{"id":"vidhyamitra:city-day:ayodhya:2209-04-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2209-04-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2209-04-21","date_display":"April 21, 2209 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":2209,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2527990.770833,"kali_year":5311,"ahargana":1939525.2708,"sun":{"sidereal_longitude":3.5277,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":182.57,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":179.0423,"elapsed_within_tithi_degrees":11.0423},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":182.57,"elapsed_within_degrees":9.2366},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":186.0976},"karana":{"half_tithi_index":29,"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":2209,"month":4,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2527990.770833,"ahargana":1939525.2708,"kali_year":5311,"ayanamsa_lahiri":26.7768,"grahas":{"sun":{"sidereal_longitude":3.895719999999983,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":183.31722000000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false,"latitude":0.9383},"mars":{"sidereal_longitude":49.489120000000014,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":334.59982,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":244.51811999999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"venus":{"sidereal_longitude":315.02402000000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":57.02751999999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":14.6175,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":194.6175,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"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":2209,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2527990.770833,"kali_year":5311,"ahargana":1939525.2708,"sun":{"sidereal_longitude":3.5277,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":182.57,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":179.0423,"elapsed_within_tithi_degrees":11.0423},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":182.57,"elapsed_within_degrees":9.2366},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":186.0976},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.938,"elongation":179.042},"lunar":{"type":"lunar","occurs":true,"moon_latitude":0.938,"opposition_distance":0.958}},"eclipse_window_40days":[{"offset_days":0,"type":"lunar","occurs":true,"moon_latitude":0.938,"opposition_distance":0.958},{"offset_days":14,"type":"solar","occurs":true,"moon_latitude":0.391,"elongation":1.765}]},"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":"05:32","sunsetLocal":"18:28","solarNoonLocal":"12:00","dayLengthHours":12.928918861664947,"dayLengthDisplay":"12 Hours 55 Mins 44 Secs","nightLengthDisplay":"11 Hours 04 Mins 16 Secs","moonriseLocal":"18:19","moonsetLocal":"05:37","rahuKala":{"name":"Rāhu Kāla","start":"10:23","end":"12:00","startHours":10.383829661605844,"endHours":11.999944519313964,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:14","end":"16:51","startHours":15.2321742347302,"endHours":16.848289092438318,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:09","end":"08:46","startHours":7.1515999461896085,"endHours":8.767714803897727,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:33","end":"08:59","startHours":8.552232822869978,"endHours":8.983196784925475,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:25","startHours":6.074190041050863,"endHours":6.418961210695262,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:34","end":"12:26","startHours":11.568980557258465,"endHours":12.430908481369462,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:49","end":"04:40","startHours":3.811629240259497,"endHours":4.673557164370494,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:27","end":"05:32","startHours":4.4580751833427446,"endHours":5.53548508848149,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:01","startHours":14.154764329591455,"endHours":15.016692253702452,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:16","end":"18:40","startHours":18.264403950146438,"endHours":18.664403950146436,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:28","end":"19:00","startHours":18.464403950146437,"endHours":19.00310890271581,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:13","end":"19:58","startHours":18.214403950146437,"endHours":19.964403950146437,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:34","end":"00:26","startHours":23.568980557258467,"endHours":24.43090848136946,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:32","end":"07:09","startHours":5.53548508848149,"endHours":7.1515999461896085,"quality":"neutral"},{"name":"Labha","start":"07:09","end":"08:46","startHours":7.1515999461896085,"endHours":8.767714803897727,"quality":"auspicious"},{"name":"Amṛta","start":"08:46","end":"10:23","startHours":8.767714803897727,"endHours":10.383829661605844,"quality":"auspicious"},{"name":"Kāla","start":"10:23","end":"12:00","startHours":10.383829661605844,"endHours":11.999944519313964,"quality":"inauspicious"},{"name":"Śubha","start":"12:00","end":"13:37","startHours":11.999944519313964,"endHours":13.616059377022083,"quality":"auspicious"},{"name":"Roga","start":"13:37","end":"15:14","startHours":13.616059377022083,"endHours":15.2321742347302,"quality":"inauspicious"},{"name":"Udveg","start":"15:14","end":"16:51","startHours":15.2321742347302,"endHours":16.848289092438318,"quality":"inauspicious"},{"name":"Chala","start":"16:51","end":"18:28","startHours":16.848289092438318,"endHours":18.464403950146437,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:28","end":"19:51","startHours":18.464403950146437,"endHours":19.848289092438318,"quality":"inauspicious"},{"name":"Udveg","start":"19:51","end":"21:14","startHours":19.848289092438318,"endHours":21.232174234730202,"quality":"inauspicious"},{"name":"Chala","start":"21:14","end":"22:37","startHours":21.232174234730202,"endHours":22.616059377022083,"quality":"neutral"},{"name":"Labha","start":"22:37","end":"00:00","startHours":22.616059377022083,"endHours":23.999944519313964,"quality":"auspicious"},{"name":"Amṛta","start":"00:00","end":"01:23","startHours":23.999944519313964,"endHours":25.383829661605844,"quality":"auspicious"},{"name":"Kāla","start":"01:23","end":"02:46","startHours":25.383829661605844,"endHours":26.767714803897725,"quality":"inauspicious"},{"name":"Śubha","start":"02:46","end":"04:09","startHours":26.767714803897725,"endHours":28.15159994618961,"quality":"auspicious"},{"name":"Roga","start":"04:09","end":"05:32","startHours":28.15159994618961,"endHours":29.53548508848149,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:32","end":"06:32","startHours":5.53548508848149,"endHours":6.53548508848149,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:32","end":"07:32","startHours":6.53548508848149,"endHours":7.53548508848149,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:32","end":"08:32","startHours":7.53548508848149,"endHours":8.53548508848149,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:32","end":"09:32","startHours":8.53548508848149,"endHours":9.53548508848149,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:32","end":"10:32","startHours":9.53548508848149,"endHours":10.53548508848149,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:32","end":"11:32","startHours":10.53548508848149,"endHours":11.53548508848149,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:32","end":"12:32","startHours":11.53548508848149,"endHours":12.53548508848149,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:32","end":"13:32","startHours":12.53548508848149,"endHours":13.53548508848149,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:32","end":"14:32","startHours":13.53548508848149,"endHours":14.53548508848149,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:32","end":"15:32","startHours":14.53548508848149,"endHours":15.53548508848149,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:32","end":"16:32","startHours":15.53548508848149,"endHours":16.53548508848149,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:32","end":"17:32","startHours":16.53548508848149,"endHours":17.53548508848149,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:32","end":"18:32","startHours":17.53548508848149,"endHours":18.53548508848149,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:32","end":"19:32","startHours":18.53548508848149,"endHours":19.53548508848149,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:32","end":"20:32","startHours":19.53548508848149,"endHours":20.53548508848149,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:32","end":"21:32","startHours":20.53548508848149,"endHours":21.53548508848149,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:32","end":"22:32","startHours":21.53548508848149,"endHours":22.53548508848149,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:32","end":"23:32","startHours":22.53548508848149,"endHours":23.53548508848149,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:32","end":"00:32","startHours":23.53548508848149,"endHours":24.53548508848149,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:32","end":"01:32","startHours":24.53548508848149,"endHours":25.53548508848149,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:32","end":"02:32","startHours":25.53548508848149,"endHours":26.53548508848149,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:32","end":"03:32","startHours":26.53548508848149,"endHours":27.53548508848149,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:32","end":"04:32","startHours":27.53548508848149,"endHours":28.53548508848149,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:32","end":"05:32","startHours":28.53548508848149,"endHours":29.53548508848149,"planetary_lord":"Mars"}],"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":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"South-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":11.706327970615865,"eotMinutes":1.1873288411622274,"ayanamsa":26.7768}},"calendars":{"vikram_samvat":2266,"vikram_samvatsara":"Dundubhi","saka_samvat":2131,"saka_samvatsara":"Saumya","bengali_samvat":1616,"malayalam_era":1385,"nanakshahi_year":740,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Pūrṇimā · Vikram 2266 Dundubhi · Śaka 2131 Saumya"},"festivals":[{"id":"buddha-purnima","name":"Buddha Pūrṇimā","name_sanskrit":"बुद्ध पूर्णिमा","name_alternates":["Vesak","Vaiśākhī Pūrṇimā","Vesakha"],"tradition":"Pan-Hindu","associated_deity":"Buddha (21st avatāra of Krishna per Bhāgavata 1.3.24)","deity_avatara_index":21,"significance":"Buddha's birth, enlightenment, and mahāparinirvāṇa all on this Vaiśākha Pūrṇimā. Most sacred Buddhist + Vaishnava day.","vrata":true,"primary_observance":"Day-long observance of compassion (karuṇā) and ahiṁsā; Buddha-stuti at sunset","detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":1,"related_chart":"buddha","historical_anchor":{"event":"Bhagavān Buddha's birth at Lumbinī","date_julian":"-0562-04-11","location":"Lumbinī, Nepal"},"sources":["Bhāgavata Purāṇa 1.3.24","Pāli Tipiṭaka","Buddhacarita by Aśvaghoṣa"]},{"id":"kurma-jayanti","name":"Kūrma Jayantī","name_sanskrit":"कूर्म जयन्ती","tradition":"Vaishnava","associated_deity":"Kūrma (2nd avatāra of Krishna)","deity_avatara_index":11,"significance":"Kūrma supports Mount Mandara during the Sāgara-mathana (churning of the cosmic ocean).","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":4,"sources":["Bhāgavata 8.7-8"]},{"id":"chandika-jayanti","name":"Chaṇḍikā Jayantī","name_sanskrit":"चण्डिका जयन्ती","tradition":"Shakta","associated_deity":"Devī Chaṇḍikā","significance":"Devī's fierce protective form. Often coincides with Buddha Pūrṇimā.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":5},{"id":"chitra-paurnami","name":"Citrā Paurṇamī","name_sanskrit":"चित्रा पौर्णमी","tradition":"Regional","significance":"Tamil regional Vaiśākha Pūrṇimā observance; honors Citragupta.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":6},{"id":"vaishakha-purnima-vrat","name":"Vaiśākha Pūrṇimā Vrat","name_sanskrit":"वैशाख पूर्णिमा व्रत","tradition":"Pan-Hindu","significance":"General Pūrṇimā vrat in Vaiśākha (highly auspicious month).","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":7}],"todays_walk":{"walk":{"id":"buddha-purnima-walk","name":"Buddha Pūrṇimā Walk","name_sanskrit":"बुद्ध पूर्णिमा यात्रा","type":"festival","description":"Bhāgavata 1.3.24 (Buddha as 21st avatāra) + BG 12.13 (compassion) + Dhammapada parallels.","step_count":7,"url":"/walk/buddha-purnima-walk"},"reason":"Today is Buddha Pūrṇimā — its dedicated walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","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 April 21, 2209 CE · Ayodhyā · Vidhyamitra","description":"April 21, 2209 CE for Ayodhyā: Śukla Pūrṇimā, sūryodaya 05:32, sūryāsta 18:28.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2209-04-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2209-04-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/2209-04-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/2209-04-21","x-default":"https://vidhyamitra.com/city/ayodhya/2209-04-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T11:02:35.315Z","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":"2026-06-01T11:02:35.315Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T11:02:35.315Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}