{"id":"vidhyamitra:city-day:phoenix:2008-12-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2008-12-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2008-12-09","date_display":"December 9, 2008 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2008,"month":12,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454809.770833,"kali_year":5110,"ahargana":1866344.2708,"sun":{"sidereal_longitude":232.9,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":4.5078,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":131.6078,"elapsed_within_tithi_degrees":11.6078},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":4.5078,"elapsed_within_degrees":4.5078},"yoga":{"number":18,"name":"Varīyān","sum_longitude":237.4077},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2008,"month":12,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2454809.770833,"ahargana":1866344.2708,"kali_year":5110,"ayanamsa_lahiri":23.9779,"grahas":{"sun":{"sidereal_longitude":233.356272,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":2.4421720000000278,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":4.2892},"mars":{"sidereal_longitude":232.34047199999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":240.61427200000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":270.358872,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":277.12467200000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":147.10607200000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":292.0991,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":112.0991,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2008,"month":12,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454809.770833,"kali_year":5110,"ahargana":1866344.2708,"sun":{"sidereal_longitude":232.9,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":4.5078,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":131.6078,"elapsed_within_tithi_degrees":11.6078},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":4.5078,"elapsed_within_degrees":4.5078},"yoga":{"number":18,"name":"Varīyān","sum_longitude":237.4077},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.289,"elongation":131.608},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.289,"opposition_distance":48.392}},"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":"07:22","sunsetLocal":"17:21","solarNoonLocal":"12:21","dayLengthHours":9.996704053134707,"dayLengthDisplay":"9 Hours 59 Mins 48 Secs","nightLengthDisplay":"14 Hours 00 Mins 12 Secs","moonriseLocal":"14:28","moonsetLocal":"03:28","rahuKala":{"name":"Rāhu Kāla","start":"14:51","end":"16:06","startHours":14.856328305813655,"endHours":16.10591631245549,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:51","end":"11:06","startHours":9.857976279246301,"endHours":11.107564285888138,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:21","end":"13:36","startHours":12.357152292529978,"endHours":13.606740299171815,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:41","end":"10:01","startHours":9.691364545027389,"endHours":10.024588013465213,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:47","end":"08:03","startHours":7.775329601509903,"endHours":8.041908376260162,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:41","startHours":12.023928824092154,"endHours":12.690375760967802,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:02","end":"06:42","startHours":6.025906392211329,"endHours":6.692353329086977,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:32","end":"07:22","startHours":6.525741594868065,"endHours":7.358800265962624,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:41","startHours":14.023269634719096,"endHours":14.689716571594744,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:09","end":"17:33","startHours":17.155504319097332,"endHours":17.55550431909733,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:21","end":"17:46","startHours":17.35550431909733,"endHours":17.77203365464461,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:06","end":"18:51","startHours":17.10550431909733,"endHours":18.85550431909733,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:41","startHours":24.023928824092156,"endHours":24.6903757609678,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:22","end":"08:37","startHours":7.358800265962624,"endHours":8.608388272604461,"quality":"inauspicious"},{"name":"Udveg","start":"08:37","end":"09:51","startHours":8.608388272604461,"endHours":9.857976279246301,"quality":"inauspicious"},{"name":"Chala","start":"09:51","end":"11:06","startHours":9.857976279246301,"endHours":11.107564285888138,"quality":"neutral"},{"name":"Labha","start":"11:06","end":"12:21","startHours":11.107564285888138,"endHours":12.357152292529978,"quality":"auspicious"},{"name":"Amṛta","start":"12:21","end":"13:36","startHours":12.357152292529978,"endHours":13.606740299171815,"quality":"auspicious"},{"name":"Kāla","start":"13:36","end":"14:51","startHours":13.606740299171815,"endHours":14.856328305813655,"quality":"inauspicious"},{"name":"Śubha","start":"14:51","end":"16:06","startHours":14.856328305813655,"endHours":16.10591631245549,"quality":"auspicious"},{"name":"Roga","start":"16:06","end":"17:21","startHours":16.10591631245549,"endHours":17.35550431909733,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:21","end":"19:06","startHours":17.35550431909733,"endHours":19.10591631245549,"quality":"inauspicious"},{"name":"Śubha","start":"19:06","end":"20:51","startHours":19.10591631245549,"endHours":20.856328305813655,"quality":"auspicious"},{"name":"Roga","start":"20:51","end":"22:36","startHours":20.856328305813655,"endHours":22.60674029917182,"quality":"inauspicious"},{"name":"Udveg","start":"22:36","end":"00:21","startHours":22.60674029917182,"endHours":24.357152292529978,"quality":"inauspicious"},{"name":"Chala","start":"00:21","end":"02:06","startHours":24.357152292529978,"endHours":26.107564285888138,"quality":"neutral"},{"name":"Labha","start":"02:06","end":"03:51","startHours":26.107564285888138,"endHours":27.8579762792463,"quality":"auspicious"},{"name":"Amṛta","start":"03:51","end":"05:37","startHours":27.8579762792463,"endHours":29.608388272604465,"quality":"auspicious"},{"name":"Kāla","start":"05:37","end":"07:22","startHours":29.608388272604465,"endHours":31.358800265962625,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:22","end":"08:22","startHours":7.358800265962624,"endHours":8.358800265962625,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:22","end":"09:22","startHours":8.358800265962625,"endHours":9.358800265962625,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:22","end":"10:22","startHours":9.358800265962625,"endHours":10.358800265962625,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:22","end":"11:22","startHours":10.358800265962625,"endHours":11.358800265962625,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:22","end":"12:22","startHours":11.358800265962625,"endHours":12.358800265962625,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:22","end":"13:22","startHours":12.358800265962625,"endHours":13.358800265962625,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:22","end":"14:22","startHours":13.358800265962625,"endHours":14.358800265962625,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:22","end":"15:22","startHours":14.358800265962625,"endHours":15.358800265962625,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:22","end":"16:22","startHours":15.358800265962625,"endHours":16.358800265962625,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:22","end":"17:22","startHours":16.358800265962625,"endHours":17.358800265962625,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:22","end":"18:22","startHours":17.358800265962625,"endHours":18.358800265962625,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:22","end":"19:22","startHours":18.358800265962625,"endHours":19.358800265962625,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:22","end":"20:22","startHours":19.358800265962625,"endHours":20.358800265962625,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:22","end":"21:22","startHours":20.358800265962625,"endHours":21.358800265962625,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:22","end":"22:22","startHours":21.358800265962625,"endHours":22.358800265962625,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:22","end":"23:22","startHours":22.358800265962625,"endHours":23.358800265962625,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:22","end":"00:22","startHours":23.358800265962625,"endHours":24.358800265962625,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:22","end":"01:22","startHours":24.358800265962625,"endHours":25.358800265962625,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:22","end":"02:22","startHours":25.358800265962625,"endHours":26.358800265962625,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:22","end":"03:22","startHours":26.358800265962625,"endHours":27.358800265962625,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:22","end":"04:22","startHours":27.358800265962625,"endHours":28.358800265962625,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:22","end":"05:22","startHours":28.358800265962625,"endHours":29.358800265962625,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:22","end":"06:22","startHours":29.358800265962625,"endHours":30.358800265962625,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:22","end":"07:22","startHours":30.358800265962625,"endHours":31.358800265962625,"planetary_lord":"Saturn"}],"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":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.833457508840826,"eotMinutes":6.866862448201248,"ayanamsa":23.9779}},"calendars":{"vikram_samvat":2065,"vikram_samvatsara":"Plava","saka_samvat":1930,"saka_samvatsara":"Sarvadhāri","bengali_samvat":1415,"malayalam_era":1184,"nanakshahi_year":539,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Ekādaśī · Vikram 2065 Plava · Śaka 1930 Sarvadhāri"},"festivals":[{"id":"gita-jayanti","name":"Gītā Jayantī (= Mokṣadā Ekādaśī)","name_sanskrit":"गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad-Gītā speaker)","significance":"Traditional annual observance of the Bhagavad Gītā teaching on Mārgaśīrṣa Śukla Ekādaśī; no exact civil war date is asserted.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":1,"related_chart":"krishna","sources":["Bhagavad Gītā (Mahābhārata, Bhīṣma Parva)"]},{"id":"vaikuntha-ekadashi","name":"Vaikuṇṭha Ekādaśī","name_sanskrit":"वैकुण्ठ एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Most sacred Ekādaśī of the year; 'Vaikuṇṭha-dvāram udghaṭitam'.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":2},{"id":"mokshada-ekadashi","name":"Mokṣadā Ekādaśī (Gītā Jayantī)","name_sanskrit":"मोक्षदा एकादशी / गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad Gītā delivery)","significance":"Day Bhagavad Gītā was delivered at Kurukṣetra.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Dedicated festival walk for Gītā Jayantī (= Mokṣadā Ekādaśī) · Vaikuṇṭha Ekādaśī · Mokṣadā Ekādaśī (Gītā Jayantī) · Ekādaśī is not live yet; Maṅgalavāra (Tuesday) — 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 December 9, 2008 CE · Phoenix, USA · Vidhyamitra","description":"December 9, 2008 CE for Phoenix, USA: Śukla Ekādaśī, sūryodaya 07:22, sūryāsta 17:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2008-12-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2008-12-09","sa":"https://sa.vidhyamitra.com/city/phoenix/2008-12-09","hi":"https://hi.vidhyamitra.com/city/phoenix/2008-12-09","x-default":"https://vidhyamitra.com/city/phoenix/2008-12-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-23T09:02:42.369Z","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":"2026-09-23T09:02:42.369Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-23T09:02:42.369Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","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"}}}