{"id":"vidhyamitra:city-day:ayodhya:1688-10-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1688-10-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1688-10-21","date_display":"October 21, 1688 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":1688,"month":10,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2337883.770833,"kali_year":4790,"ahargana":1749418.2708,"sun":{"sidereal_longitude":189.0958,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":152.1857,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":323.0899,"elapsed_within_tithi_degrees":11.0899},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":152.1857,"elapsed_within_degrees":5.519},"yoga":{"number":26,"name":"Indra","sum_longitude":341.2815},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1688,"month":10,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2337883.770833,"ahargana":1749418.2708,"kali_year":4790,"ayanamsa_lahiri":19.5059,"grahas":{"sun":{"sidereal_longitude":189.05190500000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":154.078305,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false,"latitude":2.5932},"mars":{"sidereal_longitude":177.181105,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":201.57250499999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":274.887105,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":205.734605,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":192.45080499999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":7.4012,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":187.4012,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":1688,"month":10,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2337883.770833,"kali_year":4790,"ahargana":1749418.2708,"sun":{"sidereal_longitude":189.0958,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":152.1857,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":323.0899,"elapsed_within_tithi_degrees":11.0899},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":152.1857,"elapsed_within_degrees":5.519},"yoga":{"number":26,"name":"Indra","sum_longitude":341.2815},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.593,"elongation":36.91},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.593,"opposition_distance":143.09}},"eclipse_window_40days":[{"offset_days":3,"type":"solar","occurs":true,"moon_latitude":-0.199,"elongation":2.326}]},"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":"06:04","sunsetLocal":"17:27","solarNoonLocal":"11:45","dayLengthHours":11.378734406159804,"dayLengthDisplay":"11 Hours 22 Mins 43 Secs","nightLengthDisplay":"12 Hours 37 Mins 17 Secs","moonriseLocal":"03:18","moonsetLocal":"15:33","rahuKala":{"name":"Rāhu Kāla","start":"13:11","end":"14:36","startHours":13.178251457991564,"endHours":14.600593258761538,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:04","end":"07:29","startHours":6.066542454141686,"endHours":7.488884254911662,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:55","end":"10:20","startHours":8.911226055681638,"endHours":10.333567856451612,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:43","end":"09:06","startHours":8.72158048224564,"endHours":9.100871629117634,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:32","end":"06:51","startHours":6.540656387731678,"endHours":6.844089305229273,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:23","end":"12:08","startHours":11.376618510349594,"endHours":12.135200804093582,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:33","end":"05:18","startHours":4.549377866653712,"endHours":5.307960160397699,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:04","startHours":5.118314586961702,"endHours":6.066542454141686,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:39","end":"14:25","startHours":13.652365391581554,"endHours":14.41094768532554,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.24527686030149,"endHours":17.64527686030149,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:55","startHours":17.44527686030149,"endHours":17.91939079389148,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.19527686030149,"endHours":18.94527686030149,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:23","end":"00:08","startHours":23.376618510349594,"endHours":24.13520080409358,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:04","end":"07:29","startHours":6.066542454141686,"endHours":7.488884254911662,"quality":"auspicious"},{"name":"Roga","start":"07:29","end":"08:55","startHours":7.488884254911662,"endHours":8.911226055681638,"quality":"inauspicious"},{"name":"Udveg","start":"08:55","end":"10:20","startHours":8.911226055681638,"endHours":10.333567856451612,"quality":"inauspicious"},{"name":"Chala","start":"10:20","end":"11:45","startHours":10.333567856451612,"endHours":11.755909657221588,"quality":"neutral"},{"name":"Labha","start":"11:45","end":"13:11","startHours":11.755909657221588,"endHours":13.178251457991564,"quality":"auspicious"},{"name":"Amṛta","start":"13:11","end":"14:36","startHours":13.178251457991564,"endHours":14.600593258761538,"quality":"auspicious"},{"name":"Kāla","start":"14:36","end":"16:01","startHours":14.600593258761538,"endHours":16.022935059531513,"quality":"inauspicious"},{"name":"Śubha","start":"16:01","end":"17:27","startHours":16.022935059531513,"endHours":17.44527686030149,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:27","end":"19:01","startHours":17.44527686030149,"endHours":19.022935059531516,"quality":"auspicious"},{"name":"Kāla","start":"19:01","end":"20:36","startHours":19.022935059531516,"endHours":20.60059325876154,"quality":"inauspicious"},{"name":"Śubha","start":"20:36","end":"22:11","startHours":20.60059325876154,"endHours":22.178251457991564,"quality":"auspicious"},{"name":"Roga","start":"22:11","end":"23:45","startHours":22.178251457991564,"endHours":23.755909657221586,"quality":"inauspicious"},{"name":"Udveg","start":"23:45","end":"01:20","startHours":23.755909657221586,"endHours":25.333567856451612,"quality":"inauspicious"},{"name":"Chala","start":"01:20","end":"02:55","startHours":25.333567856451612,"endHours":26.911226055681638,"quality":"neutral"},{"name":"Labha","start":"02:55","end":"04:29","startHours":26.911226055681638,"endHours":28.48888425491166,"quality":"auspicious"},{"name":"Amṛta","start":"04:29","end":"06:04","startHours":28.48888425491166,"endHours":30.066542454141686,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:04","end":"07:04","startHours":6.066542454141686,"endHours":7.066542454141686,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:04","end":"08:04","startHours":7.066542454141686,"endHours":8.066542454141686,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:04","end":"09:04","startHours":8.066542454141686,"endHours":9.066542454141686,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:04","end":"10:04","startHours":9.066542454141686,"endHours":10.066542454141686,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:04","end":"11:04","startHours":10.066542454141686,"endHours":11.066542454141686,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:04","end":"12:04","startHours":11.066542454141686,"endHours":12.066542454141686,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:04","end":"13:04","startHours":12.066542454141686,"endHours":13.066542454141686,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:04","end":"14:04","startHours":13.066542454141686,"endHours":14.066542454141686,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:04","end":"15:04","startHours":14.066542454141686,"endHours":15.066542454141686,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:04","end":"16:04","startHours":15.066542454141686,"endHours":16.066542454141686,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:04","end":"17:04","startHours":16.066542454141686,"endHours":17.066542454141686,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:04","end":"18:04","startHours":17.066542454141686,"endHours":18.066542454141686,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:04","end":"19:04","startHours":18.066542454141686,"endHours":19.066542454141686,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:04","end":"20:04","startHours":19.066542454141686,"endHours":20.066542454141686,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:04","end":"21:04","startHours":20.066542454141686,"endHours":21.066542454141686,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:04","end":"22:04","startHours":21.066542454141686,"endHours":22.066542454141686,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:04","end":"23:04","startHours":22.066542454141686,"endHours":23.066542454141686,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:04","end":"00:04","startHours":23.066542454141686,"endHours":24.066542454141686,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:04","end":"01:04","startHours":24.066542454141686,"endHours":25.066542454141686,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:04","end":"02:04","startHours":25.066542454141686,"endHours":26.066542454141686,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:04","end":"03:04","startHours":26.066542454141686,"endHours":27.066542454141686,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:04","end":"04:04","startHours":27.066542454141686,"endHours":28.066542454141686,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:04","end":"05:04","startHours":28.066542454141686,"endHours":29.066542454141686,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:04","end":"06:04","startHours":29.066542454141686,"endHours":30.066542454141686,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.96060859110457,"eotMinutes":15.829420566704727,"ayanamsa":19.5059}},"calendars":{"vikram_samvat":1745,"vikram_samvatsara":"Vṛṣa","saka_samvat":1610,"saka_samvatsara":"Vibhava","bengali_samvat":1095,"malayalam_era":864,"nanakshahi_year":219,"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 Dvādaśī · Vikram 1745 Vṛṣa · Śaka 1610 Vibhava"},"festivals":[{"id":"govatsa-dwadashi","name":"Govatsa Dvādaśī (Vaccha Bāras)","name_sanskrit":"गोवत्स द्वादशी","tradition":"Vaishnava","associated_deity":"Krishna + Gomātā","significance":"Worship of cow + calf; pre-Diwali day.","vrata":true,"detection":{"tithi_number":27,"tithi_paksha":"Kṛṣṇa","lunar_month":"Kārtika"},"precedence":4}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 21, 1688 CE · Ayodhyā · Vidhyamitra","description":"October 21, 1688 CE for Ayodhyā: Kṛṣṇa Dvādaśī, sūryodaya 06:04, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1688-10-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1688-10-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/1688-10-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/1688-10-21","x-default":"https://vidhyamitra.com/city/ayodhya/1688-10-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T00:51:26.852Z","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":"2026-06-03T00:51:26.852Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T00:51:26.852Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}