{"id":"vidhyamitra:city-day:phoenix:2154-08-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2154-08-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2154-08-18","date_display":"August 18, 2154 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":2154,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508021.770833,"kali_year":5256,"ahargana":1919556.2708,"sun":{"sidereal_longitude":118.1952,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":229.1165,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":110.9212,"elapsed_within_tithi_degrees":2.9212},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":229.1165,"elapsed_within_degrees":2.4498},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":347.3117},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2154,"month":8,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2508021.770833,"ahargana":1919556.2708,"kali_year":5256,"ayanamsa_lahiri":26.013,"grahas":{"sun":{"sidereal_longitude":119.18658199999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":228.47128199999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false,"latitude":-3.7489},"mars":{"sidereal_longitude":79.16718200000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":144.30868199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":35.43378200000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":152.30018199999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":119.69528200000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":352.6712,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":172.6712,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"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":2154,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508021.770833,"kali_year":5256,"ahargana":1919556.2708,"sun":{"sidereal_longitude":118.1952,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":229.1165,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":110.9212,"elapsed_within_tithi_degrees":2.9212},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":229.1165,"elapsed_within_degrees":2.4498},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":347.3117},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.749,"elongation":110.921},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.749,"opposition_distance":69.079}},"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":"05:52","sunsetLocal":"19:11","solarNoonLocal":"12:32","dayLengthHours":13.319464061371095,"dayLengthDisplay":"13 Hours 19 Mins 10 Secs","nightLengthDisplay":"10 Hours 40 Mins 50 Secs","moonriseLocal":"14:49","moonsetLocal":"00:48","rahuKala":{"name":"Rāhu Kāla","start":"17:32","end":"19:11","startHours":17.52519998502933,"endHours":19.19013299270072,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:32","end":"14:12","startHours":12.530400962015172,"endHours":14.195333969686558,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:52","end":"17:32","startHours":15.860266977357945,"endHours":17.52519998502933,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:59","end":"09:25","startHours":8.97854387898288,"endHours":9.422526014361916,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:26","end":"06:47","startHours":6.425646600553419,"endHours":6.780832308856648,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:05","end":"12:58","startHours":12.086418826636136,"endHours":12.974383097394208,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:06","end":"04:59","startHours":4.094740389813477,"endHours":4.98270466057155,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:46","end":"05:52","startHours":4.760713592882032,"endHours":5.870668931329623,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:45","end":"15:38","startHours":14.750311638910352,"endHours":15.638275909668424,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:59","end":"19:23","startHours":18.99013299270072,"endHours":19.390132992700718,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:11","end":"19:45","startHours":19.19013299270072,"endHours":19.745110661924514,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:56","end":"20:41","startHours":18.94013299270072,"endHours":20.69013299270072,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:05","end":"00:58","startHours":24.086418826636134,"endHours":24.97438309739421,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:52","end":"07:32","startHours":5.870668931329623,"endHours":7.53560193900101,"quality":"inauspicious"},{"name":"Chala","start":"07:32","end":"09:12","startHours":7.53560193900101,"endHours":9.200534946672397,"quality":"neutral"},{"name":"Labha","start":"09:12","end":"10:52","startHours":9.200534946672397,"endHours":10.865467954343785,"quality":"auspicious"},{"name":"Amṛta","start":"10:52","end":"12:32","startHours":10.865467954343785,"endHours":12.530400962015172,"quality":"auspicious"},{"name":"Kāla","start":"12:32","end":"14:12","startHours":12.530400962015172,"endHours":14.195333969686558,"quality":"inauspicious"},{"name":"Śubha","start":"14:12","end":"15:52","startHours":14.195333969686558,"endHours":15.860266977357945,"quality":"auspicious"},{"name":"Roga","start":"15:52","end":"17:32","startHours":15.860266977357945,"endHours":17.52519998502933,"quality":"inauspicious"},{"name":"Udveg","start":"17:32","end":"19:11","startHours":17.52519998502933,"endHours":19.19013299270072,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:11","end":"20:32","startHours":19.19013299270072,"endHours":20.52519998502933,"quality":"auspicious"},{"name":"Roga","start":"20:32","end":"21:52","startHours":20.52519998502933,"endHours":21.860266977357945,"quality":"inauspicious"},{"name":"Udveg","start":"21:52","end":"23:12","startHours":21.860266977357945,"endHours":23.19533396968656,"quality":"inauspicious"},{"name":"Chala","start":"23:12","end":"00:32","startHours":23.19533396968656,"endHours":24.53040096201517,"quality":"neutral"},{"name":"Labha","start":"00:32","end":"01:52","startHours":24.53040096201517,"endHours":25.865467954343785,"quality":"auspicious"},{"name":"Amṛta","start":"01:52","end":"03:12","startHours":25.865467954343785,"endHours":27.2005349466724,"quality":"auspicious"},{"name":"Kāla","start":"03:12","end":"04:32","startHours":27.2005349466724,"endHours":28.535601939001012,"quality":"inauspicious"},{"name":"Śubha","start":"04:32","end":"05:52","startHours":28.535601939001012,"endHours":29.870668931329625,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:52","end":"06:52","startHours":5.870668931329623,"endHours":6.870668931329623,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:52","end":"07:52","startHours":6.870668931329623,"endHours":7.870668931329623,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:52","end":"08:52","startHours":7.870668931329623,"endHours":8.870668931329623,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:52","end":"09:52","startHours":8.870668931329623,"endHours":9.870668931329623,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:52","end":"10:52","startHours":9.870668931329623,"endHours":10.870668931329623,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:52","end":"11:52","startHours":10.870668931329623,"endHours":11.870668931329623,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:52","end":"12:52","startHours":11.870668931329623,"endHours":12.870668931329623,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:52","end":"13:52","startHours":12.870668931329623,"endHours":13.870668931329623,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:52","end":"14:52","startHours":13.870668931329623,"endHours":14.870668931329623,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:52","end":"15:52","startHours":14.870668931329623,"endHours":15.870668931329623,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:52","end":"16:52","startHours":15.870668931329623,"endHours":16.870668931329625,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:52","end":"17:52","startHours":16.870668931329625,"endHours":17.870668931329625,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:52","end":"18:52","startHours":17.870668931329625,"endHours":18.870668931329625,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:52","end":"19:52","startHours":18.870668931329625,"endHours":19.870668931329625,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:52","end":"20:52","startHours":19.870668931329625,"endHours":20.870668931329625,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:52","end":"21:52","startHours":20.870668931329625,"endHours":21.870668931329625,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:52","end":"22:52","startHours":21.870668931329625,"endHours":22.870668931329625,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:52","end":"23:52","startHours":22.870668931329625,"endHours":23.870668931329625,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:52","end":"00:52","startHours":23.870668931329625,"endHours":24.870668931329625,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:52","end":"01:52","startHours":24.870668931329625,"endHours":25.870668931329625,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:52","end":"02:52","startHours":25.870668931329625,"endHours":26.870668931329625,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:52","end":"03:52","startHours":26.870668931329625,"endHours":27.870668931329625,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:52","end":"04:52","startHours":27.870668931329625,"endHours":28.870668931329625,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:52","end":"05:52","startHours":28.870668931329625,"endHours":29.870668931329625,"planetary_lord":"Jupiter"}],"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","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.120142325435518,"eotMinutes":-3.5280577209103767,"ayanamsa":26.013}},"calendars":{"vikram_samvat":2211,"vikram_samvatsara":"Prabhava","saka_samvat":2076,"saka_samvatsara":"Ānanda","bengali_samvat":1561,"malayalam_era":1330,"nanakshahi_year":685,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Daśamī · Vikram 2211 Prabhava · Śaka 2076 Ānanda"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","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 August 18, 2154 CE · Phoenix, USA · Vidhyamitra","description":"August 18, 2154 CE for Phoenix, USA: Śukla Daśamī, sūryodaya 05:52, sūryāsta 19:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2154-08-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2154-08-18","sa":"https://sa.vidhyamitra.com/city/phoenix/2154-08-18","hi":"https://hi.vidhyamitra.com/city/phoenix/2154-08-18","x-default":"https://vidhyamitra.com/city/phoenix/2154-08-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T00:16:55.608Z","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":"2026-05-31T00:16:55.608Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T00:16:55.608Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}