{"id":"vidhyamitra:city-day:ayodhya:1787-09-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1787-09-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1787-09-11","date_display":"September 11, 1787 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":1787,"month":9,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2374001.770833,"kali_year":4889,"ahargana":1785536.2708,"sun":{"sidereal_longitude":147.0605,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":140.4207,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":353.3602,"elapsed_within_tithi_degrees":5.3602},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":140.4207,"elapsed_within_degrees":7.0874},"yoga":{"number":22,"name":"Sādhya","sum_longitude":287.4812},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1787,"month":9,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2374001.770833,"ahargana":1785536.2708,"kali_year":4889,"ayanamsa_lahiri":20.8873,"grahas":{"sun":{"sidereal_longitude":147.27203199999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":138.71023200000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false,"latitude":-4.1331},"mars":{"sidereal_longitude":71.38953200000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":133.111332,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":66.61573199999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":140.41063199999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":305.726232,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":253.6958,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":73.6958,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":1787,"month":9,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2374001.770833,"kali_year":4889,"ahargana":1785536.2708,"sun":{"sidereal_longitude":147.0605,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":140.4207,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":353.3602,"elapsed_within_tithi_degrees":5.3602},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":140.4207,"elapsed_within_degrees":7.0874},"yoga":{"number":22,"name":"Sādhya","sum_longitude":287.4812},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.133,"elongation":6.64},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.133,"opposition_distance":173.36}},"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":"05:44","sunsetLocal":"18:10","solarNoonLocal":"11:57","dayLengthHours":12.441062311843403,"dayLengthDisplay":"12 Hours 26 Mins 28 Secs","nightLengthDisplay":"11 Hours 33 Mins 32 Secs","moonriseLocal":"05:04","moonsetLocal":"17:42","rahuKala":{"name":"Rāhu Kāla","start":"15:04","end":"16:37","startHours":15.063092375388141,"endHours":16.618225164368564,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:51","end":"10:24","startHours":8.84256121946644,"endHours":10.397694008446864,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:57","end":"13:30","startHours":11.952826797427289,"endHours":13.507959586407715,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.635210180935715,"endHours":9.049912257997162,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:35","startHours":6.250673237832396,"endHours":6.582434899481553,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:32","end":"12:22","startHours":11.538124720365841,"endHours":12.367528874488736,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:04","end":"04:54","startHours":4.0734873332598,"endHours":4.9028914873826945,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:42","end":"05:44","startHours":4.695540448851971,"endHours":5.732295641505588,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:02","end":"14:51","startHours":14.026337182734522,"endHours":14.855741336857417,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:58","end":"18:22","startHours":17.97335795334899,"endHours":18.37335795334899,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:10","end":"18:42","startHours":18.17335795334899,"endHours":18.691735549675798,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:55","end":"19:40","startHours":17.92335795334899,"endHours":19.67335795334899,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:32","end":"00:22","startHours":23.538124720365843,"endHours":24.367528874488734,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:44","end":"07:17","startHours":5.732295641505588,"endHours":7.287428430486013,"quality":"inauspicious"},{"name":"Udveg","start":"07:17","end":"08:51","startHours":7.287428430486013,"endHours":8.84256121946644,"quality":"inauspicious"},{"name":"Chala","start":"08:51","end":"10:24","startHours":8.84256121946644,"endHours":10.397694008446864,"quality":"neutral"},{"name":"Labha","start":"10:24","end":"11:57","startHours":10.397694008446864,"endHours":11.952826797427289,"quality":"auspicious"},{"name":"Amṛta","start":"11:57","end":"13:30","startHours":11.952826797427289,"endHours":13.507959586407715,"quality":"auspicious"},{"name":"Kāla","start":"13:30","end":"15:04","startHours":13.507959586407715,"endHours":15.063092375388141,"quality":"inauspicious"},{"name":"Śubha","start":"15:04","end":"16:37","startHours":15.063092375388141,"endHours":16.618225164368564,"quality":"auspicious"},{"name":"Roga","start":"16:37","end":"18:10","startHours":16.618225164368564,"endHours":18.17335795334899,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:10","end":"19:37","startHours":18.17335795334899,"endHours":19.618225164368564,"quality":"inauspicious"},{"name":"Śubha","start":"19:37","end":"21:04","startHours":19.618225164368564,"endHours":21.063092375388138,"quality":"auspicious"},{"name":"Roga","start":"21:04","end":"22:30","startHours":21.063092375388138,"endHours":22.507959586407715,"quality":"inauspicious"},{"name":"Udveg","start":"22:30","end":"23:57","startHours":22.507959586407715,"endHours":23.95282679742729,"quality":"inauspicious"},{"name":"Chala","start":"23:57","end":"01:24","startHours":23.95282679742729,"endHours":25.397694008446862,"quality":"neutral"},{"name":"Labha","start":"01:24","end":"02:51","startHours":25.397694008446862,"endHours":26.84256121946644,"quality":"auspicious"},{"name":"Amṛta","start":"02:51","end":"04:17","startHours":26.84256121946644,"endHours":28.287428430486013,"quality":"auspicious"},{"name":"Kāla","start":"04:17","end":"05:44","startHours":28.287428430486013,"endHours":29.732295641505587,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:44","end":"06:44","startHours":5.732295641505588,"endHours":6.732295641505588,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:44","end":"07:44","startHours":6.732295641505588,"endHours":7.732295641505588,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:44","end":"08:44","startHours":7.732295641505588,"endHours":8.732295641505587,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:44","end":"09:44","startHours":8.732295641505587,"endHours":9.732295641505587,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:44","end":"10:44","startHours":9.732295641505587,"endHours":10.732295641505587,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:44","end":"11:44","startHours":10.732295641505587,"endHours":11.732295641505587,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:44","end":"12:44","startHours":11.732295641505587,"endHours":12.732295641505587,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:44","end":"13:44","startHours":12.732295641505587,"endHours":13.732295641505587,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:44","end":"14:44","startHours":13.732295641505587,"endHours":14.732295641505587,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:44","end":"15:44","startHours":14.732295641505587,"endHours":15.732295641505587,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:44","end":"16:44","startHours":15.732295641505587,"endHours":16.732295641505587,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:44","end":"17:44","startHours":16.732295641505587,"endHours":17.732295641505587,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:44","end":"18:44","startHours":17.732295641505587,"endHours":18.732295641505587,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:44","end":"19:44","startHours":18.732295641505587,"endHours":19.732295641505587,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:44","end":"20:44","startHours":19.732295641505587,"endHours":20.732295641505587,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:44","end":"21:44","startHours":20.732295641505587,"endHours":21.732295641505587,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:44","end":"22:44","startHours":21.732295641505587,"endHours":22.732295641505587,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:44","end":"23:44","startHours":22.732295641505587,"endHours":23.732295641505587,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:44","end":"00:44","startHours":23.732295641505587,"endHours":24.732295641505587,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:44","end":"01:44","startHours":24.732295641505587,"endHours":25.732295641505587,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:44","end":"02:44","startHours":25.732295641505587,"endHours":26.732295641505587,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:44","end":"03:44","startHours":26.732295641505587,"endHours":27.732295641505587,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:44","end":"04:44","startHours":27.732295641505587,"endHours":28.732295641505587,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:44","end":"05:44","startHours":28.732295641505587,"endHours":29.732295641505587,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"North","anandadiYoga":{"name":"Siddhi","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":4.681174283410434,"eotMinutes":4.014392154362758,"ayanamsa":20.8873}},"calendars":{"vikram_samvat":1844,"vikram_samvatsara":"Raudra","saka_samvat":1709,"saka_samvatsara":"Plavaṅga","bengali_samvat":1194,"malayalam_era":963,"nanakshahi_year":318,"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 Amāvasyā · Vikram 1844 Raudra · Śaka 1709 Plavaṅga"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","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 September 11, 1787 CE · Ayodhyā · Vidhyamitra","description":"September 11, 1787 CE for Ayodhyā: Kṛṣṇa Amāvasyā, sūryodaya 05:44, sūryāsta 18:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1787-09-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1787-09-11","sa":"https://sa.vidhyamitra.com/city/ayodhya/1787-09-11","hi":"https://hi.vidhyamitra.com/city/ayodhya/1787-09-11","x-default":"https://vidhyamitra.com/city/ayodhya/1787-09-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T07:20:56.907Z","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":"2026-06-01T07:20:56.907Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T07:20:56.907Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}