{"id":"vidhyamitra:city-day:rishikesh:2071-04-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2071-04-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2071-04-17","date_display":"April 17, 2071 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":2071,"month":4,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2477583.770833,"kali_year":5172,"ahargana":1889118.2708,"sun":{"sidereal_longitude":2.2689,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":213.7062,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":211.4373,"elapsed_within_tithi_degrees":7.4373},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":213.7062,"elapsed_within_degrees":0.3729},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":215.9751},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2071,"month":4,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2477583.770833,"ahargana":1889118.2708,"kali_year":5172,"ayanamsa_lahiri":24.8489,"grahas":{"sun":{"sidereal_longitude":2.309037999999987,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":211.44503799999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false,"latitude":3.3575},"mars":{"sidereal_longitude":320.545838,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":334.9794380000001,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":13.125038000000018,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":43.74813799999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":182.85773799999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":165.4229,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":345.4229,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2071,"month":4,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2477583.770833,"kali_year":5172,"ahargana":1889118.2708,"sun":{"sidereal_longitude":2.2689,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":213.7062,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":211.4373,"elapsed_within_tithi_degrees":7.4373},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":213.7062,"elapsed_within_degrees":0.3729},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":215.9751},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.357,"elongation":148.563},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.357,"opposition_distance":31.437}},"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":"05:48","sunsetLocal":"18:45","solarNoonLocal":"12:17","dayLengthHours":12.950076734963467,"dayLengthDisplay":"12 Hours 57 Mins 00 Secs","nightLengthDisplay":"11 Hours 03 Mins 00 Secs","moonriseLocal":"20:57","moonsetLocal":"07:29","rahuKala":{"name":"Rāhu Kāla","start":"10:40","end":"12:17","startHours":10.658999591800736,"endHours":12.277759183671169,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:31","end":"17:08","startHours":15.515278367412035,"endHours":17.13403795928247,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:25","end":"09:02","startHours":7.421480408059868,"endHours":9.040239999930302,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:49","end":"09:15","startHours":8.824405387680912,"endHours":9.256074612179694,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:21","end":"06:41","startHours":6.3423073468129125,"endHours":6.687642726411938,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:43","startHours":11.846089959172387,"endHours":12.70942840816995,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:05","end":"04:56","startHours":4.076043918194306,"endHours":4.939382367191871,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:43","end":"05:48","startHours":4.723547754942479,"endHours":5.802720816189435,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:18","startHours":14.43610530616508,"endHours":15.299443755162645,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:33","end":"18:57","startHours":18.552797551152903,"endHours":18.9527975511529,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:45","end":"19:18","startHours":18.752797551152902,"endHours":19.29238408177638,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:30","end":"20:15","startHours":18.502797551152902,"endHours":20.252797551152902,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:43","startHours":23.846089959172385,"endHours":24.709428408169952,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:48","end":"07:25","startHours":5.802720816189435,"endHours":7.421480408059868,"quality":"neutral"},{"name":"Labha","start":"07:25","end":"09:02","startHours":7.421480408059868,"endHours":9.040239999930302,"quality":"auspicious"},{"name":"Amṛta","start":"09:02","end":"10:40","startHours":9.040239999930302,"endHours":10.658999591800736,"quality":"auspicious"},{"name":"Kāla","start":"10:40","end":"12:17","startHours":10.658999591800736,"endHours":12.277759183671169,"quality":"inauspicious"},{"name":"Śubha","start":"12:17","end":"13:54","startHours":12.277759183671169,"endHours":13.896518775541601,"quality":"auspicious"},{"name":"Roga","start":"13:54","end":"15:31","startHours":13.896518775541601,"endHours":15.515278367412035,"quality":"inauspicious"},{"name":"Udveg","start":"15:31","end":"17:08","startHours":15.515278367412035,"endHours":17.13403795928247,"quality":"inauspicious"},{"name":"Chala","start":"17:08","end":"18:45","startHours":17.13403795928247,"endHours":18.752797551152902,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:45","end":"20:08","startHours":18.752797551152902,"endHours":20.13403795928247,"quality":"inauspicious"},{"name":"Udveg","start":"20:08","end":"21:31","startHours":20.13403795928247,"endHours":21.515278367412037,"quality":"inauspicious"},{"name":"Chala","start":"21:31","end":"22:54","startHours":21.515278367412037,"endHours":22.8965187755416,"quality":"neutral"},{"name":"Labha","start":"22:54","end":"00:17","startHours":22.8965187755416,"endHours":24.27775918367117,"quality":"auspicious"},{"name":"Amṛta","start":"00:17","end":"01:40","startHours":24.27775918367117,"endHours":25.658999591800736,"quality":"auspicious"},{"name":"Kāla","start":"01:40","end":"03:02","startHours":25.658999591800736,"endHours":27.0402399999303,"quality":"inauspicious"},{"name":"Śubha","start":"03:02","end":"04:25","startHours":27.0402399999303,"endHours":28.421480408059868,"quality":"auspicious"},{"name":"Roga","start":"04:25","end":"05:48","startHours":28.421480408059868,"endHours":29.802720816189435,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:48","end":"06:48","startHours":5.802720816189435,"endHours":6.802720816189435,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:48","end":"07:48","startHours":6.802720816189435,"endHours":7.802720816189435,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:48","end":"08:48","startHours":7.802720816189435,"endHours":8.802720816189435,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:48","end":"09:48","startHours":8.802720816189435,"endHours":9.802720816189435,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:48","end":"10:48","startHours":9.802720816189435,"endHours":10.802720816189435,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:48","end":"11:48","startHours":10.802720816189435,"endHours":11.802720816189435,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:48","end":"12:48","startHours":11.802720816189435,"endHours":12.802720816189435,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:48","end":"13:48","startHours":12.802720816189435,"endHours":13.802720816189435,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:48","end":"14:48","startHours":13.802720816189435,"endHours":14.802720816189435,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:48","end":"15:48","startHours":14.802720816189435,"endHours":15.802720816189435,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:48","end":"16:48","startHours":15.802720816189435,"endHours":16.802720816189435,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:48","end":"17:48","startHours":16.802720816189435,"endHours":17.802720816189435,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:48","end":"18:48","startHours":17.802720816189435,"endHours":18.802720816189435,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:48","end":"19:48","startHours":18.802720816189435,"endHours":19.802720816189435,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:48","end":"20:48","startHours":19.802720816189435,"endHours":20.802720816189435,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:48","end":"21:48","startHours":20.802720816189435,"endHours":21.802720816189435,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:48","end":"22:48","startHours":21.802720816189435,"endHours":22.802720816189435,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:48","end":"23:48","startHours":22.802720816189435,"endHours":23.802720816189435,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:48","end":"00:48","startHours":23.802720816189435,"endHours":24.802720816189435,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:48","end":"01:48","startHours":24.802720816189435,"endHours":25.802720816189435,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:48","end":"02:48","startHours":25.802720816189435,"endHours":26.802720816189435,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:48","end":"03:48","startHours":26.802720816189435,"endHours":27.802720816189435,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:48","end":"04:48","startHours":27.802720816189435,"endHours":28.802720816189435,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:48","end":"05:48","startHours":28.802720816189435,"endHours":29.802720816189435,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"South-East","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.459644585355687,"eotMinutes":0.2640489797298191,"ayanamsa":24.8489}},"calendars":{"vikram_samvat":2128,"vikram_samvatsara":"Krodhi","saka_samvat":1993,"saka_samvatsara":"Khara","bengali_samvat":1478,"malayalam_era":1247,"nanakshahi_year":602,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Tṛtīyā · Vikram 2128 Krodhi · Śaka 1993 Khara"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 April 17, 2071 CE · Ṛṣikeśa · Vidhyamitra","description":"April 17, 2071 CE for Ṛṣikeśa: Kṛṣṇa Tṛtīyā, sūryodaya 05:48, sūryāsta 18:45.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2071-04-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2071-04-17","sa":"https://sa.vidhyamitra.com/city/rishikesh/2071-04-17","hi":"https://hi.vidhyamitra.com/city/rishikesh/2071-04-17","x-default":"https://vidhyamitra.com/city/rishikesh/2071-04-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:51:28.517Z","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":"2026-05-31T21:51:28.517Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:51:28.517Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}