{"id":"vidhyamitra:city-day:rishikesh:2015-08-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2015-08-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2015-08-22","date_display":"August 22, 2015 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":2015,"month":8,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457256.770833,"kali_year":5117,"ahargana":1868791.2708,"sun":{"sidereal_longitude":123.9067,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":209.0824,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":85.1757,"elapsed_within_tithi_degrees":1.1757},"nakshatra":{"number":16,"name":"Viśākhā","pada":3,"moon_longitude":209.0824,"elapsed_within_degrees":9.0824},"yoga":{"number":25,"name":"Brahma","sum_longitude":332.9892},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"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":2015,"month":8,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457256.770833,"ahargana":1868791.2708,"kali_year":5117,"ayanamsa_lahiri":24.0715,"grahas":{"sun":{"sidereal_longitude":124.58837900000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":205.72087899999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":3.27},"mars":{"sidereal_longitude":104.16337899999996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":148.24667899999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":127.46727900000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":114.526479,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":214.30687899999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":162.4452,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":342.4452,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2015,"month":8,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457256.770833,"kali_year":5117,"ahargana":1868791.2708,"sun":{"sidereal_longitude":123.9067,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":209.0824,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":85.1757,"elapsed_within_tithi_degrees":1.1757},"nakshatra":{"number":16,"name":"Viśākhā","pada":3,"moon_longitude":209.0824,"elapsed_within_degrees":9.0824},"yoga":{"number":25,"name":"Brahma","sum_longitude":332.9892},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.27,"elongation":85.176},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.27,"opposition_distance":94.824}},"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":"05:47","sunsetLocal":"18:52","solarNoonLocal":"12:19","dayLengthHours":13.070553792281611,"dayLengthDisplay":"13 Hours 04 Mins 14 Secs","nightLengthDisplay":"10 Hours 55 Mins 46 Secs","moonriseLocal":"12:24","moonsetLocal":"23:04","rahuKala":{"name":"Rāhu Kāla","start":"09:03","end":"10:41","startHours":9.056810489660403,"endHours":10.690629713695603,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:57","end":"15:36","startHours":13.958268161766007,"endHours":15.592087385801207,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:47","end":"07:25","startHours":5.7891720415900005,"endHours":7.4229912656252015,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:50","end":"09:16","startHours":8.838967926455709,"endHours":9.274653052865098,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:20","end":"06:41","startHours":6.333778449601734,"endHours":6.682326550729244,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:46","startHours":11.888763811321418,"endHours":12.760134064140193,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:03","end":"04:55","startHours":4.046431535952452,"endHours":4.917801788771227,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:42","end":"05:47","startHours":4.699959225566532,"endHours":5.7891720415900005,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:22","startHours":14.502874569777742,"endHours":15.374244822596516,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:40","end":"19:04","startHours":18.65972583387161,"endHours":19.05972583387161,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:52","end":"19:24","startHours":18.85972583387161,"endHours":19.404332241883345,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:37","end":"20:22","startHours":18.60972583387161,"endHours":20.35972583387161,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:46","startHours":23.88876381132142,"endHours":24.760134064140193,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:47","end":"07:25","startHours":5.7891720415900005,"endHours":7.4229912656252015,"quality":"inauspicious"},{"name":"Śubha","start":"07:25","end":"09:03","startHours":7.4229912656252015,"endHours":9.056810489660403,"quality":"auspicious"},{"name":"Roga","start":"09:03","end":"10:41","startHours":9.056810489660403,"endHours":10.690629713695603,"quality":"inauspicious"},{"name":"Udveg","start":"10:41","end":"12:19","startHours":10.690629713695603,"endHours":12.324448937730807,"quality":"inauspicious"},{"name":"Chala","start":"12:19","end":"13:57","startHours":12.324448937730807,"endHours":13.958268161766007,"quality":"neutral"},{"name":"Labha","start":"13:57","end":"15:36","startHours":13.958268161766007,"endHours":15.592087385801207,"quality":"auspicious"},{"name":"Amṛta","start":"15:36","end":"17:14","startHours":15.592087385801207,"endHours":17.22590660983641,"quality":"auspicious"},{"name":"Kāla","start":"17:14","end":"18:52","startHours":17.22590660983641,"endHours":18.85972583387161,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:52","end":"20:14","startHours":18.85972583387161,"endHours":20.22590660983641,"quality":"auspicious"},{"name":"Amṛta","start":"20:14","end":"21:36","startHours":20.22590660983641,"endHours":21.592087385801207,"quality":"auspicious"},{"name":"Kāla","start":"21:36","end":"22:57","startHours":21.592087385801207,"endHours":22.958268161766007,"quality":"inauspicious"},{"name":"Śubha","start":"22:57","end":"00:19","startHours":22.958268161766007,"endHours":24.324448937730807,"quality":"auspicious"},{"name":"Roga","start":"00:19","end":"01:41","startHours":24.324448937730807,"endHours":25.690629713695603,"quality":"inauspicious"},{"name":"Udveg","start":"01:41","end":"03:03","startHours":25.690629713695603,"endHours":27.056810489660403,"quality":"inauspicious"},{"name":"Chala","start":"03:03","end":"04:25","startHours":27.056810489660403,"endHours":28.4229912656252,"quality":"neutral"},{"name":"Labha","start":"04:25","end":"05:47","startHours":28.4229912656252,"endHours":29.78917204159,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:47","end":"06:47","startHours":5.7891720415900005,"endHours":6.7891720415900005,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:47","end":"07:47","startHours":6.7891720415900005,"endHours":7.7891720415900005,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:47","end":"08:47","startHours":7.7891720415900005,"endHours":8.78917204159,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:47","end":"09:47","startHours":8.78917204159,"endHours":9.78917204159,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:47","end":"10:47","startHours":9.78917204159,"endHours":10.78917204159,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:47","end":"11:47","startHours":10.78917204159,"endHours":11.78917204159,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:47","end":"12:47","startHours":11.78917204159,"endHours":12.78917204159,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:47","end":"13:47","startHours":12.78917204159,"endHours":13.78917204159,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:47","end":"14:47","startHours":13.78917204159,"endHours":14.78917204159,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:47","end":"15:47","startHours":14.78917204159,"endHours":15.78917204159,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:47","end":"16:47","startHours":15.78917204159,"endHours":16.78917204159,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:47","end":"17:47","startHours":16.78917204159,"endHours":17.78917204159,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:47","end":"18:47","startHours":17.78917204159,"endHours":18.78917204159,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:47","end":"19:47","startHours":18.78917204159,"endHours":19.78917204159,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:47","end":"20:47","startHours":19.78917204159,"endHours":20.78917204159,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:47","end":"21:47","startHours":20.78917204159,"endHours":21.78917204159,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:47","end":"22:47","startHours":21.78917204159,"endHours":22.78917204159,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:47","end":"23:47","startHours":22.78917204159,"endHours":23.78917204159,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:47","end":"00:47","startHours":23.78917204159,"endHours":24.78917204159,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:47","end":"01:47","startHours":24.78917204159,"endHours":25.78917204159,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:47","end":"02:47","startHours":25.78917204159,"endHours":26.78917204159,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:47","end":"03:47","startHours":26.78917204159,"endHours":27.78917204159,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:47","end":"04:47","startHours":27.78917204159,"endHours":28.78917204159,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:47","end":"05:47","startHours":28.78917204159,"endHours":29.78917204159,"planetary_lord":"Mercury"}],"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","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":11.938844913242313,"eotMinutes":-2.537336263848294,"ayanamsa":24.0715}},"calendars":{"vikram_samvat":2072,"vikram_samvatsara":"Kīlaka","saka_samvat":1937,"saka_samvatsara":"Manmatha","bengali_samvat":1422,"malayalam_era":1191,"nanakshahi_year":546,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Aṣṭamī · Vikram 2072 Kīlaka · Śaka 1937 Manmatha"},"festivals":[{"id":"radhashtami","name":"Rādhāṣṭamī","name_sanskrit":"राधाष्टमी","tradition":"Vaishnava","associated_deity":"Śrī Rādhā (Krishna's hlādinī-śakti)","significance":"Manifestation of Śrī Rādhā at Barsānā — Krishna's ādi-śakti.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":2,"sources":["Padma Purāṇa","Brahma-Vaivarta Purāṇa"]},{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"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":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"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 22, 2015 CE · Ṛṣikeśa · Vidhyamitra","description":"August 22, 2015 CE for Ṛṣikeśa: Śukla Aṣṭamī, sūryodaya 05:47, sūryāsta 18:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2015-08-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2015-08-22","sa":"https://sa.vidhyamitra.com/city/rishikesh/2015-08-22","hi":"https://hi.vidhyamitra.com/city/rishikesh/2015-08-22","x-default":"https://vidhyamitra.com/city/rishikesh/2015-08-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T07:28:38.344Z","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":"2026-05-16T07:28:38.344Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T07:28:38.344Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}