{"id":"vidhyamitra:city-day:phoenix:2005-05-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2005-05-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2005-05-18","date_display":"May 18, 2005 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":2005,"month":5,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453508.770833,"kali_year":5107,"ahargana":1865043.2708,"sun":{"sidereal_longitude":33.2379,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":143.012,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":109.7741,"elapsed_within_tithi_degrees":1.7741},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":143.012,"elapsed_within_degrees":9.6786},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":176.2499},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2005,"month":5,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453508.770833,"ahargana":1865043.2708,"kali_year":5107,"ayanamsa_lahiri":23.9281,"grahas":{"sun":{"sidereal_longitude":33.28628000000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":141.89258,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false,"latitude":2.77},"mars":{"sidereal_longitude":318.2504799999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":15.388980000000004,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":165.92787999999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"venus":{"sidereal_longitude":45.67557999999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":89.09557999999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":1.0323,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":181.0323,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","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":2005,"month":5,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453508.770833,"kali_year":5107,"ahargana":1865043.2708,"sun":{"sidereal_longitude":33.2379,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":143.012,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":109.7741,"elapsed_within_tithi_degrees":1.7741},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":143.012,"elapsed_within_degrees":9.6786},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":176.2499},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.77,"elongation":109.774},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.77,"opposition_distance":70.226}},"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":"05:26","sunsetLocal":"19:23","solarNoonLocal":"12:25","dayLengthHours":13.95293659853911,"dayLengthDisplay":"13 Hours 57 Mins 11 Secs","nightLengthDisplay":"10 Hours 02 Mins 49 Secs","moonriseLocal":"13:21","moonsetLocal":"01:57","rahuKala":{"name":"Rāhu Kāla","start":"12:25","end":"14:09","startHours":12.41011363015884,"endHours":14.154230704976229,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:11","end":"08:55","startHours":7.177762405706675,"endHours":8.921879480524064,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:40","end":"12:25","startHours":10.66599655534145,"endHours":12.41011363015884,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:41","end":"09:09","startHours":8.689330537215078,"endHours":9.154428423833048,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:01","end":"06:23","startHours":6.015017689161749,"endHours":6.387095998456125,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:53","startHours":11.94501574354087,"endHours":12.87521151677681,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:34","end":"04:30","startHours":3.573253784417405,"endHours":4.5034495576533455,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:16","end":"05:26","startHours":4.27090061434436,"endHours":5.433645330889286,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:44","end":"15:40","startHours":14.735603063248693,"endHours":15.665798836484633,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:11","end":"19:35","startHours":19.186581929428396,"endHours":19.586581929428394,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:23","end":"19:58","startHours":19.386581929428395,"endHours":19.96795428770086,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:08","end":"20:53","startHours":19.136581929428395,"endHours":20.886581929428395,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:53","startHours":23.945015743540868,"endHours":24.87521151677681,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:26","end":"07:11","startHours":5.433645330889286,"endHours":7.177762405706675,"quality":"auspicious"},{"name":"Amṛta","start":"07:11","end":"08:55","startHours":7.177762405706675,"endHours":8.921879480524064,"quality":"auspicious"},{"name":"Kāla","start":"08:55","end":"10:40","startHours":8.921879480524064,"endHours":10.66599655534145,"quality":"inauspicious"},{"name":"Śubha","start":"10:40","end":"12:25","startHours":10.66599655534145,"endHours":12.41011363015884,"quality":"auspicious"},{"name":"Roga","start":"12:25","end":"14:09","startHours":12.41011363015884,"endHours":14.154230704976229,"quality":"inauspicious"},{"name":"Udveg","start":"14:09","end":"15:54","startHours":14.154230704976229,"endHours":15.898347779793617,"quality":"inauspicious"},{"name":"Chala","start":"15:54","end":"17:39","startHours":15.898347779793617,"endHours":17.642464854611006,"quality":"neutral"},{"name":"Labha","start":"17:39","end":"19:23","startHours":17.642464854611006,"endHours":19.386581929428395,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:23","end":"20:39","startHours":19.386581929428395,"endHours":20.642464854611006,"quality":"inauspicious"},{"name":"Chala","start":"20:39","end":"21:54","startHours":20.642464854611006,"endHours":21.898347779793617,"quality":"neutral"},{"name":"Labha","start":"21:54","end":"23:09","startHours":21.898347779793617,"endHours":23.15423070497623,"quality":"auspicious"},{"name":"Amṛta","start":"23:09","end":"00:25","startHours":23.15423070497623,"endHours":24.41011363015884,"quality":"auspicious"},{"name":"Kāla","start":"00:25","end":"01:40","startHours":24.41011363015884,"endHours":25.66599655534145,"quality":"inauspicious"},{"name":"Śubha","start":"01:40","end":"02:55","startHours":25.66599655534145,"endHours":26.921879480524062,"quality":"auspicious"},{"name":"Roga","start":"02:55","end":"04:11","startHours":26.921879480524062,"endHours":28.177762405706673,"quality":"inauspicious"},{"name":"Udveg","start":"04:11","end":"05:26","startHours":28.177762405706673,"endHours":29.433645330889284,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:26","end":"06:26","startHours":5.433645330889286,"endHours":6.433645330889286,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:26","end":"07:26","startHours":6.433645330889286,"endHours":7.433645330889286,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:26","end":"08:26","startHours":7.433645330889286,"endHours":8.433645330889286,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:26","end":"09:26","startHours":8.433645330889286,"endHours":9.433645330889286,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:26","end":"10:26","startHours":9.433645330889286,"endHours":10.433645330889286,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:26","end":"11:26","startHours":10.433645330889286,"endHours":11.433645330889286,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:26","end":"12:26","startHours":11.433645330889286,"endHours":12.433645330889286,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:26","end":"13:26","startHours":12.433645330889286,"endHours":13.433645330889286,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:26","end":"14:26","startHours":13.433645330889286,"endHours":14.433645330889286,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:26","end":"15:26","startHours":14.433645330889286,"endHours":15.433645330889286,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:26","end":"16:26","startHours":15.433645330889286,"endHours":16.433645330889284,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:26","end":"17:26","startHours":16.433645330889284,"endHours":17.433645330889284,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:26","end":"18:26","startHours":17.433645330889284,"endHours":18.433645330889284,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:26","end":"19:26","startHours":18.433645330889284,"endHours":19.433645330889284,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:26","end":"20:26","startHours":19.433645330889284,"endHours":20.433645330889284,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:26","end":"21:26","startHours":20.433645330889284,"endHours":21.433645330889284,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:26","end":"22:26","startHours":21.433645330889284,"endHours":22.433645330889284,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:26","end":"23:26","startHours":22.433645330889284,"endHours":23.433645330889284,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:26","end":"00:26","startHours":23.433645330889284,"endHours":24.433645330889284,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:26","end":"01:26","startHours":24.433645330889284,"endHours":25.433645330889284,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:26","end":"02:26","startHours":25.433645330889284,"endHours":26.433645330889284,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:26","end":"03:26","startHours":26.433645330889284,"endHours":27.433645330889284,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:26","end":"04:26","startHours":27.433645330889284,"endHours":28.433645330889284,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:26","end":"05:26","startHours":28.433645330889284,"endHours":29.433645330889284,"planetary_lord":"Sun"}],"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":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"South-West","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.534517537691265,"eotMinutes":3.6891821904695723,"ayanamsa":23.9281}},"calendars":{"vikram_samvat":2062,"vikram_samvatsara":"Vilambī","saka_samvat":1927,"saka_samvatsara":"Pārthiva","bengali_samvat":1412,"malayalam_era":1181,"nanakshahi_year":536,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Daśamī · Vikram 2062 Vilambī · Śaka 1927 Pārthiva"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 18, 2005 CE · Phoenix, USA · Vidhyamitra","description":"May 18, 2005 CE for Phoenix, USA: Śukla Daśamī, sūryodaya 05:26, sūryāsta 19:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2005-05-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2005-05-18","sa":"https://sa.vidhyamitra.com/city/phoenix/2005-05-18","hi":"https://hi.vidhyamitra.com/city/phoenix/2005-05-18","x-default":"https://vidhyamitra.com/city/phoenix/2005-05-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T20:58:28.763Z","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":"2026-05-31T20:58:28.763Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T20:58:28.763Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}