{"id":"vidhyamitra:city-day:phoenix:2153-01-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2153-01-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2153-01-31","date_display":"January 31, 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":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507457.770833,"kali_year":5254,"ahargana":1918992.2708,"sun":{"sidereal_longitude":284.9885,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":358.7055,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":73.717,"elapsed_within_tithi_degrees":1.717},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":358.7055,"elapsed_within_degrees":12.0388},"yoga":{"number":22,"name":"Sādhya","sum_longitude":283.694},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2507457.770833,"ahargana":1918992.2708,"kali_year":5254,"ayanamsa_lahiri":25.9915,"grahas":{"sun":{"sidereal_longitude":285.35003099999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":356.371131,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false,"latitude":-1.8179},"mars":{"sidereal_longitude":126.60913100000005,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":287.97003100000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":324.98043099999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":303.675831,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":98.78493100000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":22.5547,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":202.5547,"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":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507457.770833,"kali_year":5254,"ahargana":1918992.2708,"sun":{"sidereal_longitude":284.9885,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":358.7055,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":73.717,"elapsed_within_tithi_degrees":1.717},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":358.7055,"elapsed_within_degrees":12.0388},"yoga":{"number":22,"name":"Sādhya","sum_longitude":283.694},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.818,"elongation":73.717},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.818,"opposition_distance":106.283}},"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":"07:25","sunsetLocal":"17:58","solarNoonLocal":"12:42","dayLengthHours":10.55181289584403,"dayLengthDisplay":"10 Hours 33 Mins 07 Secs","nightLengthDisplay":"13 Hours 26 Mins 53 Secs","moonriseLocal":"11:00","moonsetLocal":"23:52","rahuKala":{"name":"Rāhu Kāla","start":"12:42","end":"14:01","startHours":12.697093142364032,"endHours":14.016069754344537,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:44","end":"10:04","startHours":8.740163306422522,"endHours":10.059139918403027,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:23","end":"12:42","startHours":11.37811653038353,"endHours":12.697093142364032,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:53","end":"10:14","startHours":9.883276370138958,"endHours":10.235003466667093,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:52","end":"08:09","startHours":7.860845565102186,"endHours":8.142227242324694,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:21","end":"13:03","startHours":12.345366045835897,"endHours":13.048820238892167,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:01","end":"06:43","startHours":6.014278308329481,"endHours":6.71773250138575,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:33","end":"07:25","startHours":6.541868953121682,"endHours":7.421186694442018,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:10","startHours":14.455728625004705,"endHours":15.159182818060973,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:46","end":"18:10","startHours":17.772999590286048,"endHours":18.172999590286047,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:58","end":"18:25","startHours":17.972999590286047,"endHours":18.412658460946215,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:43","end":"19:28","startHours":17.722999590286047,"endHours":19.472999590286047,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:21","end":"01:03","startHours":24.3453660458359,"endHours":25.048820238892166,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:25","end":"08:44","startHours":7.421186694442018,"endHours":8.740163306422522,"quality":"auspicious"},{"name":"Amṛta","start":"08:44","end":"10:04","startHours":8.740163306422522,"endHours":10.059139918403027,"quality":"auspicious"},{"name":"Kāla","start":"10:04","end":"11:23","startHours":10.059139918403027,"endHours":11.37811653038353,"quality":"inauspicious"},{"name":"Śubha","start":"11:23","end":"12:42","startHours":11.37811653038353,"endHours":12.697093142364032,"quality":"auspicious"},{"name":"Roga","start":"12:42","end":"14:01","startHours":12.697093142364032,"endHours":14.016069754344537,"quality":"inauspicious"},{"name":"Udveg","start":"14:01","end":"15:20","startHours":14.016069754344537,"endHours":15.335046366325042,"quality":"inauspicious"},{"name":"Chala","start":"15:20","end":"16:39","startHours":15.335046366325042,"endHours":16.654022978305544,"quality":"neutral"},{"name":"Labha","start":"16:39","end":"17:58","startHours":16.654022978305544,"endHours":17.972999590286047,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:58","end":"19:39","startHours":17.972999590286047,"endHours":19.654022978305544,"quality":"inauspicious"},{"name":"Chala","start":"19:39","end":"21:20","startHours":19.654022978305544,"endHours":21.335046366325038,"quality":"neutral"},{"name":"Labha","start":"21:20","end":"23:01","startHours":21.335046366325038,"endHours":23.016069754344535,"quality":"auspicious"},{"name":"Amṛta","start":"23:01","end":"00:42","startHours":23.016069754344535,"endHours":24.697093142364032,"quality":"auspicious"},{"name":"Kāla","start":"00:42","end":"02:23","startHours":24.697093142364032,"endHours":26.37811653038353,"quality":"inauspicious"},{"name":"Śubha","start":"02:23","end":"04:04","startHours":26.37811653038353,"endHours":28.059139918403027,"quality":"auspicious"},{"name":"Roga","start":"04:04","end":"05:44","startHours":28.059139918403027,"endHours":29.74016330642252,"quality":"inauspicious"},{"name":"Udveg","start":"05:44","end":"07:25","startHours":29.74016330642252,"endHours":31.421186694442017,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:25","end":"08:25","startHours":7.421186694442018,"endHours":8.421186694442017,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:25","end":"09:25","startHours":8.421186694442017,"endHours":9.421186694442017,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:25","end":"10:25","startHours":9.421186694442017,"endHours":10.421186694442017,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:25","end":"11:25","startHours":10.421186694442017,"endHours":11.421186694442017,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:25","end":"12:25","startHours":11.421186694442017,"endHours":12.421186694442017,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:25","end":"13:25","startHours":12.421186694442017,"endHours":13.421186694442017,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:25","end":"14:25","startHours":13.421186694442017,"endHours":14.421186694442017,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:25","end":"15:25","startHours":14.421186694442017,"endHours":15.421186694442017,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:25","end":"16:25","startHours":15.421186694442017,"endHours":16.421186694442017,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:25","end":"17:25","startHours":16.421186694442017,"endHours":17.421186694442017,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:25","end":"18:25","startHours":17.421186694442017,"endHours":18.421186694442017,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:25","end":"19:25","startHours":18.421186694442017,"endHours":19.421186694442017,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:25","end":"20:25","startHours":19.421186694442017,"endHours":20.421186694442017,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:25","end":"21:25","startHours":20.421186694442017,"endHours":21.421186694442017,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:25","end":"22:25","startHours":21.421186694442017,"endHours":22.421186694442017,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:25","end":"23:25","startHours":22.421186694442017,"endHours":23.421186694442017,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:25","end":"00:25","startHours":23.421186694442017,"endHours":24.421186694442017,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:25","end":"01:25","startHours":24.421186694442017,"endHours":25.421186694442017,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:25","end":"02:25","startHours":25.421186694442017,"endHours":26.421186694442017,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:25","end":"03:25","startHours":26.421186694442017,"endHours":27.421186694442017,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:25","end":"04:25","startHours":27.421186694442017,"endHours":28.421186694442017,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:25","end":"05:25","startHours":28.421186694442017,"endHours":29.421186694442017,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:25","end":"06:25","startHours":29.421186694442017,"endHours":30.421186694442017,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:25","end":"07:25","startHours":30.421186694442017,"endHours":31.421186694442017,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"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":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Chatra","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":-17.374242335083864,"eotMinutes":-13.52958854184206,"ayanamsa":25.9915}},"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 Saptamī · Vikram 2210 Akṣaya · Śaka 2075 Pramādī"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 January 31, 2153 CE · Phoenix, USA · Vidhyamitra","description":"January 31, 2153 CE for Phoenix, USA: Śukla Saptamī, sūryodaya 07:25, sūryāsta 17:58.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2153-01-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2153-01-31","sa":"https://sa.vidhyamitra.com/city/phoenix/2153-01-31","hi":"https://hi.vidhyamitra.com/city/phoenix/2153-01-31","x-default":"https://vidhyamitra.com/city/phoenix/2153-01-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T03:23:06.656Z","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":"2026-05-31T03:23:06.656Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T03:23:06.656Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}