{"id":"vidhyamitra:city-day:ayodhya:1821-08-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1821-08-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1821-08-06","date_display":"August 6, 1821 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":1821,"month":8,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2386383.770833,"kali_year":4923,"ahargana":1797918.2708,"sun":{"sidereal_longitude":111.6722,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":203.0435,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":91.3713,"elapsed_within_tithi_degrees":7.3713},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":203.0435,"elapsed_within_degrees":3.0435},"yoga":{"number":24,"name":"Śukla","sum_longitude":314.7157},"karana":{"half_tithi_index":15,"name":"Bava"},"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":1821,"month":8,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2386383.770833,"ahargana":1797918.2708,"kali_year":4923,"ayanamsa_lahiri":21.3608,"grahas":{"sun":{"sidereal_longitude":111.82054800000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":201.10814800000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":-4.091},"mars":{"sidereal_longitude":67.48084800000004,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":107.507948,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":10.604047999999977,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":134.712448,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":6.962947999999983,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":317.6378,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":137.6378,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"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":1821,"month":8,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2386383.770833,"kali_year":4923,"ahargana":1797918.2708,"sun":{"sidereal_longitude":111.6722,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":203.0435,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":91.3713,"elapsed_within_tithi_degrees":7.3713},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":203.0435,"elapsed_within_degrees":3.0435},"yoga":{"number":24,"name":"Śukla","sum_longitude":314.7157},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.091,"elongation":91.371},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.091,"opposition_distance":88.629}},"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":"05:28","sunsetLocal":"18:46","solarNoonLocal":"12:07","dayLengthHours":13.305763283133672,"dayLengthDisplay":"13 Hours 18 Mins 21 Secs","nightLengthDisplay":"10 Hours 41 Mins 39 Secs","moonriseLocal":"12:34","moonsetLocal":"23:34","rahuKala":{"name":"Rāhu Kāla","start":"07:07","end":"08:47","startHours":7.1232775209753,"endHours":8.786497931367009,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:27","end":"12:07","startHours":10.449718341758718,"endHours":12.112938752150427,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:47","end":"15:26","startHours":13.776159162542136,"endHours":15.439379572933845,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:34","end":"09:00","startHours":8.564735209981448,"endHours":9.00826065275257,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:01","end":"06:22","startHours":6.014463914047494,"endHours":6.3692842682643915,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:33","startHours":11.669413309379305,"endHours":12.55646419492155,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:41","end":"04:34","startHours":3.6859553394991016,"endHours":4.573006225041347,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:21","end":"05:28","startHours":4.351243503655786,"endHours":5.460057110583591,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:13","startHours":14.330565966006038,"endHours":15.217616851548282,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:34","end":"18:58","startHours":18.565820393717264,"endHours":18.965820393717262,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:46","end":"19:19","startHours":18.765820393717263,"endHours":19.320227197181165,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:31","end":"20:16","startHours":18.515820393717263,"endHours":20.265820393717263,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:33","startHours":23.669413309379305,"endHours":24.55646419492155,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:28","end":"07:07","startHours":5.460057110583591,"endHours":7.1232775209753,"quality":"auspicious"},{"name":"Kāla","start":"07:07","end":"08:47","startHours":7.1232775209753,"endHours":8.786497931367009,"quality":"inauspicious"},{"name":"Śubha","start":"08:47","end":"10:27","startHours":8.786497931367009,"endHours":10.449718341758718,"quality":"auspicious"},{"name":"Roga","start":"10:27","end":"12:07","startHours":10.449718341758718,"endHours":12.112938752150427,"quality":"inauspicious"},{"name":"Udveg","start":"12:07","end":"13:47","startHours":12.112938752150427,"endHours":13.776159162542136,"quality":"inauspicious"},{"name":"Chala","start":"13:47","end":"15:26","startHours":13.776159162542136,"endHours":15.439379572933845,"quality":"neutral"},{"name":"Labha","start":"15:26","end":"17:06","startHours":15.439379572933845,"endHours":17.102599983325554,"quality":"auspicious"},{"name":"Amṛta","start":"17:06","end":"18:46","startHours":17.102599983325554,"endHours":18.765820393717263,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:46","end":"20:06","startHours":18.765820393717263,"endHours":20.102599983325554,"quality":"neutral"},{"name":"Labha","start":"20:06","end":"21:26","startHours":20.102599983325554,"endHours":21.439379572933845,"quality":"auspicious"},{"name":"Amṛta","start":"21:26","end":"22:47","startHours":21.439379572933845,"endHours":22.776159162542136,"quality":"auspicious"},{"name":"Kāla","start":"22:47","end":"00:07","startHours":22.776159162542136,"endHours":24.112938752150427,"quality":"inauspicious"},{"name":"Śubha","start":"00:07","end":"01:27","startHours":24.112938752150427,"endHours":25.449718341758718,"quality":"auspicious"},{"name":"Roga","start":"01:27","end":"02:47","startHours":25.449718341758718,"endHours":26.78649793136701,"quality":"inauspicious"},{"name":"Udveg","start":"02:47","end":"04:07","startHours":26.78649793136701,"endHours":28.1232775209753,"quality":"inauspicious"},{"name":"Chala","start":"04:07","end":"05:28","startHours":28.1232775209753,"endHours":29.46005711058359,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:28","end":"06:28","startHours":5.460057110583591,"endHours":6.460057110583591,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:28","end":"07:28","startHours":6.460057110583591,"endHours":7.460057110583591,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:28","end":"08:28","startHours":7.460057110583591,"endHours":8.460057110583591,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:28","end":"09:28","startHours":8.460057110583591,"endHours":9.460057110583591,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:28","end":"10:28","startHours":9.460057110583591,"endHours":10.460057110583591,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:28","end":"11:28","startHours":10.460057110583591,"endHours":11.460057110583591,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:28","end":"12:28","startHours":11.460057110583591,"endHours":12.460057110583591,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:28","end":"13:28","startHours":12.460057110583591,"endHours":13.460057110583591,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:28","end":"14:28","startHours":13.460057110583591,"endHours":14.460057110583591,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:28","end":"15:28","startHours":14.460057110583591,"endHours":15.460057110583591,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:28","end":"16:28","startHours":15.460057110583591,"endHours":16.46005711058359,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:28","end":"17:28","startHours":16.46005711058359,"endHours":17.46005711058359,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:28","end":"18:28","startHours":17.46005711058359,"endHours":18.46005711058359,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:28","end":"19:28","startHours":18.46005711058359,"endHours":19.46005711058359,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:28","end":"20:28","startHours":19.46005711058359,"endHours":20.46005711058359,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:28","end":"21:28","startHours":20.46005711058359,"endHours":21.46005711058359,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:28","end":"22:28","startHours":21.46005711058359,"endHours":22.46005711058359,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:28","end":"23:28","startHours":22.46005711058359,"endHours":23.46005711058359,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:28","end":"00:28","startHours":23.46005711058359,"endHours":24.46005711058359,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:28","end":"01:28","startHours":24.46005711058359,"endHours":25.46005711058359,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:28","end":"02:28","startHours":25.46005711058359,"endHours":26.46005711058359,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:28","end":"03:28","startHours":26.46005711058359,"endHours":27.46005711058359,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:28","end":"04:28","startHours":27.46005711058359,"endHours":28.46005711058359,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:28","end":"05:28","startHours":28.46005711058359,"endHours":29.46005711058359,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":16.859339246877948,"eotMinutes":-5.592325129025582,"ayanamsa":21.3608}},"calendars":{"vikram_samvat":1878,"vikram_samvatsara":"Jaya","saka_samvat":1743,"saka_samvatsara":"Vṛṣa","bengali_samvat":1228,"malayalam_era":997,"nanakshahi_year":352,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Aṣṭamī · Vikram 1878 Jaya · Śaka 1743 Vṛṣa"},"festivals":[],"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":[{"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},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","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 6, 1821 CE · Ayodhyā · Vidhyamitra","description":"August 6, 1821 CE for Ayodhyā: Śukla Aṣṭamī, sūryodaya 05:28, sūryāsta 18:46.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1821-08-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1821-08-06","sa":"https://sa.vidhyamitra.com/city/ayodhya/1821-08-06","hi":"https://hi.vidhyamitra.com/city/ayodhya/1821-08-06","x-default":"https://vidhyamitra.com/city/ayodhya/1821-08-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T23:32:23.407Z","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":"2026-05-30T23:32:23.407Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-30T23:32:23.407Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}