{"id":"vidhyamitra:city-day:ayodhya:2299-12-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2299-12-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2299-12-18","date_display":"December 18, 2299 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":2299,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2561103.770833,"kali_year":5401,"ahargana":1972638.2708,"sun":{"sidereal_longitude":236.6938,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":177.1753,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":300.4815,"elapsed_within_tithi_degrees":0.4815},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":177.1753,"elapsed_within_degrees":3.8419},"yoga":{"number":5,"name":"Śobhana","sum_longitude":53.8691},"karana":{"half_tithi_index":50,"name":"Bava"},"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":2299,"month":12,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2561103.770833,"ahargana":1972638.2708,"kali_year":5401,"ayanamsa_lahiri":28.0432,"grahas":{"sun":{"sidereal_longitude":237.80916000000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":180.34285999999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false,"latitude":4.0071},"mars":{"sidereal_longitude":170.03386,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":252.49166000000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":123.88076000000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":280.03045999999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":96.33976000000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":60.1314,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":240.1314,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":2299,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2561103.770833,"kali_year":5401,"ahargana":1972638.2708,"sun":{"sidereal_longitude":236.6938,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":177.1753,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":300.4815,"elapsed_within_tithi_degrees":0.4815},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":177.1753,"elapsed_within_degrees":3.8419},"yoga":{"number":5,"name":"Śobhana","sum_longitude":53.8691},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.007,"elongation":59.519},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.007,"opposition_distance":120.481}},"eclipse_window_40days":[{"offset_days":-10,"type":"lunar","occurs":true,"moon_latitude":-1.074,"opposition_distance":0.39},{"offset_days":5,"type":"solar","occurs":true,"moon_latitude":0.073,"elongation":2.883}]},"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":10.457522752152205,"dayLengthDisplay":"10 Hours 27 Mins 27 Secs","nightLengthDisplay":"13 Hours 32 Mins 33 Secs","moonriseLocal":"02:28","moonsetLocal":"13:49","rahuKala":{"name":"Rāhu Kāla","start":"08:03","end":"09:22","startHours":8.051700178807236,"endHours":9.358890522826261,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:40","end":"11:58","startHours":10.666080866845288,"endHours":11.973271210864313,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:17","end":"14:35","startHours":13.280461554883338,"endHours":14.587651898902365,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:32","startHours":9.184598476957058,"endHours":9.533182568695466,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:11","end":"07:28","startHours":7.180239949461219,"endHours":7.459107222851944,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:19","startHours":11.624687119125907,"endHours":12.321855302602719,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:21","end":"06:03","startHours":5.350173467834583,"endHours":6.047341651311397,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:52","end":"06:45","startHours":5.873049605442194,"endHours":6.744509834788211,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:43","end":"14:25","startHours":13.716191669556348,"endHours":14.413359853033162,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:00","end":"17:24","startHours":17.002032586940416,"endHours":17.402032586940415,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:12","end":"17:38","startHours":17.202032586940415,"endHours":17.637762701613426,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:57","end":"18:42","startHours":16.952032586940415,"endHours":18.702032586940415,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:19","startHours":23.624687119125905,"endHours":24.321855302602717,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:45","end":"08:03","startHours":6.744509834788211,"endHours":8.051700178807236,"quality":"auspicious"},{"name":"Kāla","start":"08:03","end":"09:22","startHours":8.051700178807236,"endHours":9.358890522826261,"quality":"inauspicious"},{"name":"Śubha","start":"09:22","end":"10:40","startHours":9.358890522826261,"endHours":10.666080866845288,"quality":"auspicious"},{"name":"Roga","start":"10:40","end":"11:58","startHours":10.666080866845288,"endHours":11.973271210864313,"quality":"inauspicious"},{"name":"Udveg","start":"11:58","end":"13:17","startHours":11.973271210864313,"endHours":13.280461554883338,"quality":"inauspicious"},{"name":"Chala","start":"13:17","end":"14:35","startHours":13.280461554883338,"endHours":14.587651898902365,"quality":"neutral"},{"name":"Labha","start":"14:35","end":"15:54","startHours":14.587651898902365,"endHours":15.89484224292139,"quality":"auspicious"},{"name":"Amṛta","start":"15:54","end":"17:12","startHours":15.89484224292139,"endHours":17.202032586940415,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:12","end":"18:54","startHours":17.202032586940415,"endHours":18.89484224292139,"quality":"neutral"},{"name":"Labha","start":"18:54","end":"20:35","startHours":18.89484224292139,"endHours":20.587651898902365,"quality":"auspicious"},{"name":"Amṛta","start":"20:35","end":"22:17","startHours":20.587651898902365,"endHours":22.28046155488334,"quality":"auspicious"},{"name":"Kāla","start":"22:17","end":"23:58","startHours":22.28046155488334,"endHours":23.97327121086431,"quality":"inauspicious"},{"name":"Śubha","start":"23:58","end":"01:40","startHours":23.97327121086431,"endHours":25.666080866845288,"quality":"auspicious"},{"name":"Roga","start":"01:40","end":"03:22","startHours":25.666080866845288,"endHours":27.35889052282626,"quality":"inauspicious"},{"name":"Udveg","start":"03:22","end":"05:03","startHours":27.35889052282626,"endHours":29.051700178807238,"quality":"inauspicious"},{"name":"Chala","start":"05:03","end":"06:45","startHours":29.051700178807238,"endHours":30.74450983478821,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.744509834788211,"endHours":7.744509834788211,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.744509834788211,"endHours":8.74450983478821,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.74450983478821,"endHours":9.74450983478821,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.74450983478821,"endHours":10.74450983478821,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.74450983478821,"endHours":11.74450983478821,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.74450983478821,"endHours":12.74450983478821,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.74450983478821,"endHours":13.74450983478821,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.74450983478821,"endHours":14.74450983478821,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.74450983478821,"endHours":15.74450983478821,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.74450983478821,"endHours":16.74450983478821,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.74450983478821,"endHours":17.74450983478821,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.74450983478821,"endHours":18.74450983478821,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.74450983478821,"endHours":19.74450983478821,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.74450983478821,"endHours":20.74450983478821,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.74450983478821,"endHours":21.74450983478821,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.74450983478821,"endHours":22.74450983478821,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.74450983478821,"endHours":23.74450983478821,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.74450983478821,"endHours":24.74450983478821,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.74450983478821,"endHours":25.74450983478821,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.74450983478821,"endHours":26.74450983478821,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.74450983478821,"endHours":27.74450983478821,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.74450983478821,"endHours":28.74450983478821,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.74450983478821,"endHours":29.74450983478821,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.74450983478821,"endHours":30.74450983478821,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","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":-23.371466464552988,"eotMinutes":2.787727348141232,"ayanamsa":28.0432}},"calendars":{"vikram_samvat":2356,"vikram_samvatsara":"Nandana","saka_samvat":2221,"saka_samvatsara":"Pramāthi","bengali_samvat":1706,"malayalam_era":1475,"nanakshahi_year":830,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa 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 Kṛṣṇa Ekādaśī · Vikram 2356 Nandana · Śaka 2221 Pramāthi"},"festivals":[{"id":"saphala-ekadashi","name":"Saphalā Ekādaśī","name_sanskrit":"सफला एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Renders all undertakings fruitful (saphala).","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Mārgaśīrṣa"},"precedence":4},{"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":"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 December 18, 2299 CE · Ayodhyā · Vidhyamitra","description":"December 18, 2299 CE for Ayodhyā: Kṛṣṇa Ekādaśī, sūryodaya 06:45, sūryāsta 17:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2299-12-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2299-12-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/2299-12-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/2299-12-18","x-default":"https://vidhyamitra.com/city/ayodhya/2299-12-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T11:33:25.026Z","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":"2026-06-02T11:33:25.026Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T11:33:25.026Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}