{"id":"vidhyamitra:city-day:rishikesh:2128-05-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2128-05-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2128-05-20","date_display":"May 20, 2128 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":2128,"month":5,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2498435.770833,"kali_year":5230,"ahargana":1909970.2708,"sun":{"sidereal_longitude":33.4034,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":283.2992,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.8958,"elapsed_within_tithi_degrees":9.8958},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":283.2992,"elapsed_within_degrees":3.2992},"yoga":{"number":24,"name":"Śukla","sum_longitude":316.7026},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"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":2128,"month":5,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2498435.770833,"ahargana":1909970.2708,"kali_year":5230,"ayanamsa_lahiri":25.6464,"grahas":{"sun":{"sidereal_longitude":33.742838000000006,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":286.93423800000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false,"latitude":2.7242},"mars":{"sidereal_longitude":56.28653800000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":13.837238000000013,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":312.678938,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":35.475937999999985,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":155.68663800000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":140.5836,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":320.5836,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2128,"month":5,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2498435.770833,"kali_year":5230,"ahargana":1909970.2708,"sun":{"sidereal_longitude":33.4034,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":283.2992,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.8958,"elapsed_within_tithi_degrees":9.8958},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":283.2992,"elapsed_within_degrees":3.2992},"yoga":{"number":24,"name":"Śukla","sum_longitude":316.7026},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.724,"elongation":110.104},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.724,"opposition_distance":69.896}},"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":"05:20","sunsetLocal":"19:06","solarNoonLocal":"12:13","dayLengthHours":13.764760331529416,"dayLengthDisplay":"13 Hours 45 Mins 53 Secs","nightLengthDisplay":"10 Hours 14 Mins 07 Secs","moonriseLocal":"23:44","moonsetLocal":"10:28","rahuKala":{"name":"Rāhu Kāla","start":"13:57","end":"15:40","startHours":13.942783157838093,"endHours":15.663378199279268,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:20","end":"07:04","startHours":5.339807950632207,"endHours":7.060402992073384,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:47","end":"10:30","startHours":8.78099803351456,"endHours":10.50159307495574,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:33","end":"09:01","startHours":8.551585361322404,"endHours":9.010410705706718,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:55","end":"06:17","startHours":5.913339631112599,"endHours":6.28039990662005,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:41","startHours":11.7633627720126,"endHours":12.681013460781228,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:30","end":"04:25","startHours":3.5045065730949516,"endHours":4.422157261863579,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:12","end":"05:20","startHours":4.192744589671422,"endHours":5.339807950632207,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:26","startHours":14.516314838318486,"endHours":15.433965527087114,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:54","end":"19:18","startHours":18.904568282161623,"endHours":19.304568282161622,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:06","end":"19:41","startHours":19.104568282161623,"endHours":19.678099962642015,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:51","end":"20:36","startHours":18.854568282161623,"endHours":20.604568282161623,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:41","startHours":23.763362772012602,"endHours":24.681013460781227,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:20","end":"07:04","startHours":5.339807950632207,"endHours":7.060402992073384,"quality":"auspicious"},{"name":"Roga","start":"07:04","end":"08:47","startHours":7.060402992073384,"endHours":8.78099803351456,"quality":"inauspicious"},{"name":"Udveg","start":"08:47","end":"10:30","startHours":8.78099803351456,"endHours":10.50159307495574,"quality":"inauspicious"},{"name":"Chala","start":"10:30","end":"12:13","startHours":10.50159307495574,"endHours":12.222188116396914,"quality":"neutral"},{"name":"Labha","start":"12:13","end":"13:57","startHours":12.222188116396914,"endHours":13.942783157838093,"quality":"auspicious"},{"name":"Amṛta","start":"13:57","end":"15:40","startHours":13.942783157838093,"endHours":15.663378199279268,"quality":"auspicious"},{"name":"Kāla","start":"15:40","end":"17:23","startHours":15.663378199279268,"endHours":17.383973240720447,"quality":"inauspicious"},{"name":"Śubha","start":"17:23","end":"19:06","startHours":17.383973240720447,"endHours":19.104568282161623,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:06","end":"20:23","startHours":19.104568282161623,"endHours":20.383973240720444,"quality":"auspicious"},{"name":"Kāla","start":"20:23","end":"21:40","startHours":20.383973240720444,"endHours":21.66337819927927,"quality":"inauspicious"},{"name":"Śubha","start":"21:40","end":"22:57","startHours":21.66337819927927,"endHours":22.942783157838093,"quality":"auspicious"},{"name":"Roga","start":"22:57","end":"00:13","startHours":22.942783157838093,"endHours":24.222188116396914,"quality":"inauspicious"},{"name":"Udveg","start":"00:13","end":"01:30","startHours":24.222188116396914,"endHours":25.501593074955736,"quality":"inauspicious"},{"name":"Chala","start":"01:30","end":"02:47","startHours":25.501593074955736,"endHours":26.78099803351456,"quality":"neutral"},{"name":"Labha","start":"02:47","end":"04:04","startHours":26.78099803351456,"endHours":28.060402992073385,"quality":"auspicious"},{"name":"Amṛta","start":"04:04","end":"05:20","startHours":28.060402992073385,"endHours":29.339807950632206,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:20","end":"06:20","startHours":5.339807950632207,"endHours":6.339807950632207,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:20","end":"07:20","startHours":6.339807950632207,"endHours":7.339807950632207,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:20","end":"08:20","startHours":7.339807950632207,"endHours":8.339807950632206,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:20","end":"09:20","startHours":8.339807950632206,"endHours":9.339807950632206,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:20","end":"10:20","startHours":9.339807950632206,"endHours":10.339807950632206,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:20","end":"11:20","startHours":10.339807950632206,"endHours":11.339807950632206,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:20","end":"12:20","startHours":11.339807950632206,"endHours":12.339807950632206,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:20","end":"13:20","startHours":12.339807950632206,"endHours":13.339807950632206,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:20","end":"14:20","startHours":13.339807950632206,"endHours":14.339807950632206,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:20","end":"15:20","startHours":14.339807950632206,"endHours":15.339807950632206,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:20","end":"16:20","startHours":15.339807950632206,"endHours":16.339807950632206,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:20","end":"17:20","startHours":16.339807950632206,"endHours":17.339807950632206,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:20","end":"18:20","startHours":17.339807950632206,"endHours":18.339807950632206,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:20","end":"19:20","startHours":18.339807950632206,"endHours":19.339807950632206,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:20","end":"20:20","startHours":19.339807950632206,"endHours":20.339807950632206,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:20","end":"21:20","startHours":20.339807950632206,"endHours":21.339807950632206,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:20","end":"22:20","startHours":21.339807950632206,"endHours":22.339807950632206,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:20","end":"23:20","startHours":22.339807950632206,"endHours":23.339807950632206,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:20","end":"00:20","startHours":23.339807950632206,"endHours":24.339807950632206,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:20","end":"01:20","startHours":24.339807950632206,"endHours":25.339807950632206,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:20","end":"02:20","startHours":25.339807950632206,"endHours":26.339807950632206,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:20","end":"03:20","startHours":26.339807950632206,"endHours":27.339807950632206,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:20","end":"04:20","startHours":27.339807950632206,"endHours":28.339807950632206,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:20","end":"05:20","startHours":28.339807950632206,"endHours":29.339807950632206,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":20.017492053085203,"eotMinutes":3.5983130161851964,"ayanamsa":25.6464}},"calendars":{"vikram_samvat":2185,"vikram_samvatsara":"Plava","saka_samvat":2050,"saka_samvatsara":"Sarvadhāri","bengali_samvat":1535,"malayalam_era":1304,"nanakshahi_year":659,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Ṣaṣṭhī · Vikram 2185 Plava · Śaka 2050 Sarvadhāri"},"festivals":[{"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":"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":[]},"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 20, 2128 CE · Ṛṣikeśa · Vidhyamitra","description":"May 20, 2128 CE for Ṛṣikeśa: Kṛṣṇa Ṣaṣṭhī, sūryodaya 05:20, sūryāsta 19:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2128-05-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2128-05-20","sa":"https://sa.vidhyamitra.com/city/rishikesh/2128-05-20","hi":"https://hi.vidhyamitra.com/city/rishikesh/2128-05-20","x-default":"https://vidhyamitra.com/city/rishikesh/2128-05-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-23T04:52:19.191Z","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":"2026-05-23T04:52:19.191Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-23T04:52:19.191Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}