{"id":"vidhyamitra:city-day:erode:2136-12-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2136-12-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2136-12-18","date_display":"December 18, 2136 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":2136,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501569.770833,"kali_year":5238,"ahargana":1913104.2708,"sun":{"sidereal_longitude":239.9531,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":171.3869,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":291.4338,"elapsed_within_tithi_degrees":3.4338},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.3869,"elapsed_within_degrees":11.3869},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":51.34},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"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":2136,"month":12,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2501569.770833,"ahargana":1913104.2708,"kali_year":5238,"ayanamsa_lahiri":25.7663,"grahas":{"sun":{"sidereal_longitude":240.65279600000008,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":168.60899599999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false,"latitude":-1.3037},"mars":{"sidereal_longitude":248.81549599999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":217.941196,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":207.48109599999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":285.680796,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":256.297196,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":334.5292,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":154.5292,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":2136,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501569.770833,"kali_year":5238,"ahargana":1913104.2708,"sun":{"sidereal_longitude":239.9531,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":171.3869,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":291.4338,"elapsed_within_tithi_degrees":3.4338},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.3869,"elapsed_within_degrees":11.3869},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":51.34},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.304,"elongation":68.566},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.304,"opposition_distance":111.434}},"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":"06:33","sunsetLocal":"18:00","solarNoonLocal":"12:16","dayLengthHours":11.460305798757766,"dayLengthDisplay":"11 Hours 27 Mins 37 Secs","nightLengthDisplay":"12 Hours 32 Mins 23 Secs","moonriseLocal":"01:30","moonsetLocal":"13:26","rahuKala":{"name":"Rāhu Kāla","start":"15:08","end":"16:34","startHours":15.137467660553757,"endHours":16.570005885398476,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:24","end":"10:50","startHours":9.407314761174874,"endHours":10.839852986019594,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:16","end":"13:42","startHours":12.272391210864313,"endHours":13.704929435709035,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:36","startHours":9.21630966452891,"endHours":9.598319857820837,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:01","end":"07:20","startHours":7.019751053100339,"endHours":7.325359207733879,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:39","startHours":11.890381017572388,"endHours":12.65440140415624,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:01","end":"05:47","startHours":5.014197538317729,"endHours":5.778217924901581,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:35","end":"06:33","startHours":5.587212828255618,"endHours":6.5422383114854314,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:11","end":"14:57","startHours":14.182442177323942,"endHours":14.946462563907794,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.802544110243197,"endHours":18.202544110243196,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:29","startHours":18.002544110243196,"endHours":18.4800568518581,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.752544110243196,"endHours":19.502544110243196,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:39","startHours":23.890381017572388,"endHours":24.65440140415624,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:33","end":"07:58","startHours":6.5422383114854314,"endHours":7.974776536330152,"quality":"inauspicious"},{"name":"Udveg","start":"07:58","end":"09:24","startHours":7.974776536330152,"endHours":9.407314761174874,"quality":"inauspicious"},{"name":"Chala","start":"09:24","end":"10:50","startHours":9.407314761174874,"endHours":10.839852986019594,"quality":"neutral"},{"name":"Labha","start":"10:50","end":"12:16","startHours":10.839852986019594,"endHours":12.272391210864313,"quality":"auspicious"},{"name":"Amṛta","start":"12:16","end":"13:42","startHours":12.272391210864313,"endHours":13.704929435709035,"quality":"auspicious"},{"name":"Kāla","start":"13:42","end":"15:08","startHours":13.704929435709035,"endHours":15.137467660553757,"quality":"inauspicious"},{"name":"Śubha","start":"15:08","end":"16:34","startHours":15.137467660553757,"endHours":16.570005885398476,"quality":"auspicious"},{"name":"Roga","start":"16:34","end":"18:00","startHours":16.570005885398476,"endHours":18.002544110243196,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:00","end":"19:34","startHours":18.002544110243196,"endHours":19.570005885398476,"quality":"inauspicious"},{"name":"Śubha","start":"19:34","end":"21:08","startHours":19.570005885398476,"endHours":21.137467660553753,"quality":"auspicious"},{"name":"Roga","start":"21:08","end":"22:42","startHours":21.137467660553753,"endHours":22.704929435709033,"quality":"inauspicious"},{"name":"Udveg","start":"22:42","end":"00:16","startHours":22.704929435709033,"endHours":24.272391210864313,"quality":"inauspicious"},{"name":"Chala","start":"00:16","end":"01:50","startHours":24.272391210864313,"endHours":25.839852986019594,"quality":"neutral"},{"name":"Labha","start":"01:50","end":"03:24","startHours":25.839852986019594,"endHours":27.407314761174874,"quality":"auspicious"},{"name":"Amṛta","start":"03:24","end":"04:58","startHours":27.407314761174874,"endHours":28.97477653633015,"quality":"auspicious"},{"name":"Kāla","start":"04:58","end":"06:33","startHours":28.97477653633015,"endHours":30.54223831148543,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:33","end":"07:33","startHours":6.5422383114854314,"endHours":7.5422383114854314,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:33","end":"08:33","startHours":7.5422383114854314,"endHours":8.54223831148543,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:33","end":"09:33","startHours":8.54223831148543,"endHours":9.54223831148543,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:33","end":"10:33","startHours":9.54223831148543,"endHours":10.54223831148543,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:33","end":"11:33","startHours":10.54223831148543,"endHours":11.54223831148543,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:33","end":"12:33","startHours":11.54223831148543,"endHours":12.54223831148543,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:33","end":"13:33","startHours":12.54223831148543,"endHours":13.54223831148543,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:33","end":"14:33","startHours":13.54223831148543,"endHours":14.54223831148543,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:33","end":"15:33","startHours":14.54223831148543,"endHours":15.54223831148543,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:33","end":"16:33","startHours":15.54223831148543,"endHours":16.54223831148543,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:33","end":"17:33","startHours":16.54223831148543,"endHours":17.54223831148543,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:33","end":"18:33","startHours":17.54223831148543,"endHours":18.54223831148543,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:33","end":"19:33","startHours":18.54223831148543,"endHours":19.54223831148543,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:33","end":"20:33","startHours":19.54223831148543,"endHours":20.54223831148543,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:33","end":"21:33","startHours":20.54223831148543,"endHours":21.54223831148543,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:33","end":"22:33","startHours":21.54223831148543,"endHours":22.54223831148543,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:33","end":"23:33","startHours":22.54223831148543,"endHours":23.54223831148543,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:33","end":"00:33","startHours":23.54223831148543,"endHours":24.54223831148543,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:33","end":"01:33","startHours":24.54223831148543,"endHours":25.54223831148543,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:33","end":"02:33","startHours":25.54223831148543,"endHours":26.54223831148543,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:33","end":"03:33","startHours":26.54223831148543,"endHours":27.54223831148543,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:33","end":"04:33","startHours":27.54223831148543,"endHours":28.54223831148543,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:33","end":"05:33","startHours":28.54223831148543,"endHours":29.54223831148543,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:33","end":"06:33","startHours":29.54223831148543,"endHours":30.54223831148543,"planetary_lord":"Saturn"}],"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":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"North","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.388016267485252,"eotMinutes":2.787727348141232,"ayanamsa":25.7663}},"calendars":{"vikram_samvat":2193,"vikram_samvatsara":"Saumya","saka_samvat":2058,"saka_samvatsara":"Durmukhi","bengali_samvat":1543,"malayalam_era":1312,"nanakshahi_year":667,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Daśamī · Vikram 2193 Saumya · Śaka 2058 Durmukhi"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"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":[]},"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 December 18, 2136 CE · Erode, Tamil Nadu · Vidhyamitra","description":"December 18, 2136 CE for Erode, Tamil Nadu: Kṛṣṇa Daśamī, sūryodaya 06:33, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2136-12-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2136-12-18","sa":"https://sa.vidhyamitra.com/city/erode/2136-12-18","hi":"https://hi.vidhyamitra.com/city/erode/2136-12-18","x-default":"https://vidhyamitra.com/city/erode/2136-12-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-25T06:06:08.822Z","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":"2026-05-25T06:06:08.822Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-25T06:06:08.822Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}