{"id":"vidhyamitra:city-day:phoenix:2030-01-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2030-01-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2030-01-23","date_display":"January 23, 2030 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":2030,"month":1,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462524.770833,"kali_year":5131,"ahargana":1874059.2708,"sun":{"sidereal_longitude":278.6672,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":140.2575,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":221.5902,"elapsed_within_tithi_degrees":5.5902},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":140.2575,"elapsed_within_degrees":6.9241},"yoga":{"number":5,"name":"Śobhana","sum_longitude":58.9247},"karana":{"half_tithi_index":36,"name":"Bava"},"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":2030,"month":1,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462524.770833,"ahargana":1874059.2708,"kali_year":5131,"ayanamsa_lahiri":24.2729,"grahas":{"sun":{"sidereal_longitude":278.78730199999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":140.596002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false,"latitude":-4.3833},"mars":{"sidereal_longitude":307.36660200000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":253.95460200000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":209.83910200000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":254.06800199999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":23.747101999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":243.3212,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":63.3212,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":2030,"month":1,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462524.770833,"kali_year":5131,"ahargana":1874059.2708,"sun":{"sidereal_longitude":278.6672,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":140.2575,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":221.5902,"elapsed_within_tithi_degrees":5.5902},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":140.2575,"elapsed_within_degrees":6.9241},"yoga":{"number":5,"name":"Śobhana","sum_longitude":58.9247},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.383,"elongation":138.41},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.383,"opposition_distance":41.59}},"eclipse_window_40days":[{"offset_days":-19,"type":"solar","occurs":true,"moon_latitude":1.192,"elongation":0.543}]},"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":"07:30","sunsetLocal":"17:50","solarNoonLocal":"12:40","dayLengthHours":10.343987947412877,"dayLengthDisplay":"10 Hours 20 Mins 38 Secs","nightLengthDisplay":"13 Hours 39 Mins 22 Secs","moonriseLocal":"21:09","moonsetLocal":"09:46","rahuKala":{"name":"Rāhu Kāla","start":"12:40","end":"13:58","startHours":12.66835329300196,"endHours":13.96135178642857,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:47","end":"10:05","startHours":8.789357812722132,"endHours":10.082356306148743,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:23","end":"12:40","startHours":11.375354799575351,"endHours":12.66835329300196,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:55","end":"10:15","startHours":9.909956507025193,"endHours":10.254756105272289,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:56","end":"08:12","startHours":7.927358817104392,"endHours":8.203198495702068,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:19","end":"13:01","startHours":12.323553694754864,"endHours":13.013152891249057,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:07","end":"06:48","startHours":6.117160926307139,"endHours":6.806760122801331,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:38","end":"07:30","startHours":6.634360323677782,"endHours":7.4963593192955225,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:05","startHours":14.39235128423744,"endHours":15.081950480731631,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:38","end":"18:02","startHours":17.6403472667084,"endHours":18.040347266708398,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:50","end":"18:16","startHours":17.8403472667084,"endHours":18.27134676451727,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:35","end":"19:20","startHours":17.5903472667084,"endHours":19.3403472667084,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:19","end":"01:01","startHours":24.323553694754864,"endHours":25.013152891249057,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:30","end":"08:47","startHours":7.4963593192955225,"endHours":8.789357812722132,"quality":"auspicious"},{"name":"Amṛta","start":"08:47","end":"10:05","startHours":8.789357812722132,"endHours":10.082356306148743,"quality":"auspicious"},{"name":"Kāla","start":"10:05","end":"11:23","startHours":10.082356306148743,"endHours":11.375354799575351,"quality":"inauspicious"},{"name":"Śubha","start":"11:23","end":"12:40","startHours":11.375354799575351,"endHours":12.66835329300196,"quality":"auspicious"},{"name":"Roga","start":"12:40","end":"13:58","startHours":12.66835329300196,"endHours":13.96135178642857,"quality":"inauspicious"},{"name":"Udveg","start":"13:58","end":"15:15","startHours":13.96135178642857,"endHours":15.254350279855181,"quality":"inauspicious"},{"name":"Chala","start":"15:15","end":"16:33","startHours":15.254350279855181,"endHours":16.54734877328179,"quality":"neutral"},{"name":"Labha","start":"16:33","end":"17:50","startHours":16.54734877328179,"endHours":17.8403472667084,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:50","end":"19:33","startHours":17.8403472667084,"endHours":19.54734877328179,"quality":"inauspicious"},{"name":"Chala","start":"19:33","end":"21:15","startHours":19.54734877328179,"endHours":21.25435027985518,"quality":"neutral"},{"name":"Labha","start":"21:15","end":"22:58","startHours":21.25435027985518,"endHours":22.96135178642857,"quality":"auspicious"},{"name":"Amṛta","start":"22:58","end":"00:40","startHours":22.96135178642857,"endHours":24.66835329300196,"quality":"auspicious"},{"name":"Kāla","start":"00:40","end":"02:23","startHours":24.66835329300196,"endHours":26.37535479957535,"quality":"inauspicious"},{"name":"Śubha","start":"02:23","end":"04:05","startHours":26.37535479957535,"endHours":28.08235630614874,"quality":"auspicious"},{"name":"Roga","start":"04:05","end":"05:47","startHours":28.08235630614874,"endHours":29.78935781272213,"quality":"inauspicious"},{"name":"Udveg","start":"05:47","end":"07:30","startHours":29.78935781272213,"endHours":31.49635931929552,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:30","end":"08:30","startHours":7.4963593192955225,"endHours":8.496359319295522,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:30","end":"09:30","startHours":8.496359319295522,"endHours":9.496359319295522,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:30","end":"10:30","startHours":9.496359319295522,"endHours":10.496359319295522,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:30","end":"11:30","startHours":10.496359319295522,"endHours":11.496359319295522,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:30","end":"12:30","startHours":11.496359319295522,"endHours":12.496359319295522,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:30","end":"13:30","startHours":12.496359319295522,"endHours":13.496359319295522,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:30","end":"14:30","startHours":13.496359319295522,"endHours":14.496359319295522,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:30","end":"15:30","startHours":14.496359319295522,"endHours":15.496359319295522,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:30","end":"16:30","startHours":15.496359319295522,"endHours":16.49635931929552,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:30","end":"17:30","startHours":16.49635931929552,"endHours":17.49635931929552,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:30","end":"18:30","startHours":17.49635931929552,"endHours":18.49635931929552,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:30","end":"19:30","startHours":18.49635931929552,"endHours":19.49635931929552,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:30","end":"20:30","startHours":19.49635931929552,"endHours":20.49635931929552,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:30","end":"21:30","startHours":20.49635931929552,"endHours":21.49635931929552,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:30","end":"22:30","startHours":21.49635931929552,"endHours":22.49635931929552,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:30","end":"23:30","startHours":22.49635931929552,"endHours":23.49635931929552,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:30","end":"00:30","startHours":23.49635931929552,"endHours":24.49635931929552,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:30","end":"01:30","startHours":24.49635931929552,"endHours":25.49635931929552,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:30","end":"02:30","startHours":25.49635931929552,"endHours":26.49635931929552,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:30","end":"03:30","startHours":26.49635931929552,"endHours":27.49635931929552,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:30","end":"04:30","startHours":27.49635931929552,"endHours":28.49635931929552,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:30","end":"05:30","startHours":28.49635931929552,"endHours":29.49635931929552,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:30","end":"06:30","startHours":29.49635931929552,"endHours":30.49635931929552,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:30","end":"07:30","startHours":30.49635931929552,"endHours":31.49635931929552,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"North (Uttara)","chandraVasa":"West","rahuVasa":"South-West","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-19.471547789895173,"eotMinutes":-11.805197580117738,"ayanamsa":24.2729}},"calendars":{"vikram_samvat":2087,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":1952,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1437,"malayalam_era":1206,"nanakshahi_year":561,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Caturthī · Vikram 2087 Rudhirodgāri · Śaka 1952 Sādhāraṇa"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2},{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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 23, 2030 CE · Phoenix, USA · Vidhyamitra","description":"January 23, 2030 CE for Phoenix, USA: Kṛṣṇa Caturthī, sūryodaya 07:30, sūryāsta 17:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2030-01-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2030-01-23","sa":"https://sa.vidhyamitra.com/city/phoenix/2030-01-23","hi":"https://hi.vidhyamitra.com/city/phoenix/2030-01-23","x-default":"https://vidhyamitra.com/city/phoenix/2030-01-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T08:02:42.624Z","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":"2026-05-15T08:02:42.624Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T08:02:42.624Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}