{"id":"vidhyamitra:city-day:ayodhya:2120-01-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2120-01-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2120-01-31","date_display":"January 31, 2120 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":2120,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2495403.770833,"kali_year":5221,"ahargana":1906938.2708,"sun":{"sidereal_longitude":284.5168,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":292.5042,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":7.9874,"elapsed_within_tithi_degrees":7.9874},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":292.5042,"elapsed_within_degrees":12.5042},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.0211},"karana":{"half_tithi_index":1,"name":"Bava"},"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":2120,"month":1,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2495403.770833,"ahargana":1906938.2708,"kali_year":5221,"ayanamsa_lahiri":25.5304,"grahas":{"sun":{"sidereal_longitude":284.80478300000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":292.991983,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false,"latitude":-0.6823},"mars":{"sidereal_longitude":273.05198300000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":292.9794830000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":49.08738299999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":258.59188300000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":46.400283,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":301.2336,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":121.2336,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"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":2120,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2495403.770833,"kali_year":5221,"ahargana":1906938.2708,"sun":{"sidereal_longitude":284.5168,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":292.5042,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":7.9874,"elapsed_within_tithi_degrees":7.9874},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":292.5042,"elapsed_within_degrees":12.5042},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.0211},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.682,"elongation":7.987},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.682,"opposition_distance":172.013}},"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":"06:48","sunsetLocal":"17:42","solarNoonLocal":"12:15","dayLengthHours":10.899074888165904,"dayLengthDisplay":"10 Hours 53 Mins 57 Secs","nightLengthDisplay":"13 Hours 06 Mins 03 Secs","moonriseLocal":"07:16","moonsetLocal":"18:18","rahuKala":{"name":"Rāhu Kāla","start":"12:15","end":"13:36","startHours":12.245226475697368,"endHours":13.607610836718107,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:09","end":"09:31","startHours":8.158073392635155,"endHours":9.520457753655894,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:53","end":"12:15","startHours":10.882842114676631,"endHours":12.245226475697368,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:20","end":"09:42","startHours":9.338806505519795,"endHours":9.702109001791992,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:15","end":"07:32","startHours":7.249817151954663,"endHours":7.54045914897242,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:37","startHours":11.88192397942517,"endHours":12.608528971969566,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:21","end":"06:04","startHours":5.34247904652563,"endHours":6.069084039070024,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:53","end":"06:48","startHours":5.887432790933925,"endHours":6.795689031614417,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:04","end":"14:47","startHours":14.061738957058353,"endHours":14.788343949602746,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:30","end":"17:54","startHours":17.494763919780322,"endHours":17.89476391978032,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:42","end":"18:09","startHours":17.69476391978032,"endHours":18.14889204012057,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:27","end":"19:12","startHours":17.44476391978032,"endHours":19.19476391978032,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:37","startHours":23.88192397942517,"endHours":24.608528971969566,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:48","end":"08:09","startHours":6.795689031614417,"endHours":8.158073392635155,"quality":"auspicious"},{"name":"Amṛta","start":"08:09","end":"09:31","startHours":8.158073392635155,"endHours":9.520457753655894,"quality":"auspicious"},{"name":"Kāla","start":"09:31","end":"10:53","startHours":9.520457753655894,"endHours":10.882842114676631,"quality":"inauspicious"},{"name":"Śubha","start":"10:53","end":"12:15","startHours":10.882842114676631,"endHours":12.245226475697368,"quality":"auspicious"},{"name":"Roga","start":"12:15","end":"13:36","startHours":12.245226475697368,"endHours":13.607610836718107,"quality":"inauspicious"},{"name":"Udveg","start":"13:36","end":"14:58","startHours":13.607610836718107,"endHours":14.969995197738845,"quality":"inauspicious"},{"name":"Chala","start":"14:58","end":"16:20","startHours":14.969995197738845,"endHours":16.332379558759584,"quality":"neutral"},{"name":"Labha","start":"16:20","end":"17:42","startHours":16.332379558759584,"endHours":17.69476391978032,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:42","end":"19:20","startHours":17.69476391978032,"endHours":19.332379558759584,"quality":"inauspicious"},{"name":"Chala","start":"19:20","end":"20:58","startHours":19.332379558759584,"endHours":20.969995197738847,"quality":"neutral"},{"name":"Labha","start":"20:58","end":"22:36","startHours":20.969995197738847,"endHours":22.60761083671811,"quality":"auspicious"},{"name":"Amṛta","start":"22:36","end":"00:15","startHours":22.60761083671811,"endHours":24.24522647569737,"quality":"auspicious"},{"name":"Kāla","start":"00:15","end":"01:53","startHours":24.24522647569737,"endHours":25.88284211467663,"quality":"inauspicious"},{"name":"Śubha","start":"01:53","end":"03:31","startHours":25.88284211467663,"endHours":27.520457753655894,"quality":"auspicious"},{"name":"Roga","start":"03:31","end":"05:09","startHours":27.520457753655894,"endHours":29.158073392635153,"quality":"inauspicious"},{"name":"Udveg","start":"05:09","end":"06:48","startHours":29.158073392635153,"endHours":30.795689031614415,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:48","end":"07:48","startHours":6.795689031614417,"endHours":7.795689031614417,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:48","end":"08:48","startHours":7.795689031614417,"endHours":8.795689031614417,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:48","end":"09:48","startHours":8.795689031614417,"endHours":9.795689031614417,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:48","end":"10:48","startHours":9.795689031614417,"endHours":10.795689031614417,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:48","end":"11:48","startHours":10.795689031614417,"endHours":11.795689031614417,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:48","end":"12:48","startHours":11.795689031614417,"endHours":12.795689031614417,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:48","end":"13:48","startHours":12.795689031614417,"endHours":13.795689031614417,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:48","end":"14:48","startHours":13.795689031614417,"endHours":14.795689031614417,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:48","end":"15:48","startHours":14.795689031614417,"endHours":15.795689031614417,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:48","end":"16:48","startHours":15.795689031614417,"endHours":16.795689031614415,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:48","end":"17:48","startHours":16.795689031614415,"endHours":17.795689031614415,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:48","end":"18:48","startHours":17.795689031614415,"endHours":18.795689031614415,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:48","end":"19:48","startHours":18.795689031614415,"endHours":19.795689031614415,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:48","end":"20:48","startHours":19.795689031614415,"endHours":20.795689031614415,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:48","end":"21:48","startHours":20.795689031614415,"endHours":21.795689031614415,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:48","end":"22:48","startHours":21.795689031614415,"endHours":22.795689031614415,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:48","end":"23:48","startHours":22.795689031614415,"endHours":23.795689031614415,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:48","end":"00:48","startHours":23.795689031614415,"endHours":24.795689031614415,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:48","end":"01:48","startHours":24.795689031614415,"endHours":25.795689031614415,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:48","end":"02:48","startHours":25.795689031614415,"endHours":26.795689031614415,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:48","end":"03:48","startHours":26.795689031614415,"endHours":27.795689031614415,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:48","end":"04:48","startHours":27.795689031614415,"endHours":28.795689031614415,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:48","end":"05:48","startHours":28.795689031614415,"endHours":29.795689031614415,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:48","end":"06:48","startHours":29.795689031614415,"endHours":30.795689031614415,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"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":-17.648697496193122,"eotMinutes":-13.52958854184206,"ayanamsa":25.5304}},"calendars":{"vikram_samvat":2177,"vikram_samvatsara":"Vijaya","saka_samvat":2042,"saka_samvatsara":"Vikrama","bengali_samvat":1527,"malayalam_era":1296,"nanakshahi_year":651,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Pratipada · Vikram 2177 Vijaya · Śaka 2042 Vikrama"},"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":"magha-gupta-navratri-start","name":"Māgha Gupta Navrātri Start","name_sanskrit":"माघ गुप्त नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī (10 Mahāvidyās)","significance":"Hidden (gupta) Navrātri for advanced sādhanā of 10 Mahāvidyās.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":3}],"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 31, 2120 CE · Ayodhyā · Vidhyamitra","description":"January 31, 2120 CE for Ayodhyā: Śukla Pratipada, sūryodaya 06:48, sūryāsta 17:42.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2120-01-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2120-01-31","sa":"https://sa.vidhyamitra.com/city/ayodhya/2120-01-31","hi":"https://hi.vidhyamitra.com/city/ayodhya/2120-01-31","x-default":"https://vidhyamitra.com/city/ayodhya/2120-01-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T03:11:11.661Z","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":"2026-05-17T03:11:11.661Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T03:11:11.661Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}