{"id":"vidhyamitra:city-day:ayodhya:2106-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2106-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2106-01-17","date_display":"January 17, 2106 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":2106,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2490276.770833,"kali_year":5207,"ahargana":1901811.2708,"sun":{"sidereal_longitude":270.8025,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":55.1802,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.3778,"elapsed_within_tithi_degrees":0.3778},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.1802,"elapsed_within_degrees":1.8469},"yoga":{"number":25,"name":"Brahma","sum_longitude":325.9827},"karana":{"half_tithi_index":24,"name":"Kaulava"},"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":2106,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2490276.770833,"ahargana":1901811.2708,"kali_year":5207,"ayanamsa_lahiri":25.3343,"grahas":{"sun":{"sidereal_longitude":271.162372,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":53.14717200000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false,"latitude":-1.7056},"mars":{"sidereal_longitude":136.323672,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":279.851272,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":337.013072,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":278.11587199999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":244.24267199999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":212.8867,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":32.8867,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2106,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2490276.770833,"kali_year":5207,"ahargana":1901811.2708,"sun":{"sidereal_longitude":270.8025,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":55.1802,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.3778,"elapsed_within_tithi_degrees":0.3778},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.1802,"elapsed_within_degrees":1.8469},"yoga":{"number":25,"name":"Brahma","sum_longitude":325.9827},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.706,"elongation":144.378},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.706,"opposition_distance":35.622}},"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":"06:52","sunsetLocal":"17:31","solarNoonLocal":"12:11","dayLengthHours":10.65640831183596,"dayLengthDisplay":"10 Hours 39 Mins 23 Secs","nightLengthDisplay":"13 Hours 20 Mins 37 Secs","moonriseLocal":"14:47","moonsetLocal":"04:31","rahuKala":{"name":"Rāhu Kāla","start":"16:11","end":"17:31","startHours":16.182987929373628,"endHours":17.515038968353124,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:11","end":"13:31","startHours":12.186834812435144,"endHours":13.518885851414638,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:51","end":"16:11","startHours":14.850936890394134,"endHours":16.182987929373628,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:42","startHours":9.345125929278886,"endHours":9.700339539673418,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:35","startHours":7.302647669510328,"endHours":7.586818557825954,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:33","startHours":11.831621202040612,"endHours":12.542048422829676,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:26","end":"06:09","startHours":5.437776214939035,"endHours":6.1482034357280995,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:52","startHours":5.970596630530833,"endHours":6.858630656517163,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:40","startHours":13.962902864407804,"endHours":14.673330085196868,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.315038968353125,"endHours":17.715038968353124,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"17:58","startHours":17.515038968353124,"endHours":17.95905598134629,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.265038968353124,"endHours":19.015038968353124,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:33","startHours":23.831621202040612,"endHours":24.542048422829676,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:52","end":"08:11","startHours":6.858630656517163,"endHours":8.190681695496657,"quality":"inauspicious"},{"name":"Chala","start":"08:11","end":"09:31","startHours":8.190681695496657,"endHours":9.522732734476154,"quality":"neutral"},{"name":"Labha","start":"09:31","end":"10:51","startHours":9.522732734476154,"endHours":10.854783773455647,"quality":"auspicious"},{"name":"Amṛta","start":"10:51","end":"12:11","startHours":10.854783773455647,"endHours":12.186834812435144,"quality":"auspicious"},{"name":"Kāla","start":"12:11","end":"13:31","startHours":12.186834812435144,"endHours":13.518885851414638,"quality":"inauspicious"},{"name":"Śubha","start":"13:31","end":"14:51","startHours":13.518885851414638,"endHours":14.850936890394134,"quality":"auspicious"},{"name":"Roga","start":"14:51","end":"16:11","startHours":14.850936890394134,"endHours":16.182987929373628,"quality":"inauspicious"},{"name":"Udveg","start":"16:11","end":"17:31","startHours":16.182987929373628,"endHours":17.515038968353124,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:31","end":"19:11","startHours":17.515038968353124,"endHours":19.18298792937363,"quality":"auspicious"},{"name":"Roga","start":"19:11","end":"20:51","startHours":19.18298792937363,"endHours":20.850936890394134,"quality":"inauspicious"},{"name":"Udveg","start":"20:51","end":"22:31","startHours":20.850936890394134,"endHours":22.518885851414638,"quality":"inauspicious"},{"name":"Chala","start":"22:31","end":"00:11","startHours":22.518885851414638,"endHours":24.186834812435144,"quality":"neutral"},{"name":"Labha","start":"00:11","end":"01:51","startHours":24.186834812435144,"endHours":25.85478377345565,"quality":"auspicious"},{"name":"Amṛta","start":"01:51","end":"03:31","startHours":25.85478377345565,"endHours":27.522732734476154,"quality":"auspicious"},{"name":"Kāla","start":"03:31","end":"05:11","startHours":27.522732734476154,"endHours":29.190681695496657,"quality":"inauspicious"},{"name":"Śubha","start":"05:11","end":"06:52","startHours":29.190681695496657,"endHours":30.858630656517164,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:52","end":"07:52","startHours":6.858630656517163,"endHours":7.858630656517163,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:52","end":"08:52","startHours":7.858630656517163,"endHours":8.858630656517164,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:52","end":"09:52","startHours":8.858630656517164,"endHours":9.858630656517164,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:52","end":"10:52","startHours":9.858630656517164,"endHours":10.858630656517164,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:52","end":"11:52","startHours":10.858630656517164,"endHours":11.858630656517164,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:52","end":"12:52","startHours":11.858630656517164,"endHours":12.858630656517164,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:52","end":"13:52","startHours":12.858630656517164,"endHours":13.858630656517164,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:52","end":"14:52","startHours":13.858630656517164,"endHours":14.858630656517164,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:52","end":"15:52","startHours":14.858630656517164,"endHours":15.858630656517164,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:52","end":"16:52","startHours":15.858630656517164,"endHours":16.858630656517164,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:52","end":"17:52","startHours":16.858630656517164,"endHours":17.858630656517164,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:52","end":"18:52","startHours":17.858630656517164,"endHours":18.858630656517164,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:52","end":"19:52","startHours":18.858630656517164,"endHours":19.858630656517164,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:52","end":"20:52","startHours":19.858630656517164,"endHours":20.858630656517164,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:52","end":"21:52","startHours":20.858630656517164,"endHours":21.858630656517164,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:52","end":"22:52","startHours":21.858630656517164,"endHours":22.858630656517164,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:52","end":"23:52","startHours":22.858630656517164,"endHours":23.858630656517164,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:52","end":"00:52","startHours":23.858630656517164,"endHours":24.858630656517164,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:52","end":"01:52","startHours":24.858630656517164,"endHours":25.858630656517164,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:52","end":"02:52","startHours":25.858630656517164,"endHours":26.858630656517164,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:52","end":"03:52","startHours":26.858630656517164,"endHours":27.858630656517164,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:52","end":"04:52","startHours":27.858630656517164,"endHours":28.858630656517164,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:52","end":"05:52","startHours":28.858630656517164,"endHours":29.858630656517164,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:52","end":"06:52","startHours":29.858630656517164,"endHours":30.858630656517164,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"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":-20.85197037552238,"eotMinutes":-10.026088746108654,"ayanamsa":25.3343}},"calendars":{"vikram_samvat":2163,"vikram_samvatsara":"Pramāthi","saka_samvat":2028,"saka_samvatsara":"Akṣaya","bengali_samvat":1513,"malayalam_era":1282,"nanakshahi_year":637,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Trayodaśī · Vikram 2163 Pramāthi · Śaka 2028 Akṣaya"},"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":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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":"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 17, 2106 CE · Ayodhyā · Vidhyamitra","description":"January 17, 2106 CE for Ayodhyā: Śukla Trayodaśī, sūryodaya 06:52, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2106-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2106-01-17","sa":"https://sa.vidhyamitra.com/city/ayodhya/2106-01-17","hi":"https://hi.vidhyamitra.com/city/ayodhya/2106-01-17","x-default":"https://vidhyamitra.com/city/ayodhya/2106-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T05:57:03.217Z","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":"2026-05-17T05:57:03.217Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T05:57:03.217Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}