{"id":"vidhyamitra:city-day:rishikesh:1986-05-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1986-05-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1986-05-23","date_display":"May 23, 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":5,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446573.770833,"kali_year":5088,"ahargana":1858108.2708,"sun":{"sidereal_longitude":37.9377,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":206.4831,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":168.5454,"elapsed_within_tithi_degrees":0.5454},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":206.4831,"elapsed_within_degrees":6.4831},"yoga":{"number":19,"name":"Parigha","sum_longitude":244.4209},"karana":{"half_tithi_index":28,"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":1986,"month":5,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446573.770833,"ahargana":1858108.2708,"kali_year":5088,"ayanamsa_lahiri":23.6629,"grahas":{"sun":{"sidereal_longitude":37.971948,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":206.35384799999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":-1.3894},"mars":{"sidereal_longitude":267.932148,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":38.04024800000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":326.154448,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":68.31934799999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":222.781248,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":8.482,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":188.482,"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":5,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446573.770833,"kali_year":5088,"ahargana":1858108.2708,"sun":{"sidereal_longitude":37.9377,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":206.4831,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":168.5454,"elapsed_within_tithi_degrees":0.5454},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":206.4831,"elapsed_within_degrees":6.4831},"yoga":{"number":19,"name":"Parigha","sum_longitude":244.4209},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.389,"elongation":168.545},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.389,"opposition_distance":11.455}},"eclipse_window_40days":[{"offset_days":-14,"type":"solar","occurs":true,"moon_latitude":1.397,"elongation":2.807}]},"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":"05:19","sunsetLocal":"19:08","solarNoonLocal":"12:14","dayLengthHours":13.807461171580075,"dayLengthDisplay":"13 Hours 48 Mins 27 Secs","nightLengthDisplay":"10 Hours 11 Mins 33 Secs","moonriseLocal":"18:07","moonsetLocal":"04:47","rahuKala":{"name":"Rāhu Kāla","start":"10:30","end":"12:14","startHours":10.49963589783755,"endHours":12.22556854428506,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:41","end":"17:24","startHours":15.677433837180079,"endHours":17.403366483627586,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:03","end":"08:46","startHours":7.0477706049425315,"endHours":8.77370325139004,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:33","end":"09:00","startHours":8.543578898530374,"endHours":9.00382760424971,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:54","end":"06:16","startHours":5.897148840644192,"endHours":6.265347805219661,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:41","startHours":11.765319838565725,"endHours":12.685817250004396,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:29","end":"04:24","startHours":3.480843135617679,"endHours":4.401340547056351,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:10","end":"05:19","startHours":4.171216194196683,"endHours":5.321837958495022,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:27","startHours":14.526812072881738,"endHours":15.447309484320408,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:56","end":"19:20","startHours":18.929299130075098,"endHours":19.329299130075096,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:08","end":"19:42","startHours":19.129299130075097,"endHours":19.704610012224265,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:53","end":"20:38","startHours":18.879299130075097,"endHours":20.629299130075097,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:41","startHours":23.765319838565723,"endHours":24.685817250004398,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:19","end":"07:03","startHours":5.321837958495022,"endHours":7.0477706049425315,"quality":"neutral"},{"name":"Labha","start":"07:03","end":"08:46","startHours":7.0477706049425315,"endHours":8.77370325139004,"quality":"auspicious"},{"name":"Amṛta","start":"08:46","end":"10:30","startHours":8.77370325139004,"endHours":10.49963589783755,"quality":"auspicious"},{"name":"Kāla","start":"10:30","end":"12:14","startHours":10.49963589783755,"endHours":12.22556854428506,"quality":"inauspicious"},{"name":"Śubha","start":"12:14","end":"13:57","startHours":12.22556854428506,"endHours":13.95150119073257,"quality":"auspicious"},{"name":"Roga","start":"13:57","end":"15:41","startHours":13.95150119073257,"endHours":15.677433837180079,"quality":"inauspicious"},{"name":"Udveg","start":"15:41","end":"17:24","startHours":15.677433837180079,"endHours":17.403366483627586,"quality":"inauspicious"},{"name":"Chala","start":"17:24","end":"19:08","startHours":17.403366483627586,"endHours":19.129299130075097,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:08","end":"20:24","startHours":19.129299130075097,"endHours":20.403366483627586,"quality":"inauspicious"},{"name":"Udveg","start":"20:24","end":"21:41","startHours":20.403366483627586,"endHours":21.67743383718008,"quality":"inauspicious"},{"name":"Chala","start":"21:41","end":"22:57","startHours":21.67743383718008,"endHours":22.951501190732568,"quality":"neutral"},{"name":"Labha","start":"22:57","end":"00:14","startHours":22.951501190732568,"endHours":24.22556854428506,"quality":"auspicious"},{"name":"Amṛta","start":"00:14","end":"01:30","startHours":24.22556854428506,"endHours":25.49963589783755,"quality":"auspicious"},{"name":"Kāla","start":"01:30","end":"02:46","startHours":25.49963589783755,"endHours":26.77370325139004,"quality":"inauspicious"},{"name":"Śubha","start":"02:46","end":"04:03","startHours":26.77370325139004,"endHours":28.04777060494253,"quality":"auspicious"},{"name":"Roga","start":"04:03","end":"05:19","startHours":28.04777060494253,"endHours":29.321837958495024,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:19","end":"06:19","startHours":5.321837958495022,"endHours":6.321837958495022,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:19","end":"07:19","startHours":6.321837958495022,"endHours":7.321837958495022,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:19","end":"08:19","startHours":7.321837958495022,"endHours":8.321837958495022,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:19","end":"09:19","startHours":8.321837958495022,"endHours":9.321837958495022,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:19","end":"10:19","startHours":9.321837958495022,"endHours":10.321837958495022,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:19","end":"11:19","startHours":10.321837958495022,"endHours":11.321837958495022,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:19","end":"12:19","startHours":11.321837958495022,"endHours":12.321837958495022,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:19","end":"13:19","startHours":12.321837958495022,"endHours":13.321837958495022,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:19","end":"14:19","startHours":13.321837958495022,"endHours":14.321837958495022,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:19","end":"15:19","startHours":14.321837958495022,"endHours":15.321837958495022,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:19","end":"16:19","startHours":15.321837958495022,"endHours":16.321837958495024,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:19","end":"17:19","startHours":16.321837958495024,"endHours":17.321837958495024,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:19","end":"18:19","startHours":17.321837958495024,"endHours":18.321837958495024,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:19","end":"19:19","startHours":18.321837958495024,"endHours":19.321837958495024,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:19","end":"20:19","startHours":19.321837958495024,"endHours":20.321837958495024,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:19","end":"21:19","startHours":20.321837958495024,"endHours":21.321837958495024,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:19","end":"22:19","startHours":21.321837958495024,"endHours":22.321837958495024,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:19","end":"23:19","startHours":22.321837958495024,"endHours":23.321837958495024,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:19","end":"00:19","startHours":23.321837958495024,"endHours":24.321837958495024,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:19","end":"01:19","startHours":24.321837958495024,"endHours":25.321837958495024,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:19","end":"02:19","startHours":25.321837958495024,"endHours":26.321837958495024,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:19","end":"03:19","startHours":26.321837958495024,"endHours":27.321837958495024,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:19","end":"04:19","startHours":27.321837958495024,"endHours":28.321837958495024,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:19","end":"05:19","startHours":28.321837958495024,"endHours":29.321837958495024,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"North","rahuVasa":"South-East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":20.48607858124774,"eotMinutes":3.395487342896394,"ayanamsa":23.6629}},"calendars":{"vikram_samvat":2043,"vikram_samvatsara":"Pramāthi","saka_samvat":1908,"saka_samvatsara":"Akṣaya","bengali_samvat":1393,"malayalam_era":1162,"nanakshahi_year":517,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Pūrṇimā · Vikram 2043 Pramāthi · Śaka 1908 Akṣaya"},"festivals":[{"id":"jyeshtha-purnima","name":"Jyeṣṭha Pūrṇimā (Vaṭa Sāvitrī)","name_sanskrit":"ज्येष्ठ पूर्णिमा","tradition":"Pan-Hindu","significance":"Vaṭa Sāvitrī Pūrṇimā in some traditions (others observe Amāvasyā).","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Jyeṣṭha"},"precedence":3},{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5}],"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":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā + Viśākhā","url":"/day/-0562-04-11","relevance":1},{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","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 May 23, 1986 CE · Ṛṣikeśa · Vidhyamitra","description":"May 23, 1986 CE for Ṛṣikeśa: Śukla Pūrṇimā, sūryodaya 05:19, sūryāsta 19:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1986-05-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1986-05-23","sa":"https://sa.vidhyamitra.com/city/rishikesh/1986-05-23","hi":"https://hi.vidhyamitra.com/city/rishikesh/1986-05-23","x-default":"https://vidhyamitra.com/city/rishikesh/1986-05-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T22:06:48.342Z","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":"2026-05-19T22:06:48.342Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T22:06:48.342Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}