{"id":"vidhyamitra:city-day:ayodhya:1823-04-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1823-04-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1823-04-20","date_display":"April 20, 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":4,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2387005.770833,"kali_year":4925,"ahargana":1798540.2708,"sun":{"sidereal_longitude":8.2738,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":123.5956,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":115.3217,"elapsed_within_tithi_degrees":7.3217},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":123.5956,"elapsed_within_degrees":3.5956},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":131.8694},"karana":{"half_tithi_index":19,"name":"Gara"},"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":1823,"month":4,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2387005.770833,"ahargana":1798540.2708,"kali_year":4925,"ayanamsa_lahiri":21.3846,"grahas":{"sun":{"sidereal_longitude":7.759982999999977,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":123.58058299999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false,"latitude":-1.4573},"mars":{"sidereal_longitude":4.658782999999971,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":359.885083,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":48.06488300000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":38.331282999999985,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":21.571082999999987,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":284.6813,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":104.6813,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"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":4,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2387005.770833,"kali_year":4925,"ahargana":1798540.2708,"sun":{"sidereal_longitude":8.2738,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":123.5956,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":115.3217,"elapsed_within_tithi_degrees":7.3217},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":123.5956,"elapsed_within_degrees":3.5956},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":131.8694},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.457,"elongation":115.322},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.457,"opposition_distance":64.678}},"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":"05:33","sunsetLocal":"18:27","solarNoonLocal":"12:00","dayLengthHours":12.89072994474649,"dayLengthDisplay":"12 Hours 53 Mins 27 Secs","nightLengthDisplay":"11 Hours 06 Mins 33 Secs","moonriseLocal":"13:14","moonsetLocal":"02:13","rahuKala":{"name":"Rāhu Kāla","start":"16:50","end":"18:27","startHours":16.837627671519254,"endHours":18.448968914612564,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:00","end":"13:37","startHours":12.00360394223932,"endHours":13.61494518533263,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:14","end":"16:50","startHours":15.226286428425942,"endHours":16.837627671519254,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:34","end":"09:00","startHours":8.566075956973588,"endHours":8.995766955131806,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:06","end":"06:26","startHours":6.095352717563845,"endHours":6.439105516090418,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:34","end":"12:26","startHours":11.573912944081103,"endHours":12.433294940397536,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:50","end":"04:42","startHours":3.8394749772332095,"endHours":4.698856973549642,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:29","end":"05:33","startHours":4.484011474470534,"endHours":5.558238969866075,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:01","startHours":14.152058933030402,"endHours":15.011440929346834,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:15","end":"18:39","startHours":18.248968914612565,"endHours":18.648968914612563,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:27","end":"18:59","startHours":18.448968914612564,"endHours":18.986082662310334,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:12","end":"19:57","startHours":18.198968914612564,"endHours":19.948968914612564,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:34","end":"00:26","startHours":23.573912944081105,"endHours":24.433294940397534,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:33","end":"07:10","startHours":5.558238969866075,"endHours":7.169580212959386,"quality":"inauspicious"},{"name":"Chala","start":"07:10","end":"08:47","startHours":7.169580212959386,"endHours":8.780921456052697,"quality":"neutral"},{"name":"Labha","start":"08:47","end":"10:24","startHours":8.780921456052697,"endHours":10.39226269914601,"quality":"auspicious"},{"name":"Amṛta","start":"10:24","end":"12:00","startHours":10.39226269914601,"endHours":12.00360394223932,"quality":"auspicious"},{"name":"Kāla","start":"12:00","end":"13:37","startHours":12.00360394223932,"endHours":13.61494518533263,"quality":"inauspicious"},{"name":"Śubha","start":"13:37","end":"15:14","startHours":13.61494518533263,"endHours":15.226286428425942,"quality":"auspicious"},{"name":"Roga","start":"15:14","end":"16:50","startHours":15.226286428425942,"endHours":16.837627671519254,"quality":"inauspicious"},{"name":"Udveg","start":"16:50","end":"18:27","startHours":16.837627671519254,"endHours":18.448968914612564,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:27","end":"19:50","startHours":18.448968914612564,"endHours":19.837627671519254,"quality":"auspicious"},{"name":"Roga","start":"19:50","end":"21:14","startHours":19.837627671519254,"endHours":21.226286428425944,"quality":"inauspicious"},{"name":"Udveg","start":"21:14","end":"22:37","startHours":21.226286428425944,"endHours":22.61494518533263,"quality":"inauspicious"},{"name":"Chala","start":"22:37","end":"00:00","startHours":22.61494518533263,"endHours":24.00360394223932,"quality":"neutral"},{"name":"Labha","start":"00:00","end":"01:24","startHours":24.00360394223932,"endHours":25.39226269914601,"quality":"auspicious"},{"name":"Amṛta","start":"01:24","end":"02:47","startHours":25.39226269914601,"endHours":26.780921456052695,"quality":"auspicious"},{"name":"Kāla","start":"02:47","end":"04:10","startHours":26.780921456052695,"endHours":28.169580212959385,"quality":"inauspicious"},{"name":"Śubha","start":"04:10","end":"05:33","startHours":28.169580212959385,"endHours":29.558238969866075,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:33","end":"06:33","startHours":5.558238969866075,"endHours":6.558238969866075,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:33","end":"07:33","startHours":6.558238969866075,"endHours":7.558238969866075,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:33","end":"08:33","startHours":7.558238969866075,"endHours":8.558238969866075,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:33","end":"09:33","startHours":8.558238969866075,"endHours":9.558238969866075,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:33","end":"10:33","startHours":9.558238969866075,"endHours":10.558238969866075,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:33","end":"11:33","startHours":10.558238969866075,"endHours":11.558238969866075,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:33","end":"12:33","startHours":11.558238969866075,"endHours":12.558238969866075,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:33","end":"13:33","startHours":12.558238969866075,"endHours":13.558238969866075,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:33","end":"14:33","startHours":13.558238969866075,"endHours":14.558238969866075,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:33","end":"15:33","startHours":14.558238969866075,"endHours":15.558238969866075,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:33","end":"16:33","startHours":15.558238969866075,"endHours":16.558238969866075,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:33","end":"17:33","startHours":16.558238969866075,"endHours":17.558238969866075,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:33","end":"18:33","startHours":17.558238969866075,"endHours":18.558238969866075,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:33","end":"19:33","startHours":18.558238969866075,"endHours":19.558238969866075,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:33","end":"20:33","startHours":19.558238969866075,"endHours":20.558238969866075,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:33","end":"21:33","startHours":20.558238969866075,"endHours":21.558238969866075,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:33","end":"22:33","startHours":21.558238969866075,"endHours":22.558238969866075,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:33","end":"23:33","startHours":22.558238969866075,"endHours":23.558238969866075,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:33","end":"00:33","startHours":23.558238969866075,"endHours":24.558238969866075,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:33","end":"01:33","startHours":24.558238969866075,"endHours":25.558238969866075,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:33","end":"02:33","startHours":25.558238969866075,"endHours":26.558238969866075,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:33","end":"03:33","startHours":26.558238969866075,"endHours":27.558238969866075,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:33","end":"04:33","startHours":27.558238969866075,"endHours":28.558238969866075,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:33","end":"05:33","startHours":28.558238969866075,"endHours":29.558238969866075,"planetary_lord":"Jupiter"}],"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":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":11.168892098337018,"eotMinutes":0.9677634656409275,"ayanamsa":21.3846}},"calendars":{"vikram_samvat":1880,"vikram_samvatsara":"Durmukhi","saka_samvat":1745,"saka_samvatsara":"Subhānu","bengali_samvat":1230,"malayalam_era":999,"nanakshahi_year":354,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Daśamī · Vikram 1880 Durmukhi · Śaka 1745 Subhānu"},"festivals":[],"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":[]},"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 April 20, 1823 CE · Ayodhyā · Vidhyamitra","description":"April 20, 1823 CE for Ayodhyā: Śukla Daśamī, sūryodaya 05:33, sūryāsta 18:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1823-04-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1823-04-20","sa":"https://sa.vidhyamitra.com/city/ayodhya/1823-04-20","hi":"https://hi.vidhyamitra.com/city/ayodhya/1823-04-20","x-default":"https://vidhyamitra.com/city/ayodhya/1823-04-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T22:19:06.354Z","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":"2026-05-31T22:19:06.354Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T22:19:06.354Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}