{"id":"vidhyamitra:city-day:ayodhya:2121-01-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2121-01-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2121-01-15","date_display":"January 15, 2121 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":2121,"month":1,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2495753.770833,"kali_year":5222,"ahargana":1907288.2708,"sun":{"sidereal_longitude":268.8703,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":216.1598,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":307.2895,"elapsed_within_tithi_degrees":7.2895},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":216.1598,"elapsed_within_degrees":2.8265},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":125.0301},"karana":{"half_tithi_index":51,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2121,"month":1,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2495753.770833,"ahargana":1907288.2708,"kali_year":5222,"ayanamsa_lahiri":25.5438,"grahas":{"sun":{"sidereal_longitude":269.28121,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":214.85811,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false,"latitude":-4.127},"mars":{"sidereal_longitude":121.77031,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":275.80191,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":87.55570999999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":true},"venus":{"sidereal_longitude":309.38471000000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":61.92291,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":282.6889,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":102.6889,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2121,"month":1,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2495753.770833,"kali_year":5222,"ahargana":1907288.2708,"sun":{"sidereal_longitude":268.8703,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":216.1598,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":307.2895,"elapsed_within_tithi_degrees":7.2895},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":216.1598,"elapsed_within_degrees":2.8265},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":125.0301},"karana":{"half_tithi_index":51,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.127,"elongation":52.711},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.127,"opposition_distance":127.289}},"eclipse_window_40days":[{"offset_days":4,"type":"solar","occurs":true,"moon_latitude":-0.923,"elongation":2.346}]},"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":"17:30","solarNoonLocal":"12:11","dayLengthHours":10.632474674536864,"dayLengthDisplay":"10 Hours 37 Mins 57 Secs","nightLengthDisplay":"13 Hours 22 Mins 03 Secs","moonriseLocal":"03:13","moonsetLocal":"13:53","rahuKala":{"name":"Rāhu Kāla","start":"12:11","end":"13:30","startHours":12.175565824102222,"endHours":13.50462515841933,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:11","end":"09:31","startHours":8.188387821150899,"endHours":9.517447155468007,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:51","end":"12:11","startHours":10.846506489785114,"endHours":12.175565824102222,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:20","end":"09:42","startHours":9.340239244225724,"endHours":9.694655066710288,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:35","startHours":7.302348264939494,"endHours":7.585880922927143,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:32","startHours":11.82115000161766,"endHours":12.529981646586783,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:26","end":"06:09","startHours":5.441665196895542,"endHours":6.150496841864666,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:52","startHours":5.9732889306223855,"endHours":6.859328486833791,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:39","startHours":13.947644936525034,"endHours":14.656476581494157,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:18","end":"17:42","startHours":17.291803161370655,"endHours":17.691803161370654,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:30","end":"17:56","startHours":17.491803161370655,"endHours":17.93482293947636,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:15","end":"19:00","startHours":17.241803161370655,"endHours":18.991803161370655,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:32","startHours":23.82115000161766,"endHours":24.529981646586783,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:52","end":"08:11","startHours":6.859328486833791,"endHours":8.188387821150899,"quality":"auspicious"},{"name":"Amṛta","start":"08:11","end":"09:31","startHours":8.188387821150899,"endHours":9.517447155468007,"quality":"auspicious"},{"name":"Kāla","start":"09:31","end":"10:51","startHours":9.517447155468007,"endHours":10.846506489785114,"quality":"inauspicious"},{"name":"Śubha","start":"10:51","end":"12:11","startHours":10.846506489785114,"endHours":12.175565824102222,"quality":"auspicious"},{"name":"Roga","start":"12:11","end":"13:30","startHours":12.175565824102222,"endHours":13.50462515841933,"quality":"inauspicious"},{"name":"Udveg","start":"13:30","end":"14:50","startHours":13.50462515841933,"endHours":14.833684492736438,"quality":"inauspicious"},{"name":"Chala","start":"14:50","end":"16:10","startHours":14.833684492736438,"endHours":16.162743827053546,"quality":"neutral"},{"name":"Labha","start":"16:10","end":"17:30","startHours":16.162743827053546,"endHours":17.491803161370655,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:30","end":"19:10","startHours":17.491803161370655,"endHours":19.162743827053546,"quality":"inauspicious"},{"name":"Chala","start":"19:10","end":"20:50","startHours":19.162743827053546,"endHours":20.833684492736438,"quality":"neutral"},{"name":"Labha","start":"20:50","end":"22:30","startHours":20.833684492736438,"endHours":22.50462515841933,"quality":"auspicious"},{"name":"Amṛta","start":"22:30","end":"00:11","startHours":22.50462515841933,"endHours":24.17556582410222,"quality":"auspicious"},{"name":"Kāla","start":"00:11","end":"01:51","startHours":24.17556582410222,"endHours":25.846506489785114,"quality":"inauspicious"},{"name":"Śubha","start":"01:51","end":"03:31","startHours":25.846506489785114,"endHours":27.517447155468005,"quality":"auspicious"},{"name":"Roga","start":"03:31","end":"05:11","startHours":27.517447155468005,"endHours":29.188387821150897,"quality":"inauspicious"},{"name":"Udveg","start":"05:11","end":"06:52","startHours":29.188387821150897,"endHours":30.85932848683379,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:52","end":"07:52","startHours":6.859328486833791,"endHours":7.859328486833791,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:52","end":"08:52","startHours":7.859328486833791,"endHours":8.85932848683379,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:52","end":"09:52","startHours":8.85932848683379,"endHours":9.85932848683379,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:52","end":"10:52","startHours":9.85932848683379,"endHours":10.85932848683379,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:52","end":"11:52","startHours":10.85932848683379,"endHours":11.85932848683379,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:52","end":"12:52","startHours":11.85932848683379,"endHours":12.85932848683379,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:52","end":"13:52","startHours":12.85932848683379,"endHours":13.85932848683379,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:52","end":"14:52","startHours":13.85932848683379,"endHours":14.85932848683379,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:52","end":"15:52","startHours":14.85932848683379,"endHours":15.85932848683379,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:52","end":"16:52","startHours":15.85932848683379,"endHours":16.85932848683379,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:52","end":"17:52","startHours":16.85932848683379,"endHours":17.85932848683379,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:52","end":"18:52","startHours":17.85932848683379,"endHours":18.85932848683379,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:52","end":"19:52","startHours":18.85932848683379,"endHours":19.85932848683379,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:52","end":"20:52","startHours":19.85932848683379,"endHours":20.85932848683379,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:52","end":"21:52","startHours":20.85932848683379,"endHours":21.85932848683379,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:52","end":"22:52","startHours":21.85932848683379,"endHours":22.85932848683379,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:52","end":"23:52","startHours":22.85932848683379,"endHours":23.85932848683379,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:52","end":"00:52","startHours":23.85932848683379,"endHours":24.85932848683379,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:52","end":"01:52","startHours":24.85932848683379,"endHours":25.85932848683379,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:52","end":"02:52","startHours":25.85932848683379,"endHours":26.85932848683379,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:52","end":"03:52","startHours":26.85932848683379,"endHours":27.85932848683379,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:52","end":"04:52","startHours":27.85932848683379,"endHours":28.85932848683379,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:52","end":"05:52","startHours":28.85932848683379,"endHours":29.85932848683379,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:52","end":"06:52","startHours":29.85932848683379,"endHours":30.85932848683379,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"South-West","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-21.160375806511638,"eotMinutes":-9.349949446133257,"ayanamsa":25.5438}},"calendars":{"vikram_samvat":2178,"vikram_samvatsara":"Jaya","saka_samvat":2043,"saka_samvatsara":"Vṛṣa","bengali_samvat":1528,"malayalam_era":1297,"nanakshahi_year":652,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Ekādaśī · Vikram 2178 Jaya · Śaka 2043 Vṛṣa"},"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":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5},{"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}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 15, 2121 CE · Ayodhyā · Vidhyamitra","description":"January 15, 2121 CE for Ayodhyā: Kṛṣṇa Ekādaśī, sūryodaya 06:52, sūryāsta 17:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2121-01-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2121-01-15","sa":"https://sa.vidhyamitra.com/city/ayodhya/2121-01-15","hi":"https://hi.vidhyamitra.com/city/ayodhya/2121-01-15","x-default":"https://vidhyamitra.com/city/ayodhya/2121-01-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T12:57:43.540Z","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":"2026-05-16T12:57:43.540Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T12:57:43.540Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}