{"id":"vidhyamitra:city-day:rishikesh:2171-05-05:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2171-05-05","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2171-05-05","date_display":"May 5, 2171 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":2171,"month":5,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514125.770833,"kali_year":5273,"ahargana":1925660.2708,"sun":{"sidereal_longitude":17.9082,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":17.9053,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":359.9971,"elapsed_within_tithi_degrees":11.9971},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2,"moon_longitude":17.9053,"elapsed_within_degrees":4.572},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":35.8135},"karana":{"half_tithi_index":59,"name":"Nāga"},"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":2171,"month":5,"day":5,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2514125.770833,"ahargana":1925660.2708,"kali_year":5273,"ayanamsa_lahiri":26.2465,"grahas":{"sun":{"sidereal_longitude":18.25586499999997,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":17.278065000000026,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false,"latitude":-0.8845},"mars":{"sidereal_longitude":13.92566499999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":8.566165000000012,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":162.13046499999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"venus":{"sidereal_longitude":359.896865,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":318.254865,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":29.2519,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":209.2519,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":2171,"month":5,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514125.770833,"kali_year":5273,"ahargana":1925660.2708,"sun":{"sidereal_longitude":17.9082,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":17.9053,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":359.9971,"elapsed_within_tithi_degrees":11.9971},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2,"moon_longitude":17.9053,"elapsed_within_degrees":4.572},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":35.8135},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":true,"moon_latitude":-0.884,"elongation":0.003},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.884,"opposition_distance":179.997}},"eclipse_window_40days":[{"offset_days":0,"type":"solar","occurs":true,"moon_latitude":-0.884,"elongation":0.003}]},"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":"05:31","sunsetLocal":"18:56","solarNoonLocal":"12:14","dayLengthHours":13.42681088990205,"dayLengthDisplay":"13 Hours 25 Mins 37 Secs","nightLengthDisplay":"10 Hours 34 Mins 23 Secs","moonriseLocal":"05:29","moonsetLocal":"18:50","rahuKala":{"name":"Rāhu Kāla","start":"17:16","end":"18:56","startHours":17.261337020472226,"endHours":18.93968838170998,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:14","end":"13:54","startHours":12.226282936758956,"endHours":13.904634297996711,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:35","end":"17:16","startHours":15.582985659234469,"endHours":17.261337020472226,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:06","startHours":8.645800032785075,"endHours":9.093360395781811,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:26","startHours":6.07232794555385,"endHours":6.430376235951238,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:40","startHours":11.778722573762222,"endHours":12.67384329975569,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:43","end":"04:37","startHours":3.7226360398209906,"endHours":4.617756765814461,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:24","end":"05:31","startHours":4.393976584316094,"endHours":5.512877491807931,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:22","startHours":14.46408475174263,"endHours":15.3592054777361,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:44","end":"19:08","startHours":18.739688381709982,"endHours":19.13968838170998,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:56","end":"19:30","startHours":18.93968838170998,"endHours":19.4991388354559,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:41","end":"20:26","startHours":18.68968838170998,"endHours":20.43968838170998,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:40","startHours":23.77872257376222,"endHours":24.673843299755692,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:31","end":"07:11","startHours":5.512877491807931,"endHours":7.191228853045687,"quality":"inauspicious"},{"name":"Chala","start":"07:11","end":"08:52","startHours":7.191228853045687,"endHours":8.869580214283443,"quality":"neutral"},{"name":"Labha","start":"08:52","end":"10:33","startHours":8.869580214283443,"endHours":10.5479315755212,"quality":"auspicious"},{"name":"Amṛta","start":"10:33","end":"12:14","startHours":10.5479315755212,"endHours":12.226282936758956,"quality":"auspicious"},{"name":"Kāla","start":"12:14","end":"13:54","startHours":12.226282936758956,"endHours":13.904634297996711,"quality":"inauspicious"},{"name":"Śubha","start":"13:54","end":"15:35","startHours":13.904634297996711,"endHours":15.582985659234469,"quality":"auspicious"},{"name":"Roga","start":"15:35","end":"17:16","startHours":15.582985659234469,"endHours":17.261337020472226,"quality":"inauspicious"},{"name":"Udveg","start":"17:16","end":"18:56","startHours":17.261337020472226,"endHours":18.93968838170998,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:56","end":"20:16","startHours":18.93968838170998,"endHours":20.261337020472226,"quality":"auspicious"},{"name":"Roga","start":"20:16","end":"21:35","startHours":20.261337020472226,"endHours":21.582985659234467,"quality":"inauspicious"},{"name":"Udveg","start":"21:35","end":"22:54","startHours":21.582985659234467,"endHours":22.90463429799671,"quality":"inauspicious"},{"name":"Chala","start":"22:54","end":"00:14","startHours":22.90463429799671,"endHours":24.226282936758956,"quality":"neutral"},{"name":"Labha","start":"00:14","end":"01:33","startHours":24.226282936758956,"endHours":25.5479315755212,"quality":"auspicious"},{"name":"Amṛta","start":"01:33","end":"02:52","startHours":25.5479315755212,"endHours":26.869580214283445,"quality":"auspicious"},{"name":"Kāla","start":"02:52","end":"04:11","startHours":26.869580214283445,"endHours":28.191228853045686,"quality":"inauspicious"},{"name":"Śubha","start":"04:11","end":"05:31","startHours":28.191228853045686,"endHours":29.51287749180793,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:31","end":"06:31","startHours":5.512877491807931,"endHours":6.512877491807931,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:31","end":"07:31","startHours":6.512877491807931,"endHours":7.512877491807931,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:31","end":"08:31","startHours":7.512877491807931,"endHours":8.51287749180793,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:31","end":"09:31","startHours":8.51287749180793,"endHours":9.51287749180793,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:31","end":"10:31","startHours":9.51287749180793,"endHours":10.51287749180793,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:31","end":"11:31","startHours":10.51287749180793,"endHours":11.51287749180793,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:31","end":"12:31","startHours":11.51287749180793,"endHours":12.51287749180793,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:31","end":"13:31","startHours":12.51287749180793,"endHours":13.51287749180793,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:31","end":"14:31","startHours":13.51287749180793,"endHours":14.51287749180793,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:31","end":"15:31","startHours":14.51287749180793,"endHours":15.51287749180793,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:31","end":"16:31","startHours":15.51287749180793,"endHours":16.51287749180793,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:31","end":"17:31","startHours":16.51287749180793,"endHours":17.51287749180793,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:31","end":"18:31","startHours":17.51287749180793,"endHours":18.51287749180793,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:31","end":"19:31","startHours":18.51287749180793,"endHours":19.51287749180793,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:31","end":"20:31","startHours":19.51287749180793,"endHours":20.51287749180793,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:31","end":"21:31","startHours":20.51287749180793,"endHours":21.51287749180793,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:31","end":"22:31","startHours":21.51287749180793,"endHours":22.51287749180793,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:31","end":"23:31","startHours":22.51287749180793,"endHours":23.51287749180793,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:31","end":"00:31","startHours":23.51287749180793,"endHours":24.51287749180793,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:31","end":"01:31","startHours":24.51287749180793,"endHours":25.51287749180793,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:31","end":"02:31","startHours":25.51287749180793,"endHours":26.51287749180793,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:31","end":"03:31","startHours":26.51287749180793,"endHours":27.51287749180793,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:31","end":"04:31","startHours":27.51287749180793,"endHours":28.51287749180793,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:31","end":"05:31","startHours":28.51287749180793,"endHours":29.51287749180793,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":16.187767298232014,"eotMinutes":3.3526237944626183,"ayanamsa":26.2465}},"calendars":{"vikram_samvat":2228,"vikram_samvatsara":"Tāraṇa","saka_samvat":2093,"saka_samvatsara":"Prajāpati","bengali_samvat":1578,"malayalam_era":1347,"nanakshahi_year":702,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Amāvasyā · Vikram 2228 Tāraṇa · Śaka 2093 Prajāpati"},"festivals":[],"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":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","relevance":0.5}]},"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 5, 2171 CE · Ṛṣikeśa · Vidhyamitra","description":"May 5, 2171 CE for Ṛṣikeśa: Kṛṣṇa Amāvasyā, sūryodaya 05:31, sūryāsta 18:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2171-05-05","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2171-05-05","sa":"https://sa.vidhyamitra.com/city/rishikesh/2171-05-05","hi":"https://hi.vidhyamitra.com/city/rishikesh/2171-05-05","x-default":"https://vidhyamitra.com/city/rishikesh/2171-05-05"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T03:32:07.223Z","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":"2026-05-31T03:32:07.223Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T03:32:07.223Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}