{"id":"vidhyamitra:city-day:phoenix:2153-02-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2153-02-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2153-02-04","date_display":"February 4, 2153 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":2153,"month":2,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507461.770833,"kali_year":5254,"ahargana":1918996.2708,"sun":{"sidereal_longitude":289.0773,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":45.7471,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":116.6698,"elapsed_within_tithi_degrees":8.6698},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2,"moon_longitude":45.7471,"elapsed_within_degrees":5.7471},"yoga":{"number":26,"name":"Indra","sum_longitude":334.8244},"karana":{"half_tithi_index":19,"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":2153,"month":2,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2507461.770833,"ahargana":1918996.2708,"kali_year":5254,"ayanamsa_lahiri":25.9916,"grahas":{"sun":{"sidereal_longitude":289.411079,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":44.525079000000005,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false,"latitude":1.7859},"mars":{"sidereal_longitude":125.33267899999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":283.0788789999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":325.83007900000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":302.1413789999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":98.46007900000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":22.3427,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":202.3427,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":2153,"month":2,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507461.770833,"kali_year":5254,"ahargana":1918996.2708,"sun":{"sidereal_longitude":289.0773,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":45.7471,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":116.6698,"elapsed_within_tithi_degrees":8.6698},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2,"moon_longitude":45.7471,"elapsed_within_degrees":5.7471},"yoga":{"number":26,"name":"Indra","sum_longitude":334.8244},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.786,"elongation":116.67},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.786,"opposition_distance":63.33}},"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":"18:02","solarNoonLocal":"12:42","dayLengthHours":10.66415984664316,"dayLengthDisplay":"10 Hours 39 Mins 51 Secs","nightLengthDisplay":"13 Hours 20 Mins 09 Secs","moonriseLocal":"13:18","moonsetLocal":"03:28","rahuKala":{"name":"Rāhu Kāla","start":"16:42","end":"18:02","startHours":16.705522015291074,"endHours":18.038541996121467,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:42","end":"14:02","startHours":12.706462072799887,"endHours":14.03948205363028,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:22","end":"16:42","startHours":15.372502034460677,"endHours":16.705522015291074,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:52","end":"10:13","startHours":9.862686113695045,"endHours":10.218158108583149,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:49","end":"08:06","startHours":7.818722143088437,"endHours":8.103099738998921,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:21","end":"13:04","startHours":12.350990077911781,"endHours":13.061934067687993,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:57","end":"06:40","startHours":5.952494169925885,"endHours":6.663438159702095,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:29","end":"07:22","startHours":6.485702162258042,"endHours":7.374382149478306,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:12","startHours":14.483822047240412,"endHours":15.194766037016624,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.838541996121467,"endHours":18.238541996121466,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:29","startHours":18.038541996121467,"endHours":18.4828819897316,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.788541996121467,"endHours":19.538541996121467,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:21","end":"01:04","startHours":24.35099007791178,"endHours":25.061934067687993,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:22","end":"08:42","startHours":7.374382149478306,"endHours":8.7074021303087,"quality":"inauspicious"},{"name":"Chala","start":"08:42","end":"10:02","startHours":8.7074021303087,"endHours":10.040422111139096,"quality":"neutral"},{"name":"Labha","start":"10:02","end":"11:22","startHours":10.040422111139096,"endHours":11.37344209196949,"quality":"auspicious"},{"name":"Amṛta","start":"11:22","end":"12:42","startHours":11.37344209196949,"endHours":12.706462072799887,"quality":"auspicious"},{"name":"Kāla","start":"12:42","end":"14:02","startHours":12.706462072799887,"endHours":14.03948205363028,"quality":"inauspicious"},{"name":"Śubha","start":"14:02","end":"15:22","startHours":14.03948205363028,"endHours":15.372502034460677,"quality":"auspicious"},{"name":"Roga","start":"15:22","end":"16:42","startHours":15.372502034460677,"endHours":16.705522015291074,"quality":"inauspicious"},{"name":"Udveg","start":"16:42","end":"18:02","startHours":16.705522015291074,"endHours":18.038541996121467,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:02","end":"19:42","startHours":18.038541996121467,"endHours":19.70552201529107,"quality":"auspicious"},{"name":"Roga","start":"19:42","end":"21:22","startHours":19.70552201529107,"endHours":21.372502034460677,"quality":"inauspicious"},{"name":"Udveg","start":"21:22","end":"23:02","startHours":21.372502034460677,"endHours":23.03948205363028,"quality":"inauspicious"},{"name":"Chala","start":"23:02","end":"00:42","startHours":23.03948205363028,"endHours":24.706462072799887,"quality":"neutral"},{"name":"Labha","start":"00:42","end":"02:22","startHours":24.706462072799887,"endHours":26.37344209196949,"quality":"auspicious"},{"name":"Amṛta","start":"02:22","end":"04:02","startHours":26.37344209196949,"endHours":28.040422111139094,"quality":"auspicious"},{"name":"Kāla","start":"04:02","end":"05:42","startHours":28.040422111139094,"endHours":29.7074021303087,"quality":"inauspicious"},{"name":"Śubha","start":"05:42","end":"07:22","startHours":29.7074021303087,"endHours":31.374382149478308,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:22","end":"08:22","startHours":7.374382149478306,"endHours":8.374382149478306,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:22","end":"09:22","startHours":8.374382149478306,"endHours":9.374382149478306,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:22","end":"10:22","startHours":9.374382149478306,"endHours":10.374382149478306,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:22","end":"11:22","startHours":10.374382149478306,"endHours":11.374382149478306,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:22","end":"12:22","startHours":11.374382149478306,"endHours":12.374382149478306,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:22","end":"13:22","startHours":12.374382149478306,"endHours":13.374382149478306,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:22","end":"14:22","startHours":13.374382149478306,"endHours":14.374382149478306,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:22","end":"15:22","startHours":14.374382149478306,"endHours":15.374382149478306,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:22","end":"16:22","startHours":15.374382149478306,"endHours":16.374382149478308,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:22","end":"17:22","startHours":16.374382149478308,"endHours":17.374382149478308,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:22","end":"18:22","startHours":17.374382149478308,"endHours":18.374382149478308,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:22","end":"19:22","startHours":18.374382149478308,"endHours":19.374382149478308,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:22","end":"20:22","startHours":19.374382149478308,"endHours":20.374382149478308,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:22","end":"21:22","startHours":20.374382149478308,"endHours":21.374382149478308,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:22","end":"22:22","startHours":21.374382149478308,"endHours":22.374382149478308,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:22","end":"23:22","startHours":22.374382149478308,"endHours":23.374382149478308,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:22","end":"00:22","startHours":23.374382149478308,"endHours":24.374382149478308,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:22","end":"01:22","startHours":24.374382149478308,"endHours":25.374382149478308,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:22","end":"02:22","startHours":25.374382149478308,"endHours":26.374382149478308,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:22","end":"03:22","startHours":26.374382149478308,"endHours":27.374382149478308,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:22","end":"04:22","startHours":27.374382149478308,"endHours":28.374382149478308,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:22","end":"05:22","startHours":28.374382149478308,"endHours":29.374382149478308,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:22","end":"06:22","startHours":29.374382149478308,"endHours":30.374382149478308,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:22","end":"07:22","startHours":30.374382149478308,"endHours":31.374382149478308,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-16.215794756681323,"eotMinutes":-14.091724367993354,"ayanamsa":25.9916}},"calendars":{"vikram_samvat":2210,"vikram_samvatsara":"Akṣaya","saka_samvat":2075,"saka_samvatsara":"Pramādī","bengali_samvat":1560,"malayalam_era":1329,"nanakshahi_year":684,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Daśamī · Vikram 2210 Akṣaya · Śaka 2075 Pramādī"},"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":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5}]},"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 February 4, 2153 CE · Phoenix, USA · Vidhyamitra","description":"February 4, 2153 CE for Phoenix, USA: Śukla Daśamī, sūryodaya 07:22, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2153-02-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2153-02-04","sa":"https://sa.vidhyamitra.com/city/phoenix/2153-02-04","hi":"https://hi.vidhyamitra.com/city/phoenix/2153-02-04","x-default":"https://vidhyamitra.com/city/phoenix/2153-02-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:00:46.996Z","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":"2026-05-31T23:00:46.996Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:00:46.996Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}