{"id":"vidhyamitra:city-day:ayodhya:2121-08-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2121-08-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2121-08-18","date_display":"August 18, 2121 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":2121,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2495968.770833,"kali_year":5223,"ahargana":1907503.2708,"sun":{"sidereal_longitude":118.7105,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":174.8081,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":56.0976,"elapsed_within_tithi_degrees":8.0976},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":174.8081,"elapsed_within_degrees":1.4748},"yoga":{"number":23,"name":"Śubha","sum_longitude":293.5185},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2121,"month":8,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2495968.770833,"ahargana":1907503.2708,"kali_year":5223,"ayanamsa_lahiri":25.552,"grahas":{"sun":{"sidereal_longitude":119.62409600000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":171.54339600000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false,"latitude":-4.4711},"mars":{"sidereal_longitude":168.92419599999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":144.93629599999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":107.02119600000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":89.719896,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":77.14069599999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":271.2972,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":91.2972,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","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":2121,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2495968.770833,"kali_year":5223,"ahargana":1907503.2708,"sun":{"sidereal_longitude":118.7105,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":174.8081,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":56.0976,"elapsed_within_tithi_degrees":8.0976},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":174.8081,"elapsed_within_degrees":1.4748},"yoga":{"number":23,"name":"Śubha","sum_longitude":293.5185},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.471,"elongation":56.098},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.471,"opposition_distance":123.902}},"eclipse_window_40days":[{"offset_days":-19,"type":"lunar","occurs":true,"moon_latitude":0.554,"opposition_distance":1.232}]},"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":"05:34","sunsetLocal":"18:36","solarNoonLocal":"12:05","dayLengthHours":13.030849564902717,"dayLengthDisplay":"13 Hours 01 Mins 51 Secs","nightLengthDisplay":"10 Hours 58 Mins 09 Secs","moonriseLocal":"09:43","moonsetLocal":"21:21","rahuKala":{"name":"Rāhu Kāla","start":"07:12","end":"08:49","startHours":7.191965708509989,"endHours":8.820821904122829,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:27","end":"12:05","startHours":10.449678099735667,"endHours":12.078534295348508,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:42","end":"15:20","startHours":13.707390490961348,"endHours":15.336246686574187,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:02","startHours":8.603641078041116,"endHours":9.038002730204541,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:06","end":"06:27","startHours":6.106061578101429,"endHours":6.453550899832169,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:31","startHours":11.644172643185083,"endHours":12.512895947511932,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:50","end":"04:42","startHours":3.825662904243454,"endHours":4.694386208570302,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:29","end":"05:34","startHours":4.47720538248859,"endHours":5.5631095128971495,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:15","end":"15:07","startHours":14.250342556165627,"endHours":15.119065860492475,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:24","end":"18:48","startHours":18.393959077799867,"endHours":18.793959077799865,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:36","end":"19:08","startHours":18.593959077799866,"endHours":19.136911143004145,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:21","end":"20:06","startHours":18.343959077799866,"endHours":20.093959077799866,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:31","startHours":23.644172643185083,"endHours":24.512895947511932,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:34","end":"07:12","startHours":5.5631095128971495,"endHours":7.191965708509989,"quality":"auspicious"},{"name":"Kāla","start":"07:12","end":"08:49","startHours":7.191965708509989,"endHours":8.820821904122829,"quality":"inauspicious"},{"name":"Śubha","start":"08:49","end":"10:27","startHours":8.820821904122829,"endHours":10.449678099735667,"quality":"auspicious"},{"name":"Roga","start":"10:27","end":"12:05","startHours":10.449678099735667,"endHours":12.078534295348508,"quality":"inauspicious"},{"name":"Udveg","start":"12:05","end":"13:42","startHours":12.078534295348508,"endHours":13.707390490961348,"quality":"inauspicious"},{"name":"Chala","start":"13:42","end":"15:20","startHours":13.707390490961348,"endHours":15.336246686574187,"quality":"neutral"},{"name":"Labha","start":"15:20","end":"16:58","startHours":15.336246686574187,"endHours":16.965102882187026,"quality":"auspicious"},{"name":"Amṛta","start":"16:58","end":"18:36","startHours":16.965102882187026,"endHours":18.593959077799866,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:36","end":"19:58","startHours":18.593959077799866,"endHours":19.965102882187026,"quality":"neutral"},{"name":"Labha","start":"19:58","end":"21:20","startHours":19.965102882187026,"endHours":21.336246686574185,"quality":"auspicious"},{"name":"Amṛta","start":"21:20","end":"22:42","startHours":21.336246686574185,"endHours":22.707390490961348,"quality":"auspicious"},{"name":"Kāla","start":"22:42","end":"00:05","startHours":22.707390490961348,"endHours":24.078534295348508,"quality":"inauspicious"},{"name":"Śubha","start":"00:05","end":"01:27","startHours":24.078534295348508,"endHours":25.449678099735667,"quality":"auspicious"},{"name":"Roga","start":"01:27","end":"02:49","startHours":25.449678099735667,"endHours":26.82082190412283,"quality":"inauspicious"},{"name":"Udveg","start":"02:49","end":"04:12","startHours":26.82082190412283,"endHours":28.19196570850999,"quality":"inauspicious"},{"name":"Chala","start":"04:12","end":"05:34","startHours":28.19196570850999,"endHours":29.56310951289715,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:34","end":"06:34","startHours":5.5631095128971495,"endHours":6.5631095128971495,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:34","end":"07:34","startHours":6.5631095128971495,"endHours":7.5631095128971495,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:34","end":"08:34","startHours":7.5631095128971495,"endHours":8.56310951289715,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:34","end":"09:34","startHours":8.56310951289715,"endHours":9.56310951289715,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:34","end":"10:34","startHours":9.56310951289715,"endHours":10.56310951289715,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:34","end":"11:34","startHours":10.56310951289715,"endHours":11.56310951289715,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:34","end":"12:34","startHours":11.56310951289715,"endHours":12.56310951289715,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:34","end":"13:34","startHours":12.56310951289715,"endHours":13.56310951289715,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:34","end":"14:34","startHours":13.56310951289715,"endHours":14.56310951289715,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:34","end":"15:34","startHours":14.56310951289715,"endHours":15.56310951289715,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:34","end":"16:34","startHours":15.56310951289715,"endHours":16.56310951289715,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:34","end":"17:34","startHours":16.56310951289715,"endHours":17.56310951289715,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:34","end":"18:34","startHours":17.56310951289715,"endHours":18.56310951289715,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:34","end":"19:34","startHours":18.56310951289715,"endHours":19.56310951289715,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:34","end":"20:34","startHours":19.56310951289715,"endHours":20.56310951289715,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:34","end":"21:34","startHours":20.56310951289715,"endHours":21.56310951289715,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:34","end":"22:34","startHours":21.56310951289715,"endHours":22.56310951289715,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:34","end":"23:34","startHours":22.56310951289715,"endHours":23.56310951289715,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:34","end":"00:34","startHours":23.56310951289715,"endHours":24.56310951289715,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:34","end":"01:34","startHours":24.56310951289715,"endHours":25.56310951289715,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:34","end":"02:34","startHours":25.56310951289715,"endHours":26.56310951289715,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:34","end":"03:34","startHours":26.56310951289715,"endHours":27.56310951289715,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:34","end":"04:34","startHours":27.56310951289715,"endHours":28.56310951289715,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:34","end":"05:34","startHours":28.56310951289715,"endHours":29.56310951289715,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":13.12801735809851,"eotMinutes":-3.5280577209103767,"ayanamsa":25.552}},"calendars":{"vikram_samvat":2178,"vikram_samvatsara":"Jaya","saka_samvat":2043,"saka_samvatsara":"Vṛṣa","bengali_samvat":1528,"malayalam_era":1297,"nanakshahi_year":652,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Pañcamī · Vikram 2178 Jaya · Śaka 2043 Vṛṣa"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 August 18, 2121 CE · Ayodhyā · Vidhyamitra","description":"August 18, 2121 CE for Ayodhyā: Śukla Pañcamī, sūryodaya 05:34, sūryāsta 18:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2121-08-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2121-08-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/2121-08-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/2121-08-18","x-default":"https://vidhyamitra.com/city/ayodhya/2121-08-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T14:31:21.604Z","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":"2026-05-16T14:31:21.604Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T14:31:21.604Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}