{"id":"vidhyamitra:city-day:ayodhya:1657-10-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1657-10-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1657-10-17","date_display":"October 17, 1657 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":1657,"month":10,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2326556.770833,"kali_year":4759,"ahargana":1738091.2708,"sun":{"sidereal_longitude":185.118,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":305.1646,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":120.0467,"elapsed_within_tithi_degrees":0.0467},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":305.1646,"elapsed_within_degrees":11.8313},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":130.2826},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1657,"month":10,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2326556.770833,"ahargana":1738091.2708,"kali_year":4759,"ayanamsa_lahiri":19.0727,"grahas":{"sun":{"sidereal_longitude":185.01228000000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":307.58078,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false,"latitude":3.7985},"mars":{"sidereal_longitude":358.24248,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":213.52837999999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":85.33727999999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"venus":{"sidereal_longitude":146.41577999999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":176.17088,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":247.5602,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":67.5602,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":1657,"month":10,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2326556.770833,"kali_year":4759,"ahargana":1738091.2708,"sun":{"sidereal_longitude":185.118,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":305.1646,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":120.0467,"elapsed_within_tithi_degrees":0.0467},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":305.1646,"elapsed_within_degrees":11.8313},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":130.2826},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.799,"elongation":120.047},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.799,"opposition_distance":59.953}},"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":"06:01","sunsetLocal":"17:31","solarNoonLocal":"11:46","dayLengthHours":11.490981208599376,"dayLengthDisplay":"11 Hours 29 Mins 28 Secs","nightLengthDisplay":"12 Hours 30 Mins 32 Secs","moonriseLocal":"14:20","moonsetLocal":"01:33","rahuKala":{"name":"Rāhu Kāla","start":"11:46","end":"13:12","startHours":11.765943007299535,"endHours":13.202315658374458,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:27","end":"08:54","startHours":7.45682505407477,"endHours":8.893197705149692,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:20","end":"11:46","startHours":10.329570356224613,"endHours":11.765943007299535,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:42","end":"09:05","startHours":8.701681351673034,"endHours":9.084714058626348,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:30","end":"06:48","startHours":6.499243286691488,"endHours":6.805669452254138,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:23","end":"12:09","startHours":11.382910300346223,"endHours":12.148975714252847,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:29","end":"05:15","startHours":4.488321575186597,"endHours":5.254386989093223,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:04","end":"06:01","startHours":5.062870635616566,"endHours":6.020452402999847,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:41","end":"14:27","startHours":13.681106542066098,"endHours":14.447171955972724,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.311433611599224,"endHours":17.711433611599222,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"17:59","startHours":17.511433611599223,"endHours":17.990224495290864,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.261433611599223,"endHours":19.011433611599223,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:23","end":"00:09","startHours":23.38291030034622,"endHours":24.148975714252845,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:01","end":"07:27","startHours":6.020452402999847,"endHours":7.45682505407477,"quality":"auspicious"},{"name":"Amṛta","start":"07:27","end":"08:54","startHours":7.45682505407477,"endHours":8.893197705149692,"quality":"auspicious"},{"name":"Kāla","start":"08:54","end":"10:20","startHours":8.893197705149692,"endHours":10.329570356224613,"quality":"inauspicious"},{"name":"Śubha","start":"10:20","end":"11:46","startHours":10.329570356224613,"endHours":11.765943007299535,"quality":"auspicious"},{"name":"Roga","start":"11:46","end":"13:12","startHours":11.765943007299535,"endHours":13.202315658374458,"quality":"inauspicious"},{"name":"Udveg","start":"13:12","end":"14:38","startHours":13.202315658374458,"endHours":14.638688309449378,"quality":"inauspicious"},{"name":"Chala","start":"14:38","end":"16:05","startHours":14.638688309449378,"endHours":16.0750609605243,"quality":"neutral"},{"name":"Labha","start":"16:05","end":"17:31","startHours":16.0750609605243,"endHours":17.511433611599223,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:31","end":"19:05","startHours":17.511433611599223,"endHours":19.0750609605243,"quality":"inauspicious"},{"name":"Chala","start":"19:05","end":"20:38","startHours":19.0750609605243,"endHours":20.63868830944938,"quality":"neutral"},{"name":"Labha","start":"20:38","end":"22:12","startHours":20.63868830944938,"endHours":22.20231565837446,"quality":"auspicious"},{"name":"Amṛta","start":"22:12","end":"23:46","startHours":22.20231565837446,"endHours":23.765943007299533,"quality":"auspicious"},{"name":"Kāla","start":"23:46","end":"01:20","startHours":23.765943007299533,"endHours":25.329570356224615,"quality":"inauspicious"},{"name":"Śubha","start":"01:20","end":"02:54","startHours":25.329570356224615,"endHours":26.893197705149692,"quality":"auspicious"},{"name":"Roga","start":"02:54","end":"04:27","startHours":26.893197705149692,"endHours":28.45682505407477,"quality":"inauspicious"},{"name":"Udveg","start":"04:27","end":"06:01","startHours":28.45682505407477,"endHours":30.020452402999847,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:01","end":"07:01","startHours":6.020452402999847,"endHours":7.020452402999847,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:01","end":"08:01","startHours":7.020452402999847,"endHours":8.020452402999847,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:01","end":"09:01","startHours":8.020452402999847,"endHours":9.020452402999847,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:01","end":"10:01","startHours":9.020452402999847,"endHours":10.020452402999847,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:01","end":"11:01","startHours":10.020452402999847,"endHours":11.020452402999847,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:01","end":"12:01","startHours":11.020452402999847,"endHours":12.020452402999847,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:01","end":"13:01","startHours":12.020452402999847,"endHours":13.020452402999847,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:01","end":"14:01","startHours":13.020452402999847,"endHours":14.020452402999847,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:01","end":"15:01","startHours":14.020452402999847,"endHours":15.020452402999847,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:01","end":"16:01","startHours":15.020452402999847,"endHours":16.020452402999847,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:01","end":"17:01","startHours":16.020452402999847,"endHours":17.020452402999847,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:01","end":"18:01","startHours":17.020452402999847,"endHours":18.020452402999847,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:01","end":"19:01","startHours":18.020452402999847,"endHours":19.020452402999847,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:01","end":"20:01","startHours":19.020452402999847,"endHours":20.020452402999847,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:01","end":"21:01","startHours":20.020452402999847,"endHours":21.020452402999847,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:01","end":"22:01","startHours":21.020452402999847,"endHours":22.020452402999847,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:01","end":"23:01","startHours":22.020452402999847,"endHours":23.020452402999847,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:01","end":"00:01","startHours":23.020452402999847,"endHours":24.020452402999847,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:01","end":"01:01","startHours":24.020452402999847,"endHours":25.020452402999847,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:01","end":"02:01","startHours":25.020452402999847,"endHours":26.020452402999847,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:01","end":"03:01","startHours":26.020452402999847,"endHours":27.020452402999847,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:01","end":"04:01","startHours":27.020452402999847,"endHours":28.020452402999847,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:01","end":"05:01","startHours":28.020452402999847,"endHours":29.020452402999847,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:01","end":"06:01","startHours":29.020452402999847,"endHours":30.020452402999847,"planetary_lord":"Sun"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-9.341066077609897,"eotMinutes":15.227419562027912,"ayanamsa":19.0727}},"calendars":{"vikram_samvat":1714,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1579,"saka_samvatsara":"Hemalambī","bengali_samvat":1064,"malayalam_era":833,"nanakshahi_year":188,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","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":"Āśvina Śukla Ekādaśī · Vikram 1714 Sādhāraṇa · Śaka 1579 Hemalambī"},"festivals":[{"id":"pashankusha-ekadashi","name":"Pāśāṅkuśā Ekādaśī","name_sanskrit":"पाशाङ्कुशा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Padmanābha (Viṣṇu)","significance":"Confers strength + wealth + son; equivalent to 1000 Aśvamedha-yajñas.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 October 17, 1657 CE · Ayodhyā · Vidhyamitra","description":"October 17, 1657 CE for Ayodhyā: Śukla Ekādaśī, sūryodaya 06:01, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1657-10-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1657-10-17","sa":"https://sa.vidhyamitra.com/city/ayodhya/1657-10-17","hi":"https://hi.vidhyamitra.com/city/ayodhya/1657-10-17","x-default":"https://vidhyamitra.com/city/ayodhya/1657-10-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T05:20:04.939Z","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":"2026-06-05T05:20:04.939Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T05:20:04.939Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}