{"id":"vidhyamitra:city-day:ayodhya:2178-08-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2178-08-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2178-08-21","date_display":"August 21, 2178 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":2178,"month":8,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2516790.770833,"kali_year":5280,"ahargana":1928325.2708,"sun":{"sidereal_longitude":120.8636,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":216.6624,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":95.7989,"elapsed_within_tithi_degrees":11.7989},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":216.6624,"elapsed_within_degrees":3.3291},"yoga":{"number":26,"name":"Indra","sum_longitude":337.526},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2178,"month":8,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2516790.770833,"ahargana":1928325.2708,"kali_year":5280,"ayanamsa_lahiri":26.3484,"grahas":{"sun":{"sidereal_longitude":121.927142,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":220.58804199999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false,"latitude":-2.3418},"mars":{"sidereal_longitude":2.6413420000000087,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":123.71244200000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":44.160041999999976,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":146.117842,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":52.37564200000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":248.0474,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":68.0474,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":2178,"month":8,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2516790.770833,"kali_year":5280,"ahargana":1928325.2708,"sun":{"sidereal_longitude":120.8636,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":216.6624,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":95.7989,"elapsed_within_tithi_degrees":11.7989},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":216.6624,"elapsed_within_degrees":3.3291},"yoga":{"number":26,"name":"Indra","sum_longitude":337.526},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.342,"elongation":95.799},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.342,"opposition_distance":84.201}},"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":"05:35","sunsetLocal":"18:33","solarNoonLocal":"12:04","dayLengthHours":12.955010622438662,"dayLengthDisplay":"12 Hours 57 Mins 18 Secs","nightLengthDisplay":"11 Hours 02 Mins 42 Secs","moonriseLocal":"13:22","moonsetLocal":"23:56","rahuKala":{"name":"Rāhu Kāla","start":"10:27","end":"12:04","startHours":10.44698856079508,"endHours":12.066364888599914,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:18","end":"16:55","startHours":15.30511754420958,"endHours":16.924493872014413,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:12","end":"08:50","startHours":7.208235905185417,"endHours":8.82761223299025,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:37","end":"09:03","startHours":8.611695389282938,"endHours":9.04352907669756,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:08","end":"06:28","startHours":6.128651686648861,"endHours":6.474118636580559,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:30","startHours":11.634531201185291,"endHours":12.498198576014536,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:52","end":"04:44","startHours":3.8615248277220955,"endHours":4.725192202551339,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:31","end":"05:35","startHours":4.509275358844029,"endHours":5.588859577380584,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:14","end":"15:05","startHours":14.225533325673025,"endHours":15.08920070050227,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:21","end":"18:45","startHours":18.343870199819246,"endHours":18.743870199819245,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:33","end":"19:05","startHours":18.543870199819246,"endHours":19.083662309087522,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:18","end":"20:03","startHours":18.293870199819246,"endHours":20.043870199819246,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:30","startHours":23.634531201185293,"endHours":24.498198576014534,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:35","end":"07:12","startHours":5.588859577380584,"endHours":7.208235905185417,"quality":"neutral"},{"name":"Labha","start":"07:12","end":"08:50","startHours":7.208235905185417,"endHours":8.82761223299025,"quality":"auspicious"},{"name":"Amṛta","start":"08:50","end":"10:27","startHours":8.82761223299025,"endHours":10.44698856079508,"quality":"auspicious"},{"name":"Kāla","start":"10:27","end":"12:04","startHours":10.44698856079508,"endHours":12.066364888599914,"quality":"inauspicious"},{"name":"Śubha","start":"12:04","end":"13:41","startHours":12.066364888599914,"endHours":13.685741216404747,"quality":"auspicious"},{"name":"Roga","start":"13:41","end":"15:18","startHours":13.685741216404747,"endHours":15.30511754420958,"quality":"inauspicious"},{"name":"Udveg","start":"15:18","end":"16:55","startHours":15.30511754420958,"endHours":16.924493872014413,"quality":"inauspicious"},{"name":"Chala","start":"16:55","end":"18:33","startHours":16.924493872014413,"endHours":18.543870199819246,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:33","end":"19:55","startHours":18.543870199819246,"endHours":19.924493872014413,"quality":"inauspicious"},{"name":"Udveg","start":"19:55","end":"21:18","startHours":19.924493872014413,"endHours":21.30511754420958,"quality":"inauspicious"},{"name":"Chala","start":"21:18","end":"22:41","startHours":21.30511754420958,"endHours":22.685741216404747,"quality":"neutral"},{"name":"Labha","start":"22:41","end":"00:04","startHours":22.685741216404747,"endHours":24.066364888599914,"quality":"auspicious"},{"name":"Amṛta","start":"00:04","end":"01:27","startHours":24.066364888599914,"endHours":25.44698856079508,"quality":"auspicious"},{"name":"Kāla","start":"01:27","end":"02:50","startHours":25.44698856079508,"endHours":26.827612232990248,"quality":"inauspicious"},{"name":"Śubha","start":"02:50","end":"04:12","startHours":26.827612232990248,"endHours":28.20823590518542,"quality":"auspicious"},{"name":"Roga","start":"04:12","end":"05:35","startHours":28.20823590518542,"endHours":29.588859577380582,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:35","end":"06:35","startHours":5.588859577380584,"endHours":6.588859577380584,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:35","end":"07:35","startHours":6.588859577380584,"endHours":7.588859577380584,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:35","end":"08:35","startHours":7.588859577380584,"endHours":8.588859577380584,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:35","end":"09:35","startHours":8.588859577380584,"endHours":9.588859577380584,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:35","end":"10:35","startHours":9.588859577380584,"endHours":10.588859577380584,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:35","end":"11:35","startHours":10.588859577380584,"endHours":11.588859577380584,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:35","end":"12:35","startHours":11.588859577380584,"endHours":12.588859577380584,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:35","end":"13:35","startHours":12.588859577380584,"endHours":13.588859577380584,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:35","end":"14:35","startHours":13.588859577380584,"endHours":14.588859577380584,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:35","end":"15:35","startHours":14.588859577380584,"endHours":15.588859577380584,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:35","end":"16:35","startHours":15.588859577380584,"endHours":16.588859577380582,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:35","end":"17:35","startHours":16.588859577380582,"endHours":17.588859577380582,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:35","end":"18:35","startHours":17.588859577380582,"endHours":18.588859577380582,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:35","end":"19:35","startHours":18.588859577380582,"endHours":19.588859577380582,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:35","end":"20:35","startHours":19.588859577380582,"endHours":20.588859577380582,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:35","end":"21:35","startHours":20.588859577380582,"endHours":21.588859577380582,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:35","end":"22:35","startHours":21.588859577380582,"endHours":22.588859577380582,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:35","end":"23:35","startHours":22.588859577380582,"endHours":23.588859577380582,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:35","end":"00:35","startHours":23.588859577380582,"endHours":24.588859577380582,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:35","end":"01:35","startHours":24.588859577380582,"endHours":25.588859577380582,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:35","end":"02:35","startHours":25.588859577380582,"endHours":26.588859577380582,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:35","end":"03:35","startHours":26.588859577380582,"endHours":27.588859577380582,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:35","end":"04:35","startHours":27.588859577380582,"endHours":28.588859577380582,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:35","end":"05:35","startHours":28.588859577380582,"endHours":29.588859577380582,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"South-East","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":12.072050552437963,"eotMinutes":-2.7978933159948465,"ayanamsa":26.3484}},"calendars":{"vikram_samvat":2235,"vikram_samvatsara":"Khara","saka_samvat":2100,"saka_samvatsara":"Bahudhānya","bengali_samvat":1585,"malayalam_era":1354,"nanakshahi_year":709,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Aṣṭamī · Vikram 2235 Khara · Śaka 2100 Bahudhānya"},"festivals":[{"id":"radhashtami","name":"Rādhāṣṭamī","name_sanskrit":"राधाष्टमी","tradition":"Vaishnava","associated_deity":"Śrī Rādhā (Krishna's hlādinī-śakti)","significance":"Manifestation of Śrī Rādhā at Barsānā — Krishna's ādi-śakti.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":2,"sources":["Padma Purāṇa","Brahma-Vaivarta Purāṇa"]},{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","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 August 21, 2178 CE · Ayodhyā · Vidhyamitra","description":"August 21, 2178 CE for Ayodhyā: Śukla Aṣṭamī, sūryodaya 05:35, sūryāsta 18:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2178-08-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2178-08-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/2178-08-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/2178-08-21","x-default":"https://vidhyamitra.com/city/ayodhya/2178-08-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T02:22:01.180Z","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":"2026-05-21T02:22:01.180Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T02:22:01.180Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}