{"id":"vidhyamitra:city-day:rishikesh:2011-05-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2011-05-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-05-28","date_display":"May 28, 2011 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":2011,"month":5,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455709.770833,"kali_year":5113,"ahargana":1867244.2708,"sun":{"sidereal_longitude":42.2606,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":346.3874,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":304.1268,"elapsed_within_tithi_degrees":4.1268},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4,"moon_longitude":346.3874,"elapsed_within_degrees":13.0541},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":28.6481},"karana":{"half_tithi_index":50,"name":"Bava"},"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":2011,"month":5,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455709.770833,"ahargana":1867244.2708,"kali_year":5113,"ayanamsa_lahiri":24.0123,"grahas":{"sun":{"sidereal_longitude":42.383285,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":348.086385,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false,"latitude":4.4019},"mars":{"sidereal_longitude":18.278885000000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":24.593385000000012,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":4.369484999999997,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":20.57498499999997,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":166.40808500000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":244.4127,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":64.4127,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"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":2011,"month":5,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455709.770833,"kali_year":5113,"ahargana":1867244.2708,"sun":{"sidereal_longitude":42.2606,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":346.3874,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":304.1268,"elapsed_within_tithi_degrees":4.1268},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4,"moon_longitude":346.3874,"elapsed_within_degrees":13.0541},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":28.6481},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.402,"elongation":55.873},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.402,"opposition_distance":124.127}},"eclipse_window_40days":[{"offset_days":5,"type":"solar","occurs":true,"moon_latitude":1.195,"elongation":1.712}]},"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":"05:17","sunsetLocal":"19:11","solarNoonLocal":"12:14","dayLengthHours":13.889291077268815,"dayLengthDisplay":"13 Hours 53 Mins 21 Secs","nightLengthDisplay":"10 Hours 06 Mins 39 Secs","moonriseLocal":"02:23","moonsetLocal":"14:51","rahuKala":{"name":"Rāhu Kāla","start":"08:46","end":"10:30","startHours":8.761640338512017,"endHours":10.497801723170618,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:58","end":"15:42","startHours":13.97012449248782,"endHours":15.706285877146424,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:17","end":"07:02","startHours":5.289317569194812,"endHours":7.025478953853414,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:32","end":"09:00","startHours":8.53015215389087,"endHours":8.993128523133162,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:52","end":"06:14","startHours":5.868038030747679,"endHours":6.2384191261415145,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:42","startHours":11.770986738586926,"endHours":12.696939477071512,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:26","end":"04:22","startHours":3.437412092225636,"endHours":4.363364830710224,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:08","end":"05:17","startHours":4.1318766460890775,"endHours":5.289317569194812,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:33","end":"15:28","startHours":14.548844954040689,"endHours":15.474797692525277,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:59","end":"19:23","startHours":18.978608646463627,"endHours":19.378608646463626,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:11","end":"19:45","startHours":19.178608646463626,"endHours":19.757329108016492,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:56","end":"20:41","startHours":18.928608646463626,"endHours":20.678608646463626,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:42","startHours":23.770986738586924,"endHours":24.696939477071513,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:17","end":"07:02","startHours":5.289317569194812,"endHours":7.025478953853414,"quality":"inauspicious"},{"name":"Śubha","start":"07:02","end":"08:46","startHours":7.025478953853414,"endHours":8.761640338512017,"quality":"auspicious"},{"name":"Roga","start":"08:46","end":"10:30","startHours":8.761640338512017,"endHours":10.497801723170618,"quality":"inauspicious"},{"name":"Udveg","start":"10:30","end":"12:14","startHours":10.497801723170618,"endHours":12.233963107829219,"quality":"inauspicious"},{"name":"Chala","start":"12:14","end":"13:58","startHours":12.233963107829219,"endHours":13.97012449248782,"quality":"neutral"},{"name":"Labha","start":"13:58","end":"15:42","startHours":13.97012449248782,"endHours":15.706285877146424,"quality":"auspicious"},{"name":"Amṛta","start":"15:42","end":"17:27","startHours":15.706285877146424,"endHours":17.442447261805025,"quality":"auspicious"},{"name":"Kāla","start":"17:27","end":"19:11","startHours":17.442447261805025,"endHours":19.178608646463626,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:11","end":"20:27","startHours":19.178608646463626,"endHours":20.442447261805025,"quality":"auspicious"},{"name":"Amṛta","start":"20:27","end":"21:42","startHours":20.442447261805025,"endHours":21.70628587714642,"quality":"auspicious"},{"name":"Kāla","start":"21:42","end":"22:58","startHours":21.70628587714642,"endHours":22.97012449248782,"quality":"inauspicious"},{"name":"Śubha","start":"22:58","end":"00:14","startHours":22.97012449248782,"endHours":24.23396310782922,"quality":"auspicious"},{"name":"Roga","start":"00:14","end":"01:30","startHours":24.23396310782922,"endHours":25.497801723170618,"quality":"inauspicious"},{"name":"Udveg","start":"01:30","end":"02:46","startHours":25.497801723170618,"endHours":26.761640338512017,"quality":"inauspicious"},{"name":"Chala","start":"02:46","end":"04:02","startHours":26.761640338512017,"endHours":28.025478953853412,"quality":"neutral"},{"name":"Labha","start":"04:02","end":"05:17","startHours":28.025478953853412,"endHours":29.28931756919481,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:17","end":"06:17","startHours":5.289317569194812,"endHours":6.289317569194812,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:17","end":"07:17","startHours":6.289317569194812,"endHours":7.289317569194812,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:17","end":"08:17","startHours":7.289317569194812,"endHours":8.28931756919481,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:17","end":"09:17","startHours":8.28931756919481,"endHours":9.28931756919481,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:17","end":"10:17","startHours":9.28931756919481,"endHours":10.28931756919481,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:17","end":"11:17","startHours":10.28931756919481,"endHours":11.28931756919481,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:17","end":"12:17","startHours":11.28931756919481,"endHours":12.28931756919481,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:17","end":"13:17","startHours":12.28931756919481,"endHours":13.28931756919481,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:17","end":"14:17","startHours":13.28931756919481,"endHours":14.28931756919481,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:17","end":"15:17","startHours":14.28931756919481,"endHours":15.28931756919481,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:17","end":"16:17","startHours":15.28931756919481,"endHours":16.28931756919481,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:17","end":"17:17","startHours":16.28931756919481,"endHours":17.28931756919481,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:17","end":"18:17","startHours":17.28931756919481,"endHours":18.28931756919481,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:17","end":"19:17","startHours":18.28931756919481,"endHours":19.28931756919481,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:17","end":"20:17","startHours":19.28931756919481,"endHours":20.28931756919481,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:17","end":"21:17","startHours":20.28931756919481,"endHours":21.28931756919481,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:17","end":"22:17","startHours":21.28931756919481,"endHours":22.28931756919481,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:17","end":"23:17","startHours":22.28931756919481,"endHours":23.28931756919481,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:17","end":"00:17","startHours":23.28931756919481,"endHours":24.28931756919481,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:17","end":"01:17","startHours":24.28931756919481,"endHours":25.28931756919481,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:17","end":"02:17","startHours":25.28931756919481,"endHours":26.28931756919481,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:17","end":"03:17","startHours":26.28931756919481,"endHours":27.28931756919481,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:17","end":"04:17","startHours":27.28931756919481,"endHours":28.28931756919481,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:17","end":"05:17","startHours":28.28931756919481,"endHours":29.28931756919481,"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"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":21.374042195577182,"eotMinutes":2.8918135302468597,"ayanamsa":24.0123}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Ekādaśī · Vikram 2068 Krodhi · Śaka 1933 Khara"},"festivals":[{"id":"apara-ekadashi","name":"Aparā Ekādaśī","name_sanskrit":"अपरा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Boundless (aparā) merit; removes brahma-hatyā even.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Jyeṣṭha"},"precedence":4},{"id":"yogini-ekadashi","name":"Yoginī Ekādaśī","name_sanskrit":"योगिनी एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Removes the curse of Kubera; equivalent to feeding 88,000 brāhmaṇas.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Jyeṣṭha"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5},{"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":"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 28, 2011 CE · Ṛṣikeśa · Vidhyamitra","description":"May 28, 2011 CE for Ṛṣikeśa: Kṛṣṇa Ekādaśī, sūryodaya 05:17, sūryāsta 19:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2011-05-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2011-05-28","sa":"https://sa.vidhyamitra.com/city/rishikesh/2011-05-28","hi":"https://hi.vidhyamitra.com/city/rishikesh/2011-05-28","x-default":"https://vidhyamitra.com/city/rishikesh/2011-05-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T22:55:00.646Z","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":"2026-05-15T22:55:00.646Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T22:55:00.646Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}