{"id":"vidhyamitra:city-day:phoenix:2004-03-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2004-03-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2004-03-21","date_display":"March 21, 2004 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":2004,"month":3,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453085.770833,"kali_year":5105,"ahargana":1864620.2708,"sun":{"sidereal_longitude":337.0229,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":339.858,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":2.8351,"elapsed_within_tithi_degrees":2.8351},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":339.858,"elapsed_within_degrees":6.5246},"yoga":{"number":24,"name":"Śukla","sum_longitude":316.8809},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"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":2004,"month":3,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453085.770833,"ahargana":1864620.2708,"kali_year":5105,"ayanamsa_lahiri":23.9119,"grahas":{"sun":{"sidereal_longitude":336.854642,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":337.912742,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false,"latitude":-3.1009},"mars":{"sidereal_longitude":35.816441999999995,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":352.210842,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":138.01744199999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":22.56634200000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":72.41104200000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":23.4449,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":203.4449,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":2004,"month":3,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453085.770833,"kali_year":5105,"ahargana":1864620.2708,"sun":{"sidereal_longitude":337.0229,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":339.858,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":2.8351,"elapsed_within_tithi_degrees":2.8351},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":339.858,"elapsed_within_degrees":6.5246},"yoga":{"number":24,"name":"Śukla","sum_longitude":316.8809},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.101,"elongation":2.835},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.101,"opposition_distance":177.165}},"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":"06:31","sunsetLocal":"18:41","solarNoonLocal":"12:36","dayLengthHours":12.159974221202269,"dayLengthDisplay":"12 Hours 09 Mins 36 Secs","nightLengthDisplay":"11 Hours 50 Mins 24 Secs","moonriseLocal":"06:36","moonsetLocal":"18:45","rahuKala":{"name":"Rāhu Kāla","start":"17:10","end":"18:41","startHours":17.16230375997964,"endHours":18.682300537629924,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:36","end":"14:07","startHours":12.60231342702879,"endHours":14.122310204679074,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:39","end":"17:10","startHours":15.642306982329359,"endHours":17.16230375997964,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:22","end":"09:46","startHours":9.359653634708184,"endHours":9.76498610874826,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:02","end":"07:21","startHours":7.02899190897775,"endHours":7.353257888209811,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"13:00","startHours":12.196980952988714,"endHours":13.007645901068866,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:54","end":"05:43","startHours":4.9009964202673535,"endHours":5.711661368347505,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:31","end":"06:31","startHours":5.508995131327467,"endHours":6.522326316427656,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:38","end":"15:26","startHours":14.628975797229167,"endHours":15.439640745309317,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:29","end":"18:53","startHours":18.482300537629925,"endHours":18.882300537629924,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:41","end":"19:11","startHours":18.682300537629924,"endHours":19.18896613018002,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:26","end":"20:11","startHours":18.432300537629924,"endHours":20.182300537629924,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"01:00","startHours":24.196980952988714,"endHours":25.007645901068866,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:31","end":"08:03","startHours":6.522326316427656,"endHours":8.04232309407794,"quality":"inauspicious"},{"name":"Chala","start":"08:03","end":"09:34","startHours":8.04232309407794,"endHours":9.562319871728224,"quality":"neutral"},{"name":"Labha","start":"09:34","end":"11:05","startHours":9.562319871728224,"endHours":11.082316649378507,"quality":"auspicious"},{"name":"Amṛta","start":"11:05","end":"12:36","startHours":11.082316649378507,"endHours":12.60231342702879,"quality":"auspicious"},{"name":"Kāla","start":"12:36","end":"14:07","startHours":12.60231342702879,"endHours":14.122310204679074,"quality":"inauspicious"},{"name":"Śubha","start":"14:07","end":"15:39","startHours":14.122310204679074,"endHours":15.642306982329359,"quality":"auspicious"},{"name":"Roga","start":"15:39","end":"17:10","startHours":15.642306982329359,"endHours":17.16230375997964,"quality":"inauspicious"},{"name":"Udveg","start":"17:10","end":"18:41","startHours":17.16230375997964,"endHours":18.682300537629924,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:41","end":"20:10","startHours":18.682300537629924,"endHours":20.16230375997964,"quality":"auspicious"},{"name":"Roga","start":"20:10","end":"21:39","startHours":20.16230375997964,"endHours":21.64230698232936,"quality":"inauspicious"},{"name":"Udveg","start":"21:39","end":"23:07","startHours":21.64230698232936,"endHours":23.122310204679074,"quality":"inauspicious"},{"name":"Chala","start":"23:07","end":"00:36","startHours":23.122310204679074,"endHours":24.60231342702879,"quality":"neutral"},{"name":"Labha","start":"00:36","end":"02:05","startHours":24.60231342702879,"endHours":26.082316649378505,"quality":"auspicious"},{"name":"Amṛta","start":"02:05","end":"03:34","startHours":26.082316649378505,"endHours":27.56231987172822,"quality":"auspicious"},{"name":"Kāla","start":"03:34","end":"05:03","startHours":27.56231987172822,"endHours":29.04232309407794,"quality":"inauspicious"},{"name":"Śubha","start":"05:03","end":"06:31","startHours":29.04232309407794,"endHours":30.522326316427655,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:31","end":"07:31","startHours":6.522326316427656,"endHours":7.522326316427656,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:31","end":"08:31","startHours":7.522326316427656,"endHours":8.522326316427655,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:31","end":"09:31","startHours":8.522326316427655,"endHours":9.522326316427655,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:31","end":"10:31","startHours":9.522326316427655,"endHours":10.522326316427655,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:31","end":"11:31","startHours":10.522326316427655,"endHours":11.522326316427655,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:31","end":"12:31","startHours":11.522326316427655,"endHours":12.522326316427655,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:31","end":"13:31","startHours":12.522326316427655,"endHours":13.522326316427655,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:31","end":"14:31","startHours":13.522326316427655,"endHours":14.522326316427655,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:31","end":"15:31","startHours":14.522326316427655,"endHours":15.522326316427655,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:31","end":"16:31","startHours":15.522326316427655,"endHours":16.522326316427655,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:31","end":"17:31","startHours":16.522326316427655,"endHours":17.522326316427655,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:31","end":"18:31","startHours":17.522326316427655,"endHours":18.522326316427655,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:31","end":"19:31","startHours":18.522326316427655,"endHours":19.522326316427655,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:31","end":"20:31","startHours":19.522326316427655,"endHours":20.522326316427655,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:31","end":"21:31","startHours":20.522326316427655,"endHours":21.522326316427655,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:31","end":"22:31","startHours":21.522326316427655,"endHours":22.522326316427655,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:31","end":"23:31","startHours":22.522326316427655,"endHours":23.522326316427655,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:31","end":"00:31","startHours":23.522326316427655,"endHours":24.522326316427655,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:31","end":"01:31","startHours":24.522326316427655,"endHours":25.522326316427655,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:31","end":"02:31","startHours":25.522326316427655,"endHours":26.522326316427655,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:31","end":"03:31","startHours":26.522326316427655,"endHours":27.522326316427655,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:31","end":"04:31","startHours":27.522326316427655,"endHours":28.522326316427655,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:31","end":"05:31","startHours":28.522326316427655,"endHours":29.522326316427655,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:31","end":"06:31","startHours":29.522326316427655,"endHours":30.522326316427655,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":0.30487097997223833,"eotMinutes":-7.842805621727393,"ayanamsa":23.9119}},"calendars":{"vikram_samvat":2061,"vikram_samvatsara":"Hemalambī","saka_samvat":1926,"saka_samvatsara":"Tāraṇa","bengali_samvat":1411,"malayalam_era":1180,"nanakshahi_year":535,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Pratipada · Vikram 2061 Hemalambī · Śaka 1926 Tāraṇa"},"festivals":[{"id":"chaitra-navratri-start","name":"Caitra Navrātri Start (Gudhi Padwā)","name_sanskrit":"चैत्र नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī Durgā (9 forms over 9 nights)","significance":"Spring Navrātri begins; Vasanta-pakṣa Devī worship. Maharashtra: Gudhi Padwā. South: Ugadi. Sindhi: Cheti Chand.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":1}],"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":[]},"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 March 21, 2004 CE · Phoenix, USA · Vidhyamitra","description":"March 21, 2004 CE for Phoenix, USA: Śukla Pratipada, sūryodaya 06:31, sūryāsta 18:41.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2004-03-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2004-03-21","sa":"https://sa.vidhyamitra.com/city/phoenix/2004-03-21","hi":"https://hi.vidhyamitra.com/city/phoenix/2004-03-21","x-default":"https://vidhyamitra.com/city/phoenix/2004-03-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T13:10:38.862Z","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":"2026-06-02T13:10:38.862Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T13:10:38.862Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}