{"id":"vidhyamitra:city-day:ayodhya:1901-09-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1901-09-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1901-09-15","date_display":"September 15, 1901 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":1901,"month":9,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415642.770833,"kali_year":5003,"ahargana":1827177.2708,"sun":{"sidereal_longitude":148.5207,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":175.4514,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":26.9307,"elapsed_within_tithi_degrees":2.9307},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":175.4514,"elapsed_within_degrees":2.1181},"yoga":{"number":25,"name":"Brahma","sum_longitude":323.9721},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1901,"month":9,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2415642.770833,"ahargana":1827177.2708,"kali_year":5003,"ayanamsa_lahiri":22.4799,"grahas":{"sun":{"sidereal_longitude":149.011439,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":173.27403900000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false,"latitude":-2.3765},"mars":{"sidereal_longitude":198.378239,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":165.01623900000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":252.545339,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"venus":{"sidereal_longitude":185.99863900000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":258.58193900000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":207.3552,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":27.3552,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"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":1901,"month":9,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415642.770833,"kali_year":5003,"ahargana":1827177.2708,"sun":{"sidereal_longitude":148.5207,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":175.4514,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":26.9307,"elapsed_within_tithi_degrees":2.9307},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":175.4514,"elapsed_within_degrees":2.1181},"yoga":{"number":25,"name":"Brahma","sum_longitude":323.9721},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.376,"elongation":26.931},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.376,"opposition_distance":153.069}},"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":"05:45","sunsetLocal":"18:06","solarNoonLocal":"11:56","dayLengthHours":12.352244358136947,"dayLengthDisplay":"12 Hours 21 Mins 08 Secs","nightLengthDisplay":"11 Hours 38 Mins 52 Secs","moonriseLocal":"07:43","moonsetLocal":"19:23","rahuKala":{"name":"Rāhu Kāla","start":"16:34","end":"18:06","startHours":16.560213747911316,"endHours":18.104244292678434,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:56","end":"13:28","startHours":11.928122113609962,"endHours":13.47215265837708,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:01","end":"16:34","startHours":15.016183203144198,"endHours":16.560213747911316,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.634190284773442,"endHours":9.045931763378007,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:16","end":"06:36","startHours":6.2666767827971945,"endHours":6.596069965680846,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:31","end":"12:20","startHours":11.516380635005396,"endHours":12.339863592214526,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:06","end":"04:56","startHours":4.105034020123229,"endHours":4.928516977332358,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:43","end":"05:45","startHours":4.722646238030076,"endHours":5.751999934541488,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:59","end":"14:49","startHours":13.986829506632787,"endHours":14.810312463841917,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.904244292678435,"endHours":18.304244292678433,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:37","startHours":18.104244292678434,"endHours":18.61892114093414,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.854244292678434,"endHours":19.604244292678434,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:31","end":"00:20","startHours":23.516380635005394,"endHours":24.339863592214524,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:45","end":"07:18","startHours":5.751999934541488,"endHours":7.296030479308607,"quality":"inauspicious"},{"name":"Chala","start":"07:18","end":"08:50","startHours":7.296030479308607,"endHours":8.840061024075725,"quality":"neutral"},{"name":"Labha","start":"08:50","end":"10:23","startHours":8.840061024075725,"endHours":10.384091568842845,"quality":"auspicious"},{"name":"Amṛta","start":"10:23","end":"11:56","startHours":10.384091568842845,"endHours":11.928122113609962,"quality":"auspicious"},{"name":"Kāla","start":"11:56","end":"13:28","startHours":11.928122113609962,"endHours":13.47215265837708,"quality":"inauspicious"},{"name":"Śubha","start":"13:28","end":"15:01","startHours":13.47215265837708,"endHours":15.016183203144198,"quality":"auspicious"},{"name":"Roga","start":"15:01","end":"16:34","startHours":15.016183203144198,"endHours":16.560213747911316,"quality":"inauspicious"},{"name":"Udveg","start":"16:34","end":"18:06","startHours":16.560213747911316,"endHours":18.104244292678434,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:06","end":"19:34","startHours":18.104244292678434,"endHours":19.560213747911316,"quality":"auspicious"},{"name":"Roga","start":"19:34","end":"21:01","startHours":19.560213747911316,"endHours":21.016183203144198,"quality":"inauspicious"},{"name":"Udveg","start":"21:01","end":"22:28","startHours":21.016183203144198,"endHours":22.472152658377077,"quality":"inauspicious"},{"name":"Chala","start":"22:28","end":"23:56","startHours":22.472152658377077,"endHours":23.92812211360996,"quality":"neutral"},{"name":"Labha","start":"23:56","end":"01:23","startHours":23.92812211360996,"endHours":25.38409156884284,"quality":"auspicious"},{"name":"Amṛta","start":"01:23","end":"02:50","startHours":25.38409156884284,"endHours":26.840061024075723,"quality":"auspicious"},{"name":"Kāla","start":"02:50","end":"04:18","startHours":26.840061024075723,"endHours":28.296030479308605,"quality":"inauspicious"},{"name":"Śubha","start":"04:18","end":"05:45","startHours":28.296030479308605,"endHours":29.751999934541487,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:45","end":"06:45","startHours":5.751999934541488,"endHours":6.751999934541488,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:45","end":"07:45","startHours":6.751999934541488,"endHours":7.751999934541488,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:45","end":"08:45","startHours":7.751999934541488,"endHours":8.751999934541487,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:45","end":"09:45","startHours":8.751999934541487,"endHours":9.751999934541487,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:45","end":"10:45","startHours":9.751999934541487,"endHours":10.751999934541487,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:45","end":"11:45","startHours":10.751999934541487,"endHours":11.751999934541487,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:45","end":"12:45","startHours":11.751999934541487,"endHours":12.751999934541487,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:45","end":"13:45","startHours":12.751999934541487,"endHours":13.751999934541487,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:45","end":"14:45","startHours":13.751999934541487,"endHours":14.751999934541487,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:45","end":"15:45","startHours":14.751999934541487,"endHours":15.751999934541487,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:45","end":"16:45","startHours":15.751999934541487,"endHours":16.751999934541487,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:45","end":"17:45","startHours":16.751999934541487,"endHours":17.751999934541487,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:45","end":"18:45","startHours":17.751999934541487,"endHours":18.751999934541487,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:45","end":"19:45","startHours":18.751999934541487,"endHours":19.751999934541487,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:45","end":"20:45","startHours":19.751999934541487,"endHours":20.751999934541487,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:45","end":"21:45","startHours":20.751999934541487,"endHours":21.751999934541487,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:45","end":"22:45","startHours":21.751999934541487,"endHours":22.751999934541487,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:45","end":"23:45","startHours":22.751999934541487,"endHours":23.751999934541487,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:45","end":"00:45","startHours":23.751999934541487,"endHours":24.751999934541487,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:45","end":"01:45","startHours":24.751999934541487,"endHours":25.751999934541487,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:45","end":"02:45","startHours":25.751999934541487,"endHours":26.751999934541487,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:45","end":"03:45","startHours":26.751999934541487,"endHours":27.751999934541487,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:45","end":"04:45","startHours":27.751999934541487,"endHours":28.751999934541487,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:45","end":"05:45","startHours":28.751999934541487,"endHours":29.751999934541487,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Padma","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":3.3736947493851863,"eotMinutes":5.496673183402374,"ayanamsa":22.4799}},"calendars":{"vikram_samvat":1958,"vikram_samvatsara":"Ānanda","saka_samvat":1823,"saka_samvatsara":"Plava","bengali_samvat":1308,"malayalam_era":1077,"nanakshahi_year":432,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla 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 Śukla Tṛtīyā · Vikram 1958 Ānanda · Śaka 1823 Plava"},"festivals":[{"id":"varaha-jayanti","name":"Varāha Jayantī","name_sanskrit":"वराह जयन्ती","tradition":"Vaishnava","associated_deity":"Varāha (3rd daśāvatāra of Krishna)","deity_avatara_index":12,"significance":"Varāha lifted Bhū-Devī from the cosmic ocean.","vrata":false,"detection":{"tithi_number":3,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":4,"sources":["Bhāgavata 3.13"]}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 15, 1901 CE · Ayodhyā · Vidhyamitra","description":"September 15, 1901 CE for Ayodhyā: Śukla Tṛtīyā, sūryodaya 05:45, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1901-09-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1901-09-15","sa":"https://sa.vidhyamitra.com/city/ayodhya/1901-09-15","hi":"https://hi.vidhyamitra.com/city/ayodhya/1901-09-15","x-default":"https://vidhyamitra.com/city/ayodhya/1901-09-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:47:41.472Z","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":"2026-05-31T21:47:41.472Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:47:41.472Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}