{"id":"vidhyamitra:city-day:rishikesh:2163-08-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2163-08-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2163-08-09","date_display":"August 9, 2163 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":2163,"month":8,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511299.770833,"kali_year":5265,"ahargana":1922834.2708,"sun":{"sidereal_longitude":109.2954,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":220.1388,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":110.8434,"elapsed_within_tithi_degrees":2.8434},"nakshatra":{"number":17,"name":"Anurādhā","pada":3,"moon_longitude":220.1388,"elapsed_within_degrees":6.8055},"yoga":{"number":25,"name":"Brahma","sum_longitude":329.4342},"karana":{"half_tithi_index":18,"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":2163,"month":8,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2511299.770833,"ahargana":1922834.2708,"kali_year":5265,"ayanamsa_lahiri":26.1384,"grahas":{"sun":{"sidereal_longitude":110.25843900000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":218.77353900000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false,"latitude":2.9595},"mars":{"sidereal_longitude":11.880338999999992,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":100.898439,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":289.261339,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"venus":{"sidereal_longitude":117.38593900000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":221.10843899999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":178.987,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":358.987,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"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":2163,"month":8,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511299.770833,"kali_year":5265,"ahargana":1922834.2708,"sun":{"sidereal_longitude":109.2954,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":220.1388,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":110.8434,"elapsed_within_tithi_degrees":2.8434},"nakshatra":{"number":17,"name":"Anurādhā","pada":3,"moon_longitude":220.1388,"elapsed_within_degrees":6.8055},"yoga":{"number":25,"name":"Brahma","sum_longitude":329.4342},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.96,"elongation":110.843},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.96,"opposition_distance":69.157}},"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":"05:40","sunsetLocal":"19:04","solarNoonLocal":"12:22","dayLengthHours":13.403866034016456,"dayLengthDisplay":"13 Hours 24 Mins 14 Secs","nightLengthDisplay":"10 Hours 35 Mins 46 Secs","moonriseLocal":"14:25","moonsetLocal":"00:47","rahuKala":{"name":"Rāhu Kāla","start":"15:43","end":"17:24","startHours":15.71999190633965,"endHours":17.395475160591708,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:01","end":"10:42","startHours":9.018058889331423,"endHours":10.693542143583478,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:22","end":"14:03","startHours":12.369025397835536,"endHours":14.044508652087593,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:14","startHours":8.794661122097814,"endHours":9.241456656565031,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:14","end":"06:35","startHours":6.225586798911328,"endHours":6.5830232264851,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:49","startHours":11.922229863368322,"endHours":12.815820932302753,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:53","end":"04:46","startHours":3.8799102429584478,"endHours":4.773501311892878,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:33","end":"05:40","startHours":4.550103544659271,"endHours":5.667092380827309,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:36","end":"15:30","startHours":14.603003070171614,"endHours":15.496594139106044,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:52","end":"19:16","startHours":18.870958414843766,"endHours":19.270958414843765,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:04","end":"19:38","startHours":19.070958414843766,"endHours":19.629452832927786,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:49","end":"20:34","startHours":18.820958414843766,"endHours":20.570958414843766,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:49","startHours":23.922229863368322,"endHours":24.81582093230275,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:40","end":"07:21","startHours":5.667092380827309,"endHours":7.342575635079365,"quality":"inauspicious"},{"name":"Udveg","start":"07:21","end":"09:01","startHours":7.342575635079365,"endHours":9.018058889331423,"quality":"inauspicious"},{"name":"Chala","start":"09:01","end":"10:42","startHours":9.018058889331423,"endHours":10.693542143583478,"quality":"neutral"},{"name":"Labha","start":"10:42","end":"12:22","startHours":10.693542143583478,"endHours":12.369025397835536,"quality":"auspicious"},{"name":"Amṛta","start":"12:22","end":"14:03","startHours":12.369025397835536,"endHours":14.044508652087593,"quality":"auspicious"},{"name":"Kāla","start":"14:03","end":"15:43","startHours":14.044508652087593,"endHours":15.71999190633965,"quality":"inauspicious"},{"name":"Śubha","start":"15:43","end":"17:24","startHours":15.71999190633965,"endHours":17.395475160591708,"quality":"auspicious"},{"name":"Roga","start":"17:24","end":"19:04","startHours":17.395475160591708,"endHours":19.070958414843766,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:04","end":"20:24","startHours":19.070958414843766,"endHours":20.395475160591708,"quality":"inauspicious"},{"name":"Śubha","start":"20:24","end":"21:43","startHours":20.395475160591708,"endHours":21.71999190633965,"quality":"auspicious"},{"name":"Roga","start":"21:43","end":"23:03","startHours":21.71999190633965,"endHours":23.044508652087593,"quality":"inauspicious"},{"name":"Udveg","start":"23:03","end":"00:22","startHours":23.044508652087593,"endHours":24.369025397835536,"quality":"inauspicious"},{"name":"Chala","start":"00:22","end":"01:42","startHours":24.369025397835536,"endHours":25.69354214358348,"quality":"neutral"},{"name":"Labha","start":"01:42","end":"03:01","startHours":25.69354214358348,"endHours":27.018058889331424,"quality":"auspicious"},{"name":"Amṛta","start":"03:01","end":"04:21","startHours":27.018058889331424,"endHours":28.342575635079367,"quality":"auspicious"},{"name":"Kāla","start":"04:21","end":"05:40","startHours":28.342575635079367,"endHours":29.66709238082731,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:40","end":"06:40","startHours":5.667092380827309,"endHours":6.667092380827309,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:40","end":"07:40","startHours":6.667092380827309,"endHours":7.667092380827309,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:40","end":"08:40","startHours":7.667092380827309,"endHours":8.66709238082731,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:40","end":"09:40","startHours":8.66709238082731,"endHours":9.66709238082731,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:40","end":"10:40","startHours":9.66709238082731,"endHours":10.66709238082731,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:40","end":"11:40","startHours":10.66709238082731,"endHours":11.66709238082731,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:40","end":"12:40","startHours":11.66709238082731,"endHours":12.66709238082731,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:40","end":"13:40","startHours":12.66709238082731,"endHours":13.66709238082731,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:40","end":"14:40","startHours":13.66709238082731,"endHours":14.66709238082731,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:40","end":"15:40","startHours":14.66709238082731,"endHours":15.66709238082731,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:40","end":"16:40","startHours":15.66709238082731,"endHours":16.66709238082731,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:40","end":"17:40","startHours":16.66709238082731,"endHours":17.66709238082731,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:40","end":"18:40","startHours":17.66709238082731,"endHours":18.66709238082731,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:40","end":"19:40","startHours":18.66709238082731,"endHours":19.66709238082731,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:40","end":"20:40","startHours":19.66709238082731,"endHours":20.66709238082731,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:40","end":"21:40","startHours":20.66709238082731,"endHours":21.66709238082731,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:40","end":"22:40","startHours":21.66709238082731,"endHours":22.66709238082731,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:40","end":"23:40","startHours":22.66709238082731,"endHours":23.66709238082731,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:40","end":"00:40","startHours":23.66709238082731,"endHours":24.66709238082731,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:40","end":"01:40","startHours":24.66709238082731,"endHours":25.66709238082731,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:40","end":"02:40","startHours":25.66709238082731,"endHours":26.66709238082731,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:40","end":"03:40","startHours":26.66709238082731,"endHours":27.66709238082731,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:40","end":"04:40","startHours":27.66709238082731,"endHours":28.66709238082731,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:40","end":"05:40","startHours":28.66709238082731,"endHours":29.66709238082731,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"North","anandadiYoga":{"name":"Rākṣasa","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":15.920301201554308,"eotMinutes":-5.211923870132258,"ayanamsa":26.1384}},"calendars":{"vikram_samvat":2220,"vikram_samvatsara":"Dhātṛ","saka_samvat":2085,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1570,"malayalam_era":1339,"nanakshahi_year":694,"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 Daśamī · Vikram 2220 Dhātṛ · Śaka 2085 Rudhirodgāri"},"festivals":[],"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 9, 2163 CE · Ṛṣikeśa · Vidhyamitra","description":"August 9, 2163 CE for Ṛṣikeśa: Śukla Daśamī, sūryodaya 05:40, sūryāsta 19:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2163-08-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2163-08-09","sa":"https://sa.vidhyamitra.com/city/rishikesh/2163-08-09","hi":"https://hi.vidhyamitra.com/city/rishikesh/2163-08-09","x-default":"https://vidhyamitra.com/city/rishikesh/2163-08-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T16:00:25.301Z","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":"2026-05-31T16:00:25.301Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T16:00:25.301Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}