{"id":"vidhyamitra:city-day:rishikesh:2098-08-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2098-08-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2098-08-09","date_display":"August 9, 2098 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":2098,"month":8,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487559.770833,"kali_year":5200,"ahargana":1899094.2708,"sun":{"sidereal_longitude":111.0284,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":256.7001,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":145.6717,"elapsed_within_tithi_degrees":1.6717},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":256.7001,"elapsed_within_degrees":3.3667},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":7.7285},"karana":{"half_tithi_index":24,"name":"Kaulava"},"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":2098,"month":8,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2487559.770833,"ahargana":1899094.2708,"kali_year":5200,"ayanamsa_lahiri":25.2304,"grahas":{"sun":{"sidereal_longitude":111.84358099999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":258.617381,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false,"latitude":-4.4295},"mars":{"sidereal_longitude":119.14288099999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":91.32768099999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":122.718481,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":155.02138100000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":152.60198100000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":356.8464,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":176.8464,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","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":2098,"month":8,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487559.770833,"kali_year":5200,"ahargana":1899094.2708,"sun":{"sidereal_longitude":111.0284,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":256.7001,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":145.6717,"elapsed_within_tithi_degrees":1.6717},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":256.7001,"elapsed_within_degrees":3.3667},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":7.7285},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.429,"elongation":145.672},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.429,"opposition_distance":34.328}},"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":"19:04","solarNoonLocal":"12:22","dayLengthHours":13.386431268365977,"dayLengthDisplay":"13 Hours 23 Mins 11 Secs","nightLengthDisplay":"10 Hours 36 Mins 49 Secs","moonriseLocal":"17:02","moonsetLocal":"03:16","rahuKala":{"name":"Rāhu Kāla","start":"09:01","end":"10:42","startHours":9.022417580744044,"endHours":10.695721489289792,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:03","end":"15:43","startHours":14.042329306381285,"endHours":15.715633214927033,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:41","end":"07:21","startHours":5.67580976365255,"endHours":7.349113672198297,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:15","startHours":8.799310392937944,"endHours":9.245524768550144,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:14","end":"06:35","startHours":6.233577733167799,"endHours":6.590549233657558,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:49","startHours":11.922811022223339,"endHours":12.815239773447736,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:53","end":"04:47","startHours":3.8909522612037533,"endHours":4.783381012428151,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:34","end":"05:41","startHours":4.560273824622052,"endHours":5.67580976365255,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:36","end":"15:30","startHours":14.600097275896536,"endHours":15.492526027120935,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:52","end":"19:16","startHours":18.862241032018527,"endHours":19.262241032018526,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:04","end":"19:37","startHours":19.062241032018527,"endHours":19.620009001533777,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:49","end":"20:34","startHours":18.812241032018527,"endHours":20.562241032018527,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:49","startHours":23.922811022223335,"endHours":24.815239773447736,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:41","end":"07:21","startHours":5.67580976365255,"endHours":7.349113672198297,"quality":"inauspicious"},{"name":"Śubha","start":"07:21","end":"09:01","startHours":7.349113672198297,"endHours":9.022417580744044,"quality":"auspicious"},{"name":"Roga","start":"09:01","end":"10:42","startHours":9.022417580744044,"endHours":10.695721489289792,"quality":"inauspicious"},{"name":"Udveg","start":"10:42","end":"12:22","startHours":10.695721489289792,"endHours":12.36902539783554,"quality":"inauspicious"},{"name":"Chala","start":"12:22","end":"14:03","startHours":12.36902539783554,"endHours":14.042329306381285,"quality":"neutral"},{"name":"Labha","start":"14:03","end":"15:43","startHours":14.042329306381285,"endHours":15.715633214927033,"quality":"auspicious"},{"name":"Amṛta","start":"15:43","end":"17:23","startHours":15.715633214927033,"endHours":17.38893712347278,"quality":"auspicious"},{"name":"Kāla","start":"17:23","end":"19:04","startHours":17.38893712347278,"endHours":19.062241032018527,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:04","end":"20:23","startHours":19.062241032018527,"endHours":20.38893712347278,"quality":"auspicious"},{"name":"Amṛta","start":"20:23","end":"21:43","startHours":20.38893712347278,"endHours":21.71563321492703,"quality":"auspicious"},{"name":"Kāla","start":"21:43","end":"23:03","startHours":21.71563321492703,"endHours":23.042329306381284,"quality":"inauspicious"},{"name":"Śubha","start":"23:03","end":"00:22","startHours":23.042329306381284,"endHours":24.36902539783554,"quality":"auspicious"},{"name":"Roga","start":"00:22","end":"01:42","startHours":24.36902539783554,"endHours":25.69572148928979,"quality":"inauspicious"},{"name":"Udveg","start":"01:42","end":"03:01","startHours":25.69572148928979,"endHours":27.022417580744044,"quality":"inauspicious"},{"name":"Chala","start":"03:01","end":"04:21","startHours":27.022417580744044,"endHours":28.3491136721983,"quality":"neutral"},{"name":"Labha","start":"04:21","end":"05:41","startHours":28.3491136721983,"endHours":29.675809763652552,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:41","end":"06:41","startHours":5.67580976365255,"endHours":6.67580976365255,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:41","end":"07:41","startHours":6.67580976365255,"endHours":7.67580976365255,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:41","end":"08:41","startHours":7.67580976365255,"endHours":8.67580976365255,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:41","end":"09:41","startHours":8.67580976365255,"endHours":9.67580976365255,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:41","end":"10:41","startHours":9.67580976365255,"endHours":10.67580976365255,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:41","end":"11:41","startHours":10.67580976365255,"endHours":11.67580976365255,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:41","end":"12:41","startHours":11.67580976365255,"endHours":12.67580976365255,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:41","end":"13:41","startHours":12.67580976365255,"endHours":13.67580976365255,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:41","end":"14:41","startHours":13.67580976365255,"endHours":14.67580976365255,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:41","end":"15:41","startHours":14.67580976365255,"endHours":15.67580976365255,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:41","end":"16:41","startHours":15.67580976365255,"endHours":16.675809763652552,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:41","end":"17:41","startHours":16.675809763652552,"endHours":17.675809763652552,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:41","end":"18:41","startHours":17.675809763652552,"endHours":18.675809763652552,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:41","end":"19:41","startHours":18.675809763652552,"endHours":19.675809763652552,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:41","end":"20:41","startHours":19.675809763652552,"endHours":20.675809763652552,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:41","end":"21:41","startHours":20.675809763652552,"endHours":21.675809763652552,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:41","end":"22:41","startHours":21.675809763652552,"endHours":22.675809763652552,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:41","end":"23:41","startHours":22.675809763652552,"endHours":23.675809763652552,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:41","end":"00:41","startHours":23.675809763652552,"endHours":24.675809763652552,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:41","end":"01:41","startHours":24.675809763652552,"endHours":25.675809763652552,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:41","end":"02:41","startHours":25.675809763652552,"endHours":26.675809763652552,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:41","end":"03:41","startHours":26.675809763652552,"endHours":27.675809763652552,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:41","end":"04:41","startHours":27.675809763652552,"endHours":28.675809763652552,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:41","end":"05:41","startHours":28.675809763652552,"endHours":29.675809763652552,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":15.716464192264409,"eotMinutes":-5.211923870132258,"ayanamsa":25.2304}},"calendars":{"vikram_samvat":2155,"vikram_samvatsara":"Prajāpati","saka_samvat":2020,"saka_samvatsara":"Kālayukta","bengali_samvat":1505,"malayalam_era":1274,"nanakshahi_year":629,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Trayodaśī · Vikram 2155 Prajāpati · Śaka 2020 Kālayukta"},"festivals":[{"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":"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 9, 2098 CE · Ṛṣikeśa · Vidhyamitra","description":"August 9, 2098 CE for Ṛṣikeśa: Śukla Trayodaśī, sūryodaya 05:41, sūryāsta 19:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2098-08-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2098-08-09","sa":"https://sa.vidhyamitra.com/city/rishikesh/2098-08-09","hi":"https://hi.vidhyamitra.com/city/rishikesh/2098-08-09","x-default":"https://vidhyamitra.com/city/rishikesh/2098-08-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T12:41:19.861Z","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":"2026-05-31T12:41:19.861Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T12:41:19.861Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}