{"id":"vidhyamitra:city-day:rishikesh:2091-08-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2091-08-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2091-08-11","date_display":"August 11, 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":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2485004.770833,"kali_year":5193,"ahargana":1896539.2708,"sun":{"sidereal_longitude":112.755,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":63.6319,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":310.8769,"elapsed_within_tithi_degrees":10.8769},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4,"moon_longitude":63.6319,"elapsed_within_degrees":10.2986},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":176.3869},"karana":{"half_tithi_index":51,"name":"Bālava"},"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":2091,"month":8,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2485004.770833,"ahargana":1896539.2708,"kali_year":5193,"ayanamsa_lahiri":25.1327,"grahas":{"sun":{"sidereal_longitude":113.56280100000004,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":64.12420099999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false,"latitude":-4.1889},"mars":{"sidereal_longitude":176.81600100000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":94.93920100000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":257.78100100000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":116.976901,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":69.52730099999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":132.2226,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":312.2226,"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":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2485004.770833,"kali_year":5193,"ahargana":1896539.2708,"sun":{"sidereal_longitude":112.755,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":63.6319,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":310.8769,"elapsed_within_tithi_degrees":10.8769},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4,"moon_longitude":63.6319,"elapsed_within_degrees":10.2986},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":176.3869},"karana":{"half_tithi_index":51,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.189,"elongation":49.123},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.189,"opposition_distance":130.877}},"eclipse_window_40days":[{"offset_days":4,"type":"solar","occurs":true,"moon_latitude":-1.268,"elongation":0.94},{"offset_days":18,"type":"lunar","occurs":true,"moon_latitude":-0.052,"opposition_distance":1.943}]},"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"05:42","sunsetLocal":"19:02","solarNoonLocal":"12:22","dayLengthHours":13.344157118272307,"dayLengthDisplay":"13 Hours 20 Mins 39 Secs","nightLengthDisplay":"10 Hours 39 Mins 21 Secs","moonriseLocal":"02:03","moonsetLocal":"16:05","rahuKala":{"name":"Rāhu Kāla","start":"09:02","end":"10:42","startHours":9.027902349296387,"endHours":10.695921989080425,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:02","end":"15:42","startHours":14.031961268648502,"endHours":15.69998090843254,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:42","end":"07:22","startHours":5.69186306972831,"endHours":7.359882709512348,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:15","startHours":8.805499730658514,"endHours":9.250304967934259,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:36","startHours":6.24786961632299,"endHours":6.603713806143585,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:49","startHours":11.91913639158872,"endHours":12.808746866140206,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:55","end":"04:48","startHours":3.9126421206253355,"endHours":4.802252595176823,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:35","end":"05:42","startHours":4.579849976538951,"endHours":5.69186306972831,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:35","end":"15:29","startHours":14.58796781524318,"endHours":15.477578289794668,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:50","end":"19:14","startHours":18.836020188000617,"endHours":19.236020188000616,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:02","end":"19:36","startHours":19.036020188000617,"endHours":19.592026734595297,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:47","end":"20:32","startHours":18.786020188000617,"endHours":20.536020188000617,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:49","startHours":23.91913639158872,"endHours":24.808746866140208,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:42","end":"07:22","startHours":5.69186306972831,"endHours":7.359882709512348,"quality":"inauspicious"},{"name":"Śubha","start":"07:22","end":"09:02","startHours":7.359882709512348,"endHours":9.027902349296387,"quality":"auspicious"},{"name":"Roga","start":"09:02","end":"10:42","startHours":9.027902349296387,"endHours":10.695921989080425,"quality":"inauspicious"},{"name":"Udveg","start":"10:42","end":"12:22","startHours":10.695921989080425,"endHours":12.363941628864463,"quality":"inauspicious"},{"name":"Chala","start":"12:22","end":"14:02","startHours":12.363941628864463,"endHours":14.031961268648502,"quality":"neutral"},{"name":"Labha","start":"14:02","end":"15:42","startHours":14.031961268648502,"endHours":15.69998090843254,"quality":"auspicious"},{"name":"Amṛta","start":"15:42","end":"17:22","startHours":15.69998090843254,"endHours":17.36800054821658,"quality":"auspicious"},{"name":"Kāla","start":"17:22","end":"19:02","startHours":17.36800054821658,"endHours":19.036020188000617,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:02","end":"20:22","startHours":19.036020188000617,"endHours":20.36800054821658,"quality":"auspicious"},{"name":"Amṛta","start":"20:22","end":"21:42","startHours":20.36800054821658,"endHours":21.69998090843254,"quality":"auspicious"},{"name":"Kāla","start":"21:42","end":"23:02","startHours":21.69998090843254,"endHours":23.0319612686485,"quality":"inauspicious"},{"name":"Śubha","start":"23:02","end":"00:22","startHours":23.0319612686485,"endHours":24.363941628864463,"quality":"auspicious"},{"name":"Roga","start":"00:22","end":"01:42","startHours":24.363941628864463,"endHours":25.695921989080425,"quality":"inauspicious"},{"name":"Udveg","start":"01:42","end":"03:02","startHours":25.695921989080425,"endHours":27.027902349296387,"quality":"inauspicious"},{"name":"Chala","start":"03:02","end":"04:22","startHours":27.027902349296387,"endHours":28.35988270951235,"quality":"neutral"},{"name":"Labha","start":"04:22","end":"05:42","startHours":28.35988270951235,"endHours":29.69186306972831,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:42","end":"06:42","startHours":5.69186306972831,"endHours":6.69186306972831,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:42","end":"07:42","startHours":6.69186306972831,"endHours":7.69186306972831,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:42","end":"08:42","startHours":7.69186306972831,"endHours":8.69186306972831,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:42","end":"09:42","startHours":8.69186306972831,"endHours":9.69186306972831,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:42","end":"10:42","startHours":9.69186306972831,"endHours":10.69186306972831,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:42","end":"11:42","startHours":10.69186306972831,"endHours":11.69186306972831,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:42","end":"12:42","startHours":11.69186306972831,"endHours":12.69186306972831,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:42","end":"13:42","startHours":12.69186306972831,"endHours":13.69186306972831,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:42","end":"14:42","startHours":13.69186306972831,"endHours":14.69186306972831,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:42","end":"15:42","startHours":14.69186306972831,"endHours":15.69186306972831,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:42","end":"16:42","startHours":15.69186306972831,"endHours":16.69186306972831,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:42","end":"17:42","startHours":16.69186306972831,"endHours":17.69186306972831,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:42","end":"18:42","startHours":17.69186306972831,"endHours":18.69186306972831,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:42","end":"19:42","startHours":18.69186306972831,"endHours":19.69186306972831,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:42","end":"20:42","startHours":19.69186306972831,"endHours":20.69186306972831,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:42","end":"21:42","startHours":20.69186306972831,"endHours":21.69186306972831,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:42","end":"22:42","startHours":21.69186306972831,"endHours":22.69186306972831,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:42","end":"23:42","startHours":22.69186306972831,"endHours":23.69186306972831,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:42","end":"00:42","startHours":23.69186306972831,"endHours":24.69186306972831,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:42","end":"01:42","startHours":24.69186306972831,"endHours":25.69186306972831,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:42","end":"02:42","startHours":25.69186306972831,"endHours":26.69186306972831,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:42","end":"03:42","startHours":26.69186306972831,"endHours":27.69186306972831,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:42","end":"04:42","startHours":27.69186306972831,"endHours":28.69186306972831,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:42","end":"05:42","startHours":28.69186306972831,"endHours":29.69186306972831,"planetary_lord":"Mercury"}],"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":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Ānanda","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":15.220091006370582,"eotMinutes":-4.906897731867799,"ayanamsa":25.1327}},"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 Ekādaśī · 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":"aja-ekadashi","name":"Ajā Ekādaśī","name_sanskrit":"अजा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"King Hariścandra observed this; restored him to throne and family.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Śrāvaṇa"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 11, 2091 CE · Ṛṣikeśa · Vidhyamitra","description":"August 11, 2091 CE for Ṛṣikeśa: Kṛṣṇa Ekādaśī, sūryodaya 05:42, sūryāsta 19:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2091-08-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2091-08-11","sa":"https://sa.vidhyamitra.com/city/rishikesh/2091-08-11","hi":"https://hi.vidhyamitra.com/city/rishikesh/2091-08-11","x-default":"https://vidhyamitra.com/city/rishikesh/2091-08-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T02:56:10.512Z","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":"2026-05-20T02:56:10.512Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T02:56:10.512Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}