{"id":"vidhyamitra:city-day:ayodhya:2091-08-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2091-08-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2091-08-13","date_display":"August 13, 2091 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":2091,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2485006.770833,"kali_year":5193,"ahargana":1896541.2708,"sun":{"sidereal_longitude":114.663,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":88.9045,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":334.2415,"elapsed_within_tithi_degrees":10.2415},"nakshatra":{"number":7,"name":"Punarvasu","pada":3,"moon_longitude":88.9045,"elapsed_within_degrees":8.9045},"yoga":{"number":16,"name":"Siddhi","sum_longitude":203.5675},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2091,"month":8,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2485006.770833,"ahargana":1896541.2708,"kali_year":5193,"ayanamsa_lahiri":25.1328,"grahas":{"sun":{"sidereal_longitude":115.48152500000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":90.22702500000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false,"latitude":-3.0795},"mars":{"sidereal_longitude":178.043225,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":95.94932499999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":257.616125,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":119.446125,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":69.737525,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":132.1167,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":312.1167,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"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":2091,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2485006.770833,"kali_year":5193,"ahargana":1896541.2708,"sun":{"sidereal_longitude":114.663,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":88.9045,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":334.2415,"elapsed_within_tithi_degrees":10.2415},"nakshatra":{"number":7,"name":"Punarvasu","pada":3,"moon_longitude":88.9045,"elapsed_within_degrees":8.9045},"yoga":{"number":16,"name":"Siddhi","sum_longitude":203.5675},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.079,"elongation":25.758},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.079,"opposition_distance":154.242}},"eclipse_window_40days":[{"offset_days":2,"type":"solar","occurs":true,"moon_latitude":-1.268,"elongation":0.94},{"offset_days":16,"type":"lunar","occurs":true,"moon_latitude":-0.052,"opposition_distance":1.943}]},"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":"05:32","sunsetLocal":"18:40","solarNoonLocal":"12:06","dayLengthHours":13.139253264871405,"dayLengthDisplay":"13 Hours 08 Mins 21 Secs","nightLengthDisplay":"10 Hours 51 Mins 39 Secs","moonriseLocal":"03:37","moonsetLocal":"17:12","rahuKala":{"name":"Rāhu Kāla","start":"07:10","end":"08:49","startHours":7.168538704643484,"endHours":8.81094536275241,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:27","end":"12:06","startHours":10.453352020861335,"endHours":12.09575867897026,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:44","end":"15:23","startHours":13.738165337079186,"endHours":15.380571995188111,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:02","startHours":8.591957808337886,"endHours":9.029932917166933,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:25","startHours":6.073600932570867,"endHours":6.4239810196341045,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:32","startHours":11.657783570141213,"endHours":12.533733787799306,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:46","end":"04:39","startHours":3.7742316112183705,"endHours":4.650181828876464,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:26","end":"05:32","startHours":4.431194274461941,"endHours":5.526132046534558,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:17","end":"15:10","startHours":14.285634223115494,"endHours":15.161584440773588,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:28","end":"18:52","startHours":18.465385311405964,"endHours":18.865385311405962,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:40","end":"19:13","startHours":18.665385311405963,"endHours":19.212854197442272,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:25","end":"20:10","startHours":18.415385311405963,"endHours":20.165385311405963,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:32","startHours":23.657783570141213,"endHours":24.533733787799306,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:32","end":"07:10","startHours":5.526132046534558,"endHours":7.168538704643484,"quality":"auspicious"},{"name":"Kāla","start":"07:10","end":"08:49","startHours":7.168538704643484,"endHours":8.81094536275241,"quality":"inauspicious"},{"name":"Śubha","start":"08:49","end":"10:27","startHours":8.81094536275241,"endHours":10.453352020861335,"quality":"auspicious"},{"name":"Roga","start":"10:27","end":"12:06","startHours":10.453352020861335,"endHours":12.09575867897026,"quality":"inauspicious"},{"name":"Udveg","start":"12:06","end":"13:44","startHours":12.09575867897026,"endHours":13.738165337079186,"quality":"inauspicious"},{"name":"Chala","start":"13:44","end":"15:23","startHours":13.738165337079186,"endHours":15.380571995188111,"quality":"neutral"},{"name":"Labha","start":"15:23","end":"17:01","startHours":15.380571995188111,"endHours":17.022978653297038,"quality":"auspicious"},{"name":"Amṛta","start":"17:01","end":"18:40","startHours":17.022978653297038,"endHours":18.665385311405963,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:40","end":"20:01","startHours":18.665385311405963,"endHours":20.022978653297038,"quality":"neutral"},{"name":"Labha","start":"20:01","end":"21:23","startHours":20.022978653297038,"endHours":21.380571995188113,"quality":"auspicious"},{"name":"Amṛta","start":"21:23","end":"22:44","startHours":21.380571995188113,"endHours":22.738165337079188,"quality":"auspicious"},{"name":"Kāla","start":"22:44","end":"00:06","startHours":22.738165337079188,"endHours":24.09575867897026,"quality":"inauspicious"},{"name":"Śubha","start":"00:06","end":"01:27","startHours":24.09575867897026,"endHours":25.453352020861335,"quality":"auspicious"},{"name":"Roga","start":"01:27","end":"02:49","startHours":25.453352020861335,"endHours":26.81094536275241,"quality":"inauspicious"},{"name":"Udveg","start":"02:49","end":"04:10","startHours":26.81094536275241,"endHours":28.16853870464348,"quality":"inauspicious"},{"name":"Chala","start":"04:10","end":"05:32","startHours":28.16853870464348,"endHours":29.526132046534556,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:32","end":"06:32","startHours":5.526132046534558,"endHours":6.526132046534558,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:32","end":"07:32","startHours":6.526132046534558,"endHours":7.526132046534558,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:32","end":"08:32","startHours":7.526132046534558,"endHours":8.526132046534558,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:32","end":"09:32","startHours":8.526132046534558,"endHours":9.526132046534558,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:32","end":"10:32","startHours":9.526132046534558,"endHours":10.526132046534558,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:32","end":"11:32","startHours":10.526132046534558,"endHours":11.526132046534558,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:32","end":"12:32","startHours":11.526132046534558,"endHours":12.526132046534558,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:32","end":"13:32","startHours":12.526132046534558,"endHours":13.526132046534558,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:32","end":"14:32","startHours":13.526132046534558,"endHours":14.526132046534558,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:32","end":"15:32","startHours":14.526132046534558,"endHours":15.526132046534558,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:32","end":"16:32","startHours":15.526132046534558,"endHours":16.526132046534556,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:32","end":"17:32","startHours":16.526132046534556,"endHours":17.526132046534556,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:32","end":"18:32","startHours":17.526132046534556,"endHours":18.526132046534556,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:32","end":"19:32","startHours":18.526132046534556,"endHours":19.526132046534556,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:32","end":"20:32","startHours":19.526132046534556,"endHours":20.526132046534556,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:32","end":"21:32","startHours":20.526132046534556,"endHours":21.526132046534556,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:32","end":"22:32","startHours":21.526132046534556,"endHours":22.526132046534556,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:32","end":"23:32","startHours":22.526132046534556,"endHours":23.526132046534556,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:32","end":"00:32","startHours":23.526132046534556,"endHours":24.526132046534556,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:32","end":"01:32","startHours":24.526132046534556,"endHours":25.526132046534556,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:32","end":"02:32","startHours":25.526132046534556,"endHours":26.526132046534556,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:32","end":"03:32","startHours":26.526132046534556,"endHours":27.526132046534556,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:32","end":"04:32","startHours":27.526132046534556,"endHours":28.526132046534556,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:32","end":"05:32","startHours":28.526132046534556,"endHours":29.526132046534556,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"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":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":14.6181610424399,"eotMinutes":-4.561520738215509,"ayanamsa":25.1328}},"calendars":{"vikram_samvat":2148,"vikram_samvatsara":"Raktākṣī","saka_samvat":2013,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1498,"malayalam_era":1267,"nanakshahi_year":622,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Trayodaśī · Vikram 2148 Raktākṣī · Śaka 2013 Virodhakṛt"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","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 August 13, 2091 CE · Ayodhyā · Vidhyamitra","description":"August 13, 2091 CE for Ayodhyā: Kṛṣṇa Trayodaśī, sūryodaya 05:32, sūryāsta 18:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2091-08-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2091-08-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/2091-08-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/2091-08-13","x-default":"https://vidhyamitra.com/city/ayodhya/2091-08-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T04:28:26.357Z","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":"2026-05-18T04:28:26.357Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T04:28:26.357Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}