{"id":"vidhyamitra:city-day:phoenix:2025-08-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2025-08-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2025-08-28","date_display":"August 28, 2025 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":2025,"month":8,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460915.770833,"kali_year":5127,"ahargana":1872450.2708,"sun":{"sidereal_longitude":130.0632,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":187.6508,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":57.5877,"elapsed_within_tithi_degrees":9.5877},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":187.6508,"elapsed_within_degrees":0.9842},"yoga":{"number":24,"name":"Śukla","sum_longitude":317.714},"karana":{"half_tithi_index":9,"name":"Bālava"},"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":2025,"month":8,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460915.770833,"ahargana":1872450.2708,"kali_year":5127,"ayanamsa_lahiri":24.2114,"grahas":{"sun":{"sidereal_longitude":130.79667800000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":185.51267800000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false,"latitude":-2.8349},"mars":{"sidereal_longitude":168.768778,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":115.39697799999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":82.83947799999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"venus":{"sidereal_longitude":98.26477799999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":336.145878,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":328.5738,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":148.5738,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":2025,"month":8,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460915.770833,"kali_year":5127,"ahargana":1872450.2708,"sun":{"sidereal_longitude":130.0632,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":187.6508,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":57.5877,"elapsed_within_tithi_degrees":9.5877},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":187.6508,"elapsed_within_degrees":0.9842},"yoga":{"number":24,"name":"Śukla","sum_longitude":317.714},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.835,"elongation":57.588},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.835,"opposition_distance":122.412}},"eclipse_window_40days":[{"offset_days":11,"type":"lunar","occurs":true,"moon_latitude":-0.388,"opposition_distance":2.369}]},"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":"05:59","sunsetLocal":"18:59","solarNoonLocal":"12:29","dayLengthHours":12.998109432520309,"dayLengthDisplay":"12 Hours 59 Mins 53 Secs","nightLengthDisplay":"11 Hours 00 Mins 07 Secs","moonriseLocal":"10:36","moonsetLocal":"21:40","rahuKala":{"name":"Rāhu Kāla","start":"14:07","end":"15:44","startHours":14.10987249108144,"endHours":15.73463617014648,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:59","end":"07:37","startHours":5.986054095756248,"endHours":7.610817774821286,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:14","end":"10:52","startHours":9.235581453886326,"endHours":10.860345132951363,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:01","end":"09:27","startHours":9.018946296677653,"endHours":9.452216611094997,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:32","end":"06:52","startHours":6.527641988777927,"endHours":6.874258240311802,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:03","end":"12:55","startHours":12.051838497599059,"endHours":12.918379126433747,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:15","end":"05:07","startHours":4.2529728380868725,"endHours":5.1195134669215605,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:54","end":"05:59","startHours":4.9028783097128885,"endHours":5.986054095756248,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:31","startHours":14.651460384103121,"endHours":15.518001012937809,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:47","end":"19:11","startHours":18.784163528276558,"endHours":19.184163528276557,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:59","end":"19:32","startHours":18.984163528276557,"endHours":19.52575142129824,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:44","end":"20:29","startHours":18.734163528276557,"endHours":20.484163528276557,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:03","end":"00:55","startHours":24.05183849759906,"endHours":24.918379126433745,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:59","end":"07:37","startHours":5.986054095756248,"endHours":7.610817774821286,"quality":"auspicious"},{"name":"Roga","start":"07:37","end":"09:14","startHours":7.610817774821286,"endHours":9.235581453886326,"quality":"inauspicious"},{"name":"Udveg","start":"09:14","end":"10:52","startHours":9.235581453886326,"endHours":10.860345132951363,"quality":"inauspicious"},{"name":"Chala","start":"10:52","end":"12:29","startHours":10.860345132951363,"endHours":12.485108812016403,"quality":"neutral"},{"name":"Labha","start":"12:29","end":"14:07","startHours":12.485108812016403,"endHours":14.10987249108144,"quality":"auspicious"},{"name":"Amṛta","start":"14:07","end":"15:44","startHours":14.10987249108144,"endHours":15.73463617014648,"quality":"auspicious"},{"name":"Kāla","start":"15:44","end":"17:22","startHours":15.73463617014648,"endHours":17.359399849211517,"quality":"inauspicious"},{"name":"Śubha","start":"17:22","end":"18:59","startHours":17.359399849211517,"endHours":18.984163528276557,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:59","end":"20:22","startHours":18.984163528276557,"endHours":20.35939984921152,"quality":"auspicious"},{"name":"Kāla","start":"20:22","end":"21:44","startHours":20.35939984921152,"endHours":21.73463617014648,"quality":"inauspicious"},{"name":"Śubha","start":"21:44","end":"23:07","startHours":21.73463617014648,"endHours":23.10987249108144,"quality":"auspicious"},{"name":"Roga","start":"23:07","end":"00:29","startHours":23.10987249108144,"endHours":24.485108812016403,"quality":"inauspicious"},{"name":"Udveg","start":"00:29","end":"01:52","startHours":24.485108812016403,"endHours":25.860345132951366,"quality":"inauspicious"},{"name":"Chala","start":"01:52","end":"03:14","startHours":25.860345132951366,"endHours":27.235581453886326,"quality":"neutral"},{"name":"Labha","start":"03:14","end":"04:37","startHours":27.235581453886326,"endHours":28.610817774821285,"quality":"auspicious"},{"name":"Amṛta","start":"04:37","end":"05:59","startHours":28.610817774821285,"endHours":29.98605409575625,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:59","end":"06:59","startHours":5.986054095756248,"endHours":6.986054095756248,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:59","end":"07:59","startHours":6.986054095756248,"endHours":7.986054095756248,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:59","end":"08:59","startHours":7.986054095756248,"endHours":8.986054095756248,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:59","end":"09:59","startHours":8.986054095756248,"endHours":9.986054095756248,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:59","end":"10:59","startHours":9.986054095756248,"endHours":10.986054095756248,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:59","end":"11:59","startHours":10.986054095756248,"endHours":11.986054095756248,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:59","end":"12:59","startHours":11.986054095756248,"endHours":12.986054095756248,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:59","end":"13:59","startHours":12.986054095756248,"endHours":13.986054095756248,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:59","end":"14:59","startHours":13.986054095756248,"endHours":14.986054095756248,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:59","end":"15:59","startHours":14.986054095756248,"endHours":15.986054095756248,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:59","end":"16:59","startHours":15.986054095756248,"endHours":16.98605409575625,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:59","end":"17:59","startHours":16.98605409575625,"endHours":17.98605409575625,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:59","end":"18:59","startHours":17.98605409575625,"endHours":18.98605409575625,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:59","end":"19:59","startHours":18.98605409575625,"endHours":19.98605409575625,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:59","end":"20:59","startHours":19.98605409575625,"endHours":20.98605409575625,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:59","end":"21:59","startHours":20.98605409575625,"endHours":21.98605409575625,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:59","end":"22:59","startHours":21.98605409575625,"endHours":22.98605409575625,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:59","end":"23:59","startHours":22.98605409575625,"endHours":23.98605409575625,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:59","end":"00:59","startHours":23.98605409575625,"endHours":24.98605409575625,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:59","end":"01:59","startHours":24.98605409575625,"endHours":25.98605409575625,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:59","end":"02:59","startHours":25.98605409575625,"endHours":26.98605409575625,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:59","end":"03:59","startHours":26.98605409575625,"endHours":27.98605409575625,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:59","end":"04:59","startHours":27.98605409575625,"endHours":28.98605409575625,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:59","end":"05:59","startHours":28.98605409575625,"endHours":29.98605409575625,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"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":9.673774134638675,"eotMinutes":-0.8105287209842176,"ayanamsa":24.2114}},"calendars":{"vikram_samvat":2082,"vikram_samvatsara":"Kālayukta","saka_samvat":1947,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1432,"malayalam_era":1201,"nanakshahi_year":556,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Pañcamī · Vikram 2082 Kālayukta · Śaka 1947 Viśvāvasu"},"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}],"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 August 28, 2025 CE · Phoenix, USA · Vidhyamitra","description":"August 28, 2025 CE for Phoenix, USA: Śukla Pañcamī, sūryodaya 05:59, sūryāsta 18:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2025-08-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2025-08-28","sa":"https://sa.vidhyamitra.com/city/phoenix/2025-08-28","hi":"https://hi.vidhyamitra.com/city/phoenix/2025-08-28","x-default":"https://vidhyamitra.com/city/phoenix/2025-08-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T18:23:49.275Z","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":"2026-05-14T18:23:49.275Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T18:23:49.275Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}