{"id":"vidhyamitra:city-day:rishikesh:2151-05-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2151-05-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2151-05-28","date_display":"May 28, 2151 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":2151,"month":5,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2506843.770833,"kali_year":5253,"ahargana":1918378.2708,"sun":{"sidereal_longitude":40.138,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":193.1546,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":153.0166,"elapsed_within_tithi_degrees":9.0166},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":193.1546,"elapsed_within_degrees":6.4879},"yoga":{"number":18,"name":"Varīyān","sum_longitude":233.2925},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2151,"month":5,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2506843.770833,"ahargana":1918378.2708,"kali_year":5253,"ayanamsa_lahiri":25.968,"grahas":{"sun":{"sidereal_longitude":40.57829099999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":193.21849099999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":3.0054},"mars":{"sidereal_longitude":109.621691,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":52.868491000000006,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":288.96819099999993,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"venus":{"sidereal_longitude":79.65479099999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":73.157491,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":55.0873,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":235.0873,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2151,"month":5,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2506843.770833,"kali_year":5253,"ahargana":1918378.2708,"sun":{"sidereal_longitude":40.138,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":193.1546,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":153.0166,"elapsed_within_tithi_degrees":9.0166},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":193.1546,"elapsed_within_degrees":6.4879},"yoga":{"number":18,"name":"Varīyān","sum_longitude":233.2925},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.005,"elongation":153.017},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.005,"opposition_distance":26.983}},"eclipse_window_40days":[{"offset_days":2,"type":"lunar","occurs":true,"moon_latitude":1.175,"opposition_distance":2.219},{"offset_days":18,"type":"solar","occurs":true,"moon_latitude":0.479,"elongation":2.989}]},"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":13.891677711341522,"dayLengthDisplay":"13 Hours 53 Mins 30 Secs","nightLengthDisplay":"10 Hours 06 Mins 30 Secs","moonriseLocal":"16:56","moonsetLocal":"03:53","rahuKala":{"name":"Rāhu Kāla","start":"10:30","end":"12:14","startHours":10.49750339391153,"endHours":12.233963107829219,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:42","end":"17:27","startHours":15.7068825356646,"endHours":17.44334224958229,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:01","end":"08:46","startHours":7.024583966076148,"endHours":8.761043679993838,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:32","end":"09:00","startHours":8.529515718138146,"endHours":8.99257164184953,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:52","end":"06:14","startHours":5.866944156797688,"endHours":6.237388895766795,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:42","startHours":11.770907184117835,"endHours":12.697019031540602,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:26","end":"04:22","startHours":3.4359005573129213,"endHours":4.362012404735689,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:08","end":"05:17","startHours":4.130484442879997,"endHours":5.2881242521584575,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:33","end":"15:29","startHours":14.54924272638614,"endHours":15.475354573808909,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:59","end":"19:23","startHours":18.97980196349998,"endHours":19.37980196349998,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:11","end":"19:46","startHours":19.17980196349998,"endHours":19.75862186813921,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:56","end":"20:41","startHours":18.92980196349998,"endHours":20.67980196349998,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:42","startHours":23.770907184117835,"endHours":24.697019031540602,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:17","end":"07:01","startHours":5.2881242521584575,"endHours":7.024583966076148,"quality":"neutral"},{"name":"Labha","start":"07:01","end":"08:46","startHours":7.024583966076148,"endHours":8.761043679993838,"quality":"auspicious"},{"name":"Amṛta","start":"08:46","end":"10:30","startHours":8.761043679993838,"endHours":10.49750339391153,"quality":"auspicious"},{"name":"Kāla","start":"10:30","end":"12:14","startHours":10.49750339391153,"endHours":12.233963107829219,"quality":"inauspicious"},{"name":"Śubha","start":"12:14","end":"13:58","startHours":12.233963107829219,"endHours":13.970422821746908,"quality":"auspicious"},{"name":"Roga","start":"13:58","end":"15:42","startHours":13.970422821746908,"endHours":15.7068825356646,"quality":"inauspicious"},{"name":"Udveg","start":"15:42","end":"17:27","startHours":15.7068825356646,"endHours":17.44334224958229,"quality":"inauspicious"},{"name":"Chala","start":"17:27","end":"19:11","startHours":17.44334224958229,"endHours":19.17980196349998,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:11","end":"20:27","startHours":19.17980196349998,"endHours":20.44334224958229,"quality":"inauspicious"},{"name":"Udveg","start":"20:27","end":"21:42","startHours":20.44334224958229,"endHours":21.706882535664597,"quality":"inauspicious"},{"name":"Chala","start":"21:42","end":"22:58","startHours":21.706882535664597,"endHours":22.970422821746908,"quality":"neutral"},{"name":"Labha","start":"22:58","end":"00:14","startHours":22.970422821746908,"endHours":24.23396310782922,"quality":"auspicious"},{"name":"Amṛta","start":"00:14","end":"01:30","startHours":24.23396310782922,"endHours":25.49750339391153,"quality":"auspicious"},{"name":"Kāla","start":"01:30","end":"02:46","startHours":25.49750339391153,"endHours":26.76104367999384,"quality":"inauspicious"},{"name":"Śubha","start":"02:46","end":"04:01","startHours":26.76104367999384,"endHours":28.024583966076147,"quality":"auspicious"},{"name":"Roga","start":"04:01","end":"05:17","startHours":28.024583966076147,"endHours":29.288124252158457,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:17","end":"06:17","startHours":5.2881242521584575,"endHours":6.2881242521584575,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:17","end":"07:17","startHours":6.2881242521584575,"endHours":7.2881242521584575,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:17","end":"08:17","startHours":7.2881242521584575,"endHours":8.288124252158457,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:17","end":"09:17","startHours":8.288124252158457,"endHours":9.288124252158457,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:17","end":"10:17","startHours":9.288124252158457,"endHours":10.288124252158457,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:17","end":"11:17","startHours":10.288124252158457,"endHours":11.288124252158457,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:17","end":"12:17","startHours":11.288124252158457,"endHours":12.288124252158457,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:17","end":"13:17","startHours":12.288124252158457,"endHours":13.288124252158457,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:17","end":"14:17","startHours":13.288124252158457,"endHours":14.288124252158457,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:17","end":"15:17","startHours":14.288124252158457,"endHours":15.288124252158457,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:17","end":"16:17","startHours":15.288124252158457,"endHours":16.288124252158457,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:17","end":"17:17","startHours":16.288124252158457,"endHours":17.288124252158457,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:17","end":"18:17","startHours":17.288124252158457,"endHours":18.288124252158457,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:17","end":"19:17","startHours":18.288124252158457,"endHours":19.288124252158457,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:17","end":"20:17","startHours":19.288124252158457,"endHours":20.288124252158457,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:17","end":"21:17","startHours":20.288124252158457,"endHours":21.288124252158457,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:17","end":"22:17","startHours":21.288124252158457,"endHours":22.288124252158457,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:17","end":"23:17","startHours":22.288124252158457,"endHours":23.288124252158457,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:17","end":"00:17","startHours":23.288124252158457,"endHours":24.288124252158457,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:17","end":"01:17","startHours":24.288124252158457,"endHours":25.288124252158457,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:17","end":"02:17","startHours":25.288124252158457,"endHours":26.288124252158457,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:17","end":"03:17","startHours":26.288124252158457,"endHours":27.288124252158457,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:17","end":"04:17","startHours":27.288124252158457,"endHours":28.288124252158457,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:17","end":"05:17","startHours":28.288124252158457,"endHours":29.288124252158457,"planetary_lord":"Mars"}],"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","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"South-East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.399740991200137,"eotMinutes":2.8918135302468597,"ayanamsa":25.968}},"calendars":{"vikram_samvat":2208,"vikram_samvatsara":"Raktākṣī","saka_samvat":2073,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1558,"malayalam_era":1327,"nanakshahi_year":682,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Trayodaśī · Vikram 2208 Raktākṣī · Śaka 2073 Virodhakṛt"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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, 2151 CE · Ṛṣikeśa · Vidhyamitra","description":"May 28, 2151 CE for Ṛṣikeśa: Śukla Trayodaśī, sūryodaya 05:17, sūryāsta 19:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2151-05-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2151-05-28","sa":"https://sa.vidhyamitra.com/city/rishikesh/2151-05-28","hi":"https://hi.vidhyamitra.com/city/rishikesh/2151-05-28","x-default":"https://vidhyamitra.com/city/rishikesh/2151-05-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T14:10:12.585Z","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":"2026-05-31T14:10:12.585Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T14:10:12.585Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}