{"id":"vidhyamitra:city-day:rishikesh:2091-08-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2091-08-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2091-08-22","date_display":"August 22, 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":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2485015.770833,"kali_year":5193,"ahargana":1896550.2708,"sun":{"sidereal_longitude":123.269,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":215.6756,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":92.4066,"elapsed_within_tithi_degrees":8.4066},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":215.6756,"elapsed_within_degrees":2.3423},"yoga":{"number":26,"name":"Indra","sum_longitude":338.9445},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2485015.770833,"ahargana":1896550.2708,"kali_year":5193,"ayanamsa_lahiri":25.1331,"grahas":{"sun":{"sidereal_longitude":124.13248099999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":218.112081,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false,"latitude":4.4756},"mars":{"sidereal_longitude":183.66028099999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":105.83098100000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":257.00808099999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":130.565581,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":70.63418100000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":131.6398,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":311.6398,"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":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2485015.770833,"kali_year":5193,"ahargana":1896550.2708,"sun":{"sidereal_longitude":123.269,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":215.6756,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":92.4066,"elapsed_within_tithi_degrees":8.4066},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":215.6756,"elapsed_within_degrees":2.3423},"yoga":{"number":26,"name":"Indra","sum_longitude":338.9445},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.476,"elongation":92.407},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.476,"opposition_distance":87.593}},"eclipse_window_40days":[{"offset_days":-7,"type":"solar","occurs":true,"moon_latitude":-1.268,"elongation":0.94},{"offset_days":7,"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":"05:48","sunsetLocal":"18:51","solarNoonLocal":"12:19","dayLengthHours":13.053278940307852,"dayLengthDisplay":"13 Hours 03 Mins 12 Secs","nightLengthDisplay":"10 Hours 56 Mins 48 Secs","moonriseLocal":"13:23","moonsetLocal":"23:47","rahuKala":{"name":"Rāhu Kāla","start":"12:19","end":"13:57","startHours":12.324448937730804,"endHours":13.956108805269285,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:26","end":"09:04","startHours":7.4294693351153605,"endHours":9.061129202653841,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:42","end":"12:19","startHours":10.692789070192322,"endHours":12.324448937730804,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:51","end":"09:17","startHours":8.843574553648711,"endHours":9.278683851658972,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:21","end":"06:41","startHours":6.341696090089705,"endHours":6.689783528497915,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:46","startHours":11.889339639720543,"endHours":12.759558235741068,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:03","end":"04:56","startHours":4.0573722755358315,"endHours":4.9275908715563554,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:43","end":"05:48","startHours":4.710036222551224,"endHours":5.7978094675768785,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:22","startHours":14.499995427782114,"endHours":15.370214023802637,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:39","end":"19:03","startHours":18.651088407884732,"endHours":19.05108840788473,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:51","end":"19:24","startHours":18.85108840788473,"endHours":19.394975030397557,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:36","end":"20:21","startHours":18.60108840788473,"endHours":20.35108840788473,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:46","startHours":23.889339639720546,"endHours":24.759558235741068,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:48","end":"07:26","startHours":5.7978094675768785,"endHours":7.4294693351153605,"quality":"auspicious"},{"name":"Amṛta","start":"07:26","end":"09:04","startHours":7.4294693351153605,"endHours":9.061129202653841,"quality":"auspicious"},{"name":"Kāla","start":"09:04","end":"10:42","startHours":9.061129202653841,"endHours":10.692789070192322,"quality":"inauspicious"},{"name":"Śubha","start":"10:42","end":"12:19","startHours":10.692789070192322,"endHours":12.324448937730804,"quality":"auspicious"},{"name":"Roga","start":"12:19","end":"13:57","startHours":12.324448937730804,"endHours":13.956108805269285,"quality":"inauspicious"},{"name":"Udveg","start":"13:57","end":"15:35","startHours":13.956108805269285,"endHours":15.58776867280777,"quality":"inauspicious"},{"name":"Chala","start":"15:35","end":"17:13","startHours":15.58776867280777,"endHours":17.21942854034625,"quality":"neutral"},{"name":"Labha","start":"17:13","end":"18:51","startHours":17.21942854034625,"endHours":18.85108840788473,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:51","end":"20:13","startHours":18.85108840788473,"endHours":20.21942854034625,"quality":"inauspicious"},{"name":"Chala","start":"20:13","end":"21:35","startHours":20.21942854034625,"endHours":21.58776867280777,"quality":"neutral"},{"name":"Labha","start":"21:35","end":"22:57","startHours":21.58776867280777,"endHours":22.956108805269288,"quality":"auspicious"},{"name":"Amṛta","start":"22:57","end":"00:19","startHours":22.956108805269288,"endHours":24.324448937730807,"quality":"auspicious"},{"name":"Kāla","start":"00:19","end":"01:42","startHours":24.324448937730807,"endHours":25.692789070192326,"quality":"inauspicious"},{"name":"Śubha","start":"01:42","end":"03:04","startHours":25.692789070192326,"endHours":27.06112920265384,"quality":"auspicious"},{"name":"Roga","start":"03:04","end":"04:26","startHours":27.06112920265384,"endHours":28.42946933511536,"quality":"inauspicious"},{"name":"Udveg","start":"04:26","end":"05:48","startHours":28.42946933511536,"endHours":29.79780946757688,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:48","end":"06:48","startHours":5.7978094675768785,"endHours":6.7978094675768785,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:48","end":"07:48","startHours":6.7978094675768785,"endHours":7.7978094675768785,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:48","end":"08:48","startHours":7.7978094675768785,"endHours":8.79780946757688,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:48","end":"09:48","startHours":8.79780946757688,"endHours":9.79780946757688,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:48","end":"10:48","startHours":9.79780946757688,"endHours":10.79780946757688,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:48","end":"11:48","startHours":10.79780946757688,"endHours":11.79780946757688,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:48","end":"12:48","startHours":11.79780946757688,"endHours":12.79780946757688,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:48","end":"13:48","startHours":12.79780946757688,"endHours":13.79780946757688,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:48","end":"14:48","startHours":13.79780946757688,"endHours":14.79780946757688,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:48","end":"15:48","startHours":14.79780946757688,"endHours":15.79780946757688,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:48","end":"16:48","startHours":15.79780946757688,"endHours":16.79780946757688,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:48","end":"17:48","startHours":16.79780946757688,"endHours":17.79780946757688,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:48","end":"18:48","startHours":17.79780946757688,"endHours":18.79780946757688,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:48","end":"19:48","startHours":18.79780946757688,"endHours":19.79780946757688,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:48","end":"20:48","startHours":19.79780946757688,"endHours":20.79780946757688,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:48","end":"21:48","startHours":20.79780946757688,"endHours":21.79780946757688,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:48","end":"22:48","startHours":21.79780946757688,"endHours":22.79780946757688,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:48","end":"23:48","startHours":22.79780946757688,"endHours":23.79780946757688,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:48","end":"00:48","startHours":23.79780946757688,"endHours":24.79780946757688,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:48","end":"01:48","startHours":24.79780946757688,"endHours":25.79780946757688,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:48","end":"02:48","startHours":25.79780946757688,"endHours":26.79780946757688,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:48","end":"03:48","startHours":26.79780946757688,"endHours":27.79780946757688,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:48","end":"04:48","startHours":27.79780946757688,"endHours":28.79780946757688,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:48","end":"05:48","startHours":28.79780946757688,"endHours":29.79780946757688,"planetary_lord":"Sun"}],"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":"South-West","anandadiYoga":{"name":"Ānanda","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":11.727946606072114,"eotMinutes":-2.537336263848294,"ayanamsa":25.1331}},"calendars":{"vikram_samvat":2148,"vikram_samvatsara":"Raktākṣī","saka_samvat":2013,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1498,"malayalam_era":1267,"nanakshahi_year":622,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Aṣṭamī · Vikram 2148 Raktākṣī · Śaka 2013 Virodhakṛt"},"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":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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}]},"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, 2091 CE · Ṛṣikeśa · Vidhyamitra","description":"August 22, 2091 CE for Ṛṣikeśa: Śukla Aṣṭamī, sūryodaya 05:48, sūryāsta 18:51.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2091-08-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2091-08-22","sa":"https://sa.vidhyamitra.com/city/rishikesh/2091-08-22","hi":"https://hi.vidhyamitra.com/city/rishikesh/2091-08-22","x-default":"https://vidhyamitra.com/city/rishikesh/2091-08-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T02:52:19.599Z","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":"2026-05-20T02:52:19.599Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T02:52:19.599Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}