{"id":"vidhyamitra:city-day:rishikesh:2019-05-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2019-05-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2019-05-11","date_display":"May 11, 2019 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":2019,"month":5,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458614.770833,"kali_year":5121,"ahargana":1870149.2708,"sun":{"sidereal_longitude":25.9295,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":103.3035,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.374,"elapsed_within_tithi_degrees":5.374},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":103.3035,"elapsed_within_degrees":9.9702},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":129.233},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2019,"month":5,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458614.770833,"ahargana":1870149.2708,"kali_year":5121,"ayanamsa_lahiri":24.1234,"grahas":{"sun":{"sidereal_longitude":25.965692999999987,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":102.74139300000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false,"latitude":0.9969},"mars":{"sidereal_longitude":62.35769299999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":13.577792999999986,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":238.82179299999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":0.32779299999998557,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":266.21849299999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":90.4918,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":270.4918,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":2019,"month":5,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458614.770833,"kali_year":5121,"ahargana":1870149.2708,"sun":{"sidereal_longitude":25.9295,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":103.3035,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.374,"elapsed_within_tithi_degrees":5.374},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":103.3035,"elapsed_within_degrees":9.9702},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":129.233},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.997,"elongation":77.374},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.997,"opposition_distance":102.626}},"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":"05:26","sunsetLocal":"19:00","solarNoonLocal":"12:13","dayLengthHours":13.56357409223071,"dayLengthDisplay":"13 Hours 33 Mins 49 Secs","nightLengthDisplay":"10 Hours 26 Mins 11 Secs","moonriseLocal":"10:33","moonsetLocal":"00:08","rahuKala":{"name":"Rāhu Kāla","start":"08:50","end":"10:31","startHours":8.829399982543844,"endHours":10.524846744072683,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:55","end":"15:37","startHours":13.91574026713036,"endHours":15.611187028659199,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:26","end":"07:08","startHours":5.438506459486167,"endHours":7.133953221015005,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:03","startHours":8.60334041434,"endHours":9.055459550747688,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:00","end":"06:22","startHours":6.00365537999578,"endHours":6.365350689121932,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:40","startHours":11.768174369193831,"endHours":12.672412642009212,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:38","end":"04:32","startHours":3.6300299138554055,"endHours":4.534268186670786,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:18","end":"05:26","startHours":4.308208618466941,"endHours":5.438506459486167,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:23","startHours":14.480889187639972,"endHours":15.385127460455353,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:48","end":"19:12","startHours":18.802080551716877,"endHours":19.202080551716875,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:00","end":"19:34","startHours":19.002080551716876,"endHours":19.56722947222649,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:45","end":"20:30","startHours":18.752080551716876,"endHours":20.502080551716876,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:40","startHours":23.76817436919383,"endHours":24.672412642009213,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:26","end":"07:08","startHours":5.438506459486167,"endHours":7.133953221015005,"quality":"inauspicious"},{"name":"Śubha","start":"07:08","end":"08:50","startHours":7.133953221015005,"endHours":8.829399982543844,"quality":"auspicious"},{"name":"Roga","start":"08:50","end":"10:31","startHours":8.829399982543844,"endHours":10.524846744072683,"quality":"inauspicious"},{"name":"Udveg","start":"10:31","end":"12:13","startHours":10.524846744072683,"endHours":12.220293505601521,"quality":"inauspicious"},{"name":"Chala","start":"12:13","end":"13:55","startHours":12.220293505601521,"endHours":13.91574026713036,"quality":"neutral"},{"name":"Labha","start":"13:55","end":"15:37","startHours":13.91574026713036,"endHours":15.611187028659199,"quality":"auspicious"},{"name":"Amṛta","start":"15:37","end":"17:18","startHours":15.611187028659199,"endHours":17.306633790188037,"quality":"auspicious"},{"name":"Kāla","start":"17:18","end":"19:00","startHours":17.306633790188037,"endHours":19.002080551716876,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:00","end":"20:18","startHours":19.002080551716876,"endHours":20.306633790188037,"quality":"auspicious"},{"name":"Amṛta","start":"20:18","end":"21:37","startHours":20.306633790188037,"endHours":21.6111870286592,"quality":"auspicious"},{"name":"Kāla","start":"21:37","end":"22:55","startHours":21.6111870286592,"endHours":22.91574026713036,"quality":"inauspicious"},{"name":"Śubha","start":"22:55","end":"00:13","startHours":22.91574026713036,"endHours":24.22029350560152,"quality":"auspicious"},{"name":"Roga","start":"00:13","end":"01:31","startHours":24.22029350560152,"endHours":25.524846744072683,"quality":"inauspicious"},{"name":"Udveg","start":"01:31","end":"02:50","startHours":25.524846744072683,"endHours":26.829399982543844,"quality":"inauspicious"},{"name":"Chala","start":"02:50","end":"04:08","startHours":26.829399982543844,"endHours":28.133953221015005,"quality":"neutral"},{"name":"Labha","start":"04:08","end":"05:26","startHours":28.133953221015005,"endHours":29.438506459486167,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:26","end":"06:26","startHours":5.438506459486167,"endHours":6.438506459486167,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:26","end":"07:26","startHours":6.438506459486167,"endHours":7.438506459486167,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:26","end":"08:26","startHours":7.438506459486167,"endHours":8.438506459486167,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:26","end":"09:26","startHours":8.438506459486167,"endHours":9.438506459486167,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:26","end":"10:26","startHours":9.438506459486167,"endHours":10.438506459486167,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:26","end":"11:26","startHours":10.438506459486167,"endHours":11.438506459486167,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:26","end":"12:26","startHours":11.438506459486167,"endHours":12.438506459486167,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:26","end":"13:26","startHours":12.438506459486167,"endHours":13.438506459486167,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:26","end":"14:26","startHours":13.438506459486167,"endHours":14.438506459486167,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:26","end":"15:26","startHours":14.438506459486167,"endHours":15.438506459486167,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:26","end":"16:26","startHours":15.438506459486167,"endHours":16.438506459486167,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:26","end":"17:26","startHours":16.438506459486167,"endHours":17.438506459486167,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:26","end":"18:26","startHours":17.438506459486167,"endHours":18.438506459486167,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:26","end":"19:26","startHours":18.438506459486167,"endHours":19.438506459486167,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:26","end":"20:26","startHours":19.438506459486167,"endHours":20.438506459486167,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:26","end":"21:26","startHours":20.438506459486167,"endHours":21.438506459486167,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:26","end":"22:26","startHours":21.438506459486167,"endHours":22.438506459486167,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:26","end":"23:26","startHours":22.438506459486167,"endHours":23.438506459486167,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:26","end":"00:26","startHours":23.438506459486167,"endHours":24.438506459486167,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:26","end":"01:26","startHours":24.438506459486167,"endHours":25.438506459486167,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:26","end":"02:26","startHours":25.438506459486167,"endHours":26.438506459486167,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:26","end":"03:26","startHours":26.438506459486167,"endHours":27.438506459486167,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:26","end":"04:26","startHours":27.438506459486167,"endHours":28.438506459486167,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:26","end":"05:26","startHours":28.438506459486167,"endHours":29.438506459486167,"planetary_lord":"Mercury"}],"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","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":17.762851337960033,"eotMinutes":3.71198966390865,"ayanamsa":24.1234}},"calendars":{"vikram_samvat":2076,"vikram_samvatsara":"Paridhāvi","saka_samvat":1941,"saka_samvatsara":"Vikāri","bengali_samvat":1426,"malayalam_era":1195,"nanakshahi_year":550,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Saptamī · Vikram 2076 Paridhāvi · Śaka 1941 Vikāri"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2},{"id":"ganga-saptami","name":"Gaṅgā Saptamī","name_sanskrit":"गङ्गा सप्तमी","tradition":"Pan-Hindu","associated_deity":"Devī Gaṅgā","significance":"Gaṅgā Devī's descent to Brahma-loka before her earth-descent.","vrata":true,"detection":{"tithi_number":7,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":4}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 May 11, 2019 CE · Ṛṣikeśa · Vidhyamitra","description":"May 11, 2019 CE for Ṛṣikeśa: Śukla Saptamī, sūryodaya 05:26, sūryāsta 19:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2019-05-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2019-05-11","sa":"https://sa.vidhyamitra.com/city/rishikesh/2019-05-11","hi":"https://hi.vidhyamitra.com/city/rishikesh/2019-05-11","x-default":"https://vidhyamitra.com/city/rishikesh/2019-05-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T13:47:10.101Z","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":"2026-05-15T13:47:10.101Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T13:47:10.101Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}