{"id":"vidhyamitra:city-day:erode:2187-10-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2187-10-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2187-10-09","date_display":"October 9, 2187 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":2187,"month":10,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2520126.770833,"kali_year":5289,"ahargana":1931661.2708,"sun":{"sidereal_longitude":168.1067,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":253.1264,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":85.0196,"elapsed_within_tithi_degrees":1.0196},"nakshatra":{"number":19,"name":"Mūla","pada":4,"moon_longitude":253.1264,"elapsed_within_degrees":13.1264},"yoga":{"number":5,"name":"Śobhana","sum_longitude":61.2331},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2187,"month":10,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2520126.770833,"ahargana":1931661.2708,"kali_year":5289,"ayanamsa_lahiri":26.476,"grahas":{"sun":{"sidereal_longitude":169.30748200000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"moon":{"sidereal_longitude":256.201282,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false,"latitude":-0.144},"mars":{"sidereal_longitude":223.92508199999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":152.026382,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":293.670982,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":193.80778199999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":166.36418200000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":71.2901,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":251.2901,"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":2187,"month":10,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2520126.770833,"kali_year":5289,"ahargana":1931661.2708,"sun":{"sidereal_longitude":168.1067,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":253.1264,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":85.0196,"elapsed_within_tithi_degrees":1.0196},"nakshatra":{"number":19,"name":"Mūla","pada":4,"moon_longitude":253.1264,"elapsed_within_degrees":13.1264},"yoga":{"number":5,"name":"Śobhana","sum_longitude":61.2331},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.144,"elongation":85.02},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.144,"opposition_distance":94.98}},"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":11.94720461537785,"dayLengthDisplay":"11 Hours 56 Mins 50 Secs","nightLengthDisplay":"12 Hours 03 Mins 10 Secs","moonriseLocal":"12:10","moonsetLocal":"23:36","rahuKala":{"name":"Rāhu Kāla","start":"15:05","end":"16:34","startHours":15.08080468187903,"endHours":16.57420525880126,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:06","end":"10:36","startHours":9.107202374190106,"endHours":10.600602951112336,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:06","end":"13:35","startHours":12.094003528034566,"endHours":13.587404104956798,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:18","startHours":8.908082297267141,"endHours":9.306322451113068,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:37","end":"06:56","startHours":6.618201412653053,"endHours":6.936793535729795,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:42","end":"12:30","startHours":11.695763374188639,"endHours":12.492243681880494,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:32","end":"05:19","startHours":4.527440604961929,"endHours":5.323920912653786,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:07","startHours":5.124800835730822,"endHours":6.120401220345642,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:05","end":"14:53","startHours":14.085204297264209,"endHours":14.881684604956066,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.86760583572349,"endHours":18.26760583572349,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:34","startHours":18.06760583572349,"endHours":18.5654060280309,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.81760583572349,"endHours":19.56760583572349,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:42","end":"00:30","startHours":23.695763374188637,"endHours":24.492243681880495,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:07","end":"07:37","startHours":6.120401220345642,"endHours":7.6138017972678735,"quality":"inauspicious"},{"name":"Udveg","start":"07:37","end":"09:06","startHours":7.6138017972678735,"endHours":9.107202374190106,"quality":"inauspicious"},{"name":"Chala","start":"09:06","end":"10:36","startHours":9.107202374190106,"endHours":10.600602951112336,"quality":"neutral"},{"name":"Labha","start":"10:36","end":"12:06","startHours":10.600602951112336,"endHours":12.094003528034566,"quality":"auspicious"},{"name":"Amṛta","start":"12:06","end":"13:35","startHours":12.094003528034566,"endHours":13.587404104956798,"quality":"auspicious"},{"name":"Kāla","start":"13:35","end":"15:05","startHours":13.587404104956798,"endHours":15.08080468187903,"quality":"inauspicious"},{"name":"Śubha","start":"15:05","end":"16:34","startHours":15.08080468187903,"endHours":16.57420525880126,"quality":"auspicious"},{"name":"Roga","start":"16:34","end":"18:04","startHours":16.57420525880126,"endHours":18.06760583572349,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:04","end":"19:34","startHours":18.06760583572349,"endHours":19.57420525880126,"quality":"inauspicious"},{"name":"Śubha","start":"19:34","end":"21:05","startHours":19.57420525880126,"endHours":21.08080468187903,"quality":"auspicious"},{"name":"Roga","start":"21:05","end":"22:35","startHours":21.08080468187903,"endHours":22.587404104956796,"quality":"inauspicious"},{"name":"Udveg","start":"22:35","end":"00:06","startHours":22.587404104956796,"endHours":24.094003528034566,"quality":"inauspicious"},{"name":"Chala","start":"00:06","end":"01:36","startHours":24.094003528034566,"endHours":25.600602951112336,"quality":"neutral"},{"name":"Labha","start":"01:36","end":"03:06","startHours":25.600602951112336,"endHours":27.107202374190102,"quality":"auspicious"},{"name":"Amṛta","start":"03:06","end":"04:37","startHours":27.107202374190102,"endHours":28.61380179726787,"quality":"auspicious"},{"name":"Kāla","start":"04:37","end":"06:07","startHours":28.61380179726787,"endHours":30.12040122034564,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.120401220345642,"endHours":7.120401220345642,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.120401220345642,"endHours":8.120401220345641,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.120401220345641,"endHours":9.120401220345641,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.120401220345641,"endHours":10.120401220345641,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.120401220345641,"endHours":11.120401220345641,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.120401220345641,"endHours":12.120401220345641,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.120401220345641,"endHours":13.120401220345641,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.120401220345641,"endHours":14.120401220345641,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.120401220345641,"endHours":15.120401220345641,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.120401220345641,"endHours":16.12040122034564,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.12040122034564,"endHours":17.12040122034564,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.12040122034564,"endHours":18.12040122034564,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.12040122034564,"endHours":19.12040122034564,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.12040122034564,"endHours":20.12040122034564,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.12040122034564,"endHours":21.12040122034564,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.12040122034564,"endHours":22.12040122034564,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.12040122034564,"endHours":23.12040122034564,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.12040122034564,"endHours":24.12040122034564,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.12040122034564,"endHours":25.12040122034564,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.12040122034564,"endHours":26.12040122034564,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.12040122034564,"endHours":27.12040122034564,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.12040122034564,"endHours":28.12040122034564,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.12040122034564,"endHours":29.12040122034564,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.12040122034564,"endHours":30.12040122034564,"planetary_lord":"Saturn"}],"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":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-6.210662254715523,"eotMinutes":13.49098831792595,"ayanamsa":26.476}},"calendars":{"vikram_samvat":2244,"vikram_samvatsara":"Śārvarī","saka_samvat":2109,"saka_samvatsara":"Sarvajit","bengali_samvat":1594,"malayalam_era":1363,"nanakshahi_year":718,"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 Aṣṭamī · Vikram 2244 Śārvarī · Śaka 2109 Sarvajit"},"festivals":[{"id":"durga-ashtami","name":"Mahā-Aṣṭamī (Durgā-Aṣṭamī)","name_sanskrit":"महाष्टमी","tradition":"Shakta","associated_deity":"Devī Durgā","significance":"8th day of Śāradīya Navrātri; Mahiṣāsura-mardinī kṣaṇa.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":1}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","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, 2187 CE · Erode, Tamil Nadu · Vidhyamitra","description":"October 9, 2187 CE for Erode, Tamil Nadu: Śukla Aṣṭamī, sūryodaya 06:07, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2187-10-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2187-10-09","sa":"https://sa.vidhyamitra.com/city/erode/2187-10-09","hi":"https://hi.vidhyamitra.com/city/erode/2187-10-09","x-default":"https://vidhyamitra.com/city/erode/2187-10-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:53:31.945Z","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":"2026-05-31T02:53:31.945Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:53:31.945Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}