{"id":"vidhyamitra:city-day:rishikesh:-3226-05-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/-3226-05-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3226-05-31","date_display":"May 31, 3227 BCE","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":-3226,"month":5,"day":31,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":542911.770833,"kali_year":-124,"ahargana":-45553.7292,"sun":{"sidereal_longitude":101.1538,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":249.78,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":148.6262,"elapsed_within_tithi_degrees":4.6262},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":249.78,"elapsed_within_degrees":9.78},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":350.9338},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":-3226,"month":5,"day":31,"hour":6,"minute":30,"calendar":"julian"},"julian_day":542911.770833,"ahargana":-45553.7292,"kali_year":-124,"ayanamsa_lahiri":-49.1451,"grahas":{"sun":{"sidereal_longitude":101.1538,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"moon":{"sidereal_longitude":249.78,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false,"latitude":0.3039},"mars":{"sidereal_longitude":197.0645,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":94.172,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":163.1963,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"venus":{"sidereal_longitude":99.1901,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":269.7685,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":73.6558,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":253.6558,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":-3226,"month":5,"day":31,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":542911.770833,"kali_year":-124,"ahargana":-45553.7292,"sun":{"sidereal_longitude":101.1538,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":249.78,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":148.6262,"elapsed_within_tithi_degrees":4.6262},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":249.78,"elapsed_within_degrees":9.78},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":350.9338},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.304,"elongation":148.626},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.304,"opposition_distance":31.374}},"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":"19:03","solarNoonLocal":"12:14","dayLengthHours":13.608026613927727,"dayLengthDisplay":"13 Hours 36 Mins 29 Secs","nightLengthDisplay":"10 Hours 23 Mins 31 Secs","moonriseLocal":"16:25","moonsetLocal":"03:53","rahuKala":{"name":"Rāhu Kāla","start":"17:21","end":"19:03","startHours":17.3435105342539,"endHours":19.04451386099487,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:14","end":"13:56","startHours":12.240500554031005,"endHours":13.941503880771972,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:39","end":"17:21","startHours":15.642507207512935,"endHours":17.3435105342539,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:37","end":"09:04","startHours":8.61169345698361,"endHours":9.065294344114534,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:00","end":"06:22","startHours":6.003488355980796,"endHours":6.366369065685535,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:42","startHours":11.78689966690008,"endHours":12.69410144116193,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:37","end":"04:32","startHours":3.6220836985434435,"endHours":4.5292854728052925,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:18","end":"05:26","startHours":4.30248502923983,"endHours":5.436487247067141,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:25","startHours":14.508504989685626,"endHours":15.415706763947474,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:51","end":"19:15","startHours":18.84451386099487,"endHours":19.244513860994868,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:03","end":"19:37","startHours":19.04451386099487,"endHours":19.611514969908523,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:48","end":"20:33","startHours":18.79451386099487,"endHours":20.54451386099487,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:42","startHours":23.78689966690008,"endHours":24.69410144116193,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:26","end":"07:08","startHours":5.436487247067141,"endHours":7.1374905738081065,"quality":"inauspicious"},{"name":"Chala","start":"07:08","end":"08:50","startHours":7.1374905738081065,"endHours":8.838493900549071,"quality":"neutral"},{"name":"Labha","start":"08:50","end":"10:32","startHours":8.838493900549071,"endHours":10.539497227290038,"quality":"auspicious"},{"name":"Amṛta","start":"10:32","end":"12:14","startHours":10.539497227290038,"endHours":12.240500554031005,"quality":"auspicious"},{"name":"Kāla","start":"12:14","end":"13:56","startHours":12.240500554031005,"endHours":13.941503880771972,"quality":"inauspicious"},{"name":"Śubha","start":"13:56","end":"15:39","startHours":13.941503880771972,"endHours":15.642507207512935,"quality":"auspicious"},{"name":"Roga","start":"15:39","end":"17:21","startHours":15.642507207512935,"endHours":17.3435105342539,"quality":"inauspicious"},{"name":"Udveg","start":"17:21","end":"19:03","startHours":17.3435105342539,"endHours":19.04451386099487,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:03","end":"20:21","startHours":19.04451386099487,"endHours":20.3435105342539,"quality":"auspicious"},{"name":"Roga","start":"20:21","end":"21:39","startHours":20.3435105342539,"endHours":21.642507207512935,"quality":"inauspicious"},{"name":"Udveg","start":"21:39","end":"22:56","startHours":21.642507207512935,"endHours":22.941503880771972,"quality":"inauspicious"},{"name":"Chala","start":"22:56","end":"00:14","startHours":22.941503880771972,"endHours":24.240500554031005,"quality":"neutral"},{"name":"Labha","start":"00:14","end":"01:32","startHours":24.240500554031005,"endHours":25.53949722729004,"quality":"auspicious"},{"name":"Amṛta","start":"01:32","end":"02:50","startHours":25.53949722729004,"endHours":26.838493900549075,"quality":"auspicious"},{"name":"Kāla","start":"02:50","end":"04:08","startHours":26.838493900549075,"endHours":28.13749057380811,"quality":"inauspicious"},{"name":"Śubha","start":"04:08","end":"05:26","startHours":28.13749057380811,"endHours":29.43648724706714,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:26","end":"06:26","startHours":5.436487247067141,"endHours":6.436487247067141,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:26","end":"07:26","startHours":6.436487247067141,"endHours":7.436487247067141,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:26","end":"08:26","startHours":7.436487247067141,"endHours":8.436487247067141,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:26","end":"09:26","startHours":8.436487247067141,"endHours":9.436487247067141,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:26","end":"10:26","startHours":9.436487247067141,"endHours":10.436487247067141,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:26","end":"11:26","startHours":10.436487247067141,"endHours":11.436487247067141,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:26","end":"12:26","startHours":11.436487247067141,"endHours":12.436487247067141,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:26","end":"13:26","startHours":12.436487247067141,"endHours":13.436487247067141,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:26","end":"14:26","startHours":13.436487247067141,"endHours":14.436487247067141,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:26","end":"15:26","startHours":14.436487247067141,"endHours":15.436487247067141,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:26","end":"16:26","startHours":15.436487247067141,"endHours":16.43648724706714,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:26","end":"17:26","startHours":16.43648724706714,"endHours":17.43648724706714,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:26","end":"18:26","startHours":17.43648724706714,"endHours":18.43648724706714,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:26","end":"19:26","startHours":18.43648724706714,"endHours":19.43648724706714,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:26","end":"20:26","startHours":19.43648724706714,"endHours":20.43648724706714,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:26","end":"21:26","startHours":20.43648724706714,"endHours":21.43648724706714,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:26","end":"22:26","startHours":21.43648724706714,"endHours":22.43648724706714,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:26","end":"23:26","startHours":22.43648724706714,"endHours":23.43648724706714,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:26","end":"00:26","startHours":23.43648724706714,"endHours":24.43648724706714,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:26","end":"01:26","startHours":24.43648724706714,"endHours":25.43648724706714,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:26","end":"02:26","startHours":25.43648724706714,"endHours":26.43648724706714,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:26","end":"03:26","startHours":26.43648724706714,"endHours":27.43648724706714,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:26","end":"04:26","startHours":27.43648724706714,"endHours":28.43648724706714,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:26","end":"05:26","startHours":28.43648724706714,"endHours":29.43648724706714,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.26754667724558,"eotMinutes":2.4995667581397525,"ayanamsa":-49.1451}},"calendars":{"vikram_samvat":-3169,"saka_samvat":-3304,"bengali_samvat":-3819,"malayalam_era":-4050,"nanakshahi_year":-4695,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Trayodaśī · Vikram -3169 undefined · Śaka -3304 undefined"},"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":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":true,"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 31, 3227 BCE · Ṛṣikeśa · Vidhyamitra","description":"May 31, 3227 BCE for Ṛṣikeśa: Śukla Trayodaśī, sūryodaya 05:26, sūryāsta 19:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/-3226-05-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/-3226-05-31","sa":"https://sa.vidhyamitra.com/city/rishikesh/-3226-05-31","hi":"https://hi.vidhyamitra.com/city/rishikesh/-3226-05-31","x-default":"https://vidhyamitra.com/city/rishikesh/-3226-05-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T15:02:48.853Z","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":"2026-06-01T15:02:48.853Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T15:02:48.853Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}