{"id":"vidhyamitra:city-day:phoenix:2018-09-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2018-09-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-09-08","date_display":"September 8, 2018 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":2018,"month":9,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458369.770833,"kali_year":5120,"ahargana":1869904.2708,"sun":{"sidereal_longitude":140.4923,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":118.7811,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":338.2888,"elapsed_within_tithi_degrees":2.2888},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":118.7811,"elapsed_within_degrees":12.1144},"yoga":{"number":20,"name":"Śiva","sum_longitude":259.2734},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2018,"month":9,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458369.770833,"ahargana":1869904.2708,"kali_year":5120,"ayanamsa_lahiri":24.114,"grahas":{"sun":{"sidereal_longitude":141.24595399999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":117.54815399999995,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false,"latitude":1.1869},"mars":{"sidereal_longitude":275.11975400000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":129.191954,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":203.97895399999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":184.71165399999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":248.31865399999992,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":103.4731,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":283.4731,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":2018,"month":9,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458369.770833,"kali_year":5120,"ahargana":1869904.2708,"sun":{"sidereal_longitude":140.4923,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":118.7811,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":338.2888,"elapsed_within_tithi_degrees":2.2888},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":118.7811,"elapsed_within_degrees":12.1144},"yoga":{"number":20,"name":"Śiva","sum_longitude":259.2734},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.187,"elongation":21.711},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.187,"opposition_distance":158.289}},"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":"06:06","sunsetLocal":"18:45","solarNoonLocal":"12:25","dayLengthHours":12.644436980519155,"dayLengthDisplay":"12 Hours 38 Mins 40 Secs","nightLengthDisplay":"11 Hours 21 Mins 20 Secs","moonriseLocal":"04:09","moonsetLocal":"17:32","rahuKala":{"name":"Rāhu Kāla","start":"09:16","end":"10:51","startHours":9.261851344542393,"endHours":10.842405967107288,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:00","end":"15:35","startHours":14.003515212237076,"endHours":15.584069834801971,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:06","end":"07:41","startHours":6.100742099412605,"endHours":7.681296721977499,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:28","startHours":9.051110728200408,"endHours":9.47259196088438,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:58","startHours":6.62759364026757,"endHours":6.9647786264147475,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:51","startHours":12.001479356988211,"endHours":12.844441822356155,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:25","end":"05:15","startHours":4.414817168676717,"endHours":5.257779634044661,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:03","end":"06:06","startHours":5.047039017702675,"endHours":6.100742099412605,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:22","startHours":14.530366753092041,"endHours":15.373329218459984,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:33","end":"18:57","startHours":18.54517907993176,"endHours":18.94517907993176,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:45","end":"19:16","startHours":18.74517907993176,"endHours":19.272030620786722,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:30","end":"20:15","startHours":18.49517907993176,"endHours":20.24517907993176,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:51","startHours":24.00147935698821,"endHours":24.844441822356156,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:06","end":"07:41","startHours":6.100742099412605,"endHours":7.681296721977499,"quality":"inauspicious"},{"name":"Śubha","start":"07:41","end":"09:16","startHours":7.681296721977499,"endHours":9.261851344542393,"quality":"auspicious"},{"name":"Roga","start":"09:16","end":"10:51","startHours":9.261851344542393,"endHours":10.842405967107288,"quality":"inauspicious"},{"name":"Udveg","start":"10:51","end":"12:25","startHours":10.842405967107288,"endHours":12.422960589672183,"quality":"inauspicious"},{"name":"Chala","start":"12:25","end":"14:00","startHours":12.422960589672183,"endHours":14.003515212237076,"quality":"neutral"},{"name":"Labha","start":"14:00","end":"15:35","startHours":14.003515212237076,"endHours":15.584069834801971,"quality":"auspicious"},{"name":"Amṛta","start":"15:35","end":"17:10","startHours":15.584069834801971,"endHours":17.164624457366862,"quality":"auspicious"},{"name":"Kāla","start":"17:10","end":"18:45","startHours":17.164624457366862,"endHours":18.74517907993176,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:45","end":"20:10","startHours":18.74517907993176,"endHours":20.164624457366866,"quality":"auspicious"},{"name":"Amṛta","start":"20:10","end":"21:35","startHours":20.164624457366866,"endHours":21.58406983480197,"quality":"auspicious"},{"name":"Kāla","start":"21:35","end":"23:00","startHours":21.58406983480197,"endHours":23.003515212237076,"quality":"inauspicious"},{"name":"Śubha","start":"23:00","end":"00:25","startHours":23.003515212237076,"endHours":24.422960589672183,"quality":"auspicious"},{"name":"Roga","start":"00:25","end":"01:51","startHours":24.422960589672183,"endHours":25.84240596710729,"quality":"inauspicious"},{"name":"Udveg","start":"01:51","end":"03:16","startHours":25.84240596710729,"endHours":27.261851344542393,"quality":"inauspicious"},{"name":"Chala","start":"03:16","end":"04:41","startHours":27.261851344542393,"endHours":28.6812967219775,"quality":"neutral"},{"name":"Labha","start":"04:41","end":"06:06","startHours":28.6812967219775,"endHours":30.100742099412606,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:06","end":"07:06","startHours":6.100742099412605,"endHours":7.100742099412605,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:06","end":"08:06","startHours":7.100742099412605,"endHours":8.100742099412605,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:06","end":"09:06","startHours":8.100742099412605,"endHours":9.100742099412605,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:06","end":"10:06","startHours":9.100742099412605,"endHours":10.100742099412605,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:06","end":"11:06","startHours":10.100742099412605,"endHours":11.100742099412605,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:06","end":"12:06","startHours":11.100742099412605,"endHours":12.100742099412605,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:06","end":"13:06","startHours":12.100742099412605,"endHours":13.100742099412605,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:06","end":"14:06","startHours":13.100742099412605,"endHours":14.100742099412605,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:06","end":"15:06","startHours":14.100742099412605,"endHours":15.100742099412605,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:06","end":"16:06","startHours":15.100742099412605,"endHours":16.100742099412606,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:06","end":"17:06","startHours":16.100742099412606,"endHours":17.100742099412606,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:06","end":"18:06","startHours":17.100742099412606,"endHours":18.100742099412606,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:06","end":"19:06","startHours":18.100742099412606,"endHours":19.100742099412606,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:06","end":"20:06","startHours":19.100742099412606,"endHours":20.100742099412606,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:06","end":"21:06","startHours":20.100742099412606,"endHours":21.100742099412606,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:06","end":"22:06","startHours":21.100742099412606,"endHours":22.100742099412606,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:06","end":"23:06","startHours":22.100742099412606,"endHours":23.100742099412606,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:06","end":"00:06","startHours":23.100742099412606,"endHours":24.100742099412606,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:06","end":"01:06","startHours":24.100742099412606,"endHours":25.100742099412606,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:06","end":"02:06","startHours":25.100742099412606,"endHours":26.100742099412606,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:06","end":"03:06","startHours":26.100742099412606,"endHours":27.100742099412606,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:06","end":"04:06","startHours":27.100742099412606,"endHours":28.100742099412606,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:06","end":"05:06","startHours":28.100742099412606,"endHours":29.100742099412606,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:06","end":"06:06","startHours":29.100742099412606,"endHours":30.100742099412606,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":5.769411983137028,"eotMinutes":2.918364619668906,"ayanamsa":24.114}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Caturdaśī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5},{"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":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 September 8, 2018 CE · Phoenix, USA · Vidhyamitra","description":"September 8, 2018 CE for Phoenix, USA: Kṛṣṇa Caturdaśī, sūryodaya 06:06, sūryāsta 18:45.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2018-09-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2018-09-08","sa":"https://sa.vidhyamitra.com/city/phoenix/2018-09-08","hi":"https://hi.vidhyamitra.com/city/phoenix/2018-09-08","x-default":"https://vidhyamitra.com/city/phoenix/2018-09-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T16:53:31.307Z","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":"2026-05-15T16:53:31.307Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T16:53:31.307Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}