{"id":"vidhyamitra:city-day:erode:1915-10-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1915-10-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1915-10-09","date_display":"October 9, 1915 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":1915,"month":10,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2420779.770833,"kali_year":5017,"ahargana":1832314.2708,"sun":{"sidereal_longitude":171.4465,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":172.0342,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":0.5877,"elapsed_within_tithi_degrees":0.5877},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":172.0342,"elapsed_within_degrees":12.0342},"yoga":{"number":26,"name":"Indra","sum_longitude":343.4807},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"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":1915,"month":10,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2420779.770833,"ahargana":1832314.2708,"kali_year":5017,"ayanamsa_lahiri":22.6763,"grahas":{"sun":{"sidereal_longitude":171.98506799999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"moon":{"sidereal_longitude":173.910568,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false,"latitude":-3.7669},"mars":{"sidereal_longitude":99.162868,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":195.575068,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":328.811868,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":180.161068,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":84.098368,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":295.1722,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":115.1722,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"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":1915,"month":10,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2420779.770833,"kali_year":5017,"ahargana":1832314.2708,"sun":{"sidereal_longitude":171.4465,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":172.0342,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":0.5877,"elapsed_within_tithi_degrees":0.5877},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":172.0342,"elapsed_within_degrees":12.0342},"yoga":{"number":26,"name":"Indra","sum_longitude":343.4807},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.767,"elongation":0.588},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.767,"opposition_distance":179.412}},"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":11.958821503553487,"dayLengthDisplay":"11 Hours 57 Mins 32 Secs","nightLengthDisplay":"12 Hours 02 Mins 28 Secs","moonriseLocal":"06:16","moonsetLocal":"18:10","rahuKala":{"name":"Rāhu Kāla","start":"09:06","end":"10:36","startHours":9.104298152146193,"endHours":10.59915084009038,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:35","end":"15:05","startHours":13.588856215978751,"endHours":15.083708903922936,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:07","end":"07:37","startHours":6.114592776257822,"endHours":7.6094454642020075,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:18","startHours":8.904984460420302,"endHours":9.303611843872085,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:37","end":"06:56","startHours":6.6128770055725505,"endHours":6.931778912333977,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:42","end":"12:30","startHours":11.695376144582783,"endHours":12.49263091148635,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:31","end":"05:19","startHours":4.52008324245069,"endHours":5.3173380093542555,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:07","startHours":5.118024317628365,"endHours":6.114592776257822,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:05","end":"14:53","startHours":14.087140445293478,"endHours":14.884395212197044,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.87341427981131,"endHours":18.27341427981131,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:34","startHours":18.07341427981131,"endHours":18.571698509126037,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.82341427981131,"endHours":19.57341427981131,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:42","end":"00:30","startHours":23.695376144582784,"endHours":24.492630911486348,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:07","end":"07:37","startHours":6.114592776257822,"endHours":7.6094454642020075,"quality":"inauspicious"},{"name":"Śubha","start":"07:37","end":"09:06","startHours":7.6094454642020075,"endHours":9.104298152146193,"quality":"auspicious"},{"name":"Roga","start":"09:06","end":"10:36","startHours":9.104298152146193,"endHours":10.59915084009038,"quality":"inauspicious"},{"name":"Udveg","start":"10:36","end":"12:06","startHours":10.59915084009038,"endHours":12.094003528034566,"quality":"inauspicious"},{"name":"Chala","start":"12:06","end":"13:35","startHours":12.094003528034566,"endHours":13.588856215978751,"quality":"neutral"},{"name":"Labha","start":"13:35","end":"15:05","startHours":13.588856215978751,"endHours":15.083708903922936,"quality":"auspicious"},{"name":"Amṛta","start":"15:05","end":"16:35","startHours":15.083708903922936,"endHours":16.578561591867125,"quality":"auspicious"},{"name":"Kāla","start":"16:35","end":"18:04","startHours":16.578561591867125,"endHours":18.07341427981131,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:04","end":"19:35","startHours":18.07341427981131,"endHours":19.578561591867125,"quality":"auspicious"},{"name":"Amṛta","start":"19:35","end":"21:05","startHours":19.578561591867125,"endHours":21.08370890392294,"quality":"auspicious"},{"name":"Kāla","start":"21:05","end":"22:35","startHours":21.08370890392294,"endHours":22.58885621597875,"quality":"inauspicious"},{"name":"Śubha","start":"22:35","end":"00:06","startHours":22.58885621597875,"endHours":24.094003528034566,"quality":"auspicious"},{"name":"Roga","start":"00:06","end":"01:36","startHours":24.094003528034566,"endHours":25.59915084009038,"quality":"inauspicious"},{"name":"Udveg","start":"01:36","end":"03:06","startHours":25.59915084009038,"endHours":27.104298152146193,"quality":"inauspicious"},{"name":"Chala","start":"03:06","end":"04:37","startHours":27.104298152146193,"endHours":28.609445464202008,"quality":"neutral"},{"name":"Labha","start":"04:37","end":"06:07","startHours":28.609445464202008,"endHours":30.114592776257822,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.114592776257822,"endHours":7.114592776257822,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.114592776257822,"endHours":8.114592776257822,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.114592776257822,"endHours":9.114592776257822,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.114592776257822,"endHours":10.114592776257822,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.114592776257822,"endHours":11.114592776257822,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.114592776257822,"endHours":12.114592776257822,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.114592776257822,"endHours":13.114592776257822,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.114592776257822,"endHours":14.114592776257822,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.114592776257822,"endHours":15.114592776257822,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.114592776257822,"endHours":16.114592776257822,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.114592776257822,"endHours":17.114592776257822,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.114592776257822,"endHours":18.114592776257822,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.114592776257822,"endHours":19.114592776257822,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.114592776257822,"endHours":20.114592776257822,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.114592776257822,"endHours":21.114592776257822,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.114592776257822,"endHours":22.114592776257822,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.114592776257822,"endHours":23.114592776257822,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.114592776257822,"endHours":24.114592776257822,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.114592776257822,"endHours":25.114592776257822,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.114592776257822,"endHours":26.114592776257822,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.114592776257822,"endHours":27.114592776257822,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.114592776257822,"endHours":28.114592776257822,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.114592776257822,"endHours":29.114592776257822,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.114592776257822,"endHours":30.114592776257822,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"East","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-5.777658531192575,"eotMinutes":13.49098831792595,"ayanamsa":22.6763}},"calendars":{"vikram_samvat":1972,"vikram_samvatsara":"Vibhava","saka_samvat":1837,"saka_samvatsara":"Rākṣasa","bengali_samvat":1322,"malayalam_era":1091,"nanakshahi_year":446,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Pratipada · Vikram 1972 Vibhava · Śaka 1837 Rākṣasa"},"festivals":[{"id":"sharadiya-navratri-start","name":"Śāradīya Navrātri Start","name_sanskrit":"शारदीय नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī Durgā","significance":"Autumn Navrātri begins; Devī Mahiṣāsura-mardinī worship for 9 nights.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":1}],"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 October 9, 1915 CE · Erode, Tamil Nadu · Vidhyamitra","description":"October 9, 1915 CE for Erode, Tamil Nadu: Śukla Pratipada, sūryodaya 06:07, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1915-10-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1915-10-09","sa":"https://sa.vidhyamitra.com/city/erode/1915-10-09","hi":"https://hi.vidhyamitra.com/city/erode/1915-10-09","x-default":"https://vidhyamitra.com/city/erode/1915-10-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T08:45:26.465Z","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":"2026-06-02T08:45:26.465Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T08:45:26.465Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}