{"id":"vidhyamitra:city-day:phoenix:2024-04-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2024-04-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2024-04-18","date_display":"April 18, 2024 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":2024,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460418.770833,"kali_year":5126,"ahargana":1871953.2708,"sun":{"sidereal_longitude":4.3749,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":116.9474,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":112.5725,"elapsed_within_tithi_degrees":4.5725},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":116.9474,"elapsed_within_degrees":10.2807},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":121.3222},"karana":{"half_tithi_index":18,"name":"Taitila"},"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":2024,"month":4,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460418.770833,"ahargana":1871953.2708,"kali_year":5126,"ayanamsa_lahiri":24.1924,"grahas":{"sun":{"sidereal_longitude":4.3136670000000095,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":119.34966700000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false,"latitude":3.8134},"mars":{"sidereal_longitude":325.72246700000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":353.882667,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":26.96256699999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":351.405567,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":321.3210670000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":354.9072,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":174.9072,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","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":2024,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460418.770833,"kali_year":5126,"ahargana":1871953.2708,"sun":{"sidereal_longitude":4.3749,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":116.9474,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":112.5725,"elapsed_within_tithi_degrees":4.5725},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":116.9474,"elapsed_within_degrees":10.2807},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":121.3222},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.813,"elongation":112.573},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.813,"opposition_distance":67.427}},"eclipse_window_40days":[{"offset_days":6,"type":"lunar","occurs":true,"moon_latitude":-1.28,"opposition_distance":0.923}]},"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":"05:54","sunsetLocal":"19:01","solarNoonLocal":"12:28","dayLengthHours":13.115195283900903,"dayLengthDisplay":"13 Hours 06 Mins 55 Secs","nightLengthDisplay":"10 Hours 53 Mins 05 Secs","moonriseLocal":"13:28","moonsetLocal":"02:48","rahuKala":{"name":"Rāhu Kāla","start":"14:06","end":"15:45","startHours":14.102568028889554,"endHours":15.741967439377166,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:54","end":"07:33","startHours":5.90557097645149,"endHours":7.544970386939103,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:11","end":"10:49","startHours":9.184369797426715,"endHours":10.823769207914328,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:58","end":"09:24","startHours":8.965783209361701,"endHours":9.40295638549173,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:27","end":"06:48","startHours":6.452037446614028,"endHours":6.801775987518052,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:54","startHours":12.025995442271912,"endHours":12.90034179453197,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:09","end":"05:02","startHours":4.15687827193137,"endHours":5.03122462419143,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:49","end":"05:54","startHours":4.812638036126415,"endHours":5.90557097645149,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:31","startHours":14.649034499052092,"endHours":15.523380851312153,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:49","end":"19:13","startHours":18.820766260352393,"endHours":19.22076626035239,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:01","end":"19:34","startHours":19.020766260352392,"endHours":19.56723273051493,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:46","end":"20:31","startHours":18.770766260352392,"endHours":20.520766260352392,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:54","startHours":24.02599544227191,"endHours":24.900341794531972,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:54","end":"07:33","startHours":5.90557097645149,"endHours":7.544970386939103,"quality":"auspicious"},{"name":"Roga","start":"07:33","end":"09:11","startHours":7.544970386939103,"endHours":9.184369797426715,"quality":"inauspicious"},{"name":"Udveg","start":"09:11","end":"10:49","startHours":9.184369797426715,"endHours":10.823769207914328,"quality":"inauspicious"},{"name":"Chala","start":"10:49","end":"12:28","startHours":10.823769207914328,"endHours":12.46316861840194,"quality":"neutral"},{"name":"Labha","start":"12:28","end":"14:06","startHours":12.46316861840194,"endHours":14.102568028889554,"quality":"auspicious"},{"name":"Amṛta","start":"14:06","end":"15:45","startHours":14.102568028889554,"endHours":15.741967439377166,"quality":"auspicious"},{"name":"Kāla","start":"15:45","end":"17:23","startHours":15.741967439377166,"endHours":17.38136684986478,"quality":"inauspicious"},{"name":"Śubha","start":"17:23","end":"19:01","startHours":17.38136684986478,"endHours":19.020766260352392,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:01","end":"20:23","startHours":19.020766260352392,"endHours":20.38136684986478,"quality":"auspicious"},{"name":"Kāla","start":"20:23","end":"21:45","startHours":20.38136684986478,"endHours":21.741967439377166,"quality":"inauspicious"},{"name":"Śubha","start":"21:45","end":"23:06","startHours":21.741967439377166,"endHours":23.102568028889554,"quality":"auspicious"},{"name":"Roga","start":"23:06","end":"00:28","startHours":23.102568028889554,"endHours":24.46316861840194,"quality":"inauspicious"},{"name":"Udveg","start":"00:28","end":"01:49","startHours":24.46316861840194,"endHours":25.823769207914328,"quality":"inauspicious"},{"name":"Chala","start":"01:49","end":"03:11","startHours":25.823769207914328,"endHours":27.184369797426715,"quality":"neutral"},{"name":"Labha","start":"03:11","end":"04:33","startHours":27.184369797426715,"endHours":28.544970386939102,"quality":"auspicious"},{"name":"Amṛta","start":"04:33","end":"05:54","startHours":28.544970386939102,"endHours":29.90557097645149,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:54","end":"06:54","startHours":5.90557097645149,"endHours":6.90557097645149,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:54","end":"07:54","startHours":6.90557097645149,"endHours":7.90557097645149,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:54","end":"08:54","startHours":7.90557097645149,"endHours":8.90557097645149,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:54","end":"09:54","startHours":8.90557097645149,"endHours":9.90557097645149,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:54","end":"10:54","startHours":9.90557097645149,"endHours":10.90557097645149,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:54","end":"11:54","startHours":10.90557097645149,"endHours":11.90557097645149,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:54","end":"12:54","startHours":11.90557097645149,"endHours":12.90557097645149,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:54","end":"13:54","startHours":12.90557097645149,"endHours":13.90557097645149,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:54","end":"14:54","startHours":13.90557097645149,"endHours":14.90557097645149,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:54","end":"15:54","startHours":14.90557097645149,"endHours":15.90557097645149,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:54","end":"16:54","startHours":15.90557097645149,"endHours":16.90557097645149,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:54","end":"17:54","startHours":16.90557097645149,"endHours":17.90557097645149,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:54","end":"18:54","startHours":17.90557097645149,"endHours":18.90557097645149,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:54","end":"19:54","startHours":18.90557097645149,"endHours":19.90557097645149,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:54","end":"20:54","startHours":19.90557097645149,"endHours":20.90557097645149,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:54","end":"21:54","startHours":20.90557097645149,"endHours":21.90557097645149,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:54","end":"22:54","startHours":21.90557097645149,"endHours":22.90557097645149,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:54","end":"23:54","startHours":22.90557097645149,"endHours":23.90557097645149,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:54","end":"00:54","startHours":23.90557097645149,"endHours":24.90557097645149,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:54","end":"01:54","startHours":24.90557097645149,"endHours":25.90557097645149,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:54","end":"02:54","startHours":25.90557097645149,"endHours":26.90557097645149,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:54","end":"03:54","startHours":26.90557097645149,"endHours":27.90557097645149,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:54","end":"04:54","startHours":27.90557097645149,"endHours":28.90557097645149,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:54","end":"05:54","startHours":28.90557097645149,"endHours":29.90557097645149,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Rākṣasa","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":10.942194528002064,"eotMinutes":0.5058828958834352,"ayanamsa":24.1924}},"calendars":{"vikram_samvat":2081,"vikram_samvatsara":"Piṅgala","saka_samvat":1946,"saka_samvatsara":"Krodhi","bengali_samvat":1431,"malayalam_era":1200,"nanakshahi_year":555,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Daśamī · Vikram 2081 Piṅgala · Śaka 1946 Krodhi"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2}],"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":"phoenix"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 18, 2024 CE · Phoenix, USA · Vidhyamitra","description":"April 18, 2024 CE for Phoenix, USA: Śukla Daśamī, sūryodaya 05:54, sūryāsta 19:01.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2024-04-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2024-04-18","sa":"https://sa.vidhyamitra.com/city/phoenix/2024-04-18","hi":"https://hi.vidhyamitra.com/city/phoenix/2024-04-18","x-default":"https://vidhyamitra.com/city/phoenix/2024-04-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T21:44:03.355Z","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":"2026-05-14T21:44:03.355Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T21:44:03.355Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}