{"id":"vidhyamitra:city-day:ayodhya:2156-12-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2156-12-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2156-12-16","date_display":"December 16, 2156 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":2156,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508872.770833,"kali_year":5258,"ahargana":1920407.2708,"sun":{"sidereal_longitude":237.7215,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":278.0286,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":40.3071,"elapsed_within_tithi_degrees":4.3071},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":278.0286,"elapsed_within_degrees":11.3619},"yoga":{"number":12,"name":"Dhruva","sum_longitude":155.7501},"karana":{"half_tithi_index":6,"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":2156,"month":12,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2508872.770833,"ahargana":1920407.2708,"kali_year":5258,"ayanamsa_lahiri":26.0456,"grahas":{"sun":{"sidereal_longitude":238.488568,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":280.176968,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false,"latitude":-2.2178},"mars":{"sidereal_longitude":164.92726800000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":215.11066800000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":104.54936799999996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"venus":{"sidereal_longitude":222.24326799999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":155.439168,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":307.5811,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":127.5811,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":2156,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508872.770833,"kali_year":5258,"ahargana":1920407.2708,"sun":{"sidereal_longitude":237.7215,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":278.0286,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":40.3071,"elapsed_within_tithi_degrees":4.3071},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":278.0286,"elapsed_within_degrees":11.3619},"yoga":{"number":12,"name":"Dhruva","sum_longitude":155.7501},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.218,"elongation":40.307},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.218,"opposition_distance":139.693}},"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":"06:44","sunsetLocal":"17:11","solarNoonLocal":"11:57","dayLengthHours":10.461375023443281,"dayLengthDisplay":"10 Hours 27 Mins 41 Secs","nightLengthDisplay":"13 Hours 32 Mins 19 Secs","moonriseLocal":"09:21","moonsetLocal":"20:08","rahuKala":{"name":"Rāhu Kāla","start":"13:16","end":"14:34","startHours":13.265456597477534,"endHours":14.573128475407945,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:44","end":"08:02","startHours":6.727097207825484,"endHours":8.034769085755894,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:21","end":"10:39","startHours":9.342440963686304,"endHours":10.650112841616714,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:31","startHours":9.168084713295583,"endHours":9.516797214077025,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:10","end":"07:27","startHours":7.162987833802287,"endHours":7.441957834427441,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:18","startHours":11.609072218765682,"endHours":12.306497220328566,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:20","end":"06:02","startHours":5.332247204699713,"endHours":6.029672206262598,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:51","end":"06:44","startHours":5.855315955871877,"endHours":6.727097207825484,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:42","end":"14:24","startHours":13.701347223454338,"endHours":14.398772225017224,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:59","end":"17:23","startHours":16.988472231268766,"endHours":17.388472231268764,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:11","end":"17:37","startHours":17.188472231268765,"endHours":17.62436285724557,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:56","end":"18:41","startHours":16.938472231268765,"endHours":18.688472231268765,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:18","startHours":23.609072218765682,"endHours":24.306497220328566,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:44","end":"08:02","startHours":6.727097207825484,"endHours":8.034769085755894,"quality":"auspicious"},{"name":"Roga","start":"08:02","end":"09:21","startHours":8.034769085755894,"endHours":9.342440963686304,"quality":"inauspicious"},{"name":"Udveg","start":"09:21","end":"10:39","startHours":9.342440963686304,"endHours":10.650112841616714,"quality":"inauspicious"},{"name":"Chala","start":"10:39","end":"11:57","startHours":10.650112841616714,"endHours":11.957784719547124,"quality":"neutral"},{"name":"Labha","start":"11:57","end":"13:16","startHours":11.957784719547124,"endHours":13.265456597477534,"quality":"auspicious"},{"name":"Amṛta","start":"13:16","end":"14:34","startHours":13.265456597477534,"endHours":14.573128475407945,"quality":"auspicious"},{"name":"Kāla","start":"14:34","end":"15:53","startHours":14.573128475407945,"endHours":15.880800353338355,"quality":"inauspicious"},{"name":"Śubha","start":"15:53","end":"17:11","startHours":15.880800353338355,"endHours":17.188472231268765,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:11","end":"18:53","startHours":17.188472231268765,"endHours":18.880800353338355,"quality":"auspicious"},{"name":"Kāla","start":"18:53","end":"20:34","startHours":18.880800353338355,"endHours":20.573128475407945,"quality":"inauspicious"},{"name":"Śubha","start":"20:34","end":"22:16","startHours":20.573128475407945,"endHours":22.265456597477534,"quality":"auspicious"},{"name":"Roga","start":"22:16","end":"23:57","startHours":22.265456597477534,"endHours":23.957784719547124,"quality":"inauspicious"},{"name":"Udveg","start":"23:57","end":"01:39","startHours":23.957784719547124,"endHours":25.650112841616714,"quality":"inauspicious"},{"name":"Chala","start":"01:39","end":"03:21","startHours":25.650112841616714,"endHours":27.342440963686304,"quality":"neutral"},{"name":"Labha","start":"03:21","end":"05:02","startHours":27.342440963686304,"endHours":29.034769085755894,"quality":"auspicious"},{"name":"Amṛta","start":"05:02","end":"06:44","startHours":29.034769085755894,"endHours":30.727097207825484,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:44","end":"07:44","startHours":6.727097207825484,"endHours":7.727097207825484,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:44","end":"08:44","startHours":7.727097207825484,"endHours":8.727097207825484,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:44","end":"09:44","startHours":8.727097207825484,"endHours":9.727097207825484,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:44","end":"10:44","startHours":9.727097207825484,"endHours":10.727097207825484,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:44","end":"11:44","startHours":10.727097207825484,"endHours":11.727097207825484,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:44","end":"12:44","startHours":11.727097207825484,"endHours":12.727097207825484,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:44","end":"13:44","startHours":12.727097207825484,"endHours":13.727097207825484,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:44","end":"14:44","startHours":13.727097207825484,"endHours":14.727097207825484,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:44","end":"15:44","startHours":14.727097207825484,"endHours":15.727097207825484,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:44","end":"16:44","startHours":15.727097207825484,"endHours":16.727097207825484,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:44","end":"17:44","startHours":16.727097207825484,"endHours":17.727097207825484,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:44","end":"18:44","startHours":17.727097207825484,"endHours":18.727097207825484,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:44","end":"19:44","startHours":18.727097207825484,"endHours":19.727097207825484,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:44","end":"20:44","startHours":19.727097207825484,"endHours":20.727097207825484,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:44","end":"21:44","startHours":20.727097207825484,"endHours":21.727097207825484,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:44","end":"22:44","startHours":21.727097207825484,"endHours":22.727097207825484,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:44","end":"23:44","startHours":22.727097207825484,"endHours":23.727097207825484,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:44","end":"00:44","startHours":23.727097207825484,"endHours":24.727097207825484,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:44","end":"01:44","startHours":24.727097207825484,"endHours":25.727097207825484,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:44","end":"02:44","startHours":25.727097207825484,"endHours":26.727097207825484,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:44","end":"03:44","startHours":26.727097207825484,"endHours":27.727097207825484,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:44","end":"04:44","startHours":27.727097207825484,"endHours":28.727097207825484,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:44","end":"05:44","startHours":28.727097207825484,"endHours":29.727097207825484,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:44","end":"06:44","startHours":29.727097207825484,"endHours":30.727097207825484,"planetary_lord":"Moon"}],"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":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.32361670142988,"eotMinutes":3.716916827172506,"ayanamsa":26.0456}},"calendars":{"vikram_samvat":2213,"vikram_samvatsara":"Śukla","saka_samvat":2078,"saka_samvatsara":"Nala","bengali_samvat":1563,"malayalam_era":1332,"nanakshahi_year":687,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Caturthī · Vikram 2213 Śukla · Śaka 2078 Nala"},"festivals":[{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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 December 16, 2156 CE · Ayodhyā · Vidhyamitra","description":"December 16, 2156 CE for Ayodhyā: Śukla Caturthī, sūryodaya 06:44, sūryāsta 17:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2156-12-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2156-12-16","sa":"https://sa.vidhyamitra.com/city/ayodhya/2156-12-16","hi":"https://hi.vidhyamitra.com/city/ayodhya/2156-12-16","x-default":"https://vidhyamitra.com/city/ayodhya/2156-12-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T15:05:28.749Z","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":"2026-05-19T15:05:28.749Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T15:05:28.749Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}