{"id":"vidhyamitra:city-day:ayodhya:1691-08-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1691-08-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1691-08-15","date_display":"August 15, 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":8,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2338911.770833,"kali_year":4793,"ahargana":1750446.2708,"sun":{"sidereal_longitude":122.7924,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":12.9189,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":250.1265,"elapsed_within_tithi_degrees":10.1265},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.9189,"elapsed_within_degrees":12.9189},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":135.7113},"karana":{"half_tithi_index":41,"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":1691,"month":8,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2338911.770833,"ahargana":1750446.2708,"kali_year":4793,"ayanamsa_lahiri":19.5452,"grahas":{"sun":{"sidereal_longitude":122.68502799999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":8.886127999999985,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false,"latitude":3.8956},"mars":{"sidereal_longitude":44.47722799999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":124.582428,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":29.795428000000015,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":103.09432800000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":218.47582799999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":312.9328,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":132.9328,"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":8,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2338911.770833,"kali_year":4793,"ahargana":1750446.2708,"sun":{"sidereal_longitude":122.7924,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":12.9189,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":250.1265,"elapsed_within_tithi_degrees":10.1265},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.9189,"elapsed_within_degrees":12.9189},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":135.7113},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.896,"elongation":109.873},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.896,"opposition_distance":70.127}},"eclipse_window_40days":[{"offset_days":-6,"type":"lunar","occurs":true,"moon_latitude":-1.228,"opposition_distance":0.348}]},"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":"05:32","sunsetLocal":"18:38","solarNoonLocal":"12:05","dayLengthHours":13.10133084226377,"dayLengthDisplay":"13 Hours 06 Mins 05 Secs","nightLengthDisplay":"10 Hours 53 Mins 55 Secs","moonriseLocal":"22:05","moonsetLocal":"10:55","rahuKala":{"name":"Rāhu Kāla","start":"12:05","end":"13:44","startHours":12.089345128777143,"endHours":13.727011484060114,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:11","end":"08:49","startHours":7.1763460629282285,"endHours":8.814012418211199,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:27","end":"12:05","startHours":10.451678773494171,"endHours":12.089345128777143,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:02","startHours":8.59565690417347,"endHours":9.03236793224893,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:05","end":"06:26","startHours":6.084568492739581,"endHours":6.433937315199948,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:32","startHours":11.652634100701684,"endHours":12.526056156852603,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:48","end":"04:40","startHours":3.791835595343421,"endHours":4.665257651494339,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:27","end":"05:32","startHours":4.446902137456609,"endHours":5.538679707645257,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:16","end":"15:09","startHours":14.272900269154437,"endHours":15.146322325305356,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:26","end":"18:50","startHours":18.44001054990903,"endHours":18.840010549909028,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:38","end":"19:11","startHours":18.64001054990903,"endHours":19.185899335003352,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:23","end":"20:08","startHours":18.39001054990903,"endHours":20.14001054990903,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:32","startHours":23.652634100701686,"endHours":24.5260561568526,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:32","end":"07:11","startHours":5.538679707645257,"endHours":7.1763460629282285,"quality":"auspicious"},{"name":"Amṛta","start":"07:11","end":"08:49","startHours":7.1763460629282285,"endHours":8.814012418211199,"quality":"auspicious"},{"name":"Kāla","start":"08:49","end":"10:27","startHours":8.814012418211199,"endHours":10.451678773494171,"quality":"inauspicious"},{"name":"Śubha","start":"10:27","end":"12:05","startHours":10.451678773494171,"endHours":12.089345128777143,"quality":"auspicious"},{"name":"Roga","start":"12:05","end":"13:44","startHours":12.089345128777143,"endHours":13.727011484060114,"quality":"inauspicious"},{"name":"Udveg","start":"13:44","end":"15:22","startHours":13.727011484060114,"endHours":15.364677839343084,"quality":"inauspicious"},{"name":"Chala","start":"15:22","end":"17:00","startHours":15.364677839343084,"endHours":17.00234419462606,"quality":"neutral"},{"name":"Labha","start":"17:00","end":"18:38","startHours":17.00234419462606,"endHours":18.64001054990903,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:38","end":"20:00","startHours":18.64001054990903,"endHours":20.00234419462606,"quality":"inauspicious"},{"name":"Chala","start":"20:00","end":"21:22","startHours":20.00234419462606,"endHours":21.364677839343088,"quality":"neutral"},{"name":"Labha","start":"21:22","end":"22:44","startHours":21.364677839343088,"endHours":22.727011484060114,"quality":"auspicious"},{"name":"Amṛta","start":"22:44","end":"00:05","startHours":22.727011484060114,"endHours":24.089345128777143,"quality":"auspicious"},{"name":"Kāla","start":"00:05","end":"01:27","startHours":24.089345128777143,"endHours":25.451678773494173,"quality":"inauspicious"},{"name":"Śubha","start":"01:27","end":"02:49","startHours":25.451678773494173,"endHours":26.8140124182112,"quality":"auspicious"},{"name":"Roga","start":"02:49","end":"04:11","startHours":26.8140124182112,"endHours":28.17634606292823,"quality":"inauspicious"},{"name":"Udveg","start":"04:11","end":"05:32","startHours":28.17634606292823,"endHours":29.538679707645258,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:32","end":"06:32","startHours":5.538679707645257,"endHours":6.538679707645257,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:32","end":"07:32","startHours":6.538679707645257,"endHours":7.538679707645257,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:32","end":"08:32","startHours":7.538679707645257,"endHours":8.538679707645258,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:32","end":"09:32","startHours":8.538679707645258,"endHours":9.538679707645258,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:32","end":"10:32","startHours":9.538679707645258,"endHours":10.538679707645258,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:32","end":"11:32","startHours":10.538679707645258,"endHours":11.538679707645258,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:32","end":"12:32","startHours":11.538679707645258,"endHours":12.538679707645258,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:32","end":"13:32","startHours":12.538679707645258,"endHours":13.538679707645258,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:32","end":"14:32","startHours":13.538679707645258,"endHours":14.538679707645258,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:32","end":"15:32","startHours":14.538679707645258,"endHours":15.538679707645258,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:32","end":"16:32","startHours":15.538679707645258,"endHours":16.538679707645258,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:32","end":"17:32","startHours":16.538679707645258,"endHours":17.538679707645258,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:32","end":"18:32","startHours":17.538679707645258,"endHours":18.538679707645258,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:32","end":"19:32","startHours":18.538679707645258,"endHours":19.538679707645258,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:32","end":"20:32","startHours":19.538679707645258,"endHours":20.538679707645258,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:32","end":"21:32","startHours":20.538679707645258,"endHours":21.538679707645258,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:32","end":"22:32","startHours":21.538679707645258,"endHours":22.538679707645258,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:32","end":"23:32","startHours":22.538679707645258,"endHours":23.538679707645258,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:32","end":"00:32","startHours":23.538679707645258,"endHours":24.538679707645258,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:32","end":"01:32","startHours":24.538679707645258,"endHours":25.538679707645258,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:32","end":"02:32","startHours":25.538679707645258,"endHours":26.538679707645258,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:32","end":"03:32","startHours":26.538679707645258,"endHours":27.538679707645258,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:32","end":"04:32","startHours":27.538679707645258,"endHours":28.538679707645258,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:32","end":"05:32","startHours":28.538679707645258,"endHours":29.538679707645258,"planetary_lord":"Sun"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":14.099538210975735,"eotMinutes":-4.176707726628523,"ayanamsa":19.5452}},"calendars":{"vikram_samvat":1748,"vikram_samvatsara":"Tāraṇa","saka_samvat":1613,"saka_samvatsara":"Prajāpati","bengali_samvat":1098,"malayalam_era":867,"nanakshahi_year":222,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Ṣaṣṭhī · Vikram 1748 Tāraṇa · Śaka 1613 Prajāpati"},"festivals":[{"id":"balarama-jayanti","name":"Balarāma Jayantī (Hala-Ṣaṣṭhī)","name_sanskrit":"बलराम जयन्ती","tradition":"Vaishnava","associated_deity":"Balarāma (Krishna's elder brother; ādi-śeṣa)","significance":"Birth of Bala-deva, Krishna's elder brother and Saṅkarṣaṇa.","vrata":true,"detection":{"tithi_number":21,"tithi_paksha":"Kṛṣṇa","lunar_month":"Bhādrapada"},"precedence":3,"sources":["Bhāgavata 10.2-3"]}],"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":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 August 15, 1691 CE · Ayodhyā · Vidhyamitra","description":"August 15, 1691 CE for Ayodhyā: Kṛṣṇa Ṣaṣṭhī, sūryodaya 05:32, sūryāsta 18:38.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1691-08-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1691-08-15","sa":"https://sa.vidhyamitra.com/city/ayodhya/1691-08-15","hi":"https://hi.vidhyamitra.com/city/ayodhya/1691-08-15","x-default":"https://vidhyamitra.com/city/ayodhya/1691-08-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T22:04:03.701Z","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":"2026-06-02T22:04:03.701Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T22:04:03.701Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}