{"id":"vidhyamitra:city-day:erode:-3101-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/-3101-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3101-01-18","date_display":"January 18, 3102 BCE","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":-3101,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":588434.770833,"kali_year":0,"ahargana":-30.7292,"sun":{"sidereal_longitude":332.0025,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":320.3793,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":348.3768,"elapsed_within_tithi_degrees":0.3768},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.3793,"elapsed_within_degrees":0.3793},"yoga":{"number":22,"name":"Sādhya","sum_longitude":292.3818},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"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":-3101,"month":1,"day":18,"hour":6,"minute":30,"calendar":"julian"},"julian_day":588434.770833,"ahargana":-30.7292,"kali_year":0,"ayanamsa_lahiri":-47.404,"grahas":{"sun":{"sidereal_longitude":332.0025,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":320.3793,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false,"latitude":2.9653},"mars":{"sidereal_longitude":341.9336,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":304.6357,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":354.114,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":322.7744,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":348.6907,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":181.6282,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":1.6282,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":-3101,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":588434.770833,"kali_year":0,"ahargana":-30.7292,"sun":{"sidereal_longitude":332.0025,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":320.3793,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":348.3768,"elapsed_within_tithi_degrees":0.3768},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.3793,"elapsed_within_degrees":0.3793},"yoga":{"number":22,"name":"Sādhya","sum_longitude":292.3818},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.965,"elongation":11.623},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.965,"opposition_distance":168.377}},"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":"06:45","sunsetLocal":"18:14","solarNoonLocal":"12:29","dayLengthHours":11.483381838522284,"dayLengthDisplay":"11 Hours 29 Mins 00 Secs","nightLengthDisplay":"12 Hours 31 Mins 00 Secs","moonriseLocal":"06:00","moonsetLocal":"17:26","rahuKala":{"name":"Rāhu Kāla","start":"15:22","end":"16:48","startHours":15.362185952658733,"endHours":16.797608682474017,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:37","end":"11:03","startHours":9.62049503339759,"endHours":11.055917763212875,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:29","end":"13:56","startHours":12.491340493028162,"endHours":13.926763222843448,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:49","startHours":9.429105336088885,"endHours":9.811884730706295,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:14","end":"07:32","startHours":7.228123817038782,"endHours":7.534347332732709,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:07","end":"12:52","startHours":12.108561098410751,"endHours":12.874119887645572,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:13","end":"05:59","startHours":5.218531995297382,"endHours":5.9840907845322,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:48","end":"06:45","startHours":5.792701087223496,"endHours":6.7496495737670195,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:10","startHours":14.405237466115208,"endHours":15.170796255350027,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:02","end":"18:26","startHours":18.033031412289304,"endHours":18.433031412289303,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:14","end":"18:43","startHours":18.233031412289304,"endHours":18.711505655561066,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:59","end":"19:44","startHours":17.983031412289304,"endHours":19.733031412289304,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:07","end":"00:52","startHours":24.108561098410753,"endHours":24.87411988764557,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:45","end":"08:11","startHours":6.7496495737670195,"endHours":8.185072303582306,"quality":"inauspicious"},{"name":"Udveg","start":"08:11","end":"09:37","startHours":8.185072303582306,"endHours":9.62049503339759,"quality":"inauspicious"},{"name":"Chala","start":"09:37","end":"11:03","startHours":9.62049503339759,"endHours":11.055917763212875,"quality":"neutral"},{"name":"Labha","start":"11:03","end":"12:29","startHours":11.055917763212875,"endHours":12.491340493028162,"quality":"auspicious"},{"name":"Amṛta","start":"12:29","end":"13:56","startHours":12.491340493028162,"endHours":13.926763222843448,"quality":"auspicious"},{"name":"Kāla","start":"13:56","end":"15:22","startHours":13.926763222843448,"endHours":15.362185952658733,"quality":"inauspicious"},{"name":"Śubha","start":"15:22","end":"16:48","startHours":15.362185952658733,"endHours":16.797608682474017,"quality":"auspicious"},{"name":"Roga","start":"16:48","end":"18:14","startHours":16.797608682474017,"endHours":18.233031412289304,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:14","end":"19:48","startHours":18.233031412289304,"endHours":19.797608682474017,"quality":"inauspicious"},{"name":"Śubha","start":"19:48","end":"21:22","startHours":19.797608682474017,"endHours":21.362185952658734,"quality":"auspicious"},{"name":"Roga","start":"21:22","end":"22:56","startHours":21.362185952658734,"endHours":22.926763222843448,"quality":"inauspicious"},{"name":"Udveg","start":"22:56","end":"00:29","startHours":22.926763222843448,"endHours":24.49134049302816,"quality":"inauspicious"},{"name":"Chala","start":"00:29","end":"02:03","startHours":24.49134049302816,"endHours":26.055917763212875,"quality":"neutral"},{"name":"Labha","start":"02:03","end":"03:37","startHours":26.055917763212875,"endHours":27.62049503339759,"quality":"auspicious"},{"name":"Amṛta","start":"03:37","end":"05:11","startHours":27.62049503339759,"endHours":29.185072303582306,"quality":"auspicious"},{"name":"Kāla","start":"05:11","end":"06:45","startHours":29.185072303582306,"endHours":30.74964957376702,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.7496495737670195,"endHours":7.7496495737670195,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.7496495737670195,"endHours":8.74964957376702,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.74964957376702,"endHours":9.74964957376702,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.74964957376702,"endHours":10.74964957376702,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.74964957376702,"endHours":11.74964957376702,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.74964957376702,"endHours":12.74964957376702,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.74964957376702,"endHours":13.74964957376702,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.74964957376702,"endHours":14.74964957376702,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.74964957376702,"endHours":15.74964957376702,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.74964957376702,"endHours":16.74964957376702,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.74964957376702,"endHours":17.74964957376702,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.74964957376702,"endHours":18.74964957376702,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.74964957376702,"endHours":19.74964957376702,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.74964957376702,"endHours":20.74964957376702,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.74964957376702,"endHours":21.74964957376702,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.74964957376702,"endHours":22.74964957376702,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.74964957376702,"endHours":23.74964957376702,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.74964957376702,"endHours":24.74964957376702,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.74964957376702,"endHours":25.74964957376702,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.74964957376702,"endHours":26.74964957376702,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.74964957376702,"endHours":27.74964957376702,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.74964957376702,"endHours":28.74964957376702,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.74964957376702,"endHours":29.74964957376702,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.74964957376702,"endHours":30.74964957376702,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.637034081155072,"eotMinutes":-10.349229581689698,"ayanamsa":-47.404}},"calendars":{"vikram_samvat":-3044,"saka_samvat":-3179,"bengali_samvat":-3694,"malayalam_era":-3925,"nanakshahi_year":-4570,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Amāvasyā · Vikram -3044 undefined · Śaka -3179 undefined"},"festivals":[{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5}],"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":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","relevance":0.5}]},"validity":{"eternal":true,"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 January 18, 3102 BCE · Erode, Tamil Nadu · Vidhyamitra","description":"January 18, 3102 BCE for Erode, Tamil Nadu: Kṛṣṇa Amāvasyā, sūryodaya 06:45, sūryāsta 18:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/-3101-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/-3101-01-18","sa":"https://sa.vidhyamitra.com/city/erode/-3101-01-18","hi":"https://hi.vidhyamitra.com/city/erode/-3101-01-18","x-default":"https://vidhyamitra.com/city/erode/-3101-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T19:04:01.415Z","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":"2026-05-20T19:04:01.415Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T19:04:01.415Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}