{"id":"vidhyamitra:city-day:phoenix:1815-05-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1815-05-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1815-05-08","date_display":"May 8, 1815 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":1815,"month":5,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384101.770833,"kali_year":4917,"ahargana":1795636.2708,"sun":{"sidereal_longitude":25.7242,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":9.413,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.6888,"elapsed_within_tithi_degrees":7.6888},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":9.413,"elapsed_within_degrees":9.413},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":35.1372},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1815,"month":5,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2384101.770833,"ahargana":1795636.2708,"kali_year":4917,"ayanamsa_lahiri":21.2735,"grahas":{"sun":{"sidereal_longitude":25.279837999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":10.031038000000024,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false,"latitude":-4.2044},"mars":{"sidereal_longitude":307.975638,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":12.385837999999978,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":161.538138,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"venus":{"sidereal_longitude":59.62023799999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":292.73033799999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":78.5492,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":258.5492,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"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":1815,"month":5,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384101.770833,"kali_year":4917,"ahargana":1795636.2708,"sun":{"sidereal_longitude":25.7242,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":9.413,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.6888,"elapsed_within_tithi_degrees":7.6888},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":9.413,"elapsed_within_degrees":9.413},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":35.1372},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.204,"elongation":16.311},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.204,"opposition_distance":163.689}},"eclipse_window_40days":[]},"city":{"slug":"phoenix","name":"Phoenix, USA","lat":33.4484,"lon":-112.074,"tz_offset_hours":-7,"country":"US","tier":"diaspora"},"tier2":{"city":{"slug":"phoenix","name":"Phoenix, USA","lat":33.4484,"lon":-112.074,"tz_offset_hours":-7,"country":"US","tier":"diaspora"},"sunriseLocal":"05:34","sunsetLocal":"19:15","solarNoonLocal":"12:25","dayLengthHours":13.674482864746672,"dayLengthDisplay":"13 Hours 40 Mins 28 Secs","nightLengthDisplay":"10 Hours 19 Mins 32 Secs","moonriseLocal":"04:49","moonsetLocal":"17:59","rahuKala":{"name":"Rāhu Kāla","start":"07:17","end":"09:00","startHours":7.284061073688152,"endHours":8.993371431781487,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:42","end":"12:25","startHours":10.70268178987482,"endHours":12.411992147968153,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:07","end":"15:50","startHours":14.121302506061486,"endHours":15.830612864154823,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:46","end":"09:13","startHours":8.765463384035709,"endHours":9.221279479527263,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:09","end":"06:31","startHours":6.144520834959263,"endHours":6.509173711352507,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:52","startHours":11.956176052476597,"endHours":12.86780824345971,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:45","end":"04:40","startHours":3.751486333628595,"endHours":4.663118524611707,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:26","end":"05:34","startHours":4.435210476865929,"endHours":5.574750715594818,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:41","end":"15:36","startHours":14.691072625425932,"endHours":15.602704816409043,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:03","end":"19:27","startHours":19.04923358034149,"endHours":19.449233580341488,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:15","end":"19:49","startHours":19.24923358034149,"endHours":19.819003699705934,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:00","end":"20:45","startHours":18.99923358034149,"endHours":20.74923358034149,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:52","startHours":23.956176052476597,"endHours":24.86780824345971,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:34","end":"07:17","startHours":5.574750715594818,"endHours":7.284061073688152,"quality":"auspicious"},{"name":"Kāla","start":"07:17","end":"09:00","startHours":7.284061073688152,"endHours":8.993371431781487,"quality":"inauspicious"},{"name":"Śubha","start":"09:00","end":"10:42","startHours":8.993371431781487,"endHours":10.70268178987482,"quality":"auspicious"},{"name":"Roga","start":"10:42","end":"12:25","startHours":10.70268178987482,"endHours":12.411992147968153,"quality":"inauspicious"},{"name":"Udveg","start":"12:25","end":"14:07","startHours":12.411992147968153,"endHours":14.121302506061486,"quality":"inauspicious"},{"name":"Chala","start":"14:07","end":"15:50","startHours":14.121302506061486,"endHours":15.830612864154823,"quality":"neutral"},{"name":"Labha","start":"15:50","end":"17:32","startHours":15.830612864154823,"endHours":17.539923222248156,"quality":"auspicious"},{"name":"Amṛta","start":"17:32","end":"19:15","startHours":17.539923222248156,"endHours":19.24923358034149,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:15","end":"20:32","startHours":19.24923358034149,"endHours":20.539923222248156,"quality":"neutral"},{"name":"Labha","start":"20:32","end":"21:50","startHours":20.539923222248156,"endHours":21.830612864154823,"quality":"auspicious"},{"name":"Amṛta","start":"21:50","end":"23:07","startHours":21.830612864154823,"endHours":23.121302506061486,"quality":"auspicious"},{"name":"Kāla","start":"23:07","end":"00:25","startHours":23.121302506061486,"endHours":24.411992147968153,"quality":"inauspicious"},{"name":"Śubha","start":"00:25","end":"01:42","startHours":24.411992147968153,"endHours":25.70268178987482,"quality":"auspicious"},{"name":"Roga","start":"01:42","end":"03:00","startHours":25.70268178987482,"endHours":26.993371431781483,"quality":"inauspicious"},{"name":"Udveg","start":"03:00","end":"04:17","startHours":26.993371431781483,"endHours":28.28406107368815,"quality":"inauspicious"},{"name":"Chala","start":"04:17","end":"05:34","startHours":28.28406107368815,"endHours":29.574750715594817,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:34","end":"06:34","startHours":5.574750715594818,"endHours":6.574750715594818,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:34","end":"07:34","startHours":6.574750715594818,"endHours":7.574750715594818,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:34","end":"08:34","startHours":7.574750715594818,"endHours":8.574750715594817,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:34","end":"09:34","startHours":8.574750715594817,"endHours":9.574750715594817,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:34","end":"10:34","startHours":9.574750715594817,"endHours":10.574750715594817,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:34","end":"11:34","startHours":10.574750715594817,"endHours":11.574750715594817,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:34","end":"12:34","startHours":11.574750715594817,"endHours":12.574750715594817,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:34","end":"13:34","startHours":12.574750715594817,"endHours":13.574750715594817,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:34","end":"14:34","startHours":13.574750715594817,"endHours":14.574750715594817,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:34","end":"15:34","startHours":14.574750715594817,"endHours":15.574750715594817,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:34","end":"16:34","startHours":15.574750715594817,"endHours":16.574750715594817,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:34","end":"17:34","startHours":16.574750715594817,"endHours":17.574750715594817,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:34","end":"18:34","startHours":17.574750715594817,"endHours":18.574750715594817,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:34","end":"19:34","startHours":18.574750715594817,"endHours":19.574750715594817,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:34","end":"20:34","startHours":19.574750715594817,"endHours":20.574750715594817,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:34","end":"21:34","startHours":20.574750715594817,"endHours":21.574750715594817,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:34","end":"22:34","startHours":21.574750715594817,"endHours":22.574750715594817,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:34","end":"23:34","startHours":22.574750715594817,"endHours":23.574750715594817,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:34","end":"00:34","startHours":23.574750715594817,"endHours":24.574750715594817,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:34","end":"01:34","startHours":24.574750715594817,"endHours":25.574750715594817,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:34","end":"02:34","startHours":25.574750715594817,"endHours":26.574750715594817,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:34","end":"03:34","startHours":26.574750715594817,"endHours":27.574750715594817,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:34","end":"04:34","startHours":27.574750715594817,"endHours":28.574750715594817,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:34","end":"05:34","startHours":28.574750715594817,"endHours":29.574750715594817,"planetary_lord":"Venus"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":16.78371432011184,"eotMinutes":3.576471121910833,"ayanamsa":21.2735}},"calendars":{"vikram_samvat":1872,"vikram_samvatsara":"Sarvadhāri","saka_samvat":1737,"saka_samvatsara":"Yuva","bengali_samvat":1222,"malayalam_era":991,"nanakshahi_year":346,"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 Caturdaśī · Vikram 1872 Sarvadhāri · Śaka 1737 Yuva"},"festivals":[{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"phoenix"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 8, 1815 CE · Phoenix, USA · Vidhyamitra","description":"May 8, 1815 CE for Phoenix, USA: Kṛṣṇa Caturdaśī, sūryodaya 05:34, sūryāsta 19:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1815-05-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1815-05-08","sa":"https://sa.vidhyamitra.com/city/phoenix/1815-05-08","hi":"https://hi.vidhyamitra.com/city/phoenix/1815-05-08","x-default":"https://vidhyamitra.com/city/phoenix/1815-05-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T01:52:16.926Z","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":"2026-06-05T01:52:16.926Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T01:52:16.926Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}