{"id":"vidhyamitra:city-day:rishikesh:1986-06-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1986-06-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1986-06-17","date_display":"June 17, 1986 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":1986,"month":6,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446598.770833,"kali_year":5088,"ahargana":1858133.2708,"sun":{"sidereal_longitude":61.7093,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":174.4494,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":112.7401,"elapsed_within_tithi_degrees":4.7401},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":174.4494,"elapsed_within_degrees":1.1161},"yoga":{"number":18,"name":"Varīyān","sum_longitude":236.1587},"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":1986,"month":6,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446598.770833,"ahargana":1858133.2708,"kali_year":5088,"ayanamsa_lahiri":23.6638,"grahas":{"sun":{"sidereal_longitude":61.91319299999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":171.39749299999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false,"latitude":0.9889},"mars":{"sidereal_longitude":269.229193,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":85.506193,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":328.970093,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":98.01379300000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":220.97529299999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":7.1573,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":187.1573,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"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":1986,"month":6,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446598.770833,"kali_year":5088,"ahargana":1858133.2708,"sun":{"sidereal_longitude":61.7093,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":174.4494,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":112.7401,"elapsed_within_tithi_degrees":4.7401},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":174.4494,"elapsed_within_degrees":1.1161},"yoga":{"number":18,"name":"Varīyān","sum_longitude":236.1587},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.989,"elongation":112.74},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.989,"opposition_distance":67.26}},"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":"05:15","sunsetLocal":"19:20","solarNoonLocal":"12:18","dayLengthHours":14.077230128032284,"dayLengthDisplay":"14 Hours 04 Mins 38 Secs","nightLengthDisplay":"9 Hours 55 Mins 22 Secs","moonriseLocal":"13:47","moonsetLocal":"01:24","rahuKala":{"name":"Rāhu Kāla","start":"15:49","end":"17:34","startHours":15.811590127244664,"endHours":17.5712438932487,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:46","end":"10:32","startHours":8.772975063228522,"endHours":10.532628829232557,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:18","end":"14:03","startHours":12.292282595236593,"endHours":14.051936361240628,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:32","end":"09:00","startHours":8.53835456109465,"endHours":9.007595565362394,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:50","end":"06:13","startHours":5.84021878655513,"endHours":6.215611589969324,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:46","startHours":11.82304159096885,"endHours":12.761523599504335,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:23","end":"04:19","startHours":3.3767035141494794,"endHours":4.315185522684965,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:05","end":"05:15","startHours":4.080565020551094,"endHours":5.253667531220451,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:38","end":"15:35","startHours":14.638487616575306,"endHours":15.576969625110792,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:08","end":"19:32","startHours":19.130897659252735,"endHours":19.530897659252734,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:20","end":"19:55","startHours":19.330897659252734,"endHours":19.917448914587414,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:05","end":"20:50","startHours":19.080897659252734,"endHours":20.830897659252734,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:46","startHours":23.82304159096885,"endHours":24.761523599504336,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:15","end":"07:01","startHours":5.253667531220451,"endHours":7.013321297224486,"quality":"inauspicious"},{"name":"Udveg","start":"07:01","end":"08:46","startHours":7.013321297224486,"endHours":8.772975063228522,"quality":"inauspicious"},{"name":"Chala","start":"08:46","end":"10:32","startHours":8.772975063228522,"endHours":10.532628829232557,"quality":"neutral"},{"name":"Labha","start":"10:32","end":"12:18","startHours":10.532628829232557,"endHours":12.292282595236593,"quality":"auspicious"},{"name":"Amṛta","start":"12:18","end":"14:03","startHours":12.292282595236593,"endHours":14.051936361240628,"quality":"auspicious"},{"name":"Kāla","start":"14:03","end":"15:49","startHours":14.051936361240628,"endHours":15.811590127244664,"quality":"inauspicious"},{"name":"Śubha","start":"15:49","end":"17:34","startHours":15.811590127244664,"endHours":17.5712438932487,"quality":"auspicious"},{"name":"Roga","start":"17:34","end":"19:20","startHours":17.5712438932487,"endHours":19.330897659252734,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:20","end":"20:34","startHours":19.330897659252734,"endHours":20.5712438932487,"quality":"inauspicious"},{"name":"Śubha","start":"20:34","end":"21:49","startHours":20.5712438932487,"endHours":21.811590127244664,"quality":"auspicious"},{"name":"Roga","start":"21:49","end":"23:03","startHours":21.811590127244664,"endHours":23.051936361240628,"quality":"inauspicious"},{"name":"Udveg","start":"23:03","end":"00:18","startHours":23.051936361240628,"endHours":24.292282595236593,"quality":"inauspicious"},{"name":"Chala","start":"00:18","end":"01:32","startHours":24.292282595236593,"endHours":25.532628829232557,"quality":"neutral"},{"name":"Labha","start":"01:32","end":"02:46","startHours":25.532628829232557,"endHours":26.77297506322852,"quality":"auspicious"},{"name":"Amṛta","start":"02:46","end":"04:01","startHours":26.77297506322852,"endHours":28.013321297224486,"quality":"auspicious"},{"name":"Kāla","start":"04:01","end":"05:15","startHours":28.013321297224486,"endHours":29.25366753122045,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:15","end":"06:15","startHours":5.253667531220451,"endHours":6.253667531220451,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:15","end":"07:15","startHours":6.253667531220451,"endHours":7.253667531220451,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:15","end":"08:15","startHours":7.253667531220451,"endHours":8.25366753122045,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:15","end":"09:15","startHours":8.25366753122045,"endHours":9.25366753122045,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:15","end":"10:15","startHours":9.25366753122045,"endHours":10.25366753122045,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:15","end":"11:15","startHours":10.25366753122045,"endHours":11.25366753122045,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:15","end":"12:15","startHours":11.25366753122045,"endHours":12.25366753122045,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:15","end":"13:15","startHours":12.25366753122045,"endHours":13.25366753122045,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:15","end":"14:15","startHours":13.25366753122045,"endHours":14.25366753122045,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:15","end":"15:15","startHours":14.25366753122045,"endHours":15.25366753122045,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:15","end":"16:15","startHours":15.25366753122045,"endHours":16.25366753122045,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:15","end":"17:15","startHours":16.25366753122045,"endHours":17.25366753122045,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:15","end":"18:15","startHours":17.25366753122045,"endHours":18.25366753122045,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:15","end":"19:15","startHours":18.25366753122045,"endHours":19.25366753122045,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:15","end":"20:15","startHours":19.25366753122045,"endHours":20.25366753122045,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:15","end":"21:15","startHours":20.25366753122045,"endHours":21.25366753122045,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:15","end":"22:15","startHours":21.25366753122045,"endHours":22.25366753122045,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:15","end":"23:15","startHours":22.25366753122045,"endHours":23.25366753122045,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:15","end":"00:15","startHours":23.25366753122045,"endHours":24.25366753122045,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:15","end":"01:15","startHours":24.25366753122045,"endHours":25.25366753122045,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:15","end":"02:15","startHours":25.25366753122045,"endHours":26.25366753122045,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:15","end":"03:15","startHours":26.25366753122045,"endHours":27.25366753122045,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:15","end":"04:15","startHours":27.25366753122045,"endHours":28.25366753122045,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:15","end":"05:15","startHours":28.25366753122045,"endHours":29.25366753122045,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"North","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"drikRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":23.36255141420237,"eotMinutes":-0.6073557141955915,"ayanamsa":23.6638}},"calendars":{"vikram_samvat":2043,"vikram_samvatsara":"Pramāthi","saka_samvat":1908,"saka_samvatsara":"Akṣaya","bengali_samvat":1393,"malayalam_era":1162,"nanakshahi_year":517,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Daśamī · Vikram 2043 Pramāthi · Śaka 1908 Akṣaya"},"festivals":[{"id":"mithuna-sankranti","name":"Mithuna Saṅkrānti","name_sanskrit":"मिथुन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Gemini.","vrata":false,"detection":{"sun_rashi":"Mithuna"},"precedence":5}],"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 June 17, 1986 CE · Ṛṣikeśa · Vidhyamitra","description":"June 17, 1986 CE for Ṛṣikeśa: Śukla Daśamī, sūryodaya 05:15, sūryāsta 19:20.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1986-06-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1986-06-17","sa":"https://sa.vidhyamitra.com/city/rishikesh/1986-06-17","hi":"https://hi.vidhyamitra.com/city/rishikesh/1986-06-17","x-default":"https://vidhyamitra.com/city/rishikesh/1986-06-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T09:41:13.410Z","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":"2026-05-18T09:41:13.410Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T09:41:13.410Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}