{"id":"vidhyamitra:city-day:ayodhya:2291-09-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2291-09-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2291-09-18","date_display":"September 18, 2291 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":2291,"month":9,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2558090.770833,"kali_year":5393,"ahargana":1969625.2708,"sun":{"sidereal_longitude":145.6876,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":78.1735,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":292.4859,"elapsed_within_tithi_degrees":4.4859},"nakshatra":{"number":6,"name":"Ārdrā","pada":4,"moon_longitude":78.1735,"elapsed_within_degrees":11.5068},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":223.8611},"karana":{"half_tithi_index":48,"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":2291,"month":9,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2558090.770833,"ahargana":1969625.2708,"kali_year":5393,"ayanamsa_lahiri":27.928,"grahas":{"sun":{"sidereal_longitude":147.120879,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":79.763079,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false,"latitude":-2.7933},"mars":{"sidereal_longitude":54.023878999999965,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":168.71567900000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":205.658279,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":172.16927899999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":344.289879,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":219.7747,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":39.7747,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2291,"month":9,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2558090.770833,"kali_year":5393,"ahargana":1969625.2708,"sun":{"sidereal_longitude":145.6876,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":78.1735,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":292.4859,"elapsed_within_tithi_degrees":4.4859},"nakshatra":{"number":6,"name":"Ārdrā","pada":4,"moon_longitude":78.1735,"elapsed_within_degrees":11.5068},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":223.8611},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.793,"elongation":67.514},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.793,"opposition_distance":112.486}},"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":"05:47","sunsetLocal":"18:02","solarNoonLocal":"11:55","dayLengthHours":12.257086305135147,"dayLengthDisplay":"12 Hours 15 Mins 26 Secs","nightLengthDisplay":"11 Hours 44 Mins 34 Secs","moonriseLocal":"00:35","moonsetLocal":"14:16","rahuKala":{"name":"Rāhu Kāla","start":"10:23","end":"11:55","startHours":10.377430508963535,"endHours":11.909566297105428,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:58","end":"16:30","startHours":14.973837873389215,"endHours":16.505973661531108,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:19","end":"08:51","startHours":7.313158932679747,"endHours":8.845294720821641,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.641009949069389,"endHours":9.049579492573892,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:18","end":"06:37","startHours":6.291735073918485,"endHours":6.618590708722088,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:30","end":"12:19","startHours":11.500996753600923,"endHours":12.318135840609933,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:09","end":"04:58","startHours":4.146744970519834,"endHours":4.963884057528844,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:46","end":"05:47","startHours":4.759599285776591,"endHours":5.781023144537854,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:46","startHours":13.952414014627951,"endHours":14.76955310163696,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.838109449673002,"endHours":18.238109449673,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:33","startHours":18.038109449673,"endHours":18.54882137905363,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.788109449673,"endHours":19.538109449673,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:30","end":"00:19","startHours":23.500996753600923,"endHours":24.318135840609933,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:47","end":"07:19","startHours":5.781023144537854,"endHours":7.313158932679747,"quality":"neutral"},{"name":"Labha","start":"07:19","end":"08:51","startHours":7.313158932679747,"endHours":8.845294720821641,"quality":"auspicious"},{"name":"Amṛta","start":"08:51","end":"10:23","startHours":8.845294720821641,"endHours":10.377430508963535,"quality":"auspicious"},{"name":"Kāla","start":"10:23","end":"11:55","startHours":10.377430508963535,"endHours":11.909566297105428,"quality":"inauspicious"},{"name":"Śubha","start":"11:55","end":"13:27","startHours":11.909566297105428,"endHours":13.441702085247321,"quality":"auspicious"},{"name":"Roga","start":"13:27","end":"14:58","startHours":13.441702085247321,"endHours":14.973837873389215,"quality":"inauspicious"},{"name":"Udveg","start":"14:58","end":"16:30","startHours":14.973837873389215,"endHours":16.505973661531108,"quality":"inauspicious"},{"name":"Chala","start":"16:30","end":"18:02","startHours":16.505973661531108,"endHours":18.038109449673,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:02","end":"19:30","startHours":18.038109449673,"endHours":19.505973661531108,"quality":"inauspicious"},{"name":"Udveg","start":"19:30","end":"20:58","startHours":19.505973661531108,"endHours":20.973837873389215,"quality":"inauspicious"},{"name":"Chala","start":"20:58","end":"22:27","startHours":20.973837873389215,"endHours":22.44170208524732,"quality":"neutral"},{"name":"Labha","start":"22:27","end":"23:55","startHours":22.44170208524732,"endHours":23.909566297105428,"quality":"auspicious"},{"name":"Amṛta","start":"23:55","end":"01:23","startHours":23.909566297105428,"endHours":25.377430508963535,"quality":"auspicious"},{"name":"Kāla","start":"01:23","end":"02:51","startHours":25.377430508963535,"endHours":26.84529472082164,"quality":"inauspicious"},{"name":"Śubha","start":"02:51","end":"04:19","startHours":26.84529472082164,"endHours":28.313158932679748,"quality":"auspicious"},{"name":"Roga","start":"04:19","end":"05:47","startHours":28.313158932679748,"endHours":29.781023144537855,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:47","end":"06:47","startHours":5.781023144537854,"endHours":6.781023144537854,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:47","end":"07:47","startHours":6.781023144537854,"endHours":7.781023144537854,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:47","end":"08:47","startHours":7.781023144537854,"endHours":8.781023144537855,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:47","end":"09:47","startHours":8.781023144537855,"endHours":9.781023144537855,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:47","end":"10:47","startHours":9.781023144537855,"endHours":10.781023144537855,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:47","end":"11:47","startHours":10.781023144537855,"endHours":11.781023144537855,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:47","end":"12:47","startHours":11.781023144537855,"endHours":12.781023144537855,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:47","end":"13:47","startHours":12.781023144537855,"endHours":13.781023144537855,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:47","end":"14:47","startHours":13.781023144537855,"endHours":14.781023144537855,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:47","end":"15:47","startHours":14.781023144537855,"endHours":15.781023144537855,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:47","end":"16:47","startHours":15.781023144537855,"endHours":16.781023144537855,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:47","end":"17:47","startHours":16.781023144537855,"endHours":17.781023144537855,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:47","end":"18:47","startHours":17.781023144537855,"endHours":18.781023144537855,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:47","end":"19:47","startHours":18.781023144537855,"endHours":19.781023144537855,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:47","end":"20:47","startHours":19.781023144537855,"endHours":20.781023144537855,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:47","end":"21:47","startHours":20.781023144537855,"endHours":21.781023144537855,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:47","end":"22:47","startHours":21.781023144537855,"endHours":22.781023144537855,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:47","end":"23:47","startHours":22.781023144537855,"endHours":23.781023144537855,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:47","end":"00:47","startHours":23.781023144537855,"endHours":24.781023144537855,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:47","end":"01:47","startHours":24.781023144537855,"endHours":25.781023144537855,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:47","end":"02:47","startHours":25.781023144537855,"endHours":26.781023144537855,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:47","end":"03:47","startHours":26.781023144537855,"endHours":27.781023144537855,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:47","end":"04:47","startHours":27.781023144537855,"endHours":28.781023144537855,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:47","end":"05:47","startHours":28.781023144537855,"endHours":29.781023144537855,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":1.9671581232583668,"eotMinutes":6.610022173674397,"ayanamsa":27.928}},"calendars":{"vikram_samvat":2348,"vikram_samvatsara":"Tāraṇa","saka_samvat":2213,"saka_samvatsara":"Prajāpati","bengali_samvat":1698,"malayalam_era":1467,"nanakshahi_year":822,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","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 Daśamī · Vikram 2348 Tāraṇa · Śaka 2213 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 18, 2291 CE · Ayodhyā · Vidhyamitra","description":"September 18, 2291 CE for Ayodhyā: Kṛṣṇa Daśamī, sūryodaya 05:47, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2291-09-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2291-09-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/2291-09-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/2291-09-18","x-default":"https://vidhyamitra.com/city/ayodhya/2291-09-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T15:28:37.112Z","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":"2026-06-01T15:28:37.112Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T15:28:37.112Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}