{"id":"vidhyamitra:city-day:ayodhya:2021-08-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2021-08-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2021-08-09","date_display":"August 9, 2021 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":2021,"month":8,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459435.770833,"kali_year":5123,"ahargana":1870970.2708,"sun":{"sidereal_longitude":111.9093,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":117.1152,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":5.2059,"elapsed_within_tithi_degrees":5.2059},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":117.1152,"elapsed_within_degrees":10.4485},"yoga":{"number":18,"name":"Varīyān","sum_longitude":229.0245},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"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":2021,"month":8,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2459435.770833,"ahargana":1870970.2708,"kali_year":5123,"ayanamsa_lahiri":24.1548,"grahas":{"sun":{"sidereal_longitude":112.54272500000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":118.147425,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false,"latitude":4.2314},"mars":{"sidereal_longitude":131.927525,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":120.09752500000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":304.457225,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":147.06552499999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":285.552725,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":46.9913,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":226.9913,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2021,"month":8,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459435.770833,"kali_year":5123,"ahargana":1870970.2708,"sun":{"sidereal_longitude":111.9093,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":117.1152,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":5.2059,"elapsed_within_tithi_degrees":5.2059},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":117.1152,"elapsed_within_degrees":10.4485},"yoga":{"number":18,"name":"Varīyān","sum_longitude":229.0245},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.231,"elongation":5.206},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.231,"opposition_distance":174.794}},"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":"05:30","sunsetLocal":"18:43","solarNoonLocal":"12:06","dayLengthHours":13.22873605282486,"dayLengthDisplay":"13 Hours 13 Mins 43 Secs","nightLengthDisplay":"10 Hours 46 Mins 17 Secs","moonriseLocal":"05:57","moonsetLocal":"19:01","rahuKala":{"name":"Rāhu Kāla","start":"07:09","end":"08:48","startHours":7.145822711359548,"endHours":8.799414717962655,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:27","end":"12:06","startHours":10.453006724565764,"endHours":12.106598731168871,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:46","end":"15:25","startHours":13.760190737771978,"endHours":15.413782744375087,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:35","end":"09:01","startHours":8.578935783748909,"endHours":9.019893652176403,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:03","end":"06:24","startHours":6.04342804029081,"endHours":6.396194335032806,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:33","startHours":11.665640862741375,"endHours":12.547556599596367,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:44","end":"04:37","startHours":3.7283992310464598,"endHours":4.61031496790145,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:23","end":"05:30","startHours":4.389836033687702,"endHours":5.492230704756441,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:19","end":"15:12","startHours":14.311388073306349,"endHours":15.19330381016134,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:31","end":"18:55","startHours":18.520966757581302,"endHours":18.9209667575813,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:43","end":"19:16","startHours":18.7209667575813,"endHours":19.27216409311567,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:28","end":"20:13","startHours":18.4709667575813,"endHours":20.2209667575813,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:33","startHours":23.665640862741377,"endHours":24.54755659959637,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:30","end":"07:09","startHours":5.492230704756441,"endHours":7.145822711359548,"quality":"auspicious"},{"name":"Kāla","start":"07:09","end":"08:48","startHours":7.145822711359548,"endHours":8.799414717962655,"quality":"inauspicious"},{"name":"Śubha","start":"08:48","end":"10:27","startHours":8.799414717962655,"endHours":10.453006724565764,"quality":"auspicious"},{"name":"Roga","start":"10:27","end":"12:06","startHours":10.453006724565764,"endHours":12.106598731168871,"quality":"inauspicious"},{"name":"Udveg","start":"12:06","end":"13:46","startHours":12.106598731168871,"endHours":13.760190737771978,"quality":"inauspicious"},{"name":"Chala","start":"13:46","end":"15:25","startHours":13.760190737771978,"endHours":15.413782744375087,"quality":"neutral"},{"name":"Labha","start":"15:25","end":"17:04","startHours":15.413782744375087,"endHours":17.067374750978196,"quality":"auspicious"},{"name":"Amṛta","start":"17:04","end":"18:43","startHours":17.067374750978196,"endHours":18.7209667575813,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:43","end":"20:04","startHours":18.7209667575813,"endHours":20.067374750978193,"quality":"neutral"},{"name":"Labha","start":"20:04","end":"21:25","startHours":20.067374750978193,"endHours":21.413782744375087,"quality":"auspicious"},{"name":"Amṛta","start":"21:25","end":"22:46","startHours":21.413782744375087,"endHours":22.76019073777198,"quality":"auspicious"},{"name":"Kāla","start":"22:46","end":"00:06","startHours":22.76019073777198,"endHours":24.106598731168873,"quality":"inauspicious"},{"name":"Śubha","start":"00:06","end":"01:27","startHours":24.106598731168873,"endHours":25.453006724565764,"quality":"auspicious"},{"name":"Roga","start":"01:27","end":"02:48","startHours":25.453006724565764,"endHours":26.799414717962655,"quality":"inauspicious"},{"name":"Udveg","start":"02:48","end":"04:09","startHours":26.799414717962655,"endHours":28.14582271135955,"quality":"inauspicious"},{"name":"Chala","start":"04:09","end":"05:30","startHours":28.14582271135955,"endHours":29.49223070475644,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:30","end":"06:30","startHours":5.492230704756441,"endHours":6.492230704756441,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:30","end":"07:30","startHours":6.492230704756441,"endHours":7.492230704756441,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:30","end":"08:30","startHours":7.492230704756441,"endHours":8.492230704756441,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:30","end":"09:30","startHours":8.492230704756441,"endHours":9.492230704756441,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:30","end":"10:30","startHours":9.492230704756441,"endHours":10.492230704756441,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:30","end":"11:30","startHours":10.492230704756441,"endHours":11.492230704756441,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:30","end":"12:30","startHours":11.492230704756441,"endHours":12.492230704756441,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:30","end":"13:30","startHours":12.492230704756441,"endHours":13.492230704756441,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:30","end":"14:30","startHours":13.492230704756441,"endHours":14.492230704756441,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:30","end":"15:30","startHours":14.492230704756441,"endHours":15.492230704756441,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:30","end":"16:30","startHours":15.492230704756441,"endHours":16.49223070475644,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:30","end":"17:30","startHours":16.49223070475644,"endHours":17.49223070475644,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:30","end":"18:30","startHours":17.49223070475644,"endHours":18.49223070475644,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:30","end":"19:30","startHours":18.49223070475644,"endHours":19.49223070475644,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:30","end":"20:30","startHours":19.49223070475644,"endHours":20.49223070475644,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:30","end":"21:30","startHours":20.49223070475644,"endHours":21.49223070475644,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:30","end":"22:30","startHours":21.49223070475644,"endHours":22.49223070475644,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:30","end":"23:30","startHours":22.49223070475644,"endHours":23.49223070475644,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:30","end":"00:30","startHours":23.49223070475644,"endHours":24.49223070475644,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:30","end":"01:30","startHours":24.49223070475644,"endHours":25.49223070475644,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:30","end":"02:30","startHours":25.49223070475644,"endHours":26.49223070475644,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:30","end":"03:30","startHours":26.49223070475644,"endHours":27.49223070475644,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:30","end":"04:30","startHours":27.49223070475644,"endHours":28.49223070475644,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:30","end":"05:30","startHours":28.49223070475644,"endHours":29.49223070475644,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"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":15.830041630646749,"eotMinutes":-5.211923870132258,"ayanamsa":24.1548}},"calendars":{"vikram_samvat":2078,"vikram_samvatsara":"Ānanda","saka_samvat":1943,"saka_samvatsara":"Plava","bengali_samvat":1428,"malayalam_era":1197,"nanakshahi_year":552,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Pratipada · Vikram 2078 Ānanda · Śaka 1943 Plava"},"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 9, 2021 CE · Ayodhyā · Vidhyamitra","description":"August 9, 2021 CE for Ayodhyā: Śukla Pratipada, sūryodaya 05:30, sūryāsta 18:43.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2021-08-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2021-08-09","sa":"https://sa.vidhyamitra.com/city/ayodhya/2021-08-09","hi":"https://hi.vidhyamitra.com/city/ayodhya/2021-08-09","x-default":"https://vidhyamitra.com/city/ayodhya/2021-08-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T06:15:55.259Z","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":"2026-05-15T06:15:55.259Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T06:15:55.259Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}