{"id":"vidhyamitra:city-day:ayodhya:2238-12-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2238-12-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2238-12-18","date_display":"December 18, 2238 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":2238,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2538823.770833,"kali_year":5340,"ahargana":1950358.2708,"sun":{"sidereal_longitude":237.4979,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":2.8322,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":125.3343,"elapsed_within_tithi_degrees":5.3343},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":2.8322,"elapsed_within_degrees":2.8322},"yoga":{"number":19,"name":"Parigha","sum_longitude":240.3301},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"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":2238,"month":12,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2538823.770833,"ahargana":1950358.2708,"kali_year":5340,"ayanamsa_lahiri":27.1911,"grahas":{"sun":{"sidereal_longitude":238.46152000000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":0.8325199999999882,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":-1.6987},"mars":{"sidereal_longitude":309.68542,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":243.89732000000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":66.54041999999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":264.46422000000007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":65.82031999999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":160.633,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":340.633,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2238,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2538823.770833,"kali_year":5340,"ahargana":1950358.2708,"sun":{"sidereal_longitude":237.4979,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":2.8322,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":125.3343,"elapsed_within_tithi_degrees":5.3343},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":2.8322,"elapsed_within_degrees":2.8322},"yoga":{"number":19,"name":"Parigha","sum_longitude":240.3301},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.699,"elongation":125.334},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.699,"opposition_distance":54.666}},"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":"06:45","sunsetLocal":"17:12","solarNoonLocal":"11:58","dayLengthHours":10.458038962299808,"dayLengthDisplay":"10 Hours 27 Mins 29 Secs","nightLengthDisplay":"13 Hours 32 Mins 31 Secs","moonriseLocal":"13:43","moonsetLocal":"02:33","rahuKala":{"name":"Rāhu Kāla","start":"14:35","end":"15:54","startHours":14.587780951439264,"endHours":15.89503582172674,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:22","end":"10:40","startHours":9.35876147028936,"endHours":10.666016340576835,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:58","end":"13:17","startHours":11.973271210864311,"endHours":13.280526081151788,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:32","startHours":9.184460820917696,"endHours":9.533062119661023,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:11","end":"07:28","startHours":7.180003353143567,"endHours":7.458884392138229,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:19","startHours":11.624669912120986,"endHours":12.32187250960764,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:21","end":"06:03","startHours":5.349846534741101,"endHours":6.047049132227754,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:52","end":"06:45","startHours":5.872748482856091,"endHours":6.744251729714408,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:43","end":"14:25","startHours":13.716277704580946,"endHours":14.413480302067601,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:00","end":"17:24","startHours":17.002290692014217,"endHours":17.402290692014216,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:12","end":"17:38","startHours":17.202290692014216,"endHours":17.638042315443375,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:57","end":"18:42","startHours":16.952290692014216,"endHours":18.702290692014216,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:19","startHours":23.624669912120986,"endHours":24.321872509607637,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:45","end":"08:03","startHours":6.744251729714408,"endHours":8.051506600001884,"quality":"inauspicious"},{"name":"Udveg","start":"08:03","end":"09:22","startHours":8.051506600001884,"endHours":9.35876147028936,"quality":"inauspicious"},{"name":"Chala","start":"09:22","end":"10:40","startHours":9.35876147028936,"endHours":10.666016340576835,"quality":"neutral"},{"name":"Labha","start":"10:40","end":"11:58","startHours":10.666016340576835,"endHours":11.973271210864311,"quality":"auspicious"},{"name":"Amṛta","start":"11:58","end":"13:17","startHours":11.973271210864311,"endHours":13.280526081151788,"quality":"auspicious"},{"name":"Kāla","start":"13:17","end":"14:35","startHours":13.280526081151788,"endHours":14.587780951439264,"quality":"inauspicious"},{"name":"Śubha","start":"14:35","end":"15:54","startHours":14.587780951439264,"endHours":15.89503582172674,"quality":"auspicious"},{"name":"Roga","start":"15:54","end":"17:12","startHours":15.89503582172674,"endHours":17.202290692014216,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:12","end":"18:54","startHours":17.202290692014216,"endHours":18.89503582172674,"quality":"inauspicious"},{"name":"Śubha","start":"18:54","end":"20:35","startHours":18.89503582172674,"endHours":20.587780951439264,"quality":"auspicious"},{"name":"Roga","start":"20:35","end":"22:17","startHours":20.587780951439264,"endHours":22.280526081151788,"quality":"inauspicious"},{"name":"Udveg","start":"22:17","end":"23:58","startHours":22.280526081151788,"endHours":23.97327121086431,"quality":"inauspicious"},{"name":"Chala","start":"23:58","end":"01:40","startHours":23.97327121086431,"endHours":25.66601634057684,"quality":"neutral"},{"name":"Labha","start":"01:40","end":"03:22","startHours":25.66601634057684,"endHours":27.35876147028936,"quality":"auspicious"},{"name":"Amṛta","start":"03:22","end":"05:03","startHours":27.35876147028936,"endHours":29.051506600001886,"quality":"auspicious"},{"name":"Kāla","start":"05:03","end":"06:45","startHours":29.051506600001886,"endHours":30.744251729714406,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.744251729714408,"endHours":7.744251729714408,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.744251729714408,"endHours":8.744251729714408,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.744251729714408,"endHours":9.744251729714408,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.744251729714408,"endHours":10.744251729714408,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.744251729714408,"endHours":11.744251729714408,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.744251729714408,"endHours":12.744251729714408,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.744251729714408,"endHours":13.744251729714408,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.744251729714408,"endHours":14.744251729714408,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.744251729714408,"endHours":15.744251729714408,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.744251729714408,"endHours":16.744251729714406,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.744251729714406,"endHours":17.744251729714406,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.744251729714406,"endHours":18.744251729714406,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.744251729714406,"endHours":19.744251729714406,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.744251729714406,"endHours":20.744251729714406,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.744251729714406,"endHours":21.744251729714406,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.744251729714406,"endHours":22.744251729714406,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.744251729714406,"endHours":23.744251729714406,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.744251729714406,"endHours":24.744251729714406,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.744251729714406,"endHours":25.744251729714406,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.744251729714406,"endHours":26.744251729714406,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.744251729714406,"endHours":27.744251729714406,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.744251729714406,"endHours":28.744251729714406,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.744251729714406,"endHours":29.744251729714406,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.744251729714406,"endHours":30.744251729714406,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.365056742942862,"eotMinutes":2.787727348141232,"ayanamsa":27.1911}},"calendars":{"vikram_samvat":2295,"vikram_samvatsara":"Khara","saka_samvat":2160,"saka_samvatsara":"Bahudhānya","bengali_samvat":1645,"malayalam_era":1414,"nanakshahi_year":769,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Ekādaśī · Vikram 2295 Khara · Śaka 2160 Bahudhānya"},"festivals":[{"id":"gita-jayanti","name":"Gītā Jayantī (= Mokṣadā Ekādaśī)","name_sanskrit":"गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad-Gītā speaker)","significance":"Day Bhagavad Gītā was delivered at Kurukṣetra (Mahābhārata Day 1).","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":1,"related_chart":"krishna","historical_anchor":{"event":"Bhagavad Gītā delivered at Kurukṣetra (Mahābhārata Day 1)","date_julian":"-3137-10-04","location":"Kurukṣetra"},"sources":["Bhagavad Gītā (Mahābhārata, Bhīṣma Parva)"]},{"id":"vaikuntha-ekadashi","name":"Vaikuṇṭha Ekādaśī","name_sanskrit":"वैकुण्ठ एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Most sacred Ekādaśī of the year; 'Vaikuṇṭha-dvāram udghaṭitam'.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":2},{"id":"mokshada-ekadashi","name":"Mokṣadā Ekādaśī (Gītā Jayantī)","name_sanskrit":"मोक्षदा एकादशी / गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad Gītā delivery)","significance":"Day Bhagavad Gītā was delivered at Kurukṣetra.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"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":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 18, 2238 CE · Ayodhyā · Vidhyamitra","description":"December 18, 2238 CE for Ayodhyā: Śukla Ekādaśī, sūryodaya 06:45, sūryāsta 17:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2238-12-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2238-12-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/2238-12-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/2238-12-18","x-default":"https://vidhyamitra.com/city/ayodhya/2238-12-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T00:54:12.888Z","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":"2026-05-31T00:54:12.888Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T00:54:12.888Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}