{"id":"vidhyamitra:city-day:ayodhya:2181-01-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2181-01-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2181-01-19","date_display":"January 19, 2181 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":2181,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517672.770833,"kali_year":5282,"ahargana":1929207.2708,"sun":{"sidereal_longitude":272.4383,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":320.2836,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":47.8453,"elapsed_within_tithi_degrees":11.8453},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.2836,"elapsed_within_degrees":0.2836},"yoga":{"number":18,"name":"Varīyān","sum_longitude":232.7219},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"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":2181,"month":1,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2517672.770833,"ahargana":1929207.2708,"kali_year":5282,"ayanamsa_lahiri":26.3821,"grahas":{"sun":{"sidereal_longitude":272.96084300000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":321.413143,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false,"latitude":3.936},"mars":{"sidereal_longitude":45.68764299999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":248.479643,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":111.146143,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":266.37034300000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":77.76324299999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":201.3148,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":21.3148,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":2181,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517672.770833,"kali_year":5282,"ahargana":1929207.2708,"sun":{"sidereal_longitude":272.4383,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":320.2836,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":47.8453,"elapsed_within_tithi_degrees":11.8453},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.2836,"elapsed_within_degrees":0.2836},"yoga":{"number":18,"name":"Varīyān","sum_longitude":232.7219},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.936,"elongation":47.845},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.936,"opposition_distance":132.155}},"eclipse_window_40days":[]},"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:51","sunsetLocal":"17:33","solarNoonLocal":"12:12","dayLengthHours":10.700063086161016,"dayLengthDisplay":"10 Hours 42 Mins 00 Secs","nightLengthDisplay":"13 Hours 18 Mins 00 Secs","moonriseLocal":"09:33","moonsetLocal":"21:19","rahuKala":{"name":"Rāhu Kāla","start":"10:52","end":"12:12","startHours":10.859926346460213,"endHours":12.19743423223034,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:52","end":"16:13","startHours":14.872450003770593,"endHours":16.20995788954072,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:11","end":"09:31","startHours":8.184910574919957,"endHours":9.522418460690085,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:42","startHours":9.344084075920735,"endHours":9.700752845459435,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:35","startHours":7.293238651073207,"endHours":7.578573666704167,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:33","startHours":11.840765462691639,"endHours":12.55410300176904,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:25","end":"06:08","startHours":5.420727610995029,"endHours":6.134065150072431,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:57","end":"06:51","startHours":5.9557307653030795,"endHours":6.847402689149831,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:59","end":"14:42","startHours":13.98077807992384,"endHours":14.694115619001241,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:21","end":"17:45","startHours":17.347465775310848,"endHours":17.747465775310847,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:33","end":"18:00","startHours":17.547465775310847,"endHours":17.993301737234223,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:18","end":"19:03","startHours":17.297465775310847,"endHours":19.047465775310847,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:33","startHours":23.84076546269164,"endHours":24.55410300176904,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:51","end":"08:11","startHours":6.847402689149831,"endHours":8.184910574919957,"quality":"neutral"},{"name":"Labha","start":"08:11","end":"09:31","startHours":8.184910574919957,"endHours":9.522418460690085,"quality":"auspicious"},{"name":"Amṛta","start":"09:31","end":"10:52","startHours":9.522418460690085,"endHours":10.859926346460213,"quality":"auspicious"},{"name":"Kāla","start":"10:52","end":"12:12","startHours":10.859926346460213,"endHours":12.19743423223034,"quality":"inauspicious"},{"name":"Śubha","start":"12:12","end":"13:32","startHours":12.19743423223034,"endHours":13.534942118000465,"quality":"auspicious"},{"name":"Roga","start":"13:32","end":"14:52","startHours":13.534942118000465,"endHours":14.872450003770593,"quality":"inauspicious"},{"name":"Udveg","start":"14:52","end":"16:13","startHours":14.872450003770593,"endHours":16.20995788954072,"quality":"inauspicious"},{"name":"Chala","start":"16:13","end":"17:33","startHours":16.20995788954072,"endHours":17.547465775310847,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:33","end":"19:13","startHours":17.547465775310847,"endHours":19.20995788954072,"quality":"inauspicious"},{"name":"Udveg","start":"19:13","end":"20:52","startHours":19.20995788954072,"endHours":20.872450003770595,"quality":"inauspicious"},{"name":"Chala","start":"20:52","end":"22:32","startHours":20.872450003770595,"endHours":22.534942118000465,"quality":"neutral"},{"name":"Labha","start":"22:32","end":"00:12","startHours":22.534942118000465,"endHours":24.19743423223034,"quality":"auspicious"},{"name":"Amṛta","start":"00:12","end":"01:52","startHours":24.19743423223034,"endHours":25.859926346460213,"quality":"auspicious"},{"name":"Kāla","start":"01:52","end":"03:31","startHours":25.859926346460213,"endHours":27.522418460690083,"quality":"inauspicious"},{"name":"Śubha","start":"03:31","end":"05:11","startHours":27.522418460690083,"endHours":29.184910574919957,"quality":"auspicious"},{"name":"Roga","start":"05:11","end":"06:51","startHours":29.184910574919957,"endHours":30.84740268914983,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.847402689149831,"endHours":7.847402689149831,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.847402689149831,"endHours":8.847402689149831,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.847402689149831,"endHours":9.847402689149831,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.847402689149831,"endHours":10.847402689149831,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.847402689149831,"endHours":11.847402689149831,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.847402689149831,"endHours":12.847402689149831,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.847402689149831,"endHours":13.847402689149831,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.847402689149831,"endHours":14.847402689149831,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.847402689149831,"endHours":15.847402689149831,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.847402689149831,"endHours":16.84740268914983,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.84740268914983,"endHours":17.84740268914983,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.84740268914983,"endHours":18.84740268914983,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.84740268914983,"endHours":19.84740268914983,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.84740268914983,"endHours":20.84740268914983,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.84740268914983,"endHours":21.84740268914983,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.84740268914983,"endHours":22.84740268914983,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.84740268914983,"endHours":23.84740268914983,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.84740268914983,"endHours":24.84740268914983,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.84740268914983,"endHours":25.84740268914983,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.84740268914983,"endHours":26.84740268914983,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.84740268914983,"endHours":27.84740268914983,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.84740268914983,"endHours":28.84740268914983,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.84740268914983,"endHours":29.84740268914983,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.84740268914983,"endHours":30.84740268914983,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-20.28586588240459,"eotMinutes":-10.662053933820344,"ayanamsa":26.3821}},"calendars":{"vikram_samvat":2238,"vikram_samvatsara":"Jaya","saka_samvat":2103,"saka_samvatsara":"Vṛṣa","bengali_samvat":1588,"malayalam_era":1357,"nanakshahi_year":712,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Caturthī · Vikram 2238 Jaya · Śaka 2103 Vṛṣa"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2},{"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":"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":"ayodhya"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 19, 2181 CE · Ayodhyā · Vidhyamitra","description":"January 19, 2181 CE for Ayodhyā: Śukla Caturthī, sūryodaya 06:51, sūryāsta 17:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2181-01-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2181-01-19","sa":"https://sa.vidhyamitra.com/city/ayodhya/2181-01-19","hi":"https://hi.vidhyamitra.com/city/ayodhya/2181-01-19","x-default":"https://vidhyamitra.com/city/ayodhya/2181-01-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T09:21:15.169Z","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":"2026-05-21T09:21:15.170Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T09:21:15.170Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}