{"id":"vidhyamitra:city-day:ayodhya:-3187-07-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/-3187-07-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3187-07-20","date_display":"July 20, 3188 BCE","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":-3187,"month":7,"day":20,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":557206.770833,"kali_year":-85,"ahargana":-31258.7292,"sun":{"sidereal_longitude":149.0588,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":317.7507,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":168.6919,"elapsed_within_tithi_degrees":0.6919},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":317.7507,"elapsed_within_degrees":11.0841},"yoga":{"number":9,"name":"Śūla","sum_longitude":106.8095},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"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":-3187,"month":7,"day":20,"hour":6,"minute":30,"calendar":"julian"},"julian_day":557206.770833,"ahargana":-31258.7292,"kali_year":-85,"ayanamsa_lahiri":-48.5983,"grahas":{"sun":{"sidereal_longitude":149.0588,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":317.7507,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false,"latitude":-4.4093},"mars":{"sidereal_longitude":163.3934,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":174.7345,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":268.1098,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":173.8625,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":36.8561,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":36.2379,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":216.2379,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":-3187,"month":7,"day":20,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":557206.770833,"kali_year":-85,"ahargana":-31258.7292,"sun":{"sidereal_longitude":149.0588,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":317.7507,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":168.6919,"elapsed_within_tithi_degrees":0.6919},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":317.7507,"elapsed_within_degrees":11.0841},"yoga":{"number":9,"name":"Śūla","sum_longitude":106.8095},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.409,"elongation":168.692},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.409,"opposition_distance":11.308}},"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":"05:13","sunsetLocal":"19:01","solarNoonLocal":"12:07","dayLengthHours":13.791465916166754,"dayLengthDisplay":"13 Hours 47 Mins 29 Secs","nightLengthDisplay":"10 Hours 12 Mins 31 Secs","moonriseLocal":"18:10","moonsetLocal":"04:34","rahuKala":{"name":"Rāhu Kāla","start":"06:57","end":"08:40","startHours":6.947837301690091,"endHours":8.671770541210936,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:24","end":"12:07","startHours":10.395703780731779,"endHours":12.119637020252624,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:51","end":"15:34","startHours":13.843570259773468,"endHours":15.567503499294311,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:27","end":"08:54","startHours":8.44191277594149,"endHours":8.901628306480381,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:48","end":"06:10","startHours":5.798548475342861,"endHours":6.166320899773975,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:35","startHours":11.659921489713732,"endHours":12.579352550791516,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:23","end":"04:18","startHours":3.3850419400136795,"endHours":4.304473001091463,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:04","end":"05:13","startHours":4.074615235822018,"endHours":5.223904062169247,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:20","startHours":14.418214672947084,"endHours":15.337645734024868,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:49","end":"19:13","startHours":18.815369978336,"endHours":19.215369978336,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:01","end":"19:35","startHours":19.015369978336,"endHours":19.590014391509616,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:46","end":"20:31","startHours":18.765369978336,"endHours":20.515369978336,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:35","startHours":23.659921489713735,"endHours":24.579352550791516,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:13","end":"06:57","startHours":5.223904062169247,"endHours":6.947837301690091,"quality":"auspicious"},{"name":"Kāla","start":"06:57","end":"08:40","startHours":6.947837301690091,"endHours":8.671770541210936,"quality":"inauspicious"},{"name":"Śubha","start":"08:40","end":"10:24","startHours":8.671770541210936,"endHours":10.395703780731779,"quality":"auspicious"},{"name":"Roga","start":"10:24","end":"12:07","startHours":10.395703780731779,"endHours":12.119637020252624,"quality":"inauspicious"},{"name":"Udveg","start":"12:07","end":"13:51","startHours":12.119637020252624,"endHours":13.843570259773468,"quality":"inauspicious"},{"name":"Chala","start":"13:51","end":"15:34","startHours":13.843570259773468,"endHours":15.567503499294311,"quality":"neutral"},{"name":"Labha","start":"15:34","end":"17:17","startHours":15.567503499294311,"endHours":17.291436738815158,"quality":"auspicious"},{"name":"Amṛta","start":"17:17","end":"19:01","startHours":17.291436738815158,"endHours":19.015369978336,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:01","end":"20:17","startHours":19.015369978336,"endHours":20.291436738815158,"quality":"neutral"},{"name":"Labha","start":"20:17","end":"21:34","startHours":20.291436738815158,"endHours":21.56750349929431,"quality":"auspicious"},{"name":"Amṛta","start":"21:34","end":"22:51","startHours":21.56750349929431,"endHours":22.843570259773468,"quality":"auspicious"},{"name":"Kāla","start":"22:51","end":"00:07","startHours":22.843570259773468,"endHours":24.119637020252625,"quality":"inauspicious"},{"name":"Śubha","start":"00:07","end":"01:24","startHours":24.119637020252625,"endHours":25.39570378073178,"quality":"auspicious"},{"name":"Roga","start":"01:24","end":"02:40","startHours":25.39570378073178,"endHours":26.671770541210936,"quality":"inauspicious"},{"name":"Udveg","start":"02:40","end":"03:57","startHours":26.671770541210936,"endHours":27.947837301690093,"quality":"inauspicious"},{"name":"Chala","start":"03:57","end":"05:13","startHours":27.947837301690093,"endHours":29.223904062169247,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:13","end":"06:13","startHours":5.223904062169247,"endHours":6.223904062169247,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:13","end":"07:13","startHours":6.223904062169247,"endHours":7.223904062169247,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:13","end":"08:13","startHours":7.223904062169247,"endHours":8.223904062169247,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:13","end":"09:13","startHours":8.223904062169247,"endHours":9.223904062169247,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:13","end":"10:13","startHours":9.223904062169247,"endHours":10.223904062169247,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:13","end":"11:13","startHours":10.223904062169247,"endHours":11.223904062169247,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:13","end":"12:13","startHours":11.223904062169247,"endHours":12.223904062169247,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:13","end":"13:13","startHours":12.223904062169247,"endHours":13.223904062169247,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:13","end":"14:13","startHours":13.223904062169247,"endHours":14.223904062169247,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:13","end":"15:13","startHours":14.223904062169247,"endHours":15.223904062169247,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:13","end":"16:13","startHours":15.223904062169247,"endHours":16.223904062169247,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:13","end":"17:13","startHours":16.223904062169247,"endHours":17.223904062169247,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:13","end":"18:13","startHours":17.223904062169247,"endHours":18.223904062169247,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:13","end":"19:13","startHours":18.223904062169247,"endHours":19.223904062169247,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:13","end":"20:13","startHours":19.223904062169247,"endHours":20.223904062169247,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:13","end":"21:13","startHours":20.223904062169247,"endHours":21.223904062169247,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:13","end":"22:13","startHours":21.223904062169247,"endHours":22.223904062169247,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:13","end":"23:13","startHours":22.223904062169247,"endHours":23.223904062169247,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:13","end":"00:13","startHours":23.223904062169247,"endHours":24.223904062169247,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:13","end":"01:13","startHours":24.223904062169247,"endHours":25.223904062169247,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:13","end":"02:13","startHours":25.223904062169247,"endHours":26.223904062169247,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:13","end":"03:13","startHours":26.223904062169247,"endHours":27.223904062169247,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:13","end":"04:13","startHours":27.223904062169247,"endHours":28.223904062169247,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:13","end":"05:13","startHours":28.223904062169247,"endHours":29.223904062169247,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":23.02434836585895,"eotMinutes":-5.99422121515736,"ayanamsa":-48.5983}},"calendars":{"vikram_samvat":-3130,"saka_samvat":-3265,"bengali_samvat":-3780,"malayalam_era":-4011,"nanakshahi_year":-4656,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Pūrṇimā · Vikram -3130 undefined · Śaka -3265 undefined"},"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":"-3137-10-04","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":true,"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 July 20, 3188 BCE · Ayodhyā · Vidhyamitra","description":"July 20, 3188 BCE for Ayodhyā: Śukla Pūrṇimā, sūryodaya 05:13, sūryāsta 19:01.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/-3187-07-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/-3187-07-20","sa":"https://sa.vidhyamitra.com/city/ayodhya/-3187-07-20","hi":"https://hi.vidhyamitra.com/city/ayodhya/-3187-07-20","x-default":"https://vidhyamitra.com/city/ayodhya/-3187-07-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T03:31:04.416Z","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":"2026-06-04T03:31:04.416Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T03:31:04.416Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}