{"id":"vidhyamitra:city-day:ayodhya:1691-09-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1691-09-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1691-09-28","date_display":"September 28, 1691 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":1691,"month":9,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2338955.770833,"kali_year":4793,"ahargana":1750490.2708,"sun":{"sidereal_longitude":165.4886,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":240.6682,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":75.1796,"elapsed_within_tithi_degrees":3.1796},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":240.6682,"elapsed_within_degrees":0.6682},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":46.1568},"karana":{"half_tithi_index":12,"name":"Gara"},"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":1691,"month":9,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2338955.770833,"ahargana":1750490.2708,"kali_year":4793,"ayanamsa_lahiri":19.5469,"grahas":{"sun":{"sidereal_longitude":165.49084700000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"moon":{"sidereal_longitude":242.05084699999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false,"latitude":-4.2263},"mars":{"sidereal_longitude":66.91884700000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":194.981947,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":29.491946999999982,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":157.34184700000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":221.085647,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":310.6015,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":130.6015,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"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":1691,"month":9,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2338955.770833,"kali_year":4793,"ahargana":1750490.2708,"sun":{"sidereal_longitude":165.4886,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":240.6682,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":75.1796,"elapsed_within_tithi_degrees":3.1796},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":240.6682,"elapsed_within_degrees":0.6682},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":46.1568},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.226,"elongation":75.18},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.226,"opposition_distance":104.82}},"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":"05:51","sunsetLocal":"17:51","solarNoonLocal":"11:51","dayLengthHours":11.989649762159338,"dayLengthDisplay":"11 Hours 59 Mins 23 Secs","nightLengthDisplay":"12 Hours 00 Mins 37 Secs","moonriseLocal":"11:44","moonsetLocal":"22:10","rahuKala":{"name":"Rāhu Kāla","start":"10:21","end":"11:51","startHours":10.351347287933129,"endHours":11.850053508203047,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:51","end":"16:21","startHours":14.84746594874288,"endHours":16.3461721690128,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:21","end":"08:51","startHours":7.353934847393294,"endHours":8.85264106766321,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:03","startHours":8.652813571627222,"endHours":9.0524685636992,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:21","end":"06:40","startHours":6.354797367213349,"endHours":6.674521360870932,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:27","end":"12:15","startHours":11.450398516131068,"endHours":12.249708500275025,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:15","end":"05:03","startHours":4.256608658835464,"endHours":5.055918642979421,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:51","end":"05:51","startHours":4.856091146943432,"endHours":5.855228627123377,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:51","end":"14:39","startHours":13.848328468562936,"endHours":14.647638452706893,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:39","end":"18:03","startHours":17.644878389282717,"endHours":18.044878389282715,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:51","end":"18:21","startHours":17.844878389282716,"endHours":18.34444712937269,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:36","end":"19:21","startHours":17.594878389282716,"endHours":19.344878389282716,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:27","end":"00:15","startHours":23.45039851613107,"endHours":24.249708500275023,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:51","end":"07:21","startHours":5.855228627123377,"endHours":7.353934847393294,"quality":"neutral"},{"name":"Labha","start":"07:21","end":"08:51","startHours":7.353934847393294,"endHours":8.85264106766321,"quality":"auspicious"},{"name":"Amṛta","start":"08:51","end":"10:21","startHours":8.85264106766321,"endHours":10.351347287933129,"quality":"auspicious"},{"name":"Kāla","start":"10:21","end":"11:51","startHours":10.351347287933129,"endHours":11.850053508203047,"quality":"inauspicious"},{"name":"Śubha","start":"11:51","end":"13:21","startHours":11.850053508203047,"endHours":13.348759728472963,"quality":"auspicious"},{"name":"Roga","start":"13:21","end":"14:51","startHours":13.348759728472963,"endHours":14.84746594874288,"quality":"inauspicious"},{"name":"Udveg","start":"14:51","end":"16:21","startHours":14.84746594874288,"endHours":16.3461721690128,"quality":"inauspicious"},{"name":"Chala","start":"16:21","end":"17:51","startHours":16.3461721690128,"endHours":17.844878389282716,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:51","end":"19:21","startHours":17.844878389282716,"endHours":19.3461721690128,"quality":"inauspicious"},{"name":"Udveg","start":"19:21","end":"20:51","startHours":19.3461721690128,"endHours":20.84746594874288,"quality":"inauspicious"},{"name":"Chala","start":"20:51","end":"22:21","startHours":20.84746594874288,"endHours":22.348759728472963,"quality":"neutral"},{"name":"Labha","start":"22:21","end":"23:51","startHours":22.348759728472963,"endHours":23.850053508203047,"quality":"auspicious"},{"name":"Amṛta","start":"23:51","end":"01:21","startHours":23.850053508203047,"endHours":25.35134728793313,"quality":"auspicious"},{"name":"Kāla","start":"01:21","end":"02:51","startHours":25.35134728793313,"endHours":26.852641067663214,"quality":"inauspicious"},{"name":"Śubha","start":"02:51","end":"04:21","startHours":26.852641067663214,"endHours":28.353934847393294,"quality":"auspicious"},{"name":"Roga","start":"04:21","end":"05:51","startHours":28.353934847393294,"endHours":29.855228627123378,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:51","end":"06:51","startHours":5.855228627123377,"endHours":6.855228627123377,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:51","end":"07:51","startHours":6.855228627123377,"endHours":7.855228627123377,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:51","end":"08:51","startHours":7.855228627123377,"endHours":8.855228627123378,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:51","end":"09:51","startHours":8.855228627123378,"endHours":9.855228627123378,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:51","end":"10:51","startHours":9.855228627123378,"endHours":10.855228627123378,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:51","end":"11:51","startHours":10.855228627123378,"endHours":11.855228627123378,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:51","end":"12:51","startHours":11.855228627123378,"endHours":12.855228627123378,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:51","end":"13:51","startHours":12.855228627123378,"endHours":13.855228627123378,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:51","end":"14:51","startHours":13.855228627123378,"endHours":14.855228627123378,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:51","end":"15:51","startHours":14.855228627123378,"endHours":15.855228627123378,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:51","end":"16:51","startHours":15.855228627123378,"endHours":16.855228627123378,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:51","end":"17:51","startHours":16.855228627123378,"endHours":17.855228627123378,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:51","end":"18:51","startHours":17.855228627123378,"endHours":18.855228627123378,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:51","end":"19:51","startHours":18.855228627123378,"endHours":19.855228627123378,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:51","end":"20:51","startHours":19.855228627123378,"endHours":20.855228627123378,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:51","end":"21:51","startHours":20.855228627123378,"endHours":21.855228627123378,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:51","end":"22:51","startHours":21.855228627123378,"endHours":22.855228627123378,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:51","end":"23:51","startHours":22.855228627123378,"endHours":23.855228627123378,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:51","end":"00:51","startHours":23.855228627123378,"endHours":24.855228627123378,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:51","end":"01:51","startHours":24.855228627123378,"endHours":25.855228627123378,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:51","end":"02:51","startHours":25.855228627123378,"endHours":26.855228627123378,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:51","end":"03:51","startHours":26.855228627123378,"endHours":27.855228627123378,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:51","end":"04:51","startHours":27.855228627123378,"endHours":28.855228627123378,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:51","end":"05:51","startHours":28.855228627123378,"endHours":29.855228627123378,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-2.001501871232861,"eotMinutes":10.180789507817288,"ayanamsa":19.5469}},"calendars":{"vikram_samvat":1748,"vikram_samvatsara":"Tāraṇa","saka_samvat":1613,"saka_samvatsara":"Prajāpati","bengali_samvat":1098,"malayalam_era":867,"nanakshahi_year":222,"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":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Saptamī · Vikram 1748 Tāraṇa · Śaka 1613 Prajāpati"},"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 September 28, 1691 CE · Ayodhyā · Vidhyamitra","description":"September 28, 1691 CE for Ayodhyā: Śukla Saptamī, sūryodaya 05:51, sūryāsta 17:51.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1691-09-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1691-09-28","sa":"https://sa.vidhyamitra.com/city/ayodhya/1691-09-28","hi":"https://hi.vidhyamitra.com/city/ayodhya/1691-09-28","x-default":"https://vidhyamitra.com/city/ayodhya/1691-09-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T21:08:34.314Z","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":"2026-06-02T21:08:34.314Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T21:08:34.314Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}