{"id":"vidhyamitra:city-day:ayodhya:1851-09-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1851-09-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1851-09-13","date_display":"September 13, 1851 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":1851,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2397378.770833,"kali_year":4953,"ahargana":1808913.2708,"sun":{"sidereal_longitude":147.4878,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":357.1438,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":209.6561,"elapsed_within_tithi_degrees":5.6561},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":357.1438,"elapsed_within_degrees":10.4772},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":144.6316},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1851,"month":9,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2397378.770833,"ahargana":1808913.2708,"kali_year":4953,"ayanamsa_lahiri":21.7813,"grahas":{"sun":{"sidereal_longitude":147.854759,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":354.751059,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false,"latitude":-4.4569},"mars":{"sidereal_longitude":78.68055900000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":167.075559,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":184.40015900000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":145.33335899999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":13.626158999999973,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":95.0698,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":275.0698,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1851,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2397378.770833,"kali_year":4953,"ahargana":1808913.2708,"sun":{"sidereal_longitude":147.4878,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":357.1438,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":209.6561,"elapsed_within_tithi_degrees":5.6561},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":357.1438,"elapsed_within_degrees":10.4772},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":144.6316},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.457,"elongation":150.344},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.457,"opposition_distance":29.656}},"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":"18:08","solarNoonLocal":"11:56","dayLengthHours":12.401745975219619,"dayLengthDisplay":"12 Hours 24 Mins 06 Secs","nightLengthDisplay":"11 Hours 35 Mins 54 Secs","moonriseLocal":"19:28","moonsetLocal":"08:00","rahuKala":{"name":"Rāhu Kāla","start":"08:50","end":"10:23","startHours":8.840065657363997,"endHours":10.390283904266449,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:29","end":"15:02","startHours":13.490720398071353,"endHours":15.040938644973807,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:44","end":"07:17","startHours":5.7396291635590915,"endHours":7.289847410461544,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.633369891110336,"endHours":9.046761423617657,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:35","startHours":6.256368579193242,"endHours":6.587081805199098,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:32","end":"12:21","startHours":11.52711061866158,"endHours":12.35389368367622,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:05","end":"04:55","startHours":4.086063033529809,"endHours":4.91284609854445,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:42","end":"05:44","startHours":4.70615033229079,"endHours":5.7396291635590915,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:00","end":"14:50","startHours":14.007459813705506,"endHours":14.834242878720147,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:56","end":"18:20","startHours":17.94137513877871,"endHours":18.34137513877871,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:08","end":"18:39","startHours":18.14137513877871,"endHours":18.65811455441286,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:53","end":"19:38","startHours":17.89137513877871,"endHours":19.64137513877871,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:32","end":"00:21","startHours":23.52711061866158,"endHours":24.35389368367622,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:44","end":"07:17","startHours":5.7396291635590915,"endHours":7.289847410461544,"quality":"inauspicious"},{"name":"Śubha","start":"07:17","end":"08:50","startHours":7.289847410461544,"endHours":8.840065657363997,"quality":"auspicious"},{"name":"Roga","start":"08:50","end":"10:23","startHours":8.840065657363997,"endHours":10.390283904266449,"quality":"inauspicious"},{"name":"Udveg","start":"10:23","end":"11:56","startHours":10.390283904266449,"endHours":11.9405021511689,"quality":"inauspicious"},{"name":"Chala","start":"11:56","end":"13:29","startHours":11.9405021511689,"endHours":13.490720398071353,"quality":"neutral"},{"name":"Labha","start":"13:29","end":"15:02","startHours":13.490720398071353,"endHours":15.040938644973807,"quality":"auspicious"},{"name":"Amṛta","start":"15:02","end":"16:35","startHours":15.040938644973807,"endHours":16.591156891876256,"quality":"auspicious"},{"name":"Kāla","start":"16:35","end":"18:08","startHours":16.591156891876256,"endHours":18.14137513877871,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:08","end":"19:35","startHours":18.14137513877871,"endHours":19.591156891876256,"quality":"auspicious"},{"name":"Amṛta","start":"19:35","end":"21:02","startHours":19.591156891876256,"endHours":21.040938644973807,"quality":"auspicious"},{"name":"Kāla","start":"21:02","end":"22:29","startHours":21.040938644973807,"endHours":22.490720398071353,"quality":"inauspicious"},{"name":"Śubha","start":"22:29","end":"23:56","startHours":22.490720398071353,"endHours":23.9405021511689,"quality":"auspicious"},{"name":"Roga","start":"23:56","end":"01:23","startHours":23.9405021511689,"endHours":25.390283904266447,"quality":"inauspicious"},{"name":"Udveg","start":"01:23","end":"02:50","startHours":25.390283904266447,"endHours":26.840065657363994,"quality":"inauspicious"},{"name":"Chala","start":"02:50","end":"04:17","startHours":26.840065657363994,"endHours":28.289847410461544,"quality":"neutral"},{"name":"Labha","start":"04:17","end":"05:44","startHours":28.289847410461544,"endHours":29.73962916355909,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:44","end":"06:44","startHours":5.7396291635590915,"endHours":6.7396291635590915,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:44","end":"07:44","startHours":6.7396291635590915,"endHours":7.7396291635590915,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:44","end":"08:44","startHours":7.7396291635590915,"endHours":8.73962916355909,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:44","end":"09:44","startHours":8.73962916355909,"endHours":9.73962916355909,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:44","end":"10:44","startHours":9.73962916355909,"endHours":10.73962916355909,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:44","end":"11:44","startHours":10.73962916355909,"endHours":11.73962916355909,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:44","end":"12:44","startHours":11.73962916355909,"endHours":12.73962916355909,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:44","end":"13:44","startHours":12.73962916355909,"endHours":13.73962916355909,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:44","end":"14:44","startHours":13.73962916355909,"endHours":14.73962916355909,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:44","end":"15:44","startHours":14.73962916355909,"endHours":15.73962916355909,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:44","end":"16:44","startHours":15.73962916355909,"endHours":16.73962916355909,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:44","end":"17:44","startHours":16.73962916355909,"endHours":17.73962916355909,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:44","end":"18:44","startHours":17.73962916355909,"endHours":18.73962916355909,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:44","end":"19:44","startHours":18.73962916355909,"endHours":19.73962916355909,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:44","end":"20:44","startHours":19.73962916355909,"endHours":20.73962916355909,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:44","end":"21:44","startHours":20.73962916355909,"endHours":21.73962916355909,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:44","end":"22:44","startHours":21.73962916355909,"endHours":22.73962916355909,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:44","end":"23:44","startHours":22.73962916355909,"endHours":23.73962916355909,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:44","end":"00:44","startHours":23.73962916355909,"endHours":24.73962916355909,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:44","end":"01:44","startHours":24.73962916355909,"endHours":25.73962916355909,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:44","end":"02:44","startHours":25.73962916355909,"endHours":26.73962916355909,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:44","end":"03:44","startHours":26.73962916355909,"endHours":27.73962916355909,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:44","end":"04:44","startHours":27.73962916355909,"endHours":28.73962916355909,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:44","end":"05:44","startHours":28.73962916355909,"endHours":29.73962916355909,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.103140140100514,"eotMinutes":4.753870929866006,"ayanamsa":21.7813}},"calendars":{"vikram_samvat":1908,"vikram_samvatsara":"Raktākṣī","saka_samvat":1773,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1258,"malayalam_era":1027,"nanakshahi_year":382,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","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":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Tṛtīyā · Vikram 1908 Raktākṣī · Śaka 1773 Virodhakṛt"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 13, 1851 CE · Ayodhyā · Vidhyamitra","description":"September 13, 1851 CE for Ayodhyā: Kṛṣṇa Tṛtīyā, sūryodaya 05:44, sūryāsta 18:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1851-09-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1851-09-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/1851-09-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/1851-09-13","x-default":"https://vidhyamitra.com/city/ayodhya/1851-09-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T02:36:50.673Z","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":"2026-06-03T02:36:50.673Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T02:36:50.673Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}