{"id":"vidhyamitra:city-day:phoenix:2025-09-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2025-09-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2025-09-11","date_display":"September 11, 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":9,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460929.770833,"kali_year":5127,"ahargana":1872464.2708,"sun":{"sidereal_longitude":143.5812,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":5.7437,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":222.1626,"elapsed_within_tithi_degrees":6.1626},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":5.7437,"elapsed_within_degrees":5.7437},"yoga":{"number":12,"name":"Dhruva","sum_longitude":149.3249},"karana":{"half_tithi_index":37,"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":9,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460929.770833,"ahargana":1872464.2708,"kali_year":5127,"ayanamsa_lahiri":24.2119,"grahas":{"sun":{"sidereal_longitude":144.36064299999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":8.75214299999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false,"latitude":2.7632},"mars":{"sidereal_longitude":177.90734300000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":141.786543,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":85.28004299999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"venus":{"sidereal_longitude":115.13624299999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":335.14794299999994,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":327.832,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":147.832,"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":9,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460929.770833,"kali_year":5127,"ahargana":1872464.2708,"sun":{"sidereal_longitude":143.5812,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":5.7437,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":222.1626,"elapsed_within_tithi_degrees":6.1626},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":5.7437,"elapsed_within_degrees":5.7437},"yoga":{"number":12,"name":"Dhruva","sum_longitude":149.3249},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.763,"elongation":137.837},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.763,"opposition_distance":42.163}},"eclipse_window_40days":[{"offset_days":-3,"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":"06:08","sunsetLocal":"18:40","solarNoonLocal":"12:24","dayLengthHours":12.532871106151795,"dayLengthDisplay":"12 Hours 31 Mins 58 Secs","nightLengthDisplay":"11 Hours 28 Mins 02 Secs","moonriseLocal":"20:45","moonsetLocal":"09:58","rahuKala":{"name":"Rāhu Kāla","start":"13:58","end":"15:32","startHours":13.971302352362926,"endHours":15.537911240631901,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:08","end":"07:42","startHours":6.138257911018055,"endHours":7.704866799287029,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:16","end":"10:50","startHours":9.271475687556004,"endHours":10.838084575824979,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:04","end":"09:29","startHours":9.062594502453475,"endHours":9.480356872658534,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:40","end":"07:00","startHours":6.66046087377438,"endHours":6.994670769938428,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:49","startHours":11.986931093888893,"endHours":12.822455834299012,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:28","end":"05:18","startHours":4.467208430197815,"endHours":5.302733170607936,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:06","end":"06:08","startHours":5.093851985505405,"endHours":6.138257911018055,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:20","startHours":14.493505315119252,"endHours":15.329030055529373,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:28","end":"18:52","startHours":18.47112901716985,"endHours":18.87112901716985,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:40","end":"19:12","startHours":18.67112901716985,"endHours":19.193331979926175,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:25","end":"20:10","startHours":18.42112901716985,"endHours":20.17112901716985,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:49","startHours":23.98693109388889,"endHours":24.822455834299014,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:08","end":"07:42","startHours":6.138257911018055,"endHours":7.704866799287029,"quality":"auspicious"},{"name":"Roga","start":"07:42","end":"09:16","startHours":7.704866799287029,"endHours":9.271475687556004,"quality":"inauspicious"},{"name":"Udveg","start":"09:16","end":"10:50","startHours":9.271475687556004,"endHours":10.838084575824979,"quality":"inauspicious"},{"name":"Chala","start":"10:50","end":"12:24","startHours":10.838084575824979,"endHours":12.404693464093953,"quality":"neutral"},{"name":"Labha","start":"12:24","end":"13:58","startHours":12.404693464093953,"endHours":13.971302352362926,"quality":"auspicious"},{"name":"Amṛta","start":"13:58","end":"15:32","startHours":13.971302352362926,"endHours":15.537911240631901,"quality":"auspicious"},{"name":"Kāla","start":"15:32","end":"17:06","startHours":15.537911240631901,"endHours":17.104520128900877,"quality":"inauspicious"},{"name":"Śubha","start":"17:06","end":"18:40","startHours":17.104520128900877,"endHours":18.67112901716985,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:40","end":"20:06","startHours":18.67112901716985,"endHours":20.104520128900877,"quality":"auspicious"},{"name":"Kāla","start":"20:06","end":"21:32","startHours":20.104520128900877,"endHours":21.5379112406319,"quality":"inauspicious"},{"name":"Śubha","start":"21:32","end":"22:58","startHours":21.5379112406319,"endHours":22.971302352362926,"quality":"auspicious"},{"name":"Roga","start":"22:58","end":"00:24","startHours":22.971302352362926,"endHours":24.404693464093953,"quality":"inauspicious"},{"name":"Udveg","start":"00:24","end":"01:50","startHours":24.404693464093953,"endHours":25.83808457582498,"quality":"inauspicious"},{"name":"Chala","start":"01:50","end":"03:16","startHours":25.83808457582498,"endHours":27.271475687556006,"quality":"neutral"},{"name":"Labha","start":"03:16","end":"04:42","startHours":27.271475687556006,"endHours":28.70486679928703,"quality":"auspicious"},{"name":"Amṛta","start":"04:42","end":"06:08","startHours":28.70486679928703,"endHours":30.138257911018055,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.138257911018055,"endHours":7.138257911018055,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.138257911018055,"endHours":8.138257911018055,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.138257911018055,"endHours":9.138257911018055,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.138257911018055,"endHours":10.138257911018055,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.138257911018055,"endHours":11.138257911018055,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.138257911018055,"endHours":12.138257911018055,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.138257911018055,"endHours":13.138257911018055,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.138257911018055,"endHours":14.138257911018055,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.138257911018055,"endHours":15.138257911018055,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.138257911018055,"endHours":16.138257911018055,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.138257911018055,"endHours":17.138257911018055,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.138257911018055,"endHours":18.138257911018055,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.138257911018055,"endHours":19.138257911018055,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.138257911018055,"endHours":20.138257911018055,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.138257911018055,"endHours":21.138257911018055,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.138257911018055,"endHours":22.138257911018055,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.138257911018055,"endHours":23.138257911018055,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.138257911018055,"endHours":24.138257911018055,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.138257911018055,"endHours":25.138257911018055,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.138257911018055,"endHours":26.138257911018055,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.138257911018055,"endHours":27.138257911018055,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.138257911018055,"endHours":28.138257911018055,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.138257911018055,"endHours":29.138257911018055,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.138257911018055,"endHours":30.138257911018055,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.519683301916273,"eotMinutes":4.014392154362758,"ayanamsa":24.2119}},"calendars":{"vikram_samvat":2082,"vikram_samvatsara":"Kālayukta","saka_samvat":1947,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1432,"malayalam_era":1201,"nanakshahi_year":556,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Caturthī · Vikram 2082 Kālayukta · Śaka 1947 Viśvāvasu"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":"Dedicated festival walk for Saṅkaṣṭī Caturthī is not live yet; 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 September 11, 2025 CE · Phoenix, USA · Vidhyamitra","description":"September 11, 2025 CE for Phoenix, USA: Kṛṣṇa Caturthī, sūryodaya 06:08, sūryāsta 18:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2025-09-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2025-09-11","sa":"https://sa.vidhyamitra.com/city/phoenix/2025-09-11","hi":"https://hi.vidhyamitra.com/city/phoenix/2025-09-11","x-default":"https://vidhyamitra.com/city/phoenix/2025-09-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-07-26T07:22:51.779Z","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":"2026-07-26T07:22:51.779Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-07-26T07:22:51.779Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no founder-city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","Divyāṁśa-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}