{"id":"vidhyamitra:city-day:phoenix:2138-07-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2138-07-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2138-07-21","date_display":"July 21, 2138 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":2138,"month":7,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502149.770833,"kali_year":5240,"ahargana":1913684.2708,"sun":{"sidereal_longitude":91.6961,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":253.2667,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":161.5705,"elapsed_within_tithi_degrees":5.5705},"nakshatra":{"number":19,"name":"Mūla","pada":4,"moon_longitude":253.2667,"elapsed_within_degrees":13.2667},"yoga":{"number":26,"name":"Indra","sum_longitude":344.9628},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2138,"month":7,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502149.770833,"ahargana":1913684.2708,"kali_year":5240,"ayanamsa_lahiri":25.7884,"grahas":{"sun":{"sidereal_longitude":92.48413600000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"moon":{"sidereal_longitude":254.02153599999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false,"latitude":-3.4724},"mars":{"sidereal_longitude":160.45993599999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":75.82783599999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":242.81613600000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"venus":{"sidereal_longitude":135.83003599999995,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":275.91383599999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":303.798,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":123.798,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":2138,"month":7,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502149.770833,"kali_year":5240,"ahargana":1913684.2708,"sun":{"sidereal_longitude":91.6961,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":253.2667,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":161.5705,"elapsed_within_tithi_degrees":5.5705},"nakshatra":{"number":19,"name":"Mūla","pada":4,"moon_longitude":253.2667,"elapsed_within_degrees":13.2667},"yoga":{"number":26,"name":"Indra","sum_longitude":344.9628},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.472,"elongation":161.571},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.472,"opposition_distance":18.429}},"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":"05:33","sunsetLocal":"19:36","solarNoonLocal":"12:34","dayLengthHours":14.054073160314124,"dayLengthDisplay":"14 Hours 03 Mins 15 Secs","nightLengthDisplay":"9 Hours 56 Mins 45 Secs","moonriseLocal":"18:23","moonsetLocal":"04:18","rahuKala":{"name":"Rāhu Kāla","start":"07:18","end":"09:04","startHours":7.302152622136936,"endHours":9.058911767176202,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:49","end":"12:34","startHours":10.815670912215467,"endHours":12.572430057254731,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:20","end":"16:05","startHours":14.329189202293998,"endHours":16.085948347333265,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:49","end":"09:18","startHours":8.824677214504298,"endHours":9.293146319848104,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:08","end":"06:30","startHours":6.130979858777426,"endHours":6.505755143052469,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:06","end":"13:02","startHours":12.103960951910928,"endHours":13.040899162598535,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:40","end":"04:37","startHours":3.671517055722454,"endHours":4.608455266410062,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:22","end":"05:33","startHours":4.37422071373816,"endHours":5.5453934770976705,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:55","end":"15:51","startHours":14.914775583973752,"endHours":15.851713794661359,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:24","end":"19:48","startHours":19.399466637411795,"endHours":19.799466637411793,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:36","end":"20:11","startHours":19.599466637411794,"endHours":20.185053019091548,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:21","end":"21:06","startHours":19.349466637411794,"endHours":21.099466637411794,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:06","end":"01:02","startHours":24.103960951910928,"endHours":25.040899162598535,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:33","end":"07:18","startHours":5.5453934770976705,"endHours":7.302152622136936,"quality":"auspicious"},{"name":"Kāla","start":"07:18","end":"09:04","startHours":7.302152622136936,"endHours":9.058911767176202,"quality":"inauspicious"},{"name":"Śubha","start":"09:04","end":"10:49","startHours":9.058911767176202,"endHours":10.815670912215467,"quality":"auspicious"},{"name":"Roga","start":"10:49","end":"12:34","startHours":10.815670912215467,"endHours":12.572430057254731,"quality":"inauspicious"},{"name":"Udveg","start":"12:34","end":"14:20","startHours":12.572430057254731,"endHours":14.329189202293998,"quality":"inauspicious"},{"name":"Chala","start":"14:20","end":"16:05","startHours":14.329189202293998,"endHours":16.085948347333265,"quality":"neutral"},{"name":"Labha","start":"16:05","end":"17:51","startHours":16.085948347333265,"endHours":17.84270749237253,"quality":"auspicious"},{"name":"Amṛta","start":"17:51","end":"19:36","startHours":17.84270749237253,"endHours":19.599466637411794,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:36","end":"20:51","startHours":19.599466637411794,"endHours":20.84270749237253,"quality":"neutral"},{"name":"Labha","start":"20:51","end":"22:05","startHours":20.84270749237253,"endHours":22.085948347333265,"quality":"auspicious"},{"name":"Amṛta","start":"22:05","end":"23:20","startHours":22.085948347333265,"endHours":23.329189202293996,"quality":"auspicious"},{"name":"Kāla","start":"23:20","end":"00:34","startHours":23.329189202293996,"endHours":24.57243005725473,"quality":"inauspicious"},{"name":"Śubha","start":"00:34","end":"01:49","startHours":24.57243005725473,"endHours":25.815670912215467,"quality":"auspicious"},{"name":"Roga","start":"01:49","end":"03:04","startHours":25.815670912215467,"endHours":27.058911767176202,"quality":"inauspicious"},{"name":"Udveg","start":"03:04","end":"04:18","startHours":27.058911767176202,"endHours":28.302152622136937,"quality":"inauspicious"},{"name":"Chala","start":"04:18","end":"05:33","startHours":28.302152622136937,"endHours":29.54539347709767,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:33","end":"06:33","startHours":5.5453934770976705,"endHours":6.5453934770976705,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:33","end":"07:33","startHours":6.5453934770976705,"endHours":7.5453934770976705,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:33","end":"08:33","startHours":7.5453934770976705,"endHours":8.54539347709767,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:33","end":"09:33","startHours":8.54539347709767,"endHours":9.54539347709767,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:33","end":"10:33","startHours":9.54539347709767,"endHours":10.54539347709767,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:33","end":"11:33","startHours":10.54539347709767,"endHours":11.54539347709767,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:33","end":"12:33","startHours":11.54539347709767,"endHours":12.54539347709767,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:33","end":"13:33","startHours":12.54539347709767,"endHours":13.54539347709767,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:33","end":"14:33","startHours":13.54539347709767,"endHours":14.54539347709767,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:33","end":"15:33","startHours":14.54539347709767,"endHours":15.54539347709767,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:33","end":"16:33","startHours":15.54539347709767,"endHours":16.54539347709767,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:33","end":"17:33","startHours":16.54539347709767,"endHours":17.54539347709767,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:33","end":"18:33","startHours":17.54539347709767,"endHours":18.54539347709767,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:33","end":"19:33","startHours":18.54539347709767,"endHours":19.54539347709767,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:33","end":"20:33","startHours":19.54539347709767,"endHours":20.54539347709767,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:33","end":"21:33","startHours":20.54539347709767,"endHours":21.54539347709767,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:33","end":"22:33","startHours":21.54539347709767,"endHours":22.54539347709767,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:33","end":"23:33","startHours":22.54539347709767,"endHours":23.54539347709767,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:33","end":"00:33","startHours":23.54539347709767,"endHours":24.54539347709767,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:33","end":"01:33","startHours":24.54539347709767,"endHours":25.54539347709767,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:33","end":"02:33","startHours":25.54539347709767,"endHours":26.54539347709767,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:33","end":"03:33","startHours":26.54539347709767,"endHours":27.54539347709767,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:33","end":"04:33","startHours":27.54539347709767,"endHours":28.54539347709767,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:33","end":"05:33","startHours":28.54539347709767,"endHours":29.54539347709767,"planetary_lord":"Venus"}],"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":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":20.50473381489593,"eotMinutes":-6.049803435283957,"ayanamsa":25.7884}},"calendars":{"vikram_samvat":2195,"vikram_samvatsara":"Virodhakṛt","saka_samvat":2060,"saka_samvatsara":"Vilambī","bengali_samvat":1545,"malayalam_era":1314,"nanakshahi_year":669,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Caturdaśī · Vikram 2195 Virodhakṛt · Śaka 2060 Vilambī"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 July 21, 2138 CE · Phoenix, USA · Vidhyamitra","description":"July 21, 2138 CE for Phoenix, USA: Śukla Caturdaśī, sūryodaya 05:33, sūryāsta 19:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2138-07-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2138-07-21","sa":"https://sa.vidhyamitra.com/city/phoenix/2138-07-21","hi":"https://hi.vidhyamitra.com/city/phoenix/2138-07-21","x-default":"https://vidhyamitra.com/city/phoenix/2138-07-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T11:24:44.981Z","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":"2026-06-02T11:24:44.981Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T11:24:44.981Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}