{"id":"vidhyamitra:city-day:rishikesh:2117-08-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2117-08-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2117-08-10","date_display":"August 10, 2117 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":2117,"month":8,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2494499.770833,"kali_year":5219,"ahargana":1906034.2708,"sun":{"sidereal_longitude":111.1081,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":263.7841,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":152.676,"elapsed_within_tithi_degrees":8.676},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":263.7841,"elapsed_within_degrees":10.4508},"yoga":{"number":2,"name":"Prīti","sum_longitude":14.8922},"karana":{"half_tithi_index":25,"name":"Taitila"},"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":2117,"month":8,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2494499.770833,"ahargana":1906034.2708,"kali_year":5219,"ayanamsa_lahiri":25.4959,"grahas":{"sun":{"sidereal_longitude":111.970122,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":264.387022,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false,"latitude":-4.4851},"mars":{"sidereal_longitude":138.221022,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":99.98752200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":346.473322,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":150.77522199999999,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":24.81222200000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":349.1319,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":169.1319,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":2117,"month":8,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2494499.770833,"kali_year":5219,"ahargana":1906034.2708,"sun":{"sidereal_longitude":111.1081,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":263.7841,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":152.676,"elapsed_within_tithi_degrees":8.676},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":263.7841,"elapsed_within_degrees":10.4508},"yoga":{"number":2,"name":"Prīti","sum_longitude":14.8922},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.485,"elongation":152.676},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.485,"opposition_distance":27.324}},"eclipse_window_40days":[]},"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":"05:41","sunsetLocal":"19:03","solarNoonLocal":"12:22","dayLengthHours":13.376277315958703,"dayLengthDisplay":"13 Hours 22 Mins 35 Secs","nightLengthDisplay":"10 Hours 37 Mins 25 Secs","moonriseLocal":"17:23","moonsetLocal":"03:41","rahuKala":{"name":"Rāhu Kāla","start":"15:43","end":"17:23","startHours":15.71063772244565,"endHours":17.382672386940488,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:01","end":"10:42","startHours":9.022499064466299,"endHours":10.694533728961137,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:22","end":"14:02","startHours":12.366568393455974,"endHours":14.038603057950812,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:15","startHours":8.799561109200319,"endHours":9.245437019732275,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:14","end":"06:36","startHours":6.235774623641568,"endHours":6.592475352067133,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:49","startHours":11.920692482924018,"endHours":12.812444303987931,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:54","end":"04:47","startHours":3.8949260933487952,"endHours":4.786677914412708,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:34","end":"05:41","startHours":4.56373995914673,"endHours":5.678429735476622,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:36","end":"15:29","startHours":14.595947946115757,"endHours":15.48769976717967,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:51","end":"19:15","startHours":18.854707051435327,"endHours":19.254707051435325,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:03","end":"19:37","startHours":19.054707051435326,"endHours":19.61205193960027,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:48","end":"20:33","startHours":18.804707051435326,"endHours":20.554707051435326,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:49","startHours":23.920692482924018,"endHours":24.81244430398793,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:41","end":"07:21","startHours":5.678429735476622,"endHours":7.35046439997146,"quality":"inauspicious"},{"name":"Udveg","start":"07:21","end":"09:01","startHours":7.35046439997146,"endHours":9.022499064466299,"quality":"inauspicious"},{"name":"Chala","start":"09:01","end":"10:42","startHours":9.022499064466299,"endHours":10.694533728961137,"quality":"neutral"},{"name":"Labha","start":"10:42","end":"12:22","startHours":10.694533728961137,"endHours":12.366568393455974,"quality":"auspicious"},{"name":"Amṛta","start":"12:22","end":"14:02","startHours":12.366568393455974,"endHours":14.038603057950812,"quality":"auspicious"},{"name":"Kāla","start":"14:02","end":"15:43","startHours":14.038603057950812,"endHours":15.71063772244565,"quality":"inauspicious"},{"name":"Śubha","start":"15:43","end":"17:23","startHours":15.71063772244565,"endHours":17.382672386940488,"quality":"auspicious"},{"name":"Roga","start":"17:23","end":"19:03","startHours":17.382672386940488,"endHours":19.054707051435326,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:03","end":"20:23","startHours":19.054707051435326,"endHours":20.382672386940488,"quality":"inauspicious"},{"name":"Śubha","start":"20:23","end":"21:43","startHours":20.382672386940488,"endHours":21.71063772244565,"quality":"auspicious"},{"name":"Roga","start":"21:43","end":"23:02","startHours":21.71063772244565,"endHours":23.038603057950812,"quality":"inauspicious"},{"name":"Udveg","start":"23:02","end":"00:22","startHours":23.038603057950812,"endHours":24.366568393455974,"quality":"inauspicious"},{"name":"Chala","start":"00:22","end":"01:42","startHours":24.366568393455974,"endHours":25.694533728961137,"quality":"neutral"},{"name":"Labha","start":"01:42","end":"03:01","startHours":25.694533728961137,"endHours":27.0224990644663,"quality":"auspicious"},{"name":"Amṛta","start":"03:01","end":"04:21","startHours":27.0224990644663,"endHours":28.35046439997146,"quality":"auspicious"},{"name":"Kāla","start":"04:21","end":"05:41","startHours":28.35046439997146,"endHours":29.678429735476623,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:41","end":"06:41","startHours":5.678429735476622,"endHours":6.678429735476622,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:41","end":"07:41","startHours":6.678429735476622,"endHours":7.678429735476622,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:41","end":"08:41","startHours":7.678429735476622,"endHours":8.678429735476623,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:41","end":"09:41","startHours":8.678429735476623,"endHours":9.678429735476623,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:41","end":"10:41","startHours":9.678429735476623,"endHours":10.678429735476623,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:41","end":"11:41","startHours":10.678429735476623,"endHours":11.678429735476623,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:41","end":"12:41","startHours":11.678429735476623,"endHours":12.678429735476623,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:41","end":"13:41","startHours":12.678429735476623,"endHours":13.678429735476623,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:41","end":"14:41","startHours":13.678429735476623,"endHours":14.678429735476623,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:41","end":"15:41","startHours":14.678429735476623,"endHours":15.678429735476623,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:41","end":"16:41","startHours":15.678429735476623,"endHours":16.678429735476623,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:41","end":"17:41","startHours":16.678429735476623,"endHours":17.678429735476623,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:41","end":"18:41","startHours":17.678429735476623,"endHours":18.678429735476623,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:41","end":"19:41","startHours":18.678429735476623,"endHours":19.678429735476623,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:41","end":"20:41","startHours":19.678429735476623,"endHours":20.678429735476623,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:41","end":"21:41","startHours":20.678429735476623,"endHours":21.678429735476623,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:41","end":"22:41","startHours":21.678429735476623,"endHours":22.678429735476623,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:41","end":"23:41","startHours":22.678429735476623,"endHours":23.678429735476623,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:41","end":"00:41","startHours":23.678429735476623,"endHours":24.678429735476623,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:41","end":"01:41","startHours":24.678429735476623,"endHours":25.678429735476623,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:41","end":"02:41","startHours":25.678429735476623,"endHours":26.678429735476623,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:41","end":"03:41","startHours":26.678429735476623,"endHours":27.678429735476623,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:41","end":"04:41","startHours":27.678429735476623,"endHours":28.678429735476623,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:41","end":"05:41","startHours":28.678429735476623,"endHours":29.678429735476623,"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","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Dhātṛ","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":15.597512688341673,"eotMinutes":-5.064503607358518,"ayanamsa":25.4959}},"calendars":{"vikram_samvat":2174,"vikram_samvatsara":"Vikṛti","saka_samvat":2039,"saka_samvatsara":"Īśvara","bengali_samvat":1524,"malayalam_era":1293,"nanakshahi_year":648,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Trayodaśī · Vikram 2174 Vikṛti · Śaka 2039 Īśvara"},"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":"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":[]},"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 10, 2117 CE · Ṛṣikeśa · Vidhyamitra","description":"August 10, 2117 CE for Ṛṣikeśa: Śukla Trayodaśī, sūryodaya 05:41, sūryāsta 19:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2117-08-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2117-08-10","sa":"https://sa.vidhyamitra.com/city/rishikesh/2117-08-10","hi":"https://hi.vidhyamitra.com/city/rishikesh/2117-08-10","x-default":"https://vidhyamitra.com/city/rishikesh/2117-08-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T12:55:14.784Z","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":"2026-05-22T12:55:14.784Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T12:55:14.784Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}