{"id":"vidhyamitra:city-day:erode:2090-12-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2090-12-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2090-12-15","date_display":"December 15, 2090 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":2090,"month":12,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484765.770833,"kali_year":5192,"ahargana":1896300.2708,"sun":{"sidereal_longitude":237.8015,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":159.8998,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.0983,"elapsed_within_tithi_degrees":6.0983},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":159.8998,"elapsed_within_degrees":13.2331},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":37.7012},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2090,"month":12,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484765.770833,"ahargana":1896300.2708,"kali_year":5192,"ayanamsa_lahiri":25.1236,"grahas":{"sun":{"sidereal_longitude":238.41033300000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":159.62223300000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false,"latitude":1.1646},"mars":{"sidereal_longitude":140.585533,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":217.33203300000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":243.49763299999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"venus":{"sidereal_longitude":190.28813300000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":55.929933000000005,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":144.886,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":324.886,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"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":2090,"month":12,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484765.770833,"kali_year":5192,"ahargana":1896300.2708,"sun":{"sidereal_longitude":237.8015,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":159.8998,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.0983,"elapsed_within_tithi_degrees":6.0983},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":159.8998,"elapsed_within_degrees":13.2331},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":37.7012},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.165,"elongation":77.902},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.165,"opposition_distance":102.098}},"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":"06:31","sunsetLocal":"17:59","solarNoonLocal":"12:15","dayLengthHours":11.463683096873552,"dayLengthDisplay":"11 Hours 27 Mins 49 Secs","nightLengthDisplay":"12 Hours 32 Mins 11 Secs","moonriseLocal":"00:59","moonsetLocal":"13:01","rahuKala":{"name":"Rāhu Kāla","start":"10:49","end":"12:15","startHours":10.816260695664603,"endHours":12.249221082773797,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:07","end":"16:33","startHours":15.115141856992185,"endHours":16.54810224410138,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:57","end":"09:23","startHours":7.950339921446214,"endHours":9.383300308555409,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:12","end":"09:34","startHours":9.192238923607515,"endHours":9.5743616935033,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:00","end":"07:18","startHours":6.995032996706751,"endHours":7.300731212623379,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:38","startHours":11.867098312878012,"endHours":12.631343852669582,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:59","end":"05:45","startHours":4.98888845475388,"endHours":5.75313399454545,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:34","end":"06:31","startHours":5.562072609597557,"endHours":6.51737953433702,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:55","startHours":14.159834932252721,"endHours":14.924080472044292,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.781062631210574,"endHours":18.181062631210573,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:28","startHours":17.981062631210573,"endHours":18.458716093580303,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.731062631210573,"endHours":19.481062631210573,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:38","startHours":23.867098312878014,"endHours":24.63134385266958,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:31","end":"07:57","startHours":6.51737953433702,"endHours":7.950339921446214,"quality":"neutral"},{"name":"Labha","start":"07:57","end":"09:23","startHours":7.950339921446214,"endHours":9.383300308555409,"quality":"auspicious"},{"name":"Amṛta","start":"09:23","end":"10:49","startHours":9.383300308555409,"endHours":10.816260695664603,"quality":"auspicious"},{"name":"Kāla","start":"10:49","end":"12:15","startHours":10.816260695664603,"endHours":12.249221082773797,"quality":"inauspicious"},{"name":"Śubha","start":"12:15","end":"13:41","startHours":12.249221082773797,"endHours":13.682181469882991,"quality":"auspicious"},{"name":"Roga","start":"13:41","end":"15:07","startHours":13.682181469882991,"endHours":15.115141856992185,"quality":"inauspicious"},{"name":"Udveg","start":"15:07","end":"16:33","startHours":15.115141856992185,"endHours":16.54810224410138,"quality":"inauspicious"},{"name":"Chala","start":"16:33","end":"17:59","startHours":16.54810224410138,"endHours":17.981062631210573,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:59","end":"19:33","startHours":17.981062631210573,"endHours":19.54810224410138,"quality":"inauspicious"},{"name":"Udveg","start":"19:33","end":"21:07","startHours":19.54810224410138,"endHours":21.115141856992185,"quality":"inauspicious"},{"name":"Chala","start":"21:07","end":"22:41","startHours":21.115141856992185,"endHours":22.68218146988299,"quality":"neutral"},{"name":"Labha","start":"22:41","end":"00:15","startHours":22.68218146988299,"endHours":24.249221082773797,"quality":"auspicious"},{"name":"Amṛta","start":"00:15","end":"01:49","startHours":24.249221082773797,"endHours":25.816260695664603,"quality":"auspicious"},{"name":"Kāla","start":"01:49","end":"03:23","startHours":25.816260695664603,"endHours":27.38330030855541,"quality":"inauspicious"},{"name":"Śubha","start":"03:23","end":"04:57","startHours":27.38330030855541,"endHours":28.950339921446215,"quality":"auspicious"},{"name":"Roga","start":"04:57","end":"06:31","startHours":28.950339921446215,"endHours":30.51737953433702,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:31","end":"07:31","startHours":6.51737953433702,"endHours":7.51737953433702,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:31","end":"08:31","startHours":7.51737953433702,"endHours":8.51737953433702,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:31","end":"09:31","startHours":8.51737953433702,"endHours":9.51737953433702,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:31","end":"10:31","startHours":9.51737953433702,"endHours":10.51737953433702,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:31","end":"11:31","startHours":10.51737953433702,"endHours":11.51737953433702,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:31","end":"12:31","startHours":11.51737953433702,"endHours":12.51737953433702,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:31","end":"13:31","startHours":12.51737953433702,"endHours":13.51737953433702,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:31","end":"14:31","startHours":13.51737953433702,"endHours":14.51737953433702,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:31","end":"15:31","startHours":14.51737953433702,"endHours":15.51737953433702,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:31","end":"16:31","startHours":15.51737953433702,"endHours":16.51737953433702,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:31","end":"17:31","startHours":16.51737953433702,"endHours":17.51737953433702,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:31","end":"18:31","startHours":17.51737953433702,"endHours":18.51737953433702,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:31","end":"19:31","startHours":18.51737953433702,"endHours":19.51737953433702,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:31","end":"20:31","startHours":19.51737953433702,"endHours":20.51737953433702,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:31","end":"21:31","startHours":20.51737953433702,"endHours":21.51737953433702,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:31","end":"22:31","startHours":21.51737953433702,"endHours":22.51737953433702,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:31","end":"23:31","startHours":22.51737953433702,"endHours":23.51737953433702,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:31","end":"00:31","startHours":23.51737953433702,"endHours":24.51737953433702,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:31","end":"01:31","startHours":24.51737953433702,"endHours":25.51737953433702,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:31","end":"02:31","startHours":25.51737953433702,"endHours":26.51737953433702,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:31","end":"03:31","startHours":26.51737953433702,"endHours":27.51737953433702,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:31","end":"04:31","startHours":27.51737953433702,"endHours":28.51737953433702,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:31","end":"05:31","startHours":28.51737953433702,"endHours":29.51737953433702,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:31","end":"06:31","startHours":29.51737953433702,"endHours":30.51737953433702,"planetary_lord":"Mars"}],"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","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"South-East","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.278596310234693,"eotMinutes":4.177935033572184,"ayanamsa":25.1236}},"calendars":{"vikram_samvat":2147,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":2012,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1497,"malayalam_era":1266,"nanakshahi_year":621,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Navamī · Vikram 2147 Rudhirodgāri · Śaka 2012 Sādhāraṇa"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 15, 2090 CE · Erode, Tamil Nadu · Vidhyamitra","description":"December 15, 2090 CE for Erode, Tamil Nadu: Kṛṣṇa Navamī, sūryodaya 06:31, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2090-12-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2090-12-15","sa":"https://sa.vidhyamitra.com/city/erode/2090-12-15","hi":"https://hi.vidhyamitra.com/city/erode/2090-12-15","x-default":"https://vidhyamitra.com/city/erode/2090-12-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T22:09:15.879Z","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":"2026-05-31T22:09:15.879Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T22:09:15.879Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}