{"id":"vidhyamitra:city-day:phoenix:2137-07-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2137-07-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2137-07-21","date_display":"July 21, 2137 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":2137,"month":7,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501784.770833,"kali_year":5239,"ahargana":1913319.2708,"sun":{"sidereal_longitude":91.9414,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":125.9514,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":34.0101,"elapsed_within_tithi_degrees":10.0101},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":125.9514,"elapsed_within_degrees":5.9514},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.8928},"karana":{"half_tithi_index":5,"name":"Gara"},"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":2137,"month":7,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2501784.770833,"ahargana":1913319.2708,"kali_year":5239,"ayanamsa_lahiri":25.7745,"grahas":{"sun":{"sidereal_longitude":92.72868199999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"moon":{"sidereal_longitude":124.041582,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false,"latitude":1.3284},"mars":{"sidereal_longitude":52.35088200000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":104.07948199999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":209.18428199999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":57.060382000000004,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":263.567282,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":323.1375,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":143.1375,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"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":2137,"month":7,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501784.770833,"kali_year":5239,"ahargana":1913319.2708,"sun":{"sidereal_longitude":91.9414,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":125.9514,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":34.0101,"elapsed_within_tithi_degrees":10.0101},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":125.9514,"elapsed_within_degrees":5.9514},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.8928},"karana":{"half_tithi_index":5,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.328,"elongation":34.01},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.328,"opposition_distance":145.99}},"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":14.049181857755315,"dayLengthDisplay":"14 Hours 02 Mins 57 Secs","nightLengthDisplay":"9 Hours 57 Mins 03 Secs","moonriseLocal":"08:06","moonsetLocal":"21:13","rahuKala":{"name":"Rāhu Kāla","start":"17:50","end":"19:36","startHours":17.840873253912974,"endHours":19.59702098613239,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:34","end":"14:20","startHours":12.572430057254731,"endHours":14.328577789474146,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"16:05","end":"17:50","startHours":16.08472552169356,"endHours":17.840873253912974,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:50","end":"09:18","startHours":8.825981561853313,"endHours":9.29428762377849,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:08","end":"06:30","startHours":6.133221705783544,"endHours":6.507866555323686,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:06","end":"13:02","startHours":12.104123995329553,"endHours":13.04073611917991,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:40","end":"04:37","startHours":3.6746148806763648,"endHours":4.611227004526719,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:23","end":"05:33","startHours":4.37707397356413,"endHours":5.547839128377073,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:55","end":"15:51","startHours":14.913960366880616,"endHours":15.85057249073097,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:24","end":"19:48","startHours":19.39702098613239,"endHours":19.797020986132388,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:36","end":"20:11","startHours":19.59702098613239,"endHours":20.18240356353886,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:21","end":"21:06","startHours":19.34702098613239,"endHours":21.09702098613239,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:06","end":"01:02","startHours":24.104123995329555,"endHours":25.040736119179908,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:33","end":"07:18","startHours":5.547839128377073,"endHours":7.3039868605964875,"quality":"inauspicious"},{"name":"Chala","start":"07:18","end":"09:04","startHours":7.3039868605964875,"endHours":9.060134592815903,"quality":"neutral"},{"name":"Labha","start":"09:04","end":"10:49","startHours":9.060134592815903,"endHours":10.816282325035317,"quality":"auspicious"},{"name":"Amṛta","start":"10:49","end":"12:34","startHours":10.816282325035317,"endHours":12.572430057254731,"quality":"auspicious"},{"name":"Kāla","start":"12:34","end":"14:20","startHours":12.572430057254731,"endHours":14.328577789474146,"quality":"inauspicious"},{"name":"Śubha","start":"14:20","end":"16:05","startHours":14.328577789474146,"endHours":16.08472552169356,"quality":"auspicious"},{"name":"Roga","start":"16:05","end":"17:50","startHours":16.08472552169356,"endHours":17.840873253912974,"quality":"inauspicious"},{"name":"Udveg","start":"17:50","end":"19:36","startHours":17.840873253912974,"endHours":19.59702098613239,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:36","end":"20:50","startHours":19.59702098613239,"endHours":20.840873253912974,"quality":"auspicious"},{"name":"Roga","start":"20:50","end":"22:05","startHours":20.840873253912974,"endHours":22.08472552169356,"quality":"inauspicious"},{"name":"Udveg","start":"22:05","end":"23:20","startHours":22.08472552169356,"endHours":23.328577789474146,"quality":"inauspicious"},{"name":"Chala","start":"23:20","end":"00:34","startHours":23.328577789474146,"endHours":24.57243005725473,"quality":"neutral"},{"name":"Labha","start":"00:34","end":"01:49","startHours":24.57243005725473,"endHours":25.816282325035317,"quality":"auspicious"},{"name":"Amṛta","start":"01:49","end":"03:04","startHours":25.816282325035317,"endHours":27.060134592815903,"quality":"auspicious"},{"name":"Kāla","start":"03:04","end":"04:18","startHours":27.060134592815903,"endHours":28.30398686059649,"quality":"inauspicious"},{"name":"Śubha","start":"04:18","end":"05:33","startHours":28.30398686059649,"endHours":29.547839128377074,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:33","end":"06:33","startHours":5.547839128377073,"endHours":6.547839128377073,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:33","end":"07:33","startHours":6.547839128377073,"endHours":7.547839128377073,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:33","end":"08:33","startHours":7.547839128377073,"endHours":8.547839128377074,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:33","end":"09:33","startHours":8.547839128377074,"endHours":9.547839128377074,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:33","end":"10:33","startHours":9.547839128377074,"endHours":10.547839128377074,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:33","end":"11:33","startHours":10.547839128377074,"endHours":11.547839128377074,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:33","end":"12:33","startHours":11.547839128377074,"endHours":12.547839128377074,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:33","end":"13:33","startHours":12.547839128377074,"endHours":13.547839128377074,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:33","end":"14:33","startHours":13.547839128377074,"endHours":14.547839128377074,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:33","end":"15:33","startHours":14.547839128377074,"endHours":15.547839128377074,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:33","end":"16:33","startHours":15.547839128377074,"endHours":16.547839128377074,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:33","end":"17:33","startHours":16.547839128377074,"endHours":17.547839128377074,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:33","end":"18:33","startHours":17.547839128377074,"endHours":18.547839128377074,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:33","end":"19:33","startHours":18.547839128377074,"endHours":19.547839128377074,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:33","end":"20:33","startHours":19.547839128377074,"endHours":20.547839128377074,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:33","end":"21:33","startHours":20.547839128377074,"endHours":21.547839128377074,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:33","end":"22:33","startHours":21.547839128377074,"endHours":22.547839128377074,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:33","end":"23:33","startHours":22.547839128377074,"endHours":23.547839128377074,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:33","end":"00:33","startHours":23.547839128377074,"endHours":24.547839128377074,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:33","end":"01:33","startHours":24.547839128377074,"endHours":25.547839128377074,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:33","end":"02:33","startHours":25.547839128377074,"endHours":26.547839128377074,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:33","end":"03:33","startHours":26.547839128377074,"endHours":27.547839128377074,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:33","end":"04:33","startHours":27.547839128377074,"endHours":28.547839128377074,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:33","end":"05:33","startHours":28.547839128377074,"endHours":29.547839128377074,"planetary_lord":"Jupiter"}],"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","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":20.458176252345577,"eotMinutes":-6.049803435283957,"ayanamsa":25.7745}},"calendars":{"vikram_samvat":2194,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":2059,"saka_samvatsara":"Hemalambī","bengali_samvat":1544,"malayalam_era":1313,"nanakshahi_year":668,"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 Tṛtīyā · Vikram 2194 Sādhāraṇa · Śaka 2059 Hemalambī"},"festivals":[],"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 July 21, 2137 CE · Phoenix, USA · Vidhyamitra","description":"July 21, 2137 CE for Phoenix, USA: Śukla Tṛtīyā, sūryodaya 05:33, sūryāsta 19:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2137-07-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2137-07-21","sa":"https://sa.vidhyamitra.com/city/phoenix/2137-07-21","hi":"https://hi.vidhyamitra.com/city/phoenix/2137-07-21","x-default":"https://vidhyamitra.com/city/phoenix/2137-07-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T11:58:23.319Z","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":"2026-06-02T11:58:23.319Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T11:58:23.319Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}