{"id":"vidhyamitra:city-day:ayodhya:-3141-09-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/-3141-09-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3141-09-17","date_display":"September 17, 3142 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":-3141,"month":9,"day":17,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":574066.770833,"kali_year":-39,"ahargana":-14398.7292,"sun":{"sidereal_longitude":206.7522,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":350.8238,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.0716,"elapsed_within_tithi_degrees":0.0716},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":350.8238,"elapsed_within_degrees":4.1571},"yoga":{"number":15,"name":"Vajra","sum_longitude":197.576},"karana":{"half_tithi_index":24,"name":"Kaulava"},"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":-3141,"month":9,"day":17,"hour":6,"minute":30,"calendar":"julian"},"julian_day":574066.770833,"ahargana":-14398.7292,"kali_year":-39,"ayanamsa_lahiri":-47.9535,"grahas":{"sun":{"sidereal_longitude":206.7522,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":350.8238,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false,"latitude":3.549},"mars":{"sidereal_longitude":18.0758,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":189.4198,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":233.5193,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":253.0726,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":236.077,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":222.914,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":42.914,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":-3141,"month":9,"day":17,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":574066.770833,"kali_year":-39,"ahargana":-14398.7292,"sun":{"sidereal_longitude":206.7522,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":350.8238,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.0716,"elapsed_within_tithi_degrees":0.0716},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":350.8238,"elapsed_within_degrees":4.1571},"yoga":{"number":15,"name":"Vajra","sum_longitude":197.576},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.549,"elongation":144.072},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.549,"opposition_distance":35.928}},"eclipse_window_40days":[{"offset_days":3,"type":"lunar","occurs":true,"moon_latitude":0.957,"opposition_distance":0.676},{"offset_days":17,"type":"solar","occurs":true,"moon_latitude":0.376,"elongation":2.775}]},"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":"18:16","solarNoonLocal":"11:55","dayLengthHours":12.687536247253655,"dayLengthDisplay":"12 Hours 41 Mins 15 Secs","nightLengthDisplay":"11 Hours 18 Mins 45 Secs","moonriseLocal":"16:10","moonsetLocal":"02:53","rahuKala":{"name":"Rāhu Kāla","start":"10:20","end":"11:55","startHours":10.329798573170496,"endHours":11.915740604077204,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:05","end":"16:40","startHours":15.087624665890617,"endHours":16.673566696797323,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:09","end":"08:45","startHours":7.157914511357082,"endHours":8.743856542263789,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:32","end":"08:57","startHours":8.532397604809562,"endHours":8.955315479718017,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:06","end":"06:26","startHours":6.100619824085944,"endHours":6.438954124012708,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:30","end":"12:20","startHours":11.492822729168749,"endHours":12.338658478985659,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:53","end":"04:44","startHours":3.8803009808165543,"endHours":4.726136730633465,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:31","end":"05:34","startHours":4.514677793179237,"endHours":5.571972480450375,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:02","end":"14:53","startHours":14.030329978619479,"endHours":14.876165728436389,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:04","end":"18:28","startHours":18.05950872770403,"endHours":18.45950872770403,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:16","end":"18:47","startHours":18.25950872770403,"endHours":18.7881560713396,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:01","end":"19:46","startHours":18.00950872770403,"endHours":19.75950872770403,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:30","end":"00:20","startHours":23.492822729168747,"endHours":24.33865847898566,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:34","end":"07:09","startHours":5.571972480450375,"endHours":7.157914511357082,"quality":"neutral"},{"name":"Labha","start":"07:09","end":"08:45","startHours":7.157914511357082,"endHours":8.743856542263789,"quality":"auspicious"},{"name":"Amṛta","start":"08:45","end":"10:20","startHours":8.743856542263789,"endHours":10.329798573170496,"quality":"auspicious"},{"name":"Kāla","start":"10:20","end":"11:55","startHours":10.329798573170496,"endHours":11.915740604077204,"quality":"inauspicious"},{"name":"Śubha","start":"11:55","end":"13:30","startHours":11.915740604077204,"endHours":13.50168263498391,"quality":"auspicious"},{"name":"Roga","start":"13:30","end":"15:05","startHours":13.50168263498391,"endHours":15.087624665890617,"quality":"inauspicious"},{"name":"Udveg","start":"15:05","end":"16:40","startHours":15.087624665890617,"endHours":16.673566696797323,"quality":"inauspicious"},{"name":"Chala","start":"16:40","end":"18:16","startHours":16.673566696797323,"endHours":18.25950872770403,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:16","end":"19:40","startHours":18.25950872770403,"endHours":19.673566696797323,"quality":"inauspicious"},{"name":"Udveg","start":"19:40","end":"21:05","startHours":19.673566696797323,"endHours":21.087624665890615,"quality":"inauspicious"},{"name":"Chala","start":"21:05","end":"22:30","startHours":21.087624665890615,"endHours":22.501682634983908,"quality":"neutral"},{"name":"Labha","start":"22:30","end":"23:55","startHours":22.501682634983908,"endHours":23.915740604077204,"quality":"auspicious"},{"name":"Amṛta","start":"23:55","end":"01:20","startHours":23.915740604077204,"endHours":25.329798573170496,"quality":"auspicious"},{"name":"Kāla","start":"01:20","end":"02:45","startHours":25.329798573170496,"endHours":26.74385654226379,"quality":"inauspicious"},{"name":"Śubha","start":"02:45","end":"04:09","startHours":26.74385654226379,"endHours":28.157914511357085,"quality":"auspicious"},{"name":"Roga","start":"04:09","end":"05:34","startHours":28.157914511357085,"endHours":29.571972480450377,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:34","end":"06:34","startHours":5.571972480450375,"endHours":6.571972480450375,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:34","end":"07:34","startHours":6.571972480450375,"endHours":7.571972480450375,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:34","end":"08:34","startHours":7.571972480450375,"endHours":8.571972480450375,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:34","end":"09:34","startHours":8.571972480450375,"endHours":9.571972480450375,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:34","end":"10:34","startHours":9.571972480450375,"endHours":10.571972480450375,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:34","end":"11:34","startHours":10.571972480450375,"endHours":11.571972480450375,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:34","end":"12:34","startHours":11.571972480450375,"endHours":12.571972480450375,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:34","end":"13:34","startHours":12.571972480450375,"endHours":13.571972480450375,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:34","end":"14:34","startHours":13.571972480450375,"endHours":14.571972480450375,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:34","end":"15:34","startHours":14.571972480450375,"endHours":15.571972480450375,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:34","end":"16:34","startHours":15.571972480450375,"endHours":16.571972480450377,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:34","end":"17:34","startHours":16.571972480450377,"endHours":17.571972480450377,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:34","end":"18:34","startHours":17.571972480450377,"endHours":18.571972480450377,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:34","end":"19:34","startHours":18.571972480450377,"endHours":19.571972480450377,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:34","end":"20:34","startHours":19.571972480450377,"endHours":20.571972480450377,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:34","end":"21:34","startHours":20.571972480450377,"endHours":21.571972480450377,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:34","end":"22:34","startHours":21.571972480450377,"endHours":22.571972480450377,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:34","end":"23:34","startHours":22.571972480450377,"endHours":23.571972480450377,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:34","end":"00:34","startHours":23.571972480450377,"endHours":24.571972480450377,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:34","end":"01:34","startHours":24.571972480450377,"endHours":25.571972480450377,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:34","end":"02:34","startHours":25.571972480450377,"endHours":26.571972480450377,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:34","end":"03:34","startHours":26.571972480450377,"endHours":27.571972480450377,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:34","end":"04:34","startHours":27.571972480450377,"endHours":28.571972480450377,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:34","end":"05:34","startHours":28.571972480450377,"endHours":29.571972480450377,"planetary_lord":"Mars"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.270010249682302,"eotMinutes":6.239563755367786,"ayanamsa":-47.9535}},"calendars":{"vikram_samvat":-3084,"saka_samvat":-3219,"bengali_samvat":-3734,"malayalam_era":-3965,"nanakshahi_year":-4610,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Kārtika","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Trayodaśī · Vikram -3084 undefined · Śaka -3219 undefined"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"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 September 17, 3142 BCE · Ayodhyā · Vidhyamitra","description":"September 17, 3142 BCE for Ayodhyā: Śukla Trayodaśī, sūryodaya 05:34, sūryāsta 18:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/-3141-09-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/-3141-09-17","sa":"https://sa.vidhyamitra.com/city/ayodhya/-3141-09-17","hi":"https://hi.vidhyamitra.com/city/ayodhya/-3141-09-17","x-default":"https://vidhyamitra.com/city/ayodhya/-3141-09-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T00:37:04.303Z","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":"2026-06-04T00:37:04.303Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T00:37:04.303Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}