{"id":"vidhyamitra:city-day:rishikesh:2026-05-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2026-05-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2026-05-11","date_display":"May 11, 2026 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":2026,"month":5,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461171.770833,"kali_year":5128,"ahargana":1872706.2708,"sun":{"sidereal_longitude":26.1107,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":312.609,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.4983,"elapsed_within_tithi_degrees":10.4983},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":312.609,"elapsed_within_degrees":5.9423},"yoga":{"number":26,"name":"Indra","sum_longitude":338.7197},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2026,"month":5,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461171.770833,"ahargana":1872706.2708,"kali_year":5128,"ayanamsa_lahiri":24.2212,"grahas":{"sun":{"sidereal_longitude":26.16359699999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":309.7872970000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false,"latitude":-0.1883},"mars":{"sidereal_longitude":359.410797,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":21.397197000000006,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":86.01059699999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"venus":{"sidereal_longitude":55.84259700000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":346.097697,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":315.0097,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":135.0097,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":2026,"month":5,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461171.770833,"kali_year":5128,"ahargana":1872706.2708,"sun":{"sidereal_longitude":26.1107,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":312.609,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.4983,"elapsed_within_tithi_degrees":10.4983},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":312.609,"elapsed_within_degrees":5.9423},"yoga":{"number":26,"name":"Indra","sum_longitude":338.7197},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.188,"elongation":73.502},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.188,"opposition_distance":106.498}},"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":13.570511998366086,"dayLengthDisplay":"13 Hours 34 Mins 14 Secs","nightLengthDisplay":"10 Hours 25 Mins 46 Secs","moonriseLocal":"01:29","moonsetLocal":"12:47","rahuKala":{"name":"Rāhu Kāla","start":"07:08","end":"08:50","startHours":7.13135150621424,"endHours":8.82766550601,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:31","end":"12:13","startHours":10.523979505805762,"endHours":12.220293505601521,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:55","end":"15:37","startHours":13.916607505397284,"endHours":15.612921505193043,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:03","startHours":8.601490306037233,"endHours":9.053840705982768,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:00","end":"06:22","startHours":6.0004755063504,"endHours":6.362355826306828,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:40","startHours":11.767943105655986,"endHours":12.672643905547057,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:38","end":"04:32","startHours":3.625635906636334,"endHours":4.5303367065274065,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:18","end":"05:26","startHours":4.304161506554639,"endHours":5.435037506418479,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:23","startHours":14.482045505329204,"endHours":15.386746305220276,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:48","end":"19:12","startHours":18.805549504784565,"endHours":19.205549504784564,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:00","end":"19:34","startHours":19.005549504784565,"endHours":19.570987504716484,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:45","end":"20:30","startHours":18.755549504784565,"endHours":20.505549504784565,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:40","startHours":23.767943105655984,"endHours":24.67264390554706,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:26","end":"07:08","startHours":5.435037506418479,"endHours":7.13135150621424,"quality":"auspicious"},{"name":"Kāla","start":"07:08","end":"08:50","startHours":7.13135150621424,"endHours":8.82766550601,"quality":"inauspicious"},{"name":"Śubha","start":"08:50","end":"10:31","startHours":8.82766550601,"endHours":10.523979505805762,"quality":"auspicious"},{"name":"Roga","start":"10:31","end":"12:13","startHours":10.523979505805762,"endHours":12.220293505601521,"quality":"inauspicious"},{"name":"Udveg","start":"12:13","end":"13:55","startHours":12.220293505601521,"endHours":13.916607505397284,"quality":"inauspicious"},{"name":"Chala","start":"13:55","end":"15:37","startHours":13.916607505397284,"endHours":15.612921505193043,"quality":"neutral"},{"name":"Labha","start":"15:37","end":"17:19","startHours":15.612921505193043,"endHours":17.309235504988806,"quality":"auspicious"},{"name":"Amṛta","start":"17:19","end":"19:00","startHours":17.309235504988806,"endHours":19.005549504784565,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:00","end":"20:19","startHours":19.005549504784565,"endHours":20.309235504988806,"quality":"neutral"},{"name":"Labha","start":"20:19","end":"21:37","startHours":20.309235504988806,"endHours":21.612921505193043,"quality":"auspicious"},{"name":"Amṛta","start":"21:37","end":"22:55","startHours":21.612921505193043,"endHours":22.91660750539728,"quality":"auspicious"},{"name":"Kāla","start":"22:55","end":"00:13","startHours":22.91660750539728,"endHours":24.22029350560152,"quality":"inauspicious"},{"name":"Śubha","start":"00:13","end":"01:31","startHours":24.22029350560152,"endHours":25.523979505805762,"quality":"auspicious"},{"name":"Roga","start":"01:31","end":"02:50","startHours":25.523979505805762,"endHours":26.82766550601,"quality":"inauspicious"},{"name":"Udveg","start":"02:50","end":"04:08","startHours":26.82766550601,"endHours":28.131351506214237,"quality":"inauspicious"},{"name":"Chala","start":"04:08","end":"05:26","startHours":28.131351506214237,"endHours":29.435037506418478,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:26","end":"06:26","startHours":5.435037506418479,"endHours":6.435037506418479,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:26","end":"07:26","startHours":6.435037506418479,"endHours":7.435037506418479,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:26","end":"08:26","startHours":7.435037506418479,"endHours":8.435037506418478,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:26","end":"09:26","startHours":8.435037506418478,"endHours":9.435037506418478,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:26","end":"10:26","startHours":9.435037506418478,"endHours":10.435037506418478,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:26","end":"11:26","startHours":10.435037506418478,"endHours":11.435037506418478,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:26","end":"12:26","startHours":11.435037506418478,"endHours":12.435037506418478,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:26","end":"13:26","startHours":12.435037506418478,"endHours":13.435037506418478,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:26","end":"14:26","startHours":13.435037506418478,"endHours":14.435037506418478,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:26","end":"15:26","startHours":14.435037506418478,"endHours":15.435037506418478,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:26","end":"16:26","startHours":15.435037506418478,"endHours":16.435037506418478,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:26","end":"17:26","startHours":16.435037506418478,"endHours":17.435037506418478,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:26","end":"18:26","startHours":17.435037506418478,"endHours":18.435037506418478,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:26","end":"19:26","startHours":18.435037506418478,"endHours":19.435037506418478,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:26","end":"20:26","startHours":19.435037506418478,"endHours":20.435037506418478,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:26","end":"21:26","startHours":20.435037506418478,"endHours":21.435037506418478,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:26","end":"22:26","startHours":21.435037506418478,"endHours":22.435037506418478,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:26","end":"23:26","startHours":22.435037506418478,"endHours":23.435037506418478,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:26","end":"00:26","startHours":23.435037506418478,"endHours":24.435037506418478,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:26","end":"01:26","startHours":24.435037506418478,"endHours":25.435037506418478,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:26","end":"02:26","startHours":25.435037506418478,"endHours":26.435037506418478,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:26","end":"03:26","startHours":26.435037506418478,"endHours":27.435037506418478,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:26","end":"04:26","startHours":27.435037506418478,"endHours":28.435037506418478,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:26","end":"05:26","startHours":28.435037506418478,"endHours":29.435037506418478,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhātṛ","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":17.841860167073786,"eotMinutes":3.71198966390865,"ayanamsa":24.2212}},"calendars":{"vikram_samvat":2083,"vikram_samvatsara":"Siddhārthī","saka_samvat":1948,"saka_samvatsara":"Parābhava","bengali_samvat":1433,"malayalam_era":1202,"nanakshahi_year":557,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Navamī · Vikram 2083 Siddhārthī · Śaka 1948 Parābhava"},"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}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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, 2026 CE · Ṛṣikeśa · Vidhyamitra","description":"May 11, 2026 CE for Ṛṣikeśa: Kṛṣṇa Navamī, sūryodaya 05:26, sūryāsta 19:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2026-05-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2026-05-11","sa":"https://sa.vidhyamitra.com/city/rishikesh/2026-05-11","hi":"https://hi.vidhyamitra.com/city/rishikesh/2026-05-11","x-default":"https://vidhyamitra.com/city/rishikesh/2026-05-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T19:52:24.177Z","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":"2026-05-14T19:52:24.177Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T19:52:24.177Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}