{"id":"vidhyamitra:city-day:phoenix:2129-05-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2129-05-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2129-05-20","date_display":"May 20, 2129 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":2129,"month":5,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2498800.770833,"kali_year":5231,"ahargana":1910335.2708,"sun":{"sidereal_longitude":33.1558,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":56.3045,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":23.1487,"elapsed_within_tithi_degrees":11.1487},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":56.3045,"elapsed_within_degrees":2.9711},"yoga":{"number":7,"name":"Sukarma","sum_longitude":89.4603},"karana":{"half_tithi_index":3,"name":"Kaulava"},"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":2129,"month":5,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2498800.770833,"ahargana":1910335.2708,"kali_year":5231,"ayanamsa_lahiri":25.6604,"grahas":{"sun":{"sidereal_longitude":33.49629199999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":54.251892,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":-4.0756},"mars":{"sidereal_longitude":285.361892,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":6.096591999999987,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":342.905392,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":346.510292,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":168.62109199999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":121.2442,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":301.2442,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2129,"month":5,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2498800.770833,"kali_year":5231,"ahargana":1910335.2708,"sun":{"sidereal_longitude":33.1558,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":56.3045,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":23.1487,"elapsed_within_tithi_degrees":11.1487},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":56.3045,"elapsed_within_degrees":2.9711},"yoga":{"number":7,"name":"Sukarma","sum_longitude":89.4603},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.076,"elongation":23.149},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.076,"opposition_distance":156.851}},"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":"05:25","sunsetLocal":"19:25","solarNoonLocal":"12:25","dayLengthHours":13.997836798768915,"dayLengthDisplay":"13 Hours 59 Mins 52 Secs","nightLengthDisplay":"10 Hours 00 Mins 08 Secs","moonriseLocal":"06:39","moonsetLocal":"20:56","rahuKala":{"name":"Rāhu Kāla","start":"10:40","end":"12:25","startHours":10.661898516550796,"endHours":12.411628116396912,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:55","end":"17:40","startHours":15.91108731608914,"endHours":17.660816915935253,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:10","end":"08:55","startHours":7.162439316858568,"endHours":8.912168916704683,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:41","end":"09:09","startHours":8.678871636725201,"endHours":9.145466196684165,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:00","end":"06:22","startHours":5.9959529169611585,"endHours":6.36922856492833,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:53","startHours":11.945033556437949,"endHours":12.878222676355875,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:33","end":"04:29","startHours":3.546331477176598,"endHours":4.479520597094526,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:15","end":"05:25","startHours":4.246223317115044,"endHours":5.412709717012453,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:45","end":"15:41","startHours":14.744600916191732,"endHours":15.677790036109661,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:13","end":"19:37","startHours":19.21054651578137,"endHours":19.61054651578137,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:25","end":"20:00","startHours":19.41054651578137,"endHours":19.993789715730074,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:10","end":"20:55","startHours":19.16054651578137,"endHours":20.91054651578137,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:53","startHours":23.94503355643795,"endHours":24.878222676355875,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:25","end":"07:10","startHours":5.412709717012453,"endHours":7.162439316858568,"quality":"neutral"},{"name":"Labha","start":"07:10","end":"08:55","startHours":7.162439316858568,"endHours":8.912168916704683,"quality":"auspicious"},{"name":"Amṛta","start":"08:55","end":"10:40","startHours":8.912168916704683,"endHours":10.661898516550796,"quality":"auspicious"},{"name":"Kāla","start":"10:40","end":"12:25","startHours":10.661898516550796,"endHours":12.411628116396912,"quality":"inauspicious"},{"name":"Śubha","start":"12:25","end":"14:10","startHours":12.411628116396912,"endHours":14.161357716243025,"quality":"auspicious"},{"name":"Roga","start":"14:10","end":"15:55","startHours":14.161357716243025,"endHours":15.91108731608914,"quality":"inauspicious"},{"name":"Udveg","start":"15:55","end":"17:40","startHours":15.91108731608914,"endHours":17.660816915935253,"quality":"inauspicious"},{"name":"Chala","start":"17:40","end":"19:25","startHours":17.660816915935253,"endHours":19.41054651578137,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:25","end":"20:40","startHours":19.41054651578137,"endHours":20.660816915935257,"quality":"inauspicious"},{"name":"Udveg","start":"20:40","end":"21:55","startHours":20.660816915935257,"endHours":21.91108731608914,"quality":"inauspicious"},{"name":"Chala","start":"21:55","end":"23:10","startHours":21.91108731608914,"endHours":23.161357716243025,"quality":"neutral"},{"name":"Labha","start":"23:10","end":"00:25","startHours":23.161357716243025,"endHours":24.411628116396912,"quality":"auspicious"},{"name":"Amṛta","start":"00:25","end":"01:40","startHours":24.411628116396912,"endHours":25.6618985165508,"quality":"auspicious"},{"name":"Kāla","start":"01:40","end":"02:55","startHours":25.6618985165508,"endHours":26.912168916704683,"quality":"inauspicious"},{"name":"Śubha","start":"02:55","end":"04:10","startHours":26.912168916704683,"endHours":28.162439316858567,"quality":"auspicious"},{"name":"Roga","start":"04:10","end":"05:25","startHours":28.162439316858567,"endHours":29.412709717012454,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:25","end":"06:25","startHours":5.412709717012453,"endHours":6.412709717012453,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:25","end":"07:25","startHours":6.412709717012453,"endHours":7.412709717012453,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:25","end":"08:25","startHours":7.412709717012453,"endHours":8.412709717012454,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:25","end":"09:25","startHours":8.412709717012454,"endHours":9.412709717012454,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:25","end":"10:25","startHours":9.412709717012454,"endHours":10.412709717012454,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:25","end":"11:25","startHours":10.412709717012454,"endHours":11.412709717012454,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:25","end":"12:25","startHours":11.412709717012454,"endHours":12.412709717012454,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:25","end":"13:25","startHours":12.412709717012454,"endHours":13.412709717012454,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:25","end":"14:25","startHours":13.412709717012454,"endHours":14.412709717012454,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:25","end":"15:25","startHours":14.412709717012454,"endHours":15.412709717012454,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:25","end":"16:25","startHours":15.412709717012454,"endHours":16.412709717012454,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:25","end":"17:25","startHours":16.412709717012454,"endHours":17.412709717012454,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:25","end":"18:25","startHours":17.412709717012454,"endHours":18.412709717012454,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:25","end":"19:25","startHours":18.412709717012454,"endHours":19.412709717012454,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:25","end":"20:25","startHours":19.412709717012454,"endHours":20.412709717012454,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:25","end":"21:25","startHours":20.412709717012454,"endHours":21.412709717012454,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:25","end":"22:25","startHours":21.412709717012454,"endHours":22.412709717012454,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:25","end":"23:25","startHours":22.412709717012454,"endHours":23.412709717012454,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:25","end":"00:25","startHours":23.412709717012454,"endHours":24.412709717012454,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:25","end":"01:25","startHours":24.412709717012454,"endHours":25.412709717012454,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:25","end":"02:25","startHours":25.412709717012454,"endHours":26.412709717012454,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:25","end":"03:25","startHours":26.412709717012454,"endHours":27.412709717012454,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:25","end":"04:25","startHours":27.412709717012454,"endHours":28.412709717012454,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:25","end":"05:25","startHours":28.412709717012454,"endHours":29.412709717012454,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.96720341178479,"eotMinutes":3.5983130161851964,"ayanamsa":25.6604}},"calendars":{"vikram_samvat":2186,"vikram_samvatsara":"Śubhakṛt","saka_samvat":2051,"saka_samvatsara":"Virodhi","bengali_samvat":1536,"malayalam_era":1305,"nanakshahi_year":660,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha (Adhika) Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha (Adhika) Śukla Dvitīyā · Vikram 2186 Śubhakṛt · Śaka 2051 Virodhi"},"festivals":[],"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":"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 20, 2129 CE · Phoenix, USA · Vidhyamitra","description":"May 20, 2129 CE for Phoenix, USA: Śukla Dvitīyā, sūryodaya 05:25, sūryāsta 19:25.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2129-05-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2129-05-20","sa":"https://sa.vidhyamitra.com/city/phoenix/2129-05-20","hi":"https://hi.vidhyamitra.com/city/phoenix/2129-05-20","x-default":"https://vidhyamitra.com/city/phoenix/2129-05-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T18:12:11.883Z","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":"2026-05-31T18:12:11.883Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T18:12:11.883Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}