{"id":"vidhyamitra:city-day:ayodhya:1781-10-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1781-10-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1781-10-20","date_display":"October 20, 1781 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":1781,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2371849.770833,"kali_year":4883,"ahargana":1783384.2708,"sun":{"sidereal_longitude":186.031,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":221.8128,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":35.7818,"elapsed_within_tithi_degrees":11.7818},"nakshatra":{"number":17,"name":"Anurādhā","pada":3,"moon_longitude":221.8128,"elapsed_within_degrees":8.4795},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":47.8439},"karana":{"half_tithi_index":5,"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":1781,"month":10,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2371849.770833,"ahargana":1783384.2708,"kali_year":4883,"ayanamsa_lahiri":20.805,"grahas":{"sun":{"sidereal_longitude":186.21945400000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":223.74595399999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false,"latitude":-2.5207},"mars":{"sidereal_longitude":290.5822539999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":206.38635399999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":221.509054,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":225.28365399999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":238.37445400000001,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":7.7191,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":187.7191,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":1781,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2371849.770833,"kali_year":4883,"ahargana":1783384.2708,"sun":{"sidereal_longitude":186.031,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":221.8128,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":35.7818,"elapsed_within_tithi_degrees":11.7818},"nakshatra":{"number":17,"name":"Anurādhā","pada":3,"moon_longitude":221.8128,"elapsed_within_degrees":8.4795},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":47.8439},"karana":{"half_tithi_index":5,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.521,"elongation":35.782},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.521,"opposition_distance":144.218}},"eclipse_window_40days":[{"offset_days":12,"type":"lunar","occurs":true,"moon_latitude":0.709,"opposition_distance":1.916}]},"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":"06:03","sunsetLocal":"17:28","solarNoonLocal":"11:45","dayLengthHours":11.41691706141831,"dayLengthDisplay":"11 Hours 25 Mins 01 Secs","nightLengthDisplay":"12 Hours 34 Mins 59 Secs","moonriseLocal":"08:58","moonsetLocal":"19:34","rahuKala":{"name":"Rāhu Kāla","start":"08:54","end":"10:20","startHours":8.90388954724157,"endHours":10.33100417991886,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:11","end":"14:37","startHours":13.185233445273436,"endHours":14.612348077950726,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:03","end":"07:29","startHours":6.049660281886993,"endHours":7.476774914564282,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:43","end":"09:06","startHours":8.713607596217933,"endHours":9.09417149826521,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:32","end":"06:50","startHours":6.525365159446089,"endHours":6.829816281083911,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:23","end":"12:08","startHours":11.377554910548872,"endHours":12.138682714643425,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:32","end":"05:17","startHours":4.527404673697885,"endHours":5.288532477792439,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:06","end":"06:03","startHours":5.0982505267688,"endHours":6.049660281886993,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:40","end":"14:25","startHours":13.660938322832534,"endHours":14.422066126927088,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:16","end":"17:40","startHours":17.266577343305304,"endHours":17.666577343305303,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:28","end":"17:57","startHours":17.466577343305303,"endHours":17.9422822208644,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:13","end":"18:58","startHours":17.216577343305303,"endHours":18.966577343305303,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:23","end":"00:08","startHours":23.37755491054887,"endHours":24.138682714643426,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:03","end":"07:29","startHours":6.049660281886993,"endHours":7.476774914564282,"quality":"inauspicious"},{"name":"Śubha","start":"07:29","end":"08:54","startHours":7.476774914564282,"endHours":8.90388954724157,"quality":"auspicious"},{"name":"Roga","start":"08:54","end":"10:20","startHours":8.90388954724157,"endHours":10.33100417991886,"quality":"inauspicious"},{"name":"Udveg","start":"10:20","end":"11:45","startHours":10.33100417991886,"endHours":11.758118812596148,"quality":"inauspicious"},{"name":"Chala","start":"11:45","end":"13:11","startHours":11.758118812596148,"endHours":13.185233445273436,"quality":"neutral"},{"name":"Labha","start":"13:11","end":"14:37","startHours":13.185233445273436,"endHours":14.612348077950726,"quality":"auspicious"},{"name":"Amṛta","start":"14:37","end":"16:02","startHours":14.612348077950726,"endHours":16.039462710628015,"quality":"auspicious"},{"name":"Kāla","start":"16:02","end":"17:28","startHours":16.039462710628015,"endHours":17.466577343305303,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:28","end":"19:02","startHours":17.466577343305303,"endHours":19.039462710628015,"quality":"auspicious"},{"name":"Amṛta","start":"19:02","end":"20:37","startHours":19.039462710628015,"endHours":20.612348077950728,"quality":"auspicious"},{"name":"Kāla","start":"20:37","end":"22:11","startHours":20.612348077950728,"endHours":22.185233445273436,"quality":"inauspicious"},{"name":"Śubha","start":"22:11","end":"23:45","startHours":22.185233445273436,"endHours":23.758118812596148,"quality":"auspicious"},{"name":"Roga","start":"23:45","end":"01:20","startHours":23.758118812596148,"endHours":25.33100417991886,"quality":"inauspicious"},{"name":"Udveg","start":"01:20","end":"02:54","startHours":25.33100417991886,"endHours":26.90388954724157,"quality":"inauspicious"},{"name":"Chala","start":"02:54","end":"04:29","startHours":26.90388954724157,"endHours":28.47677491456428,"quality":"neutral"},{"name":"Labha","start":"04:29","end":"06:03","startHours":28.47677491456428,"endHours":30.049660281886993,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:03","end":"07:03","startHours":6.049660281886993,"endHours":7.049660281886993,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:03","end":"08:03","startHours":7.049660281886993,"endHours":8.049660281886993,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:03","end":"09:03","startHours":8.049660281886993,"endHours":9.049660281886993,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:03","end":"10:03","startHours":9.049660281886993,"endHours":10.049660281886993,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:03","end":"11:03","startHours":10.049660281886993,"endHours":11.049660281886993,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:03","end":"12:03","startHours":11.049660281886993,"endHours":12.049660281886993,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:03","end":"13:03","startHours":12.049660281886993,"endHours":13.049660281886993,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:03","end":"14:03","startHours":13.049660281886993,"endHours":14.049660281886993,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:03","end":"15:03","startHours":14.049660281886993,"endHours":15.049660281886993,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:03","end":"16:03","startHours":15.049660281886993,"endHours":16.049660281886993,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:03","end":"17:03","startHours":16.049660281886993,"endHours":17.049660281886993,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:03","end":"18:03","startHours":17.049660281886993,"endHours":18.049660281886993,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:03","end":"19:03","startHours":18.049660281886993,"endHours":19.049660281886993,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:03","end":"20:03","startHours":19.049660281886993,"endHours":20.049660281886993,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:03","end":"21:03","startHours":20.049660281886993,"endHours":21.049660281886993,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:03","end":"22:03","startHours":21.049660281886993,"endHours":22.049660281886993,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:03","end":"23:03","startHours":22.049660281886993,"endHours":23.049660281886993,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:03","end":"00:03","startHours":23.049660281886993,"endHours":24.049660281886993,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:03","end":"01:03","startHours":24.049660281886993,"endHours":25.049660281886993,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:03","end":"02:03","startHours":25.049660281886993,"endHours":26.049660281886993,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:03","end":"03:03","startHours":26.049660281886993,"endHours":27.049660281886993,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:03","end":"04:03","startHours":27.049660281886993,"endHours":28.049660281886993,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:03","end":"05:03","startHours":28.049660281886993,"endHours":29.049660281886993,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:03","end":"06:03","startHours":29.049660281886993,"endHours":30.049660281886993,"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":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.411583690525148,"eotMinutes":15.696871244231174,"ayanamsa":20.805}},"calendars":{"vikram_samvat":1838,"vikram_samvatsara":"Ānanda","saka_samvat":1703,"saka_samvatsara":"Plava","bengali_samvat":1188,"malayalam_era":957,"nanakshahi_year":312,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Kārtika","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":"Kārtika Śukla Tṛtīyā · Vikram 1838 Ānanda · Śaka 1703 Plava"},"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 20, 1781 CE · Ayodhyā · Vidhyamitra","description":"October 20, 1781 CE for Ayodhyā: Śukla Tṛtīyā, sūryodaya 06:03, sūryāsta 17:28.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1781-10-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1781-10-20","sa":"https://sa.vidhyamitra.com/city/ayodhya/1781-10-20","hi":"https://hi.vidhyamitra.com/city/ayodhya/1781-10-20","x-default":"https://vidhyamitra.com/city/ayodhya/1781-10-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T01:28:31.796Z","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":"2026-06-01T01:28:31.796Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T01:28:31.796Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}