{"id":"vidhyamitra:city-day:ayodhya:1823-10-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1823-10-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1823-10-18","date_display":"October 18, 1823 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":1823,"month":10,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2387186.770833,"kali_year":4925,"ahargana":1798721.2708,"sun":{"sidereal_longitude":182.172,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":338.3749,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":156.2029,"elapsed_within_tithi_degrees":0.2029},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":338.3749,"elapsed_within_degrees":5.0415},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":160.5469},"karana":{"half_tithi_index":26,"name":"Gara"},"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":1823,"month":10,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2387186.770833,"ahargana":1798721.2708,"kali_year":4925,"ayanamsa_lahiri":21.3915,"grahas":{"sun":{"sidereal_longitude":182.471268,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":339.413168,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false,"latitude":4.0188},"mars":{"sidereal_longitude":126.56046800000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":189.91236800000001,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":81.487168,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"venus":{"sidereal_longitude":173.82026799999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":32.61136799999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":275.091,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":95.091,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":1823,"month":10,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2387186.770833,"kali_year":4925,"ahargana":1798721.2708,"sun":{"sidereal_longitude":182.172,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":338.3749,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":156.2029,"elapsed_within_tithi_degrees":0.2029},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":338.3749,"elapsed_within_degrees":5.0415},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":160.5469},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.019,"elongation":156.203},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.019,"opposition_distance":23.797}},"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":"06:01","sunsetLocal":"17:31","solarNoonLocal":"11:46","dayLengthHours":11.496623166433283,"dayLengthDisplay":"11 Hours 29 Mins 48 Secs","nightLengthDisplay":"12 Hours 30 Mins 12 Secs","moonriseLocal":"16:10","moonsetLocal":"04:17","rahuKala":{"name":"Rāhu Kāla","start":"08:53","end":"10:20","startHours":8.888983238338037,"endHours":10.326061134142197,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:12","end":"14:38","startHours":13.200216925750517,"endHours":14.63729482155468,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:01","end":"07:27","startHours":6.014827446729717,"endHours":7.451905342533877,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:42","end":"09:05","startHours":8.697372852230817,"endHours":9.080593624445259,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:30","end":"06:48","startHours":6.49385341199777,"endHours":6.800430029769324,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:23","end":"12:09","startHours":11.379918257731916,"endHours":12.146359802160802,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:29","end":"05:15","startHours":4.481944357871946,"endHours":5.248385902300831,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:03","end":"06:01","startHours":5.05677551619361,"endHours":6.014827446729717,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:41","end":"14:27","startHours":13.679242891018571,"endHours":14.445684435447458,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.311450613163,"endHours":17.711450613163,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"17:59","startHours":17.511450613163,"endHours":17.990476578431053,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.261450613163,"endHours":19.011450613163,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:23","end":"00:09","startHours":23.379918257731916,"endHours":24.146359802160802,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:01","end":"07:27","startHours":6.014827446729717,"endHours":7.451905342533877,"quality":"inauspicious"},{"name":"Śubha","start":"07:27","end":"08:53","startHours":7.451905342533877,"endHours":8.888983238338037,"quality":"auspicious"},{"name":"Roga","start":"08:53","end":"10:20","startHours":8.888983238338037,"endHours":10.326061134142197,"quality":"inauspicious"},{"name":"Udveg","start":"10:20","end":"11:46","startHours":10.326061134142197,"endHours":11.763139029946359,"quality":"inauspicious"},{"name":"Chala","start":"11:46","end":"13:12","startHours":11.763139029946359,"endHours":13.200216925750517,"quality":"neutral"},{"name":"Labha","start":"13:12","end":"14:38","startHours":13.200216925750517,"endHours":14.63729482155468,"quality":"auspicious"},{"name":"Amṛta","start":"14:38","end":"16:04","startHours":14.63729482155468,"endHours":16.07437271735884,"quality":"auspicious"},{"name":"Kāla","start":"16:04","end":"17:31","startHours":16.07437271735884,"endHours":17.511450613163,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:31","end":"19:04","startHours":17.511450613163,"endHours":19.074372717358838,"quality":"auspicious"},{"name":"Amṛta","start":"19:04","end":"20:38","startHours":19.074372717358838,"endHours":20.63729482155468,"quality":"auspicious"},{"name":"Kāla","start":"20:38","end":"22:12","startHours":20.63729482155468,"endHours":22.200216925750517,"quality":"inauspicious"},{"name":"Śubha","start":"22:12","end":"23:46","startHours":22.200216925750517,"endHours":23.76313902994636,"quality":"auspicious"},{"name":"Roga","start":"23:46","end":"01:20","startHours":23.76313902994636,"endHours":25.326061134142197,"quality":"inauspicious"},{"name":"Udveg","start":"01:20","end":"02:53","startHours":25.326061134142197,"endHours":26.888983238338035,"quality":"inauspicious"},{"name":"Chala","start":"02:53","end":"04:27","startHours":26.888983238338035,"endHours":28.451905342533877,"quality":"neutral"},{"name":"Labha","start":"04:27","end":"06:01","startHours":28.451905342533877,"endHours":30.01482744672972,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:01","end":"07:01","startHours":6.014827446729717,"endHours":7.014827446729717,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:01","end":"08:01","startHours":7.014827446729717,"endHours":8.014827446729717,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:01","end":"09:01","startHours":8.014827446729717,"endHours":9.014827446729717,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:01","end":"10:01","startHours":9.014827446729717,"endHours":10.014827446729717,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:01","end":"11:01","startHours":10.014827446729717,"endHours":11.014827446729717,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:01","end":"12:01","startHours":11.014827446729717,"endHours":12.014827446729717,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:01","end":"13:01","startHours":12.014827446729717,"endHours":13.014827446729717,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:01","end":"14:01","startHours":13.014827446729717,"endHours":14.014827446729717,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:01","end":"15:01","startHours":14.014827446729717,"endHours":15.014827446729717,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:01","end":"16:01","startHours":15.014827446729717,"endHours":16.01482744672972,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:01","end":"17:01","startHours":16.01482744672972,"endHours":17.01482744672972,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:01","end":"18:01","startHours":17.01482744672972,"endHours":18.01482744672972,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:01","end":"19:01","startHours":18.01482744672972,"endHours":19.01482744672972,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:01","end":"20:01","startHours":19.01482744672972,"endHours":20.01482744672972,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:01","end":"21:01","startHours":20.01482744672972,"endHours":21.01482744672972,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:01","end":"22:01","startHours":21.01482744672972,"endHours":22.01482744672972,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:01","end":"23:01","startHours":22.01482744672972,"endHours":23.01482744672972,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:01","end":"00:01","startHours":23.01482744672972,"endHours":24.01482744672972,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:01","end":"01:01","startHours":24.01482744672972,"endHours":25.01482744672972,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:01","end":"02:01","startHours":25.01482744672972,"endHours":26.01482744672972,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:01","end":"03:01","startHours":26.01482744672972,"endHours":27.01482744672972,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:01","end":"04:01","startHours":27.01482744672972,"endHours":28.01482744672972,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:01","end":"05:01","startHours":28.01482744672972,"endHours":29.01482744672972,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:01","end":"06:01","startHours":29.01482744672972,"endHours":30.01482744672972,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-9.25923408741655,"eotMinutes":15.395658203218455,"ayanamsa":21.3915}},"calendars":{"vikram_samvat":1880,"vikram_samvatsara":"Durmukhi","saka_samvat":1745,"saka_samvatsara":"Subhānu","bengali_samvat":1230,"malayalam_era":999,"nanakshahi_year":354,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Caturdaśī · Vikram 1880 Durmukhi · Śaka 1745 Subhānu"},"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":[]},"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 October 18, 1823 CE · Ayodhyā · Vidhyamitra","description":"October 18, 1823 CE for Ayodhyā: Śukla Caturdaśī, sūryodaya 06:01, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1823-10-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1823-10-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/1823-10-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/1823-10-18","x-default":"https://vidhyamitra.com/city/ayodhya/1823-10-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T01:51:47.181Z","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":"2026-05-31T01:51:47.181Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T01:51:47.181Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}