{"id":"vidhyamitra:city-day:ayodhya:1685-10-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1685-10-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1685-10-16","date_display":"October 16, 1685 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":1685,"month":10,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2336782.770833,"kali_year":4787,"ahargana":1748317.2708,"sun":{"sidereal_longitude":183.8753,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":47.3002,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":223.4249,"elapsed_within_tithi_degrees":7.4249},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":47.3002,"elapsed_within_degrees":7.3002},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.1755},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1685,"month":10,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2336782.770833,"ahargana":1748317.2708,"kali_year":4787,"ayanamsa_lahiri":19.4638,"grahas":{"sun":{"sidereal_longitude":183.83917099999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":44.38247100000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false,"latitude":-1.4219},"mars":{"sidereal_longitude":271.343671,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":187.311871,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":195.94897100000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":217.10927100000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":159.036071,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":65.7375,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":245.7375,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":1685,"month":10,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2336782.770833,"kali_year":4787,"ahargana":1748317.2708,"sun":{"sidereal_longitude":183.8753,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":47.3002,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":223.4249,"elapsed_within_tithi_degrees":7.4249},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":47.3002,"elapsed_within_degrees":7.3002},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.1755},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.422,"elongation":136.575},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.422,"opposition_distance":43.425}},"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":11.510861621163619,"dayLengthDisplay":"11 Hours 30 Mins 39 Secs","nightLengthDisplay":"12 Hours 29 Mins 21 Secs","moonriseLocal":"19:41","moonsetLocal":"09:16","rahuKala":{"name":"Rāhu Kāla","start":"14:39","end":"16:05","startHours":14.64665324577122,"endHours":16.085510948416676,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:53","end":"10:20","startHours":8.891222435189412,"endHours":10.330080137834864,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:46","end":"13:12","startHours":11.768937840480316,"endHours":13.20779554312577,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:42","end":"09:05","startHours":8.699374741503352,"endHours":9.083070128875473,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:30","end":"06:48","startHours":6.493126264113658,"endHours":6.800082574011355,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:23","end":"12:09","startHours":11.385242453108194,"endHours":12.152633227852437,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:29","end":"05:15","startHours":4.478725480410025,"endHours":5.246116255154266,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:03","end":"06:01","startHours":5.054268561468206,"endHours":6.013507029898507,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:41","end":"14:27","startHours":13.68741477734092,"endHours":14.45480555208516,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.324368651062127,"endHours":17.724368651062125,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"18:00","startHours":17.524368651062126,"endHours":18.003987885277276,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.274368651062126,"endHours":19.024368651062126,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:23","end":"00:09","startHours":23.385242453108194,"endHours":24.152633227852437,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:01","end":"07:27","startHours":6.013507029898507,"endHours":7.45236473254396,"quality":"inauspicious"},{"name":"Udveg","start":"07:27","end":"08:53","startHours":7.45236473254396,"endHours":8.891222435189412,"quality":"inauspicious"},{"name":"Chala","start":"08:53","end":"10:20","startHours":8.891222435189412,"endHours":10.330080137834864,"quality":"neutral"},{"name":"Labha","start":"10:20","end":"11:46","startHours":10.330080137834864,"endHours":11.768937840480316,"quality":"auspicious"},{"name":"Amṛta","start":"11:46","end":"13:12","startHours":11.768937840480316,"endHours":13.20779554312577,"quality":"auspicious"},{"name":"Kāla","start":"13:12","end":"14:39","startHours":13.20779554312577,"endHours":14.64665324577122,"quality":"inauspicious"},{"name":"Śubha","start":"14:39","end":"16:05","startHours":14.64665324577122,"endHours":16.085510948416676,"quality":"auspicious"},{"name":"Roga","start":"16:05","end":"17:31","startHours":16.085510948416676,"endHours":17.524368651062126,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:31","end":"19:05","startHours":17.524368651062126,"endHours":19.085510948416673,"quality":"inauspicious"},{"name":"Śubha","start":"19:05","end":"20:39","startHours":19.085510948416673,"endHours":20.646653245771223,"quality":"auspicious"},{"name":"Roga","start":"20:39","end":"22:12","startHours":20.646653245771223,"endHours":22.20779554312577,"quality":"inauspicious"},{"name":"Udveg","start":"22:12","end":"23:46","startHours":22.20779554312577,"endHours":23.768937840480316,"quality":"inauspicious"},{"name":"Chala","start":"23:46","end":"01:20","startHours":23.768937840480316,"endHours":25.330080137834862,"quality":"neutral"},{"name":"Labha","start":"01:20","end":"02:53","startHours":25.330080137834862,"endHours":26.891222435189412,"quality":"auspicious"},{"name":"Amṛta","start":"02:53","end":"04:27","startHours":26.891222435189412,"endHours":28.45236473254396,"quality":"auspicious"},{"name":"Kāla","start":"04:27","end":"06:01","startHours":28.45236473254396,"endHours":30.013507029898506,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:01","end":"07:01","startHours":6.013507029898507,"endHours":7.013507029898507,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:01","end":"08:01","startHours":7.013507029898507,"endHours":8.013507029898507,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:01","end":"09:01","startHours":8.013507029898507,"endHours":9.013507029898507,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:01","end":"10:01","startHours":9.013507029898507,"endHours":10.013507029898507,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:01","end":"11:01","startHours":10.013507029898507,"endHours":11.013507029898507,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:01","end":"12:01","startHours":11.013507029898507,"endHours":12.013507029898507,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:01","end":"13:01","startHours":12.013507029898507,"endHours":13.013507029898507,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:01","end":"14:01","startHours":13.013507029898507,"endHours":14.013507029898507,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:01","end":"15:01","startHours":14.013507029898507,"endHours":15.013507029898507,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:01","end":"16:01","startHours":15.013507029898507,"endHours":16.013507029898506,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:01","end":"17:01","startHours":16.013507029898506,"endHours":17.013507029898506,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:01","end":"18:01","startHours":17.013507029898506,"endHours":18.013507029898506,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:01","end":"19:01","startHours":18.013507029898506,"endHours":19.013507029898506,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:01","end":"20:01","startHours":19.013507029898506,"endHours":20.013507029898506,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:01","end":"21:01","startHours":20.013507029898506,"endHours":21.013507029898506,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:01","end":"22:01","startHours":21.013507029898506,"endHours":22.013507029898506,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:01","end":"23:01","startHours":22.013507029898506,"endHours":23.013507029898506,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:01","end":"00:01","startHours":23.013507029898506,"endHours":24.013507029898506,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:01","end":"01:01","startHours":24.013507029898506,"endHours":25.013507029898506,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:01","end":"02:01","startHours":25.013507029898506,"endHours":26.013507029898506,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:01","end":"03:01","startHours":26.013507029898506,"endHours":27.013507029898506,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:01","end":"04:01","startHours":27.013507029898506,"endHours":28.013507029898506,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:01","end":"05:01","startHours":28.013507029898506,"endHours":29.013507029898506,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:01","end":"06:01","startHours":29.013507029898506,"endHours":30.013507029898506,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-9.052547112795372,"eotMinutes":15.04772957118102,"ayanamsa":19.4638}},"calendars":{"vikram_samvat":1742,"vikram_samvatsara":"Bahudhānya","saka_samvat":1607,"saka_samvatsara":"Krodhana","bengali_samvat":1092,"malayalam_era":861,"nanakshahi_year":216,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","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":"Kārtika Kṛṣṇa Caturthī · Vikram 1742 Bahudhānya · Śaka 1607 Krodhana"},"festivals":[{"id":"karva-chauth","name":"Karvā Chauth","name_sanskrit":"करवा चौथ","tradition":"Pan-Hindu","associated_deity":"Pārvatī + Gaṇeśa + Chandra","significance":"North Indian wives' fast for husband's longevity. Kṛṣṇa Caturthī of Kārtika.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa","lunar_month":"Kārtika"},"precedence":2},{"id":"angarika-chaturthi","name":"Aṅgāraka Caturthī (Tuesday Caturthī)","name_sanskrit":"अङ्गारक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa + Maṅgala","significance":"Tuesday-Caturthī (rare); supremely auspicious for Maṅgala-doṣa-nivāraṇa.","vrata":true,"detection":{"any_of":[{"tithi_number":4,"vara_name":"Maṅgalavāra (Tuesday)"},{"tithi_number":19,"vara_name":"Maṅgalavāra (Tuesday)"}]},"precedence":3},{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","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 October 16, 1685 CE · Ayodhyā · Vidhyamitra","description":"October 16, 1685 CE for Ayodhyā: Kṛṣṇa Caturthī, sūryodaya 06:01, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1685-10-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1685-10-16","sa":"https://sa.vidhyamitra.com/city/ayodhya/1685-10-16","hi":"https://hi.vidhyamitra.com/city/ayodhya/1685-10-16","x-default":"https://vidhyamitra.com/city/ayodhya/1685-10-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T13:24:39.240Z","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":"2026-06-03T13:24:39.240Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T13:24:39.240Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}