{"id":"vidhyamitra:city-day:ayodhya:1718-12-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1718-12-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1718-12-31","date_display":"December 31, 1718 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":1718,"month":12,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2348910.770833,"kali_year":4820,"ahargana":1760445.2708,"sun":{"sidereal_longitude":259.6414,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":3.7547,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":104.1132,"elapsed_within_tithi_degrees":8.1132},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":3.7547,"elapsed_within_degrees":3.7547},"yoga":{"number":20,"name":"Śiva","sum_longitude":263.3961},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1718,"month":12,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2348910.770833,"ahargana":1760445.2708,"kali_year":4820,"ayanamsa_lahiri":19.9276,"grahas":{"sun":{"sidereal_longitude":259.191292,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":1.9044920000000047,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":-2.9278},"mars":{"sidereal_longitude":211.75739199999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":276.873792,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":138.219292,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":257.03609200000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":205.16249200000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":143.1377,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":323.1377,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva 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":1718,"month":12,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2348910.770833,"kali_year":4820,"ahargana":1760445.2708,"sun":{"sidereal_longitude":259.6414,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":3.7547,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":104.1132,"elapsed_within_tithi_degrees":8.1132},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":3.7547,"elapsed_within_degrees":3.7547},"yoga":{"number":20,"name":"Śiva","sum_longitude":263.3961},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.928,"elongation":104.113},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.928,"opposition_distance":75.887}},"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":"06:50","sunsetLocal":"17:19","solarNoonLocal":"12:04","dayLengthHours":10.477495686266458,"dayLengthDisplay":"10 Hours 28 Mins 39 Secs","nightLengthDisplay":"13 Hours 31 Mins 21 Secs","moonriseLocal":"12:35","moonsetLocal":"01:15","rahuKala":{"name":"Rāhu Kāla","start":"09:27","end":"10:46","startHours":9.45462999383014,"endHours":10.764316954613449,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:23","end":"14:42","startHours":13.383690876180061,"endHours":14.69337783696337,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:50","end":"08:09","startHours":6.835256072263526,"endHours":8.144943033046832,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:38","startHours":9.2800050657257,"endHours":9.629254921934582,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:16","end":"07:33","startHours":7.2718183925246285,"endHours":7.551218277491734,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:25","startHours":11.724754059187873,"endHours":12.423253771605637,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:26","end":"06:08","startHours":5.438256647427998,"endHours":6.136756359845762,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:50","startHours":5.962131431741321,"endHours":6.835256072263526,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:31","startHours":13.820253196441165,"endHours":14.518752908858929,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.112751758529985,"endHours":17.512751758529983,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:45","startHours":17.312751758529984,"endHours":17.749314078791087,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.062751758529984,"endHours":18.812751758529984,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:25","startHours":23.724754059187873,"endHours":24.423253771605637,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:50","end":"08:09","startHours":6.835256072263526,"endHours":8.144943033046832,"quality":"inauspicious"},{"name":"Śubha","start":"08:09","end":"09:27","startHours":8.144943033046832,"endHours":9.45462999383014,"quality":"auspicious"},{"name":"Roga","start":"09:27","end":"10:46","startHours":9.45462999383014,"endHours":10.764316954613449,"quality":"inauspicious"},{"name":"Udveg","start":"10:46","end":"12:04","startHours":10.764316954613449,"endHours":12.074003915396755,"quality":"inauspicious"},{"name":"Chala","start":"12:04","end":"13:23","startHours":12.074003915396755,"endHours":13.383690876180061,"quality":"neutral"},{"name":"Labha","start":"13:23","end":"14:42","startHours":13.383690876180061,"endHours":14.69337783696337,"quality":"auspicious"},{"name":"Amṛta","start":"14:42","end":"16:00","startHours":14.69337783696337,"endHours":16.003064797746678,"quality":"auspicious"},{"name":"Kāla","start":"16:00","end":"17:19","startHours":16.003064797746678,"endHours":17.312751758529984,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:19","end":"19:00","startHours":17.312751758529984,"endHours":19.003064797746678,"quality":"auspicious"},{"name":"Amṛta","start":"19:00","end":"20:42","startHours":19.003064797746678,"endHours":20.69337783696337,"quality":"auspicious"},{"name":"Kāla","start":"20:42","end":"22:23","startHours":20.69337783696337,"endHours":22.38369087618006,"quality":"inauspicious"},{"name":"Śubha","start":"22:23","end":"00:04","startHours":22.38369087618006,"endHours":24.074003915396755,"quality":"auspicious"},{"name":"Roga","start":"00:04","end":"01:46","startHours":24.074003915396755,"endHours":25.76431695461345,"quality":"inauspicious"},{"name":"Udveg","start":"01:46","end":"03:27","startHours":25.76431695461345,"endHours":27.45462999383014,"quality":"inauspicious"},{"name":"Chala","start":"03:27","end":"05:09","startHours":27.45462999383014,"endHours":29.144943033046832,"quality":"neutral"},{"name":"Labha","start":"05:09","end":"06:50","startHours":29.144943033046832,"endHours":30.835256072263526,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:50","end":"07:50","startHours":6.835256072263526,"endHours":7.835256072263526,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:50","end":"08:50","startHours":7.835256072263526,"endHours":8.835256072263526,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:50","end":"09:50","startHours":8.835256072263526,"endHours":9.835256072263526,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:50","end":"10:50","startHours":9.835256072263526,"endHours":10.835256072263526,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:50","end":"11:50","startHours":10.835256072263526,"endHours":11.835256072263526,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:50","end":"12:50","startHours":11.835256072263526,"endHours":12.835256072263526,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:50","end":"13:50","startHours":12.835256072263526,"endHours":13.835256072263526,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:50","end":"14:50","startHours":13.835256072263526,"endHours":14.835256072263526,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:50","end":"15:50","startHours":14.835256072263526,"endHours":15.835256072263526,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:50","end":"16:50","startHours":15.835256072263526,"endHours":16.835256072263526,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:50","end":"17:50","startHours":16.835256072263526,"endHours":17.835256072263526,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:50","end":"18:50","startHours":17.835256072263526,"endHours":18.835256072263526,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:50","end":"19:50","startHours":18.835256072263526,"endHours":19.835256072263526,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:50","end":"20:50","startHours":19.835256072263526,"endHours":20.835256072263526,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:50","end":"21:50","startHours":20.835256072263526,"endHours":21.835256072263526,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:50","end":"22:50","startHours":21.835256072263526,"endHours":22.835256072263526,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:50","end":"23:50","startHours":22.835256072263526,"endHours":23.835256072263526,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:50","end":"00:50","startHours":23.835256072263526,"endHours":24.835256072263526,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:50","end":"01:50","startHours":24.835256072263526,"endHours":25.835256072263526,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:50","end":"02:50","startHours":25.835256072263526,"endHours":26.835256072263526,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:50","end":"03:50","startHours":26.835256072263526,"endHours":27.835256072263526,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:50","end":"04:50","startHours":27.835256072263526,"endHours":28.835256072263526,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:50","end":"05:50","startHours":28.835256072263526,"endHours":29.835256072263526,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:50","end":"06:50","startHours":29.835256072263526,"endHours":30.835256072263526,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.12296485126842,"eotMinutes":-3.2562349238053434,"ayanamsa":19.9276}},"calendars":{"vikram_samvat":1775,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1640,"saka_samvatsara":"Vilambī","bengali_samvat":1125,"malayalam_era":894,"nanakshahi_year":249,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Navamī · Vikram 1775 Virodhakṛt · Śaka 1640 Vilambī"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 31, 1718 CE · Ayodhyā · Vidhyamitra","description":"December 31, 1718 CE for Ayodhyā: Śukla Navamī, sūryodaya 06:50, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1718-12-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1718-12-31","sa":"https://sa.vidhyamitra.com/city/ayodhya/1718-12-31","hi":"https://hi.vidhyamitra.com/city/ayodhya/1718-12-31","x-default":"https://vidhyamitra.com/city/ayodhya/1718-12-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:34:21.042Z","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":"2026-05-31T23:34:21.042Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:34:21.042Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}