{"id":"vidhyamitra:city-day:rishikesh:2021-05-26:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2021-05-26","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2021-05-26","date_display":"May 26, 2021 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":2021,"month":5,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459360.770833,"kali_year":5123,"ahargana":1870895.2708,"sun":{"sidereal_longitude":40.7469,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":215.0227,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":174.2758,"elapsed_within_tithi_degrees":6.2758},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":215.0227,"elapsed_within_degrees":1.6894},"yoga":{"number":20,"name":"Śiva","sum_longitude":255.7696},"karana":{"half_tithi_index":29,"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":2021,"month":5,"day":26,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2459360.770833,"ahargana":1870895.2708,"kali_year":5123,"ayanamsa_lahiri":24.1519,"grahas":{"sun":{"sidereal_longitude":40.882889999999975,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":214.85959000000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false,"latitude":1.2348},"mars":{"sidereal_longitude":85.41508999999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":59.864390000000014,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":306.9786899999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":56.39238999999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":289.37879,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":50.9652,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":230.9652,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2021,"month":5,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459360.770833,"kali_year":5123,"ahargana":1870895.2708,"sun":{"sidereal_longitude":40.7469,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":215.0227,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":174.2758,"elapsed_within_tithi_degrees":6.2758},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":215.0227,"elapsed_within_degrees":1.6894},"yoga":{"number":20,"name":"Śiva","sum_longitude":255.7696},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.235,"elongation":174.276},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.235,"opposition_distance":5.724}},"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":"05:18","sunsetLocal":"19:10","solarNoonLocal":"12:14","dayLengthHours":13.86716078745252,"dayLengthDisplay":"13 Hours 52 Mins 02 Secs","nightLengthDisplay":"10 Hours 07 Mins 58 Secs","moonriseLocal":"18:35","moonsetLocal":"05:04","rahuKala":{"name":"Rāhu Kāla","start":"12:14","end":"13:58","startHours":12.230211100191344,"endHours":13.963606198622909,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:02","end":"08:46","startHours":7.030025804896649,"endHours":8.763420903328214,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:30","end":"12:14","startHours":10.496816001759779,"endHours":12.230211100191344,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:32","end":"09:00","startHours":8.53230155687067,"endHours":8.994540249785755,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:52","end":"06:15","startHours":5.874429072608939,"endHours":6.244220026941006,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:42","startHours":11.76797240727626,"endHours":12.692449793106428,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:27","end":"04:22","startHours":3.4476759348047485,"endHours":4.372153320634916,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:08","end":"05:18","startHours":4.1410339741773745,"endHours":5.296630706465084,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:28","startHours":14.541404564766763,"endHours":15.46588195059693,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:58","end":"19:22","startHours":18.963791493917604,"endHours":19.363791493917603,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:10","end":"19:44","startHours":19.163791493917604,"endHours":19.74158986006146,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:55","end":"20:40","startHours":18.913791493917604,"endHours":20.663791493917604,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:42","startHours":23.76797240727626,"endHours":24.692449793106427,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:18","end":"07:02","startHours":5.296630706465084,"endHours":7.030025804896649,"quality":"auspicious"},{"name":"Amṛta","start":"07:02","end":"08:46","startHours":7.030025804896649,"endHours":8.763420903328214,"quality":"auspicious"},{"name":"Kāla","start":"08:46","end":"10:30","startHours":8.763420903328214,"endHours":10.496816001759779,"quality":"inauspicious"},{"name":"Śubha","start":"10:30","end":"12:14","startHours":10.496816001759779,"endHours":12.230211100191344,"quality":"auspicious"},{"name":"Roga","start":"12:14","end":"13:58","startHours":12.230211100191344,"endHours":13.963606198622909,"quality":"inauspicious"},{"name":"Udveg","start":"13:58","end":"15:42","startHours":13.963606198622909,"endHours":15.697001297054474,"quality":"inauspicious"},{"name":"Chala","start":"15:42","end":"17:26","startHours":15.697001297054474,"endHours":17.43039639548604,"quality":"neutral"},{"name":"Labha","start":"17:26","end":"19:10","startHours":17.43039639548604,"endHours":19.163791493917604,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:10","end":"20:26","startHours":19.163791493917604,"endHours":20.43039639548604,"quality":"inauspicious"},{"name":"Chala","start":"20:26","end":"21:42","startHours":20.43039639548604,"endHours":21.697001297054474,"quality":"neutral"},{"name":"Labha","start":"21:42","end":"22:58","startHours":21.697001297054474,"endHours":22.96360619862291,"quality":"auspicious"},{"name":"Amṛta","start":"22:58","end":"00:14","startHours":22.96360619862291,"endHours":24.230211100191344,"quality":"auspicious"},{"name":"Kāla","start":"00:14","end":"01:30","startHours":24.230211100191344,"endHours":25.49681600175978,"quality":"inauspicious"},{"name":"Śubha","start":"01:30","end":"02:46","startHours":25.49681600175978,"endHours":26.763420903328214,"quality":"auspicious"},{"name":"Roga","start":"02:46","end":"04:02","startHours":26.763420903328214,"endHours":28.03002580489665,"quality":"inauspicious"},{"name":"Udveg","start":"04:02","end":"05:18","startHours":28.03002580489665,"endHours":29.296630706465084,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:18","end":"06:18","startHours":5.296630706465084,"endHours":6.296630706465084,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:18","end":"07:18","startHours":6.296630706465084,"endHours":7.296630706465084,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:18","end":"08:18","startHours":7.296630706465084,"endHours":8.296630706465084,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:18","end":"09:18","startHours":8.296630706465084,"endHours":9.296630706465084,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:18","end":"10:18","startHours":9.296630706465084,"endHours":10.296630706465084,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:18","end":"11:18","startHours":10.296630706465084,"endHours":11.296630706465084,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:18","end":"12:18","startHours":11.296630706465084,"endHours":12.296630706465084,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:18","end":"13:18","startHours":12.296630706465084,"endHours":13.296630706465084,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:18","end":"14:18","startHours":13.296630706465084,"endHours":14.296630706465084,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:18","end":"15:18","startHours":14.296630706465084,"endHours":15.296630706465084,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:18","end":"16:18","startHours":15.296630706465084,"endHours":16.296630706465084,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:18","end":"17:18","startHours":16.296630706465084,"endHours":17.296630706465084,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:18","end":"18:18","startHours":17.296630706465084,"endHours":18.296630706465084,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:18","end":"19:18","startHours":18.296630706465084,"endHours":19.296630706465084,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:18","end":"20:18","startHours":19.296630706465084,"endHours":20.296630706465084,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:18","end":"21:18","startHours":20.296630706465084,"endHours":21.296630706465084,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:18","end":"22:18","startHours":21.296630706465084,"endHours":22.296630706465084,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:18","end":"23:18","startHours":22.296630706465084,"endHours":23.296630706465084,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:18","end":"00:18","startHours":23.296630706465084,"endHours":24.296630706465084,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:18","end":"01:18","startHours":24.296630706465084,"endHours":25.296630706465084,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:18","end":"02:18","startHours":25.296630706465084,"endHours":26.296630706465084,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:18","end":"03:18","startHours":26.296630706465084,"endHours":27.296630706465084,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:18","end":"04:18","startHours":27.296630706465084,"endHours":28.296630706465084,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:18","end":"05:18","startHours":28.296630706465084,"endHours":29.296630706465084,"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":"Grīṣma (Summer) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":21.135207264024295,"eotMinutes":3.1169339885193827,"ayanamsa":24.1519}},"calendars":{"vikram_samvat":2078,"vikram_samvatsara":"Ānanda","saka_samvat":1943,"saka_samvatsara":"Plava","bengali_samvat":1428,"malayalam_era":1197,"nanakshahi_year":552,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Pūrṇimā · Vikram 2078 Ānanda · Śaka 1943 Plava"},"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":"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":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","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 26, 2021 CE · Ṛṣikeśa · Vidhyamitra","description":"May 26, 2021 CE for Ṛṣikeśa: Śukla Pūrṇimā, sūryodaya 05:18, sūryāsta 19:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2021-05-26","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2021-05-26","sa":"https://sa.vidhyamitra.com/city/rishikesh/2021-05-26","hi":"https://hi.vidhyamitra.com/city/rishikesh/2021-05-26","x-default":"https://vidhyamitra.com/city/rishikesh/2021-05-26"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T14:12:16.903Z","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":"2026-05-15T14:12:16.903Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T14:12:16.903Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}