{"id":"vidhyamitra:city-day:ayodhya:2145-01-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2145-01-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2145-01-21","date_display":"January 21, 2145 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":2145,"month":1,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504525.770833,"kali_year":5246,"ahargana":1916060.2708,"sun":{"sidereal_longitude":274.8143,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":249.1344,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":334.32,"elapsed_within_tithi_degrees":10.32},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":249.1344,"elapsed_within_degrees":9.1344},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":163.9487},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2145,"month":1,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2504525.770833,"ahargana":1916060.2708,"kali_year":5246,"ayanamsa_lahiri":25.8793,"grahas":{"sun":{"sidereal_longitude":275.233155,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":247.69715499999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false,"latitude":4.2602},"mars":{"sidereal_longitude":343.844155,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":280.327055,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":96.847355,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":true},"venus":{"sidereal_longitude":306.9479550000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":346.484555,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":177.9061,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":357.9061,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"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":2145,"month":1,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504525.770833,"kali_year":5246,"ahargana":1916060.2708,"sun":{"sidereal_longitude":274.8143,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":249.1344,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":334.32,"elapsed_within_tithi_degrees":10.32},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":249.1344,"elapsed_within_degrees":9.1344},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":163.9487},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.26,"elongation":25.68},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.26,"opposition_distance":154.32}},"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":"17:34","solarNoonLocal":"12:12","dayLengthHours":10.728962769933387,"dayLengthDisplay":"10 Hours 43 Mins 44 Secs","nightLengthDisplay":"13 Hours 16 Mins 16 Secs","moonriseLocal":"05:10","moonsetLocal":"15:35","rahuKala":{"name":"Rāhu Kāla","start":"13:33","end":"14:53","startHours":13.548449200393875,"endHours":14.889569546635549,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:51","end":"08:11","startHours":6.842847469185509,"endHours":8.183967815427183,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:32","end":"10:52","startHours":9.525088161668856,"endHours":10.866208507910528,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:42","startHours":9.3462721155033,"endHours":9.703904207834412,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:17","end":"07:35","startHours":7.2898875845994,"endHours":7.57599325846429,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:34","startHours":11.84969676182109,"endHours":12.564960946483314,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:25","end":"06:08","startHours":5.412319099861057,"endHours":6.127583284523283,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:57","end":"06:51","startHours":5.948767238357727,"endHours":6.842847469185509,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:00","end":"14:43","startHours":13.995489315807767,"endHours":14.710753500469993,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:22","end":"17:46","startHours":17.371810239118897,"endHours":17.771810239118896,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:34","end":"18:01","startHours":17.571810239118896,"endHours":18.018850354532788,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:19","end":"19:04","startHours":17.321810239118896,"endHours":19.071810239118896,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:34","startHours":23.84969676182109,"endHours":24.564960946483314,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:51","end":"08:11","startHours":6.842847469185509,"endHours":8.183967815427183,"quality":"auspicious"},{"name":"Roga","start":"08:11","end":"09:32","startHours":8.183967815427183,"endHours":9.525088161668856,"quality":"inauspicious"},{"name":"Udveg","start":"09:32","end":"10:52","startHours":9.525088161668856,"endHours":10.866208507910528,"quality":"inauspicious"},{"name":"Chala","start":"10:52","end":"12:12","startHours":10.866208507910528,"endHours":12.207328854152202,"quality":"neutral"},{"name":"Labha","start":"12:12","end":"13:33","startHours":12.207328854152202,"endHours":13.548449200393875,"quality":"auspicious"},{"name":"Amṛta","start":"13:33","end":"14:53","startHours":13.548449200393875,"endHours":14.889569546635549,"quality":"auspicious"},{"name":"Kāla","start":"14:53","end":"16:14","startHours":14.889569546635549,"endHours":16.230689892877223,"quality":"inauspicious"},{"name":"Śubha","start":"16:14","end":"17:34","startHours":16.230689892877223,"endHours":17.571810239118896,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:34","end":"19:14","startHours":17.571810239118896,"endHours":19.230689892877223,"quality":"auspicious"},{"name":"Kāla","start":"19:14","end":"20:53","startHours":19.230689892877223,"endHours":20.88956954663555,"quality":"inauspicious"},{"name":"Śubha","start":"20:53","end":"22:33","startHours":20.88956954663555,"endHours":22.548449200393875,"quality":"auspicious"},{"name":"Roga","start":"22:33","end":"00:12","startHours":22.548449200393875,"endHours":24.207328854152202,"quality":"inauspicious"},{"name":"Udveg","start":"00:12","end":"01:52","startHours":24.207328854152202,"endHours":25.866208507910528,"quality":"inauspicious"},{"name":"Chala","start":"01:52","end":"03:32","startHours":25.866208507910528,"endHours":27.525088161668855,"quality":"neutral"},{"name":"Labha","start":"03:32","end":"05:11","startHours":27.525088161668855,"endHours":29.18396781542718,"quality":"auspicious"},{"name":"Amṛta","start":"05:11","end":"06:51","startHours":29.18396781542718,"endHours":30.842847469185507,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.842847469185509,"endHours":7.842847469185509,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.842847469185509,"endHours":8.842847469185509,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.842847469185509,"endHours":9.842847469185509,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.842847469185509,"endHours":10.842847469185509,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.842847469185509,"endHours":11.842847469185509,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.842847469185509,"endHours":12.842847469185509,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.842847469185509,"endHours":13.842847469185509,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.842847469185509,"endHours":14.842847469185509,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.842847469185509,"endHours":15.842847469185509,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.842847469185509,"endHours":16.842847469185507,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.842847469185507,"endHours":17.842847469185507,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.842847469185507,"endHours":18.842847469185507,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.842847469185507,"endHours":19.842847469185507,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.842847469185507,"endHours":20.842847469185507,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.842847469185507,"endHours":21.842847469185507,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.842847469185507,"endHours":22.842847469185507,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.842847469185507,"endHours":23.842847469185507,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.842847469185507,"endHours":24.842847469185507,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.842847469185507,"endHours":25.842847469185507,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.842847469185507,"endHours":26.842847469185507,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.842847469185507,"endHours":27.842847469185507,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.842847469185507,"endHours":28.842847469185507,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.842847469185507,"endHours":29.842847469185507,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.842847469185507,"endHours":30.842847469185507,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-19.90859181803216,"eotMinutes":-11.255731249132124,"ayanamsa":25.8793}},"calendars":{"vikram_samvat":2202,"vikram_samvatsara":"Kālayukta","saka_samvat":2067,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1552,"malayalam_era":1321,"nanakshahi_year":676,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Trayodaśī · Vikram 2202 Kālayukta · Śaka 2067 Viśvāvasu"},"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":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 21, 2145 CE · Ayodhyā · Vidhyamitra","description":"January 21, 2145 CE for Ayodhyā: Kṛṣṇa Trayodaśī, sūryodaya 06:51, sūryāsta 17:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2145-01-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2145-01-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/2145-01-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/2145-01-21","x-default":"https://vidhyamitra.com/city/ayodhya/2145-01-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T19:18:31.262Z","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":"2026-05-19T19:18:31.262Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T19:18:31.262Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}