{"id":"vidhyamitra:city-day:erode:2027-10-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2027-10-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2027-10-09","date_display":"October 9, 2027 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":2027,"month":10,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461687.770833,"kali_year":5129,"ahargana":1873222.2708,"sun":{"sidereal_longitude":170.4771,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":276.442,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":105.9649,"elapsed_within_tithi_degrees":9.9649},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":276.442,"elapsed_within_degrees":9.7753},"yoga":{"number":7,"name":"Sukarma","sum_longitude":86.9191},"karana":{"half_tithi_index":17,"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":2027,"month":10,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461687.770833,"ahargana":1873222.2708,"kali_year":5129,"ayanamsa_lahiri":24.2409,"grahas":{"sun":{"sidereal_longitude":171.28738199999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"moon":{"sidereal_longitude":278.107882,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false,"latitude":-0.8753},"mars":{"sidereal_longitude":210.50858200000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":190.45158200000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":141.46698200000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":186.46638200000007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":0.8835819999999899,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":287.6695,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":107.6695,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"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":2027,"month":10,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461687.770833,"kali_year":5129,"ahargana":1873222.2708,"sun":{"sidereal_longitude":170.4771,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":276.442,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":105.9649,"elapsed_within_tithi_degrees":9.9649},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":276.442,"elapsed_within_degrees":9.7753},"yoga":{"number":7,"name":"Sukarma","sum_longitude":86.9191},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.875,"elongation":105.965},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.875,"opposition_distance":74.035}},"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":"18:04","solarNoonLocal":"12:06","dayLengthHours":11.949843026706839,"dayLengthDisplay":"11 Hours 56 Mins 59 Secs","nightLengthDisplay":"12 Hours 03 Mins 01 Secs","moonriseLocal":"13:27","moonsetLocal":"00:59","rahuKala":{"name":"Rāhu Kāla","start":"09:06","end":"10:36","startHours":9.106542771357855,"endHours":10.60027314969621,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:35","end":"15:05","startHours":13.58773390637292,"endHours":15.081464284711275,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:07","end":"07:37","startHours":6.119082014681146,"endHours":7.6128123930195,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:18","startHours":8.907378720912742,"endHours":9.30570682180297,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:37","end":"06:56","startHours":6.616992140793931,"endHours":6.935654621506114,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:42","end":"12:30","startHours":11.695675427144337,"endHours":12.492331628924795,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:32","end":"05:19","startHours":4.525769611120234,"endHours":5.32242581290069,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:07","startHours":5.123261762455575,"endHours":6.119082014681146,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:05","end":"14:53","startHours":14.085644032485705,"endHours":14.882300234266161,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.868925041387985,"endHours":18.268925041387984,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:34","startHours":18.068925041387985,"endHours":18.56683516750077,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.818925041387985,"endHours":19.568925041387985,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:42","end":"00:30","startHours":23.695675427144337,"endHours":24.492331628924795,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:07","end":"07:37","startHours":6.119082014681146,"endHours":7.6128123930195,"quality":"inauspicious"},{"name":"Śubha","start":"07:37","end":"09:06","startHours":7.6128123930195,"endHours":9.106542771357855,"quality":"auspicious"},{"name":"Roga","start":"09:06","end":"10:36","startHours":9.106542771357855,"endHours":10.60027314969621,"quality":"inauspicious"},{"name":"Udveg","start":"10:36","end":"12:06","startHours":10.60027314969621,"endHours":12.094003528034566,"quality":"inauspicious"},{"name":"Chala","start":"12:06","end":"13:35","startHours":12.094003528034566,"endHours":13.58773390637292,"quality":"neutral"},{"name":"Labha","start":"13:35","end":"15:05","startHours":13.58773390637292,"endHours":15.081464284711275,"quality":"auspicious"},{"name":"Amṛta","start":"15:05","end":"16:35","startHours":15.081464284711275,"endHours":16.57519466304963,"quality":"auspicious"},{"name":"Kāla","start":"16:35","end":"18:04","startHours":16.57519466304963,"endHours":18.068925041387985,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:04","end":"19:35","startHours":18.068925041387985,"endHours":19.57519466304963,"quality":"auspicious"},{"name":"Amṛta","start":"19:35","end":"21:05","startHours":19.57519466304963,"endHours":21.081464284711274,"quality":"auspicious"},{"name":"Kāla","start":"21:05","end":"22:35","startHours":21.081464284711274,"endHours":22.587733906372918,"quality":"inauspicious"},{"name":"Śubha","start":"22:35","end":"00:06","startHours":22.587733906372918,"endHours":24.094003528034566,"quality":"auspicious"},{"name":"Roga","start":"00:06","end":"01:36","startHours":24.094003528034566,"endHours":25.60027314969621,"quality":"inauspicious"},{"name":"Udveg","start":"01:36","end":"03:06","startHours":25.60027314969621,"endHours":27.106542771357855,"quality":"inauspicious"},{"name":"Chala","start":"03:06","end":"04:37","startHours":27.106542771357855,"endHours":28.612812393019503,"quality":"neutral"},{"name":"Labha","start":"04:37","end":"06:07","startHours":28.612812393019503,"endHours":30.119082014681148,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.119082014681146,"endHours":7.119082014681146,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.119082014681146,"endHours":8.119082014681146,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.119082014681146,"endHours":9.119082014681146,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.119082014681146,"endHours":10.119082014681146,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.119082014681146,"endHours":11.119082014681146,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.119082014681146,"endHours":12.119082014681146,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.119082014681146,"endHours":13.119082014681146,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.119082014681146,"endHours":14.119082014681146,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.119082014681146,"endHours":15.119082014681146,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.119082014681146,"endHours":16.119082014681148,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.119082014681148,"endHours":17.119082014681148,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.119082014681148,"endHours":18.119082014681148,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.119082014681148,"endHours":19.119082014681148,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.119082014681148,"endHours":20.119082014681148,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.119082014681148,"endHours":21.119082014681148,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.119082014681148,"endHours":22.119082014681148,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.119082014681148,"endHours":23.119082014681148,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.119082014681148,"endHours":24.119082014681148,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.119082014681148,"endHours":25.119082014681148,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.119082014681148,"endHours":26.119082014681148,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.119082014681148,"endHours":27.119082014681148,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.119082014681148,"endHours":28.119082014681148,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.119082014681148,"endHours":29.119082014681148,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.119082014681148,"endHours":30.119082014681148,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"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":"Mṛtyu","quality":"Inauspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-6.112358846089998,"eotMinutes":13.49098831792595,"ayanamsa":24.2409}},"calendars":{"vikram_samvat":2084,"vikram_samvatsara":"Raudra","saka_samvat":1949,"saka_samvatsara":"Plavaṅga","bengali_samvat":1434,"malayalam_era":1203,"nanakshahi_year":558,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Navamī · Vikram 2084 Raudra · Śaka 1949 Plavaṅga"},"festivals":[{"id":"mahanavami","name":"Mahā-Navamī","name_sanskrit":"महानवमी","tradition":"Shakta","associated_deity":"Devī Durgā","significance":"9th day of Śāradīya Navrātri; Devī's final victory.","vrata":true,"detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":1},{"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":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 October 9, 2027 CE · Erode, Tamil Nadu · Vidhyamitra","description":"October 9, 2027 CE for Erode, Tamil Nadu: Śukla Navamī, sūryodaya 06:07, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2027-10-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2027-10-09","sa":"https://sa.vidhyamitra.com/city/erode/2027-10-09","hi":"https://hi.vidhyamitra.com/city/erode/2027-10-09","x-default":"https://vidhyamitra.com/city/erode/2027-10-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T02:39:50.203Z","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":"2026-05-15T02:39:50.203Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T02:39:50.203Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}