{"id":"vidhyamitra:city-day:ayodhya:1877-07-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1877-07-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1877-07-13","date_display":"July 13, 1877 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":1877,"month":7,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2406813.770833,"kali_year":4979,"ahargana":1818348.2708,"sun":{"sidereal_longitude":88.4137,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":115.9422,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":27.5285,"elapsed_within_tithi_degrees":3.5285},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3,"moon_longitude":115.9422,"elapsed_within_degrees":9.2756},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.3559},"karana":{"half_tithi_index":4,"name":"Taitila"},"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":1877,"month":7,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2406813.770833,"ahargana":1818348.2708,"kali_year":4979,"ayanamsa_lahiri":22.1422,"grahas":{"sun":{"sidereal_longitude":88.549372,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"moon":{"sidereal_longitude":118.36117200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false,"latitude":1.4797},"mars":{"sidereal_longitude":324.72467200000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":81.82897200000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":245.31947200000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":true},"venus":{"sidereal_longitude":108.36967200000004,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":329.175072,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":315.1581,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":135.1581,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":1877,"month":7,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2406813.770833,"kali_year":4979,"ahargana":1818348.2708,"sun":{"sidereal_longitude":88.4137,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":115.9422,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":27.5285,"elapsed_within_tithi_degrees":3.5285},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3,"moon_longitude":115.9422,"elapsed_within_degrees":9.2756},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.3559},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.48,"elongation":27.529},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.48,"opposition_distance":152.471}},"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":"05:16","sunsetLocal":"18:57","solarNoonLocal":"12:07","dayLengthHours":13.694745201949004,"dayLengthDisplay":"13 Hours 41 Mins 41 Secs","nightLengthDisplay":"10 Hours 18 Mins 19 Secs","moonriseLocal":"07:33","moonsetLocal":"20:39","rahuKala":{"name":"Rāhu Kāla","start":"10:24","end":"12:07","startHours":10.397247330525719,"endHours":12.109090480769346,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:32","end":"17:15","startHours":15.532776781256597,"endHours":17.24461993150022,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:58","end":"08:41","startHours":6.973561030038469,"endHours":8.685404180282095,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:27","end":"08:55","startHours":8.457158426916278,"endHours":8.91364993364791,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:50","end":"06:12","startHours":5.832332263209385,"endHours":6.197525468594692,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:34","startHours":11.652598974037712,"endHours":12.56558198750098,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:26","end":"04:21","startHours":3.435751852868309,"endHours":4.348734866331577,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:07","end":"05:16","startHours":4.1204891129657595,"endHours":5.261717879794843,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:18","startHours":14.391548014427514,"endHours":15.30453102789078,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:45","end":"19:09","startHours":18.75646308174385,"endHours":19.156463081743848,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:57","end":"19:32","startHours":18.95646308174385,"endHours":19.527077465158392,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:42","end":"20:27","startHours":18.70646308174385,"endHours":20.45646308174385,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:34","startHours":23.652598974037712,"endHours":24.56558198750098,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:16","end":"06:58","startHours":5.261717879794843,"endHours":6.973561030038469,"quality":"neutral"},{"name":"Labha","start":"06:58","end":"08:41","startHours":6.973561030038469,"endHours":8.685404180282095,"quality":"auspicious"},{"name":"Amṛta","start":"08:41","end":"10:24","startHours":8.685404180282095,"endHours":10.397247330525719,"quality":"auspicious"},{"name":"Kāla","start":"10:24","end":"12:07","startHours":10.397247330525719,"endHours":12.109090480769346,"quality":"inauspicious"},{"name":"Śubha","start":"12:07","end":"13:49","startHours":12.109090480769346,"endHours":13.82093363101297,"quality":"auspicious"},{"name":"Roga","start":"13:49","end":"15:32","startHours":13.82093363101297,"endHours":15.532776781256597,"quality":"inauspicious"},{"name":"Udveg","start":"15:32","end":"17:15","startHours":15.532776781256597,"endHours":17.24461993150022,"quality":"inauspicious"},{"name":"Chala","start":"17:15","end":"18:57","startHours":17.24461993150022,"endHours":18.95646308174385,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:57","end":"20:15","startHours":18.95646308174385,"endHours":20.244619931500225,"quality":"inauspicious"},{"name":"Udveg","start":"20:15","end":"21:32","startHours":20.244619931500225,"endHours":21.532776781256597,"quality":"inauspicious"},{"name":"Chala","start":"21:32","end":"22:49","startHours":21.532776781256597,"endHours":22.82093363101297,"quality":"neutral"},{"name":"Labha","start":"22:49","end":"00:07","startHours":22.82093363101297,"endHours":24.109090480769346,"quality":"auspicious"},{"name":"Amṛta","start":"00:07","end":"01:24","startHours":24.109090480769346,"endHours":25.397247330525722,"quality":"auspicious"},{"name":"Kāla","start":"01:24","end":"02:41","startHours":25.397247330525722,"endHours":26.685404180282095,"quality":"inauspicious"},{"name":"Śubha","start":"02:41","end":"03:58","startHours":26.685404180282095,"endHours":27.973561030038468,"quality":"auspicious"},{"name":"Roga","start":"03:58","end":"05:16","startHours":27.973561030038468,"endHours":29.261717879794844,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:16","end":"06:16","startHours":5.261717879794843,"endHours":6.261717879794843,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:16","end":"07:16","startHours":6.261717879794843,"endHours":7.261717879794843,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:16","end":"08:16","startHours":7.261717879794843,"endHours":8.261717879794844,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:16","end":"09:16","startHours":8.261717879794844,"endHours":9.261717879794844,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:16","end":"10:16","startHours":9.261717879794844,"endHours":10.261717879794844,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:16","end":"11:16","startHours":10.261717879794844,"endHours":11.261717879794844,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:16","end":"12:16","startHours":11.261717879794844,"endHours":12.261717879794844,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:16","end":"13:16","startHours":12.261717879794844,"endHours":13.261717879794844,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:16","end":"14:16","startHours":13.261717879794844,"endHours":14.261717879794844,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:16","end":"15:16","startHours":14.261717879794844,"endHours":15.261717879794844,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:16","end":"16:16","startHours":15.261717879794844,"endHours":16.261717879794844,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:16","end":"17:16","startHours":16.261717879794844,"endHours":17.261717879794844,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:16","end":"18:16","startHours":17.261717879794844,"endHours":18.261717879794844,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:16","end":"19:16","startHours":18.261717879794844,"endHours":19.261717879794844,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:16","end":"20:16","startHours":19.261717879794844,"endHours":20.261717879794844,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:16","end":"21:16","startHours":20.261717879794844,"endHours":21.261717879794844,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:16","end":"22:16","startHours":21.261717879794844,"endHours":22.261717879794844,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:16","end":"23:16","startHours":22.261717879794844,"endHours":23.261717879794844,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:16","end":"00:16","startHours":23.261717879794844,"endHours":24.261717879794844,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:16","end":"01:16","startHours":24.261717879794844,"endHours":25.261717879794844,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:16","end":"02:16","startHours":25.261717879794844,"endHours":26.261717879794844,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:16","end":"03:16","startHours":26.261717879794844,"endHours":27.261717879794844,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:16","end":"04:16","startHours":27.261717879794844,"endHours":28.261717879794844,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:16","end":"05:16","startHours":28.261717879794844,"endHours":29.261717879794844,"planetary_lord":"Mars"}],"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":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":21.843776593643376,"eotMinutes":-5.361428846160681,"ayanamsa":22.1422}},"calendars":{"vikram_samvat":1934,"vikram_samvatsara":"Vikṛti","saka_samvat":1799,"saka_samvatsara":"Īśvara","bengali_samvat":1284,"malayalam_era":1053,"nanakshahi_year":408,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Tṛtīyā · Vikram 1934 Vikṛti · Śaka 1799 Īśvara"},"festivals":[{"id":"mithuna-sankranti","name":"Mithuna Saṅkrānti","name_sanskrit":"मिथुन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Gemini.","vrata":false,"detection":{"sun_rashi":"Mithuna"},"precedence":5}],"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 July 13, 1877 CE · Ayodhyā · Vidhyamitra","description":"July 13, 1877 CE for Ayodhyā: Śukla Tṛtīyā, sūryodaya 05:16, sūryāsta 18:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1877-07-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1877-07-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/1877-07-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/1877-07-13","x-default":"https://vidhyamitra.com/city/ayodhya/1877-07-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T18:56:41.724Z","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":"2026-05-16T18:56:41.725Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T18:56:41.725Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}