{"id":"vidhyamitra:city-day:ayodhya:2031-02-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2031-02-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2031-02-10","date_display":"February 10, 2031 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":2031,"month":2,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462907.770833,"kali_year":5132,"ahargana":1874442.2708,"sun":{"sidereal_longitude":296.7949,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":146.9142,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":210.1193,"elapsed_within_tithi_degrees":6.1193},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":146.9142,"elapsed_within_degrees":0.2476},"yoga":{"number":7,"name":"Sukarma","sum_longitude":83.7091},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2031,"month":2,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462907.770833,"ahargana":1874442.2708,"kali_year":5132,"ayanamsa_lahiri":24.2876,"grahas":{"sun":{"sidereal_longitude":296.797369,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":146.02456899999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false,"latitude":-4.3682},"mars":{"sidereal_longitude":196.30606899999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":288.5991690000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":238.89076899999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":323.231269,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":37.62496900000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":223.028,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":43.028,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2031,"month":2,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462907.770833,"kali_year":5132,"ahargana":1874442.2708,"sun":{"sidereal_longitude":296.7949,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":146.9142,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":210.1193,"elapsed_within_tithi_degrees":6.1193},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":146.9142,"elapsed_within_degrees":0.2476},"yoga":{"number":7,"name":"Sukarma","sum_longitude":83.7091},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.368,"elongation":149.881},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.368,"opposition_distance":30.119}},"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":"06:42","sunsetLocal":"17:50","solarNoonLocal":"12:16","dayLengthHours":11.130963398504047,"dayLengthDisplay":"11 Hours 07 Mins 51 Secs","nightLengthDisplay":"12 Hours 52 Mins 09 Secs","moonriseLocal":"20:02","moonsetLocal":"08:23","rahuKala":{"name":"Rāhu Kāla","start":"08:05","end":"09:29","startHours":8.088066817086386,"endHours":9.479437241899392,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:52","end":"12:16","startHours":10.870807666712398,"endHours":12.262178091525403,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:39","end":"15:03","startHours":13.653548516338411,"endHours":15.044918941151415,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:18","end":"09:40","startHours":9.293921185257657,"endHours":9.664953298541127,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:10","end":"07:27","startHours":7.160486533877716,"endHours":7.4573122245044905,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.891145978241937,"endHours":12.633210204808872,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:13","end":"05:57","startHours":5.2125679391395074,"endHours":5.954632165706443,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:46","end":"06:42","startHours":5.76911610906471,"endHours":6.69669639227338,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:07","end":"14:52","startHours":14.117338657942746,"endHours":14.859402884509683,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:38","end":"18:02","startHours":17.62765979077743,"endHours":18.027659790777427,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:50","end":"18:17","startHours":17.827659790777428,"endHours":18.291449932381763,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:35","end":"19:20","startHours":17.577659790777428,"endHours":19.327659790777428,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.891145978241937,"endHours":24.633210204808876,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:42","end":"08:05","startHours":6.69669639227338,"endHours":8.088066817086386,"quality":"auspicious"},{"name":"Kāla","start":"08:05","end":"09:29","startHours":8.088066817086386,"endHours":9.479437241899392,"quality":"inauspicious"},{"name":"Śubha","start":"09:29","end":"10:52","startHours":9.479437241899392,"endHours":10.870807666712398,"quality":"auspicious"},{"name":"Roga","start":"10:52","end":"12:16","startHours":10.870807666712398,"endHours":12.262178091525403,"quality":"inauspicious"},{"name":"Udveg","start":"12:16","end":"13:39","startHours":12.262178091525403,"endHours":13.653548516338411,"quality":"inauspicious"},{"name":"Chala","start":"13:39","end":"15:03","startHours":13.653548516338411,"endHours":15.044918941151415,"quality":"neutral"},{"name":"Labha","start":"15:03","end":"16:26","startHours":15.044918941151415,"endHours":16.43628936596442,"quality":"auspicious"},{"name":"Amṛta","start":"16:26","end":"17:50","startHours":16.43628936596442,"endHours":17.827659790777428,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:50","end":"19:26","startHours":17.827659790777428,"endHours":19.436289365964424,"quality":"neutral"},{"name":"Labha","start":"19:26","end":"21:03","startHours":19.436289365964424,"endHours":21.044918941151415,"quality":"auspicious"},{"name":"Amṛta","start":"21:03","end":"22:39","startHours":21.044918941151415,"endHours":22.65354851633841,"quality":"auspicious"},{"name":"Kāla","start":"22:39","end":"00:16","startHours":22.65354851633841,"endHours":24.262178091525406,"quality":"inauspicious"},{"name":"Śubha","start":"00:16","end":"01:52","startHours":24.262178091525406,"endHours":25.8708076667124,"quality":"auspicious"},{"name":"Roga","start":"01:52","end":"03:29","startHours":25.8708076667124,"endHours":27.479437241899394,"quality":"inauspicious"},{"name":"Udveg","start":"03:29","end":"05:05","startHours":27.479437241899394,"endHours":29.088066817086386,"quality":"inauspicious"},{"name":"Chala","start":"05:05","end":"06:42","startHours":29.088066817086386,"endHours":30.69669639227338,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:42","end":"07:42","startHours":6.69669639227338,"endHours":7.69669639227338,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:42","end":"08:42","startHours":7.69669639227338,"endHours":8.696696392273381,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:42","end":"09:42","startHours":8.696696392273381,"endHours":9.696696392273381,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:42","end":"10:42","startHours":9.696696392273381,"endHours":10.696696392273381,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:42","end":"11:42","startHours":10.696696392273381,"endHours":11.696696392273381,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:42","end":"12:42","startHours":11.696696392273381,"endHours":12.696696392273381,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:42","end":"13:42","startHours":12.696696392273381,"endHours":13.696696392273381,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:42","end":"14:42","startHours":13.696696392273381,"endHours":14.696696392273381,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:42","end":"15:42","startHours":14.696696392273381,"endHours":15.696696392273381,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:42","end":"16:42","startHours":15.696696392273381,"endHours":16.69669639227338,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:42","end":"17:42","startHours":16.69669639227338,"endHours":17.69669639227338,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:42","end":"18:42","startHours":17.69669639227338,"endHours":18.69669639227338,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:42","end":"19:42","startHours":18.69669639227338,"endHours":19.69669639227338,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:42","end":"20:42","startHours":19.69669639227338,"endHours":20.69669639227338,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:42","end":"21:42","startHours":20.69669639227338,"endHours":21.69669639227338,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:42","end":"22:42","startHours":21.69669639227338,"endHours":22.69669639227338,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:42","end":"23:42","startHours":22.69669639227338,"endHours":23.69669639227338,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:42","end":"00:42","startHours":23.69669639227338,"endHours":24.69669639227338,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:42","end":"01:42","startHours":24.69669639227338,"endHours":25.69669639227338,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:42","end":"02:42","startHours":25.69669639227338,"endHours":26.69669639227338,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:42","end":"03:42","startHours":26.69669639227338,"endHours":27.69669639227338,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:42","end":"04:42","startHours":27.69669639227338,"endHours":28.69669639227338,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:42","end":"05:42","startHours":28.69669639227338,"endHours":29.69669639227338,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:42","end":"06:42","startHours":29.69669639227338,"endHours":30.69669639227338,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Utpāta","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":-14.46819156259461,"eotMinutes":-14.546685491524224,"ayanamsa":24.2876}},"calendars":{"vikram_samvat":2088,"vikram_samvatsara":"Raktākṣī","saka_samvat":1953,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1438,"malayalam_era":1207,"nanakshahi_year":562,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Tṛtīyā · Vikram 2088 Raktākṣī · Śaka 1953 Virodhakṛt"},"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}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 February 10, 2031 CE · Ayodhyā · Vidhyamitra","description":"February 10, 2031 CE for Ayodhyā: Kṛṣṇa Tṛtīyā, sūryodaya 06:42, sūryāsta 17:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2031-02-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2031-02-10","sa":"https://sa.vidhyamitra.com/city/ayodhya/2031-02-10","hi":"https://hi.vidhyamitra.com/city/ayodhya/2031-02-10","x-default":"https://vidhyamitra.com/city/ayodhya/2031-02-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T23:28:45.142Z","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":"2026-05-14T23:28:45.142Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T23:28:45.142Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}