{"id":"vidhyamitra:city-day:rishikesh:2018-06-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2018-06-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-06-21","date_display":"June 21, 2018 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":2018,"month":6,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458290.770833,"kali_year":5120,"ahargana":1869825.2708,"sun":{"sidereal_longitude":65.2338,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":159.8954,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":94.6616,"elapsed_within_tithi_degrees":10.6616},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":159.8954,"elapsed_within_degrees":13.2288},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":225.1293},"karana":{"half_tithi_index":15,"name":"Bava"},"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":2018,"month":6,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458290.770833,"ahargana":1869825.2708,"kali_year":5120,"ayanamsa_lahiri":24.111,"grahas":{"sun":{"sidereal_longitude":65.54047200000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":162.851672,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false,"latitude":3.5561},"mars":{"sidereal_longitude":284.64587200000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":81.93047200000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":199.67607199999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":103.92977199999996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":252.10467199999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":107.6589,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":287.6589,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"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":2018,"month":6,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458290.770833,"kali_year":5120,"ahargana":1869825.2708,"sun":{"sidereal_longitude":65.2338,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":159.8954,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":94.6616,"elapsed_within_tithi_degrees":10.6616},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":159.8954,"elapsed_within_degrees":13.2288},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":225.1293},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.556,"elongation":94.662},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.556,"opposition_distance":85.338}},"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":"05:16","sunsetLocal":"19:21","solarNoonLocal":"12:18","dayLengthHours":14.084308751370214,"dayLengthDisplay":"14 Hours 05 Mins 04 Secs","nightLengthDisplay":"9 Hours 54 Mins 56 Secs","moonriseLocal":"12:51","moonsetLocal":"00:44","rahuKala":{"name":"Rāhu Kāla","start":"14:04","end":"15:50","startHours":14.066822605482672,"endHours":15.82736119940395,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:16","end":"07:01","startHours":5.264129635876289,"endHours":7.024668229797566,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:47","end":"10:33","startHours":8.785206823718843,"endHours":10.54574541764012,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:33","end":"09:01","startHours":8.550468344529339,"endHours":9.019945302908347,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:51","end":"06:14","startHours":5.850975833850048,"endHours":6.226557400553253,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:47","startHours":11.836807053182389,"endHours":12.775760969940402,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:23","end":"04:20","startHours":3.3862218023602604,"endHours":4.325175719118275,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:05","end":"05:16","startHours":4.090437239928772,"endHours":5.264129635876289,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:36","startHours":14.653668803456432,"endHours":15.592622720214447,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:09","end":"19:33","startHours":19.148438387246504,"endHours":19.548438387246502,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:21","end":"19:56","startHours":19.348438387246503,"endHours":19.935284585220263,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:06","end":"20:51","startHours":19.098438387246503,"endHours":20.848438387246503,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:47","startHours":23.836807053182387,"endHours":24.775760969940404,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:16","end":"07:01","startHours":5.264129635876289,"endHours":7.024668229797566,"quality":"auspicious"},{"name":"Roga","start":"07:01","end":"08:47","startHours":7.024668229797566,"endHours":8.785206823718843,"quality":"inauspicious"},{"name":"Udveg","start":"08:47","end":"10:33","startHours":8.785206823718843,"endHours":10.54574541764012,"quality":"inauspicious"},{"name":"Chala","start":"10:33","end":"12:18","startHours":10.54574541764012,"endHours":12.306284011561395,"quality":"neutral"},{"name":"Labha","start":"12:18","end":"14:04","startHours":12.306284011561395,"endHours":14.066822605482672,"quality":"auspicious"},{"name":"Amṛta","start":"14:04","end":"15:50","startHours":14.066822605482672,"endHours":15.82736119940395,"quality":"auspicious"},{"name":"Kāla","start":"15:50","end":"17:35","startHours":15.82736119940395,"endHours":17.587899793325228,"quality":"inauspicious"},{"name":"Śubha","start":"17:35","end":"19:21","startHours":17.587899793325228,"endHours":19.348438387246503,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:21","end":"20:35","startHours":19.348438387246503,"endHours":20.587899793325228,"quality":"auspicious"},{"name":"Kāla","start":"20:35","end":"21:50","startHours":20.587899793325228,"endHours":21.82736119940395,"quality":"inauspicious"},{"name":"Śubha","start":"21:50","end":"23:04","startHours":21.82736119940395,"endHours":23.066822605482674,"quality":"auspicious"},{"name":"Roga","start":"23:04","end":"00:18","startHours":23.066822605482674,"endHours":24.306284011561395,"quality":"inauspicious"},{"name":"Udveg","start":"00:18","end":"01:33","startHours":24.306284011561395,"endHours":25.54574541764012,"quality":"inauspicious"},{"name":"Chala","start":"01:33","end":"02:47","startHours":25.54574541764012,"endHours":26.785206823718845,"quality":"neutral"},{"name":"Labha","start":"02:47","end":"04:01","startHours":26.785206823718845,"endHours":28.024668229797566,"quality":"auspicious"},{"name":"Amṛta","start":"04:01","end":"05:16","startHours":28.024668229797566,"endHours":29.264129635876287,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:16","end":"06:16","startHours":5.264129635876289,"endHours":6.264129635876289,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:16","end":"07:16","startHours":6.264129635876289,"endHours":7.264129635876289,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:16","end":"08:16","startHours":7.264129635876289,"endHours":8.264129635876289,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:16","end":"09:16","startHours":8.264129635876289,"endHours":9.264129635876289,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:16","end":"10:16","startHours":9.264129635876289,"endHours":10.264129635876289,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:16","end":"11:16","startHours":10.264129635876289,"endHours":11.264129635876289,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:16","end":"12:16","startHours":11.264129635876289,"endHours":12.264129635876289,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:16","end":"13:16","startHours":12.264129635876289,"endHours":13.264129635876289,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:16","end":"14:16","startHours":13.264129635876289,"endHours":14.264129635876289,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:16","end":"15:16","startHours":14.264129635876289,"endHours":15.264129635876289,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:16","end":"16:16","startHours":15.264129635876289,"endHours":16.264129635876287,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:16","end":"17:16","startHours":16.264129635876287,"endHours":17.264129635876287,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:16","end":"18:16","startHours":17.264129635876287,"endHours":18.264129635876287,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:16","end":"19:16","startHours":18.264129635876287,"endHours":19.264129635876287,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:16","end":"20:16","startHours":19.264129635876287,"endHours":20.264129635876287,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:16","end":"21:16","startHours":20.264129635876287,"endHours":21.264129635876287,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:16","end":"22:16","startHours":21.264129635876287,"endHours":22.264129635876287,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:16","end":"23:16","startHours":22.264129635876287,"endHours":23.264129635876287,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:16","end":"00:16","startHours":23.264129635876287,"endHours":24.264129635876287,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:16","end":"01:16","startHours":24.264129635876287,"endHours":25.264129635876287,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:16","end":"02:16","startHours":25.264129635876287,"endHours":26.264129635876287,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:16","end":"03:16","startHours":26.264129635876287,"endHours":27.264129635876287,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:16","end":"04:16","startHours":27.264129635876287,"endHours":28.264129635876287,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:16","end":"05:16","startHours":28.264129635876287,"endHours":29.264129635876287,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"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":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":23.4360404794797,"eotMinutes":-1.4474406936836473,"ayanamsa":24.111}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Aṣṭamī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"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":"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":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","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 June 21, 2018 CE · Ṛṣikeśa · Vidhyamitra","description":"June 21, 2018 CE for Ṛṣikeśa: Śukla Aṣṭamī, sūryodaya 05:16, sūryāsta 19:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2018-06-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2018-06-21","sa":"https://sa.vidhyamitra.com/city/rishikesh/2018-06-21","hi":"https://hi.vidhyamitra.com/city/rishikesh/2018-06-21","x-default":"https://vidhyamitra.com/city/rishikesh/2018-06-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T16:37:32.184Z","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":"2026-05-15T16:37:32.184Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T16:37:32.184Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}