{"id":"vidhyamitra:city-day:ayodhya:2037-01-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2037-01-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2037-01-13","date_display":"January 13, 2037 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":2037,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2465071.770833,"kali_year":5138,"ahargana":1876606.2708,"sun":{"sidereal_longitude":268.5987,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":229.6534,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":321.0547,"elapsed_within_tithi_degrees":9.0547},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":229.6534,"elapsed_within_degrees":2.9867},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":138.252},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2037,"month":1,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2465071.770833,"ahargana":1876606.2708,"kali_year":5138,"ayanamsa_lahiri":24.3703,"grahas":{"sun":{"sidereal_longitude":268.81518800000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":230.82018800000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false,"latitude":3.8446},"mars":{"sidereal_longitude":231.338888,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":244.574888,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":52.161587999999995,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":251.97678799999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":127.149788,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":108.3689,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":288.3689,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":2037,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2465071.770833,"kali_year":5138,"ahargana":1876606.2708,"sun":{"sidereal_longitude":268.5987,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":229.6534,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":321.0547,"elapsed_within_tithi_degrees":9.0547},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":229.6534,"elapsed_within_degrees":2.9867},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":138.252},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.845,"elongation":38.945},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.845,"opposition_distance":141.055}},"eclipse_window_40days":[{"offset_days":3,"type":"solar","occurs":true,"moon_latitude":1.49,"elongation":2.819}]},"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":"17:28","solarNoonLocal":"12:10","dayLengthHours":10.610281081328408,"dayLengthDisplay":"10 Hours 36 Mins 37 Secs","nightLengthDisplay":"13 Hours 23 Mins 23 Secs","moonriseLocal":"04:24","moonsetLocal":"14:52","rahuKala":{"name":"Rāhu Kāla","start":"14:49","end":"16:09","startHours":14.81623579518833,"endHours":16.14252093035438,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:31","end":"10:50","startHours":9.511095254524127,"endHours":10.837380389690178,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:10","end":"13:29","startHours":12.163665524856228,"endHours":13.48995066002228,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:20","end":"09:41","startHours":9.334257236501987,"endHours":9.687933272546267,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:35","startHours":7.3006200292473755,"endHours":7.5835608580828,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:31","startHours":11.809989488811947,"endHours":12.517341560900508,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:27","end":"06:09","startHours":5.4438208400149035,"endHours":6.151172912103465,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:52","startHours":5.974334894081324,"endHours":6.858524984192025,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:56","end":"14:38","startHours":13.93204570507763,"endHours":14.639397777166192,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:16","end":"17:40","startHours":17.268806065520433,"endHours":17.66880606552043,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:28","end":"17:55","startHours":17.468806065520432,"endHours":17.910901110575782,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:13","end":"18:58","startHours":17.218806065520432,"endHours":18.968806065520432,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:31","startHours":23.809989488811947,"endHours":24.51734156090051,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:52","end":"08:11","startHours":6.858524984192025,"endHours":8.184810119358076,"quality":"inauspicious"},{"name":"Udveg","start":"08:11","end":"09:31","startHours":8.184810119358076,"endHours":9.511095254524127,"quality":"inauspicious"},{"name":"Chala","start":"09:31","end":"10:50","startHours":9.511095254524127,"endHours":10.837380389690178,"quality":"neutral"},{"name":"Labha","start":"10:50","end":"12:10","startHours":10.837380389690178,"endHours":12.163665524856228,"quality":"auspicious"},{"name":"Amṛta","start":"12:10","end":"13:29","startHours":12.163665524856228,"endHours":13.48995066002228,"quality":"auspicious"},{"name":"Kāla","start":"13:29","end":"14:49","startHours":13.48995066002228,"endHours":14.81623579518833,"quality":"inauspicious"},{"name":"Śubha","start":"14:49","end":"16:09","startHours":14.81623579518833,"endHours":16.14252093035438,"quality":"auspicious"},{"name":"Roga","start":"16:09","end":"17:28","startHours":16.14252093035438,"endHours":17.468806065520432,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:28","end":"19:09","startHours":17.468806065520432,"endHours":19.142520930354383,"quality":"inauspicious"},{"name":"Śubha","start":"19:09","end":"20:49","startHours":19.142520930354383,"endHours":20.81623579518833,"quality":"auspicious"},{"name":"Roga","start":"20:49","end":"22:29","startHours":20.81623579518833,"endHours":22.48995066002228,"quality":"inauspicious"},{"name":"Udveg","start":"22:29","end":"00:10","startHours":22.48995066002228,"endHours":24.163665524856228,"quality":"inauspicious"},{"name":"Chala","start":"00:10","end":"01:50","startHours":24.163665524856228,"endHours":25.83738038969018,"quality":"neutral"},{"name":"Labha","start":"01:50","end":"03:31","startHours":25.83738038969018,"endHours":27.51109525452413,"quality":"auspicious"},{"name":"Amṛta","start":"03:31","end":"05:11","startHours":27.51109525452413,"endHours":29.184810119358076,"quality":"auspicious"},{"name":"Kāla","start":"05:11","end":"06:52","startHours":29.184810119358076,"endHours":30.858524984192023,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:52","end":"07:52","startHours":6.858524984192025,"endHours":7.858524984192025,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:52","end":"08:52","startHours":7.858524984192025,"endHours":8.858524984192025,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:52","end":"09:52","startHours":8.858524984192025,"endHours":9.858524984192025,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:52","end":"10:52","startHours":9.858524984192025,"endHours":10.858524984192025,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:52","end":"11:52","startHours":10.858524984192025,"endHours":11.858524984192025,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:52","end":"12:52","startHours":11.858524984192025,"endHours":12.858524984192025,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:52","end":"13:52","startHours":12.858524984192025,"endHours":13.858524984192025,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:52","end":"14:52","startHours":13.858524984192025,"endHours":14.858524984192025,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:52","end":"15:52","startHours":14.858524984192025,"endHours":15.858524984192025,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:52","end":"16:52","startHours":15.858524984192025,"endHours":16.858524984192023,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:52","end":"17:52","startHours":16.858524984192023,"endHours":17.858524984192023,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:52","end":"18:52","startHours":17.858524984192023,"endHours":18.858524984192023,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:52","end":"19:52","startHours":18.858524984192023,"endHours":19.858524984192023,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:52","end":"20:52","startHours":19.858524984192023,"endHours":20.858524984192023,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:52","end":"21:52","startHours":20.858524984192023,"endHours":21.858524984192023,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:52","end":"22:52","startHours":21.858524984192023,"endHours":22.858524984192023,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:52","end":"23:52","startHours":22.858524984192023,"endHours":23.858524984192023,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:52","end":"00:52","startHours":23.858524984192023,"endHours":24.858524984192023,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:52","end":"01:52","startHours":24.858524984192023,"endHours":25.858524984192023,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:52","end":"02:52","startHours":25.858524984192023,"endHours":26.858524984192023,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:52","end":"03:52","startHours":26.858524984192023,"endHours":27.858524984192023,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:52","end":"04:52","startHours":27.858524984192023,"endHours":28.858524984192023,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:52","end":"05:52","startHours":28.858524984192023,"endHours":29.858524984192023,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:52","end":"06:52","startHours":29.858524984192023,"endHours":30.858524984192023,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"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":"North","anandadiYoga":{"name":"Cara","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":-21.445105434594986,"eotMinutes":-8.635931491373626,"ayanamsa":24.3703}},"calendars":{"vikram_samvat":2094,"vikram_samvatsara":"Pramoda","saka_samvat":1959,"saka_samvatsara":"Piṅgala","bengali_samvat":1444,"malayalam_era":1213,"nanakshahi_year":568,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Dvādaśī · Vikram 2094 Pramoda · Śaka 1959 Piṅgala"},"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}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","relevance":0.5}]},"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 13, 2037 CE · Ayodhyā · Vidhyamitra","description":"January 13, 2037 CE for Ayodhyā: Kṛṣṇa Dvādaśī, sūryodaya 06:52, sūryāsta 17:28.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2037-01-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2037-01-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/2037-01-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/2037-01-13","x-default":"https://vidhyamitra.com/city/ayodhya/2037-01-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T08:10:02.750Z","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":"2026-05-15T08:10:02.750Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T08:10:02.750Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}