{"id":"vidhyamitra:city-day:ayodhya:1688-05-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1688-05-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1688-05-21","date_display":"May 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":5,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2337730.770833,"kali_year":4790,"ahargana":1749265.2708,"sun":{"sidereal_longitude":41.8587,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":291.7119,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.8532,"elapsed_within_tithi_degrees":9.8532},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":291.7119,"elapsed_within_degrees":11.7119},"yoga":{"number":26,"name":"Indra","sum_longitude":333.5705},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"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":1688,"month":5,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2337730.770833,"ahargana":1749265.2708,"kali_year":4790,"ayanamsa_lahiri":19.5,"grahas":{"sun":{"sidereal_longitude":41.21685100000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":289.278051,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false,"latitude":-4.4736},"mars":{"sidereal_longitude":79.66765099999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":20.574951,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":282.391351,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"venus":{"sidereal_longitude":17.462851,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":183.62735099999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":15.5079,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":195.5079,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"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":5,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2337730.770833,"kali_year":4790,"ahargana":1749265.2708,"sun":{"sidereal_longitude":41.8587,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":291.7119,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.8532,"elapsed_within_tithi_degrees":9.8532},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":291.7119,"elapsed_within_degrees":11.7119},"yoga":{"number":26,"name":"Indra","sum_longitude":333.5705},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.474,"elongation":110.147},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.474,"opposition_distance":69.853}},"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":"05:11","sunsetLocal":"18:45","solarNoonLocal":"11:58","dayLengthHours":13.570992879840325,"dayLengthDisplay":"13 Hours 34 Mins 16 Secs","nightLengthDisplay":"10 Hours 25 Mins 44 Secs","moonriseLocal":"23:05","moonsetLocal":"09:55","rahuKala":{"name":"Rāhu Kāla","start":"10:16","end":"11:58","startHours":10.264368926978658,"endHours":11.9607430369587,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:21","end":"17:03","startHours":15.35349125691878,"endHours":17.04986536689882,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:52","end":"08:34","startHours":6.871620707018577,"endHours":8.567994816998617,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:21","end":"08:48","startHours":8.341811602334612,"endHours":8.794178031662623,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:44","end":"06:06","startHours":5.74070463369855,"endHours":6.102597777160958,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:31","end":"12:25","startHours":11.508376607630689,"endHours":12.413109466286711,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:22","end":"04:16","startHours":3.365780879726493,"endHours":4.2705137383825145,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:03","end":"05:11","startHours":4.044330523718509,"endHours":5.175246597038536,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:13","end":"15:08","startHours":14.222575183598753,"endHours":15.127308042254775,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:33","end":"18:57","startHours":18.546239476878863,"endHours":18.946239476878862,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:45","end":"19:19","startHours":18.746239476878863,"endHours":19.311697513538878,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:30","end":"20:15","startHours":18.496239476878863,"endHours":20.246239476878863,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:31","end":"00:25","startHours":23.50837660763069,"endHours":24.41310946628671,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:11","end":"06:52","startHours":5.175246597038536,"endHours":6.871620707018577,"quality":"neutral"},{"name":"Labha","start":"06:52","end":"08:34","startHours":6.871620707018577,"endHours":8.567994816998617,"quality":"auspicious"},{"name":"Amṛta","start":"08:34","end":"10:16","startHours":8.567994816998617,"endHours":10.264368926978658,"quality":"auspicious"},{"name":"Kāla","start":"10:16","end":"11:58","startHours":10.264368926978658,"endHours":11.9607430369587,"quality":"inauspicious"},{"name":"Śubha","start":"11:58","end":"13:39","startHours":11.9607430369587,"endHours":13.657117146938742,"quality":"auspicious"},{"name":"Roga","start":"13:39","end":"15:21","startHours":13.657117146938742,"endHours":15.35349125691878,"quality":"inauspicious"},{"name":"Udveg","start":"15:21","end":"17:03","startHours":15.35349125691878,"endHours":17.04986536689882,"quality":"inauspicious"},{"name":"Chala","start":"17:03","end":"18:45","startHours":17.04986536689882,"endHours":18.746239476878863,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:45","end":"20:03","startHours":18.746239476878863,"endHours":20.04986536689882,"quality":"inauspicious"},{"name":"Udveg","start":"20:03","end":"21:21","startHours":20.04986536689882,"endHours":21.35349125691878,"quality":"inauspicious"},{"name":"Chala","start":"21:21","end":"22:39","startHours":21.35349125691878,"endHours":22.65711714693874,"quality":"neutral"},{"name":"Labha","start":"22:39","end":"23:58","startHours":22.65711714693874,"endHours":23.9607430369587,"quality":"auspicious"},{"name":"Amṛta","start":"23:58","end":"01:16","startHours":23.9607430369587,"endHours":25.26436892697866,"quality":"auspicious"},{"name":"Kāla","start":"01:16","end":"02:34","startHours":25.26436892697866,"endHours":26.56799481699862,"quality":"inauspicious"},{"name":"Śubha","start":"02:34","end":"03:52","startHours":26.56799481699862,"endHours":27.87162070701858,"quality":"auspicious"},{"name":"Roga","start":"03:52","end":"05:11","startHours":27.87162070701858,"endHours":29.175246597038537,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:11","end":"06:11","startHours":5.175246597038536,"endHours":6.175246597038536,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:11","end":"07:11","startHours":6.175246597038536,"endHours":7.175246597038536,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:11","end":"08:11","startHours":7.175246597038536,"endHours":8.175246597038537,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:11","end":"09:11","startHours":8.175246597038537,"endHours":9.175246597038537,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:11","end":"10:11","startHours":9.175246597038537,"endHours":10.175246597038537,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:11","end":"11:11","startHours":10.175246597038537,"endHours":11.175246597038537,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:11","end":"12:11","startHours":11.175246597038537,"endHours":12.175246597038537,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:11","end":"13:11","startHours":12.175246597038537,"endHours":13.175246597038537,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:11","end":"14:11","startHours":13.175246597038537,"endHours":14.175246597038537,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:11","end":"15:11","startHours":14.175246597038537,"endHours":15.175246597038537,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:11","end":"16:11","startHours":15.175246597038537,"endHours":16.175246597038537,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:11","end":"17:11","startHours":16.175246597038537,"endHours":17.175246597038537,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:11","end":"18:11","startHours":17.175246597038537,"endHours":18.175246597038537,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:11","end":"19:11","startHours":18.175246597038537,"endHours":19.175246597038537,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:11","end":"20:11","startHours":19.175246597038537,"endHours":20.175246597038537,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:11","end":"21:11","startHours":20.175246597038537,"endHours":21.175246597038537,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:11","end":"22:11","startHours":21.175246597038537,"endHours":22.175246597038537,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:11","end":"23:11","startHours":22.175246597038537,"endHours":23.175246597038537,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:11","end":"00:11","startHours":23.175246597038537,"endHours":24.175246597038537,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:11","end":"01:11","startHours":24.175246597038537,"endHours":25.175246597038537,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:11","end":"02:11","startHours":25.175246597038537,"endHours":26.175246597038537,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:11","end":"03:11","startHours":26.175246597038537,"endHours":27.175246597038537,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:11","end":"04:11","startHours":27.175246597038537,"endHours":28.175246597038537,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:11","end":"05:11","startHours":28.175246597038537,"endHours":29.175246597038537,"planetary_lord":"Mars"}],"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":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":20.298279533974934,"eotMinutes":3.539417782478063,"ayanamsa":19.5}},"calendars":{"vikram_samvat":1745,"vikram_samvatsara":"Vṛṣa","saka_samvat":1610,"saka_samvatsara":"Vibhava","bengali_samvat":1095,"malayalam_era":864,"nanakshahi_year":219,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Ṣaṣṭhī · Vikram 1745 Vṛṣa · Śaka 1610 Vibhava"},"festivals":[],"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":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 May 21, 1688 CE · Ayodhyā · Vidhyamitra","description":"May 21, 1688 CE for Ayodhyā: Kṛṣṇa Ṣaṣṭhī, sūryodaya 05:11, sūryāsta 18:45.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1688-05-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1688-05-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/1688-05-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/1688-05-21","x-default":"https://vidhyamitra.com/city/ayodhya/1688-05-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T01:56:02.393Z","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":"2026-06-03T01:56:02.393Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T01:56:02.393Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}