{"id":"vidhyamitra:city-day:rishikesh:2080-08-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2080-08-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2080-08-01","date_display":"August 1, 2080 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":2080,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2480977.770833,"kali_year":5182,"ahargana":1892512.2708,"sun":{"sidereal_longitude":104.0405,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":287.7491,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":183.7086,"elapsed_within_tithi_degrees":3.7086},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":287.7491,"elapsed_within_degrees":7.7491},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":31.7896},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2080,"month":8,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2480977.770833,"ahargana":1892512.2708,"kali_year":5182,"ayanamsa_lahiri":24.9787,"grahas":{"sun":{"sidereal_longitude":104.76956200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"moon":{"sidereal_longitude":287.3342620000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false,"latitude":-3.8086},"mars":{"sidereal_longitude":233.67056200000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":99.67976199999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":292.15776200000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"venus":{"sidereal_longitude":123.56406200000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":286.852162,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":345.5925,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":165.5925,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":2080,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2480977.770833,"kali_year":5182,"ahargana":1892512.2708,"sun":{"sidereal_longitude":104.0405,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":287.7491,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":183.7086,"elapsed_within_tithi_degrees":3.7086},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":287.7491,"elapsed_within_degrees":7.7491},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":31.7896},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.809,"elongation":176.291},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.809,"opposition_distance":3.709}},"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":"05:36","sunsetLocal":"19:10","solarNoonLocal":"12:23","dayLengthHours":13.567394114384445,"dayLengthDisplay":"13 Hours 34 Mins 03 Secs","nightLengthDisplay":"10 Hours 25 Mins 57 Secs","moonriseLocal":"19:11","moonsetLocal":"05:55","rahuKala":{"name":"Rāhu Kāla","start":"14:05","end":"15:46","startHours":14.07837876207656,"endHours":15.774303026374618,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:36","end":"07:18","startHours":5.598757440586282,"endHours":7.294681704884338,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:59","end":"10:41","startHours":8.990605969182393,"endHours":10.68653023348045,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:46","end":"09:13","startHours":8.764482733942653,"endHours":9.216729204422133,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:10","end":"06:32","startHours":6.164065528685634,"endHours":6.525862705069219,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:50","startHours":11.930208027299024,"endHours":12.834700968257987,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:47","end":"04:42","startHours":3.789771558668356,"endHours":4.6942644996273195,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:28","end":"05:36","startHours":4.468141264387578,"endHours":5.598757440586282,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:33","startHours":14.643686850175914,"endHours":15.548179791134878,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:58","end":"19:22","startHours":18.96615155497073,"endHours":19.366151554970727,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:10","end":"19:44","startHours":19.166151554970728,"endHours":19.73145964307008,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:55","end":"20:40","startHours":18.916151554970728,"endHours":20.666151554970728,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:50","startHours":23.930208027299024,"endHours":24.834700968257984,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:36","end":"07:18","startHours":5.598757440586282,"endHours":7.294681704884338,"quality":"auspicious"},{"name":"Roga","start":"07:18","end":"08:59","startHours":7.294681704884338,"endHours":8.990605969182393,"quality":"inauspicious"},{"name":"Udveg","start":"08:59","end":"10:41","startHours":8.990605969182393,"endHours":10.68653023348045,"quality":"inauspicious"},{"name":"Chala","start":"10:41","end":"12:23","startHours":10.68653023348045,"endHours":12.382454497778504,"quality":"neutral"},{"name":"Labha","start":"12:23","end":"14:05","startHours":12.382454497778504,"endHours":14.07837876207656,"quality":"auspicious"},{"name":"Amṛta","start":"14:05","end":"15:46","startHours":14.07837876207656,"endHours":15.774303026374618,"quality":"auspicious"},{"name":"Kāla","start":"15:46","end":"17:28","startHours":15.774303026374618,"endHours":17.47022729067267,"quality":"inauspicious"},{"name":"Śubha","start":"17:28","end":"19:10","startHours":17.47022729067267,"endHours":19.166151554970728,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:10","end":"20:28","startHours":19.166151554970728,"endHours":20.47022729067267,"quality":"auspicious"},{"name":"Kāla","start":"20:28","end":"21:46","startHours":20.47022729067267,"endHours":21.774303026374618,"quality":"inauspicious"},{"name":"Śubha","start":"21:46","end":"23:05","startHours":21.774303026374618,"endHours":23.07837876207656,"quality":"auspicious"},{"name":"Roga","start":"23:05","end":"00:23","startHours":23.07837876207656,"endHours":24.382454497778504,"quality":"inauspicious"},{"name":"Udveg","start":"00:23","end":"01:41","startHours":24.382454497778504,"endHours":25.68653023348045,"quality":"inauspicious"},{"name":"Chala","start":"01:41","end":"02:59","startHours":25.68653023348045,"endHours":26.990605969182393,"quality":"neutral"},{"name":"Labha","start":"02:59","end":"04:18","startHours":26.990605969182393,"endHours":28.29468170488434,"quality":"auspicious"},{"name":"Amṛta","start":"04:18","end":"05:36","startHours":28.29468170488434,"endHours":29.598757440586283,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:36","end":"06:36","startHours":5.598757440586282,"endHours":6.598757440586282,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:36","end":"07:36","startHours":6.598757440586282,"endHours":7.598757440586282,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:36","end":"08:36","startHours":7.598757440586282,"endHours":8.598757440586283,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:36","end":"09:36","startHours":8.598757440586283,"endHours":9.598757440586283,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:36","end":"10:36","startHours":9.598757440586283,"endHours":10.598757440586283,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:36","end":"11:36","startHours":10.598757440586283,"endHours":11.598757440586283,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:36","end":"12:36","startHours":11.598757440586283,"endHours":12.598757440586283,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:36","end":"13:36","startHours":12.598757440586283,"endHours":13.598757440586283,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:36","end":"14:36","startHours":13.598757440586283,"endHours":14.598757440586283,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:36","end":"15:36","startHours":14.598757440586283,"endHours":15.598757440586283,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:36","end":"16:36","startHours":15.598757440586283,"endHours":16.598757440586283,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:36","end":"17:36","startHours":16.598757440586283,"endHours":17.598757440586283,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:36","end":"18:36","startHours":17.598757440586283,"endHours":18.598757440586283,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:36","end":"19:36","startHours":18.598757440586283,"endHours":19.598757440586283,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:36","end":"20:36","startHours":19.598757440586283,"endHours":20.598757440586283,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:36","end":"21:36","startHours":20.598757440586283,"endHours":21.598757440586283,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:36","end":"22:36","startHours":21.598757440586283,"endHours":22.598757440586283,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:36","end":"23:36","startHours":22.598757440586283,"endHours":23.598757440586283,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:36","end":"00:36","startHours":23.598757440586283,"endHours":24.598757440586283,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:36","end":"01:36","startHours":24.598757440586283,"endHours":25.598757440586283,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:36","end":"02:36","startHours":25.598757440586283,"endHours":26.598757440586283,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:36","end":"03:36","startHours":26.598757440586283,"endHours":27.598757440586283,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:36","end":"04:36","startHours":27.598757440586283,"endHours":28.598757440586283,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:36","end":"05:36","startHours":28.598757440586283,"endHours":29.598757440586283,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"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":17.806364597943706,"eotMinutes":-6.017669866710306,"ayanamsa":24.9787}},"calendars":{"vikram_samvat":2137,"vikram_samvatsara":"Pramādī","saka_samvat":2002,"saka_samvatsara":"Śārvarī","bengali_samvat":1487,"malayalam_era":1256,"nanakshahi_year":611,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Pratipada · Vikram 2137 Pramādī · Śaka 2002 Śārvarī"},"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}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 1, 2080 CE · Ṛṣikeśa · Vidhyamitra","description":"August 1, 2080 CE for Ṛṣikeśa: Kṛṣṇa Pratipada, sūryodaya 05:36, sūryāsta 19:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2080-08-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2080-08-01","sa":"https://sa.vidhyamitra.com/city/rishikesh/2080-08-01","hi":"https://hi.vidhyamitra.com/city/rishikesh/2080-08-01","x-default":"https://vidhyamitra.com/city/rishikesh/2080-08-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T17:47:45.425Z","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":"2026-05-18T17:47:45.425Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T17:47:45.425Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}