{"id":"vidhyamitra:city-day:erode:2030-09-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2030-09-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2030-09-15","date_display":"September 15, 2030 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":2030,"month":9,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462759.770833,"kali_year":5132,"ahargana":1874294.2708,"sun":{"sidereal_longitude":147.1792,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":6.8536,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":219.6744,"elapsed_within_tithi_degrees":3.6744},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":6.8536,"elapsed_within_degrees":6.8536},"yoga":{"number":12,"name":"Dhruva","sum_longitude":154.0328},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2030,"month":9,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462759.770833,"ahargana":1874294.2708,"kali_year":5132,"ayanamsa_lahiri":24.2819,"grahas":{"sun":{"sidereal_longitude":147.979624,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":5.3585239999999885,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":3.1252},"mars":{"sidereal_longitude":114.44122399999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":129.71822399999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":208.82622400000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":138.22522400000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":44.511123999999995,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":230.8698,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":50.8698,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2030,"month":9,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462759.770833,"kali_year":5132,"ahargana":1874294.2708,"sun":{"sidereal_longitude":147.1792,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":6.8536,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":219.6744,"elapsed_within_tithi_degrees":3.6744},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":6.8536,"elapsed_within_degrees":6.8536},"yoga":{"number":12,"name":"Dhruva","sum_longitude":154.0328},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.125,"elongation":140.326},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.125,"opposition_distance":39.674}},"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":"18:20","solarNoonLocal":"12:14","dayLengthHours":12.195633892020673,"dayLengthDisplay":"12 Hours 11 Mins 44 Secs","nightLengthDisplay":"11 Hours 48 Mins 16 Secs","moonriseLocal":"20:31","moonsetLocal":"08:55","rahuKala":{"name":"Rāhu Kāla","start":"16:48","end":"18:20","startHours":16.800604823117713,"endHours":18.325059059620298,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:14","end":"13:45","startHours":12.227242113609961,"endHours":13.751696350112546,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:17","end":"16:48","startHours":15.27615058661513,"endHours":16.800604823117713,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:59","end":"09:23","startHours":8.975073075737782,"endHours":9.381594205471803,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:58","startHours":6.637576579767153,"endHours":6.96279348355437,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:38","startHours":11.820720983875939,"endHours":12.633763243343983,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:19","startHours":4.503340648663535,"endHours":5.31638290813158,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:08","startHours":5.1131223432645685,"endHours":6.129425167599624,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:16","end":"15:04","startHours":14.259847762280073,"endHours":15.072890021748117,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:08","end":"18:32","startHours":18.1250590596203,"endHours":18.525059059620297,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:20","end":"18:50","startHours":18.325059059620298,"endHours":18.833210471787826,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:05","end":"19:50","startHours":18.075059059620298,"endHours":19.825059059620298,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:38","startHours":23.820720983875937,"endHours":24.633763243343985,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:08","end":"07:39","startHours":6.129425167599624,"endHours":7.6538794041022085,"quality":"inauspicious"},{"name":"Chala","start":"07:39","end":"09:11","startHours":7.6538794041022085,"endHours":9.178333640604793,"quality":"neutral"},{"name":"Labha","start":"09:11","end":"10:42","startHours":9.178333640604793,"endHours":10.702787877107376,"quality":"auspicious"},{"name":"Amṛta","start":"10:42","end":"12:14","startHours":10.702787877107376,"endHours":12.227242113609961,"quality":"auspicious"},{"name":"Kāla","start":"12:14","end":"13:45","startHours":12.227242113609961,"endHours":13.751696350112546,"quality":"inauspicious"},{"name":"Śubha","start":"13:45","end":"15:17","startHours":13.751696350112546,"endHours":15.27615058661513,"quality":"auspicious"},{"name":"Roga","start":"15:17","end":"16:48","startHours":15.27615058661513,"endHours":16.800604823117713,"quality":"inauspicious"},{"name":"Udveg","start":"16:48","end":"18:20","startHours":16.800604823117713,"endHours":18.325059059620298,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:20","end":"19:48","startHours":18.325059059620298,"endHours":19.800604823117713,"quality":"auspicious"},{"name":"Roga","start":"19:48","end":"21:17","startHours":19.800604823117713,"endHours":21.27615058661513,"quality":"inauspicious"},{"name":"Udveg","start":"21:17","end":"22:45","startHours":21.27615058661513,"endHours":22.751696350112546,"quality":"inauspicious"},{"name":"Chala","start":"22:45","end":"00:14","startHours":22.751696350112546,"endHours":24.22724211360996,"quality":"neutral"},{"name":"Labha","start":"00:14","end":"01:42","startHours":24.22724211360996,"endHours":25.702787877107376,"quality":"auspicious"},{"name":"Amṛta","start":"01:42","end":"03:11","startHours":25.702787877107376,"endHours":27.17833364060479,"quality":"auspicious"},{"name":"Kāla","start":"03:11","end":"04:39","startHours":27.17833364060479,"endHours":28.65387940410221,"quality":"inauspicious"},{"name":"Śubha","start":"04:39","end":"06:08","startHours":28.65387940410221,"endHours":30.129425167599624,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.129425167599624,"endHours":7.129425167599624,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.129425167599624,"endHours":8.129425167599624,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.129425167599624,"endHours":9.129425167599624,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.129425167599624,"endHours":10.129425167599624,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.129425167599624,"endHours":11.129425167599624,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.129425167599624,"endHours":12.129425167599624,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.129425167599624,"endHours":13.129425167599624,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.129425167599624,"endHours":14.129425167599624,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.129425167599624,"endHours":15.129425167599624,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.129425167599624,"endHours":16.129425167599624,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.129425167599624,"endHours":17.129425167599624,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.129425167599624,"endHours":18.129425167599624,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.129425167599624,"endHours":19.129425167599624,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.129425167599624,"endHours":20.129425167599624,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.129425167599624,"endHours":21.129425167599624,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.129425167599624,"endHours":22.129425167599624,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.129425167599624,"endHours":23.129425167599624,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.129425167599624,"endHours":24.129425167599624,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.129425167599624,"endHours":25.129425167599624,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.129425167599624,"endHours":26.129425167599624,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.129425167599624,"endHours":27.129425167599624,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.129425167599624,"endHours":28.129425167599624,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.129425167599624,"endHours":29.129425167599624,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.129425167599624,"endHours":30.129425167599624,"planetary_lord":"Jupiter"}],"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":"North-East","anandadiYoga":{"name":"Ānanda","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":3.0699628396633125,"eotMinutes":5.496673183402374,"ayanamsa":24.2819}},"calendars":{"vikram_samvat":2087,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":1952,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1437,"malayalam_era":1206,"nanakshahi_year":561,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Caturthī · Vikram 2087 Rudhirodgāri · Śaka 1952 Sādhāraṇa"},"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":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 15, 2030 CE · Erode, Tamil Nadu · Vidhyamitra","description":"September 15, 2030 CE for Erode, Tamil Nadu: Kṛṣṇa Caturthī, sūryodaya 06:08, sūryāsta 18:20.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2030-09-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2030-09-15","sa":"https://sa.vidhyamitra.com/city/erode/2030-09-15","hi":"https://hi.vidhyamitra.com/city/erode/2030-09-15","x-default":"https://vidhyamitra.com/city/erode/2030-09-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T04:37:24.323Z","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":"2026-05-15T04:37:24.323Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T04:37:24.323Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}