{"id":"vidhyamitra:city-day:ayodhya:2108-12-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2108-12-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2108-12-16","date_display":"December 16, 2108 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":2108,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2491340.770833,"kali_year":5210,"ahargana":1902875.2708,"sun":{"sidereal_longitude":238.1527,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":29.9075,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":151.7548,"elapsed_within_tithi_degrees":7.7548},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.9075,"elapsed_within_degrees":3.2408},"yoga":{"number":21,"name":"Siddha","sum_longitude":268.0601},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2108,"month":12,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2491340.770833,"ahargana":1902875.2708,"kali_year":5210,"ayanamsa_lahiri":25.375,"grahas":{"sun":{"sidereal_longitude":238.80211899999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":31.40101900000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false,"latitude":-3.6112},"mars":{"sidereal_longitude":276.229019,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":257.85151900000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":86.49881900000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":true},"venus":{"sidereal_longitude":219.569619,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":270.9283190000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":156.5109,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":336.5109,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2108,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2491340.770833,"kali_year":5210,"ahargana":1902875.2708,"sun":{"sidereal_longitude":238.1527,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":29.9075,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":151.7548,"elapsed_within_tithi_degrees":7.7548},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.9075,"elapsed_within_degrees":3.2408},"yoga":{"number":21,"name":"Siddha","sum_longitude":268.0601},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.611,"elongation":151.755},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.611,"opposition_distance":28.245}},"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":10.462598834375257,"dayLengthDisplay":"10 Hours 27 Mins 45 Secs","nightLengthDisplay":"13 Hours 32 Mins 15 Secs","moonriseLocal":"15:24","moonsetLocal":"04:52","rahuKala":{"name":"Rāhu Kāla","start":"15:53","end":"17:11","startHours":15.881259282437846,"endHours":17.189084136734753,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:57","end":"13:16","startHours":11.957784719547124,"endHours":13.265609573844031,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:34","end":"15:53","startHours":14.573434428140938,"endHours":15.881259282437846,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:31","startHours":9.167758363713723,"endHours":9.516511658192897,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:10","end":"07:26","startHours":7.162426920458465,"endHours":7.441429556041805,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:18","startHours":11.609031425067949,"endHours":12.3065380140263,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:20","end":"06:02","startHours":5.331472124442795,"endHours":6.028978713401146,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:51","end":"06:44","startHours":5.854602066161558,"endHours":6.726485302359496,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:42","end":"14:24","startHours":13.701551191943,"endHours":14.399057780901352,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:59","end":"17:23","startHours":16.989084136734753,"endHours":17.389084136734752,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:11","end":"17:38","startHours":17.189084136734753,"endHours":17.62502575483372,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:56","end":"18:41","startHours":16.939084136734753,"endHours":18.689084136734753,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:18","startHours":23.60903142506795,"endHours":24.306538014026298,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:44","end":"08:02","startHours":6.726485302359496,"endHours":8.034310156656403,"quality":"inauspicious"},{"name":"Chala","start":"08:02","end":"09:21","startHours":8.034310156656403,"endHours":9.34213501095331,"quality":"neutral"},{"name":"Labha","start":"09:21","end":"10:39","startHours":9.34213501095331,"endHours":10.649959865250217,"quality":"auspicious"},{"name":"Amṛta","start":"10:39","end":"11:57","startHours":10.649959865250217,"endHours":11.957784719547124,"quality":"auspicious"},{"name":"Kāla","start":"11:57","end":"13:16","startHours":11.957784719547124,"endHours":13.265609573844031,"quality":"inauspicious"},{"name":"Śubha","start":"13:16","end":"14:34","startHours":13.265609573844031,"endHours":14.573434428140938,"quality":"auspicious"},{"name":"Roga","start":"14:34","end":"15:53","startHours":14.573434428140938,"endHours":15.881259282437846,"quality":"inauspicious"},{"name":"Udveg","start":"15:53","end":"17:11","startHours":15.881259282437846,"endHours":17.189084136734753,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:11","end":"18:53","startHours":17.189084136734753,"endHours":18.881259282437846,"quality":"auspicious"},{"name":"Roga","start":"18:53","end":"20:34","startHours":18.881259282437846,"endHours":20.57343442814094,"quality":"inauspicious"},{"name":"Udveg","start":"20:34","end":"22:16","startHours":20.57343442814094,"endHours":22.26560957384403,"quality":"inauspicious"},{"name":"Chala","start":"22:16","end":"23:57","startHours":22.26560957384403,"endHours":23.957784719547124,"quality":"neutral"},{"name":"Labha","start":"23:57","end":"01:39","startHours":23.957784719547124,"endHours":25.649959865250217,"quality":"auspicious"},{"name":"Amṛta","start":"01:39","end":"03:21","startHours":25.649959865250217,"endHours":27.34213501095331,"quality":"auspicious"},{"name":"Kāla","start":"03:21","end":"05:02","startHours":27.34213501095331,"endHours":29.034310156656403,"quality":"inauspicious"},{"name":"Śubha","start":"05:02","end":"06:44","startHours":29.034310156656403,"endHours":30.726485302359496,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:44","end":"07:44","startHours":6.726485302359496,"endHours":7.726485302359496,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:44","end":"08:44","startHours":7.726485302359496,"endHours":8.726485302359496,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:44","end":"09:44","startHours":8.726485302359496,"endHours":9.726485302359496,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:44","end":"10:44","startHours":9.726485302359496,"endHours":10.726485302359496,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:44","end":"11:44","startHours":10.726485302359496,"endHours":11.726485302359496,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:44","end":"12:44","startHours":11.726485302359496,"endHours":12.726485302359496,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:44","end":"13:44","startHours":12.726485302359496,"endHours":13.726485302359496,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:44","end":"14:44","startHours":13.726485302359496,"endHours":14.726485302359496,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:44","end":"15:44","startHours":14.726485302359496,"endHours":15.726485302359496,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:44","end":"16:44","startHours":15.726485302359496,"endHours":16.726485302359496,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:44","end":"17:44","startHours":16.726485302359496,"endHours":17.726485302359496,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:44","end":"18:44","startHours":17.726485302359496,"endHours":18.726485302359496,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:44","end":"19:44","startHours":18.726485302359496,"endHours":19.726485302359496,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:44","end":"20:44","startHours":19.726485302359496,"endHours":20.726485302359496,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:44","end":"21:44","startHours":20.726485302359496,"endHours":21.726485302359496,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:44","end":"22:44","startHours":21.726485302359496,"endHours":22.726485302359496,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:44","end":"23:44","startHours":22.726485302359496,"endHours":23.726485302359496,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:44","end":"00:44","startHours":23.726485302359496,"endHours":24.726485302359496,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:44","end":"01:44","startHours":24.726485302359496,"endHours":25.726485302359496,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:44","end":"02:44","startHours":25.726485302359496,"endHours":26.726485302359496,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:44","end":"03:44","startHours":26.726485302359496,"endHours":27.726485302359496,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:44","end":"04:44","startHours":27.726485302359496,"endHours":28.726485302359496,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:44","end":"05:44","startHours":28.726485302359496,"endHours":29.726485302359496,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:44","end":"06:44","startHours":29.726485302359496,"endHours":30.726485302359496,"planetary_lord":"Jupiter"}],"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","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Dhūmra","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":-23.308407522669246,"eotMinutes":3.716916827172506,"ayanamsa":25.375}},"calendars":{"vikram_samvat":2165,"vikram_samvatsara":"Vṛṣa","saka_samvat":2030,"saka_samvatsara":"Vibhava","bengali_samvat":1515,"malayalam_era":1284,"nanakshahi_year":639,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Trayodaśī · Vikram 2165 Vṛṣa · Śaka 2030 Vibhava"},"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":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","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 December 16, 2108 CE · Ayodhyā · Vidhyamitra","description":"December 16, 2108 CE for Ayodhyā: Śukla Trayodaśī, sūryodaya 06:44, sūryāsta 17:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2108-12-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2108-12-16","sa":"https://sa.vidhyamitra.com/city/ayodhya/2108-12-16","hi":"https://hi.vidhyamitra.com/city/ayodhya/2108-12-16","x-default":"https://vidhyamitra.com/city/ayodhya/2108-12-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T14:09:07.825Z","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":"2026-05-17T14:09:07.825Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T14:09:07.825Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}