{"id":"vidhyamitra:city-day:bareilly:2107-12-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/bareilly/2107-12-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2107-12-18","date_display":"December 18, 2107 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":2107,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2490976.770833,"kali_year":5209,"ahargana":1902511.2708,"sun":{"sidereal_longitude":239.444,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":283.2688,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":43.8248,"elapsed_within_tithi_degrees":7.8248},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":283.2688,"elapsed_within_degrees":3.2688},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":162.7128},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2107,"month":12,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2490976.770833,"ahargana":1902511.2708,"kali_year":5209,"ayanamsa_lahiri":25.3611,"grahas":{"sun":{"sidereal_longitude":240.08012699999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":281.25732700000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false,"latitude":4.292},"mars":{"sidereal_longitude":152.65742699999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":253.69522700000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":48.38602700000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":275.6591269999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":260.846327,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":175.7973,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":355.7973,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":2107,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2490976.770833,"kali_year":5209,"ahargana":1902511.2708,"sun":{"sidereal_longitude":239.444,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":283.2688,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":43.8248,"elapsed_within_tithi_degrees":7.8248},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":283.2688,"elapsed_within_degrees":3.2688},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":162.7128},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.292,"elongation":43.825},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.292,"opposition_distance":136.175}},"eclipse_window_40days":[]},"city":{"slug":"bareilly","name":"Bareilly, Uttar Pradesh","lat":28.367,"lon":79.4304,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"bareilly","name":"Bareilly, Uttar Pradesh","lat":28.367,"lon":79.4304,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"06:59","sunsetLocal":"17:20","solarNoonLocal":"12:09","dayLengthHours":10.343097596245336,"dayLengthDisplay":"10 Hours 20 Mins 35 Secs","nightLengthDisplay":"13 Hours 39 Mins 25 Secs","moonriseLocal":"09:33","moonsetLocal":"20:15","rahuKala":{"name":"Rāhu Kāla","start":"16:02","end":"17:20","startHours":16.036839476122978,"endHours":17.329726675653646,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:09","end":"13:27","startHours":12.158177877530978,"endHours":13.451065077061646,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:45","end":"16:02","startHours":14.743952276592314,"endHours":16.036839476122978,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:24","end":"09:45","startHours":9.400018518532223,"endHours":9.744788438407067,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:25","end":"07:42","startHours":7.4175914792518665,"endHours":7.693407415151742,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:30","startHours":11.813407957656134,"endHours":12.502947797405822,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:36","end":"06:18","startHours":5.607549399908933,"endHours":6.2970892396586216,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:07","end":"06:59","startHours":6.1247042797211995,"endHours":6.986629079408311,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:53","end":"14:34","startHours":13.8820274769052,"endHours":14.571567316654889,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:08","end":"17:32","startHours":17.129726675653647,"endHours":17.529726675653645,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:20","end":"17:46","startHours":17.329726675653646,"endHours":17.7606890754972,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:05","end":"18:50","startHours":17.079726675653646,"endHours":18.829726675653646,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:30","startHours":23.813407957656132,"endHours":24.502947797405824,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:59","end":"08:17","startHours":6.986629079408311,"endHours":8.279516278938978,"quality":"inauspicious"},{"name":"Chala","start":"08:17","end":"09:34","startHours":8.279516278938978,"endHours":9.572403478469646,"quality":"neutral"},{"name":"Labha","start":"09:34","end":"10:52","startHours":9.572403478469646,"endHours":10.865290678000312,"quality":"auspicious"},{"name":"Amṛta","start":"10:52","end":"12:09","startHours":10.865290678000312,"endHours":12.158177877530978,"quality":"auspicious"},{"name":"Kāla","start":"12:09","end":"13:27","startHours":12.158177877530978,"endHours":13.451065077061646,"quality":"inauspicious"},{"name":"Śubha","start":"13:27","end":"14:45","startHours":13.451065077061646,"endHours":14.743952276592314,"quality":"auspicious"},{"name":"Roga","start":"14:45","end":"16:02","startHours":14.743952276592314,"endHours":16.036839476122978,"quality":"inauspicious"},{"name":"Udveg","start":"16:02","end":"17:20","startHours":16.036839476122978,"endHours":17.329726675653646,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:20","end":"19:02","startHours":17.329726675653646,"endHours":19.036839476122978,"quality":"auspicious"},{"name":"Roga","start":"19:02","end":"20:45","startHours":19.036839476122978,"endHours":20.74395227659231,"quality":"inauspicious"},{"name":"Udveg","start":"20:45","end":"22:27","startHours":20.74395227659231,"endHours":22.451065077061646,"quality":"inauspicious"},{"name":"Chala","start":"22:27","end":"00:09","startHours":22.451065077061646,"endHours":24.158177877530978,"quality":"neutral"},{"name":"Labha","start":"00:09","end":"01:52","startHours":24.158177877530978,"endHours":25.86529067800031,"quality":"auspicious"},{"name":"Amṛta","start":"01:52","end":"03:34","startHours":25.86529067800031,"endHours":27.572403478469646,"quality":"auspicious"},{"name":"Kāla","start":"03:34","end":"05:17","startHours":27.572403478469646,"endHours":29.279516278938978,"quality":"inauspicious"},{"name":"Śubha","start":"05:17","end":"06:59","startHours":29.279516278938978,"endHours":30.98662907940831,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:59","end":"07:59","startHours":6.986629079408311,"endHours":7.986629079408311,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:59","end":"08:59","startHours":7.986629079408311,"endHours":8.98662907940831,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:59","end":"09:59","startHours":8.98662907940831,"endHours":9.98662907940831,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:59","end":"10:59","startHours":9.98662907940831,"endHours":10.98662907940831,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:59","end":"11:59","startHours":10.98662907940831,"endHours":11.98662907940831,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:59","end":"12:59","startHours":11.98662907940831,"endHours":12.98662907940831,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:59","end":"13:59","startHours":12.98662907940831,"endHours":13.98662907940831,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:59","end":"14:59","startHours":13.98662907940831,"endHours":14.98662907940831,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:59","end":"15:59","startHours":14.98662907940831,"endHours":15.98662907940831,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:59","end":"16:59","startHours":15.98662907940831,"endHours":16.98662907940831,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:59","end":"17:59","startHours":16.98662907940831,"endHours":17.98662907940831,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:59","end":"18:59","startHours":17.98662907940831,"endHours":18.98662907940831,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:59","end":"19:59","startHours":18.98662907940831,"endHours":19.98662907940831,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:59","end":"20:59","startHours":19.98662907940831,"endHours":20.98662907940831,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:59","end":"21:59","startHours":20.98662907940831,"endHours":21.98662907940831,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:59","end":"22:59","startHours":21.98662907940831,"endHours":22.98662907940831,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:59","end":"23:59","startHours":22.98662907940831,"endHours":23.98662907940831,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:59","end":"00:59","startHours":23.98662907940831,"endHours":24.98662907940831,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:59","end":"01:59","startHours":24.98662907940831,"endHours":25.98662907940831,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:59","end":"02:59","startHours":25.98662907940831,"endHours":26.98662907940831,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:59","end":"03:59","startHours":26.98662907940831,"endHours":27.98662907940831,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:59","end":"04:59","startHours":27.98662907940831,"endHours":28.98662907940831,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:59","end":"05:59","startHours":28.98662907940831,"endHours":29.98662907940831,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:59","end":"06:59","startHours":29.98662907940831,"endHours":30.98662907940831,"planetary_lord":"Jupiter"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"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":-23.35794577279377,"eotMinutes":2.787727348141232,"ayanamsa":25.3611}},"calendars":{"vikram_samvat":2164,"vikram_samvatsara":"Vikrama","saka_samvat":2029,"saka_samvatsara":"Prabhava","bengali_samvat":1514,"malayalam_era":1283,"nanakshahi_year":638,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Caturthī · Vikram 2164 Vikrama · Śaka 2029 Prabhava"},"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},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"bareilly"},"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, 2107 CE · Bareilly, Uttar Pradesh · Vidhyamitra","description":"December 18, 2107 CE for Bareilly, Uttar Pradesh: Śukla Caturthī, sūryodaya 06:59, sūryāsta 17:20.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/bareilly/2107-12-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/bareilly/2107-12-18","sa":"https://sa.vidhyamitra.com/city/bareilly/2107-12-18","hi":"https://hi.vidhyamitra.com/city/bareilly/2107-12-18","x-default":"https://vidhyamitra.com/city/bareilly/2107-12-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T18:53:30.268Z","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":"2026-05-22T18:53:30.268Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T18:53:30.268Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}