kāla","start":"01:42","end":"03:10","startHours":25.697366374063865,"endHours":27.173684598639873,"quality":"inauspicious"},{"name":"Śubha","start":"03:10","end":"04:39","startHours":27.173684598639873,"endHours":28.65000282321588,"quality":"auspicious"},{"name":"Roga","start":"04:39","end":"06:08","startHours":28.65000282321588,"endHours":30.12632104779189,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.126321047791889,"endHours":7.126321047791889,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.126321047791889,"endHours":8.126321047791889,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.126321047791889,"endHours":9.126321047791889,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.126321047791889,"endHours":10.126321047791889,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.126321047791889,"endHours":11.126321047791889,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.126321047791889,"endHours":12.126321047791889,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.126321047791889,"endHours":13.126321047791889,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.126321047791889,"endHours":14.126321047791889,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.126321047791889,"endHours":15.126321047791889,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.126321047791889,"endHours":16.12632104779189,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.12632104779189,"endHours":17.12632104779189,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.12632104779189,"endHours":18.12632104779189,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.12632104779189,"endHours":19.12632104779189,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.12632104779189,"endHours":20.12632104779189,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.12632104779189,"endHours":21.12632104779189,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.12632104779189,"endHours":22.12632104779189,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.12632104779189,"endHours":23.12632104779189,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.12632104779189,"endHours":24.12632104779189,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.12632104779189,"endHours":25.12632104779189,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.12632104779189,"endHours":26.12632104779189,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.12632104779189,"endHours":27.12632104779189,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.12632104779189,"endHours":28.12632104779189,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.12632104779189,"endHours":29.12632104779189,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.12632104779189,"endHours":30.12632104779189,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Amṛta","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":2.840438707032336,"eotMinutes":5.868311030728706,"ayanamsa":24.0165}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Caturthī · Vikram 2068 Krodhi · Śaka 1933 Khara"},"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},{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 September 16, 2011 CE · Erode, Tamil Nadu · Vidhyamitra","description":"September 16, 2011 CE for Erode, Tamil Nadu: Kṛṣṇa Caturthī, sūryodaya 06:08, sūryāsta 18:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2011-09-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2011-09-16","sa":"https://sa.vidhyamitra.com/city/erode/2011-09-16","hi":"https://hi.vidhyamitra.com/city/erode/2011-09-16","x-default":"https://vidhyamitra.com/city/erode/2011-09-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T00:54:12.065Z","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":"2026-05-16T00:54:12.065Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T00:54:12.065Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}