{"id":"vidhyamitra:city-day:ayodhya:1691-10-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1691-10-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1691-10-15","date_display":"October 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":10,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2338972.770833,"kali_year":4793,"ahargana":1750507.2708,"sun":{"sidereal_longitude":182.3273,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":98.1705,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":275.8431,"elapsed_within_tithi_degrees":11.8431},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":98.1705,"elapsed_within_degrees":4.8371},"yoga":{"number":22,"name":"Sādhya","sum_longitude":280.4978},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":10,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2338972.770833,"ahargana":1750507.2708,"kali_year":4793,"ayanamsa_lahiri":19.5475,"grahas":{"sun":{"sidereal_longitude":182.30949699999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":96.191397,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false,"latitude":2.3515},"mars":{"sidereal_longitude":72.25519700000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":205.98849700000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":27.790697000000023,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":178.57559700000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":222.70079699999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":309.7008,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":129.7008,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":1691,"month":10,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2338972.770833,"kali_year":4793,"ahargana":1750507.2708,"sun":{"sidereal_longitude":182.3273,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":98.1705,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":275.8431,"elapsed_within_tithi_degrees":11.8431},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":98.1705,"elapsed_within_degrees":4.8371},"yoga":{"number":22,"name":"Sādhya","sum_longitude":280.4978},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.352,"elongation":84.157},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.352,"opposition_distance":95.843}},"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":"06:00","sunsetLocal":"17:33","solarNoonLocal":"11:46","dayLengthHours":11.547801036072235,"dayLengthDisplay":"11 Hours 32 Mins 52 Secs","nightLengthDisplay":"12 Hours 27 Mins 08 Secs","moonriseLocal":"23:14","moonsetLocal":"12:49","rahuKala":{"name":"Rāhu Kāla","start":"07:27","end":"08:53","startHours":7.441694105284447,"endHours":8.885169234793477,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:20","end":"11:46","startHours":10.328644364302505,"endHours":11.772119493811534,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:13","end":"14:40","startHours":13.215594623320564,"endHours":14.659069752829593,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:42","end":"09:05","startHours":8.692705884192272,"endHours":9.07763258539468,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:29","end":"06:47","startHours":6.479377352278427,"endHours":6.787318713240354,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:23","end":"12:09","startHours":11.387192792609126,"endHours":12.157046195013942,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:28","end":"05:14","startHours":4.458512170965786,"endHours":5.228365573370602,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:02","end":"06:00","startHours":5.035902222769398,"endHours":5.998218975775417,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:42","end":"14:28","startHours":13.696752999823573,"endHours":14.46660640222839,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:21","end":"17:45","startHours":17.346020011847653,"endHours":17.74602001184765,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:33","end":"18:02","startHours":17.546020011847652,"endHours":18.027178388350663,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:18","end":"19:03","startHours":17.296020011847652,"endHours":19.046020011847652,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:23","end":"00:09","startHours":23.387192792609127,"endHours":24.15704619501394,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:00","end":"07:27","startHours":5.998218975775417,"endHours":7.441694105284447,"quality":"auspicious"},{"name":"Kāla","start":"07:27","end":"08:53","startHours":7.441694105284447,"endHours":8.885169234793477,"quality":"inauspicious"},{"name":"Śubha","start":"08:53","end":"10:20","startHours":8.885169234793477,"endHours":10.328644364302505,"quality":"auspicious"},{"name":"Roga","start":"10:20","end":"11:46","startHours":10.328644364302505,"endHours":11.772119493811534,"quality":"inauspicious"},{"name":"Udveg","start":"11:46","end":"13:13","startHours":11.772119493811534,"endHours":13.215594623320564,"quality":"inauspicious"},{"name":"Chala","start":"13:13","end":"14:40","startHours":13.215594623320564,"endHours":14.659069752829593,"quality":"neutral"},{"name":"Labha","start":"14:40","end":"16:06","startHours":14.659069752829593,"endHours":16.102544882338623,"quality":"auspicious"},{"name":"Amṛta","start":"16:06","end":"17:33","startHours":16.102544882338623,"endHours":17.546020011847652,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:33","end":"19:06","startHours":17.546020011847652,"endHours":19.102544882338623,"quality":"neutral"},{"name":"Labha","start":"19:06","end":"20:40","startHours":19.102544882338623,"endHours":20.659069752829595,"quality":"auspicious"},{"name":"Amṛta","start":"20:40","end":"22:13","startHours":20.659069752829595,"endHours":22.215594623320563,"quality":"auspicious"},{"name":"Kāla","start":"22:13","end":"23:46","startHours":22.215594623320563,"endHours":23.772119493811534,"quality":"inauspicious"},{"name":"Śubha","start":"23:46","end":"01:20","startHours":23.772119493811534,"endHours":25.328644364302505,"quality":"auspicious"},{"name":"Roga","start":"01:20","end":"02:53","startHours":25.328644364302505,"endHours":26.885169234793477,"quality":"inauspicious"},{"name":"Udveg","start":"02:53","end":"04:27","startHours":26.885169234793477,"endHours":28.441694105284448,"quality":"inauspicious"},{"name":"Chala","start":"04:27","end":"06:00","startHours":28.441694105284448,"endHours":29.998218975775416,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:00","end":"07:00","startHours":5.998218975775417,"endHours":6.998218975775417,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:00","end":"08:00","startHours":6.998218975775417,"endHours":7.998218975775417,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:00","end":"09:00","startHours":7.998218975775417,"endHours":8.998218975775417,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:00","end":"10:00","startHours":8.998218975775417,"endHours":9.998218975775417,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:00","end":"11:00","startHours":9.998218975775417,"endHours":10.998218975775417,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:00","end":"12:00","startHours":10.998218975775417,"endHours":11.998218975775417,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:00","end":"13:00","startHours":11.998218975775417,"endHours":12.998218975775417,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:00","end":"14:00","startHours":12.998218975775417,"endHours":13.998218975775417,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:00","end":"15:00","startHours":13.998218975775417,"endHours":14.998218975775417,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:00","end":"16:00","startHours":14.998218975775417,"endHours":15.998218975775417,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:00","end":"17:00","startHours":15.998218975775417,"endHours":16.998218975775416,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:00","end":"18:00","startHours":16.998218975775416,"endHours":17.998218975775416,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:00","end":"19:00","startHours":17.998218975775416,"endHours":18.998218975775416,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:00","end":"20:00","startHours":18.998218975775416,"endHours":19.998218975775416,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:00","end":"21:00","startHours":19.998218975775416,"endHours":20.998218975775416,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:00","end":"22:00","startHours":20.998218975775416,"endHours":21.998218975775416,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:00","end":"23:00","startHours":21.998218975775416,"endHours":22.998218975775416,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:00","end":"00:00","startHours":22.998218975775416,"endHours":23.998218975775416,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:00","end":"01:00","startHours":23.998218975775416,"endHours":24.998218975775416,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:00","end":"02:00","startHours":24.998218975775416,"endHours":25.998218975775416,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:00","end":"03:00","startHours":25.998218975775416,"endHours":26.998218975775416,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:00","end":"04:00","startHours":26.998218975775416,"endHours":27.998218975775416,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:00","end":"05:00","startHours":27.998218975775416,"endHours":28.998218975775416,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:00","end":"06:00","startHours":28.998218975775416,"endHours":29.998218975775416,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","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":-8.515231940650692,"eotMinutes":14.85683037130801,"ayanamsa":19.5475}},"calendars":{"vikram_samvat":1748,"vikram_samvatsara":"Tāraṇa","saka_samvat":1613,"saka_samvatsara":"Prajāpati","bengali_samvat":1098,"malayalam_era":867,"nanakshahi_year":222,"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 Aṣṭamī · Vikram 1748 Tāraṇa · Śaka 1613 Prajāpati"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 Kṛṣṇa Aṣṭamī","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 15, 1691 CE · Ayodhyā · Vidhyamitra","description":"October 15, 1691 CE for Ayodhyā: Kṛṣṇa Aṣṭamī, sūryodaya 06:00, sūryāsta 17:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1691-10-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1691-10-15","sa":"https://sa.vidhyamitra.com/city/ayodhya/1691-10-15","hi":"https://hi.vidhyamitra.com/city/ayodhya/1691-10-15","x-default":"https://vidhyamitra.com/city/ayodhya/1691-10-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T00:46:44.692Z","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":"2026-06-03T00:46:44.692Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T00:46:44.692Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}