{"id":"vidhyamitra:city-day:phoenix:1990-01-26:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1990-01-26","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1990-01-26","date_display":"January 26, 1990 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":1990,"month":1,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447917.770833,"kali_year":5091,"ahargana":1859452.2708,"sun":{"sidereal_longitude":282.0995,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":271.6733,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":349.5738,"elapsed_within_tithi_degrees":1.5738},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":271.6733,"elapsed_within_degrees":5.0067},"yoga":{"number":15,"name":"Vajra","sum_longitude":193.7729},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1990,"month":1,"day":26,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2447917.770833,"ahargana":1859452.2708,"kali_year":5091,"ayanamsa_lahiri":23.7143,"grahas":{"sun":{"sidereal_longitude":282.10159699999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"moon":{"sidereal_longitude":272.778597,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false,"latitude":-1.9426},"mars":{"sidereal_longitude":243.87329699999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":258.044497,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":68.69439699999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":270.75839700000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":264.598297,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":297.2704,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":117.2704,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"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":1990,"month":1,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447917.770833,"kali_year":5091,"ahargana":1859452.2708,"sun":{"sidereal_longitude":282.0995,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":271.6733,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":349.5738,"elapsed_within_tithi_degrees":1.5738},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":271.6733,"elapsed_within_degrees":5.0067},"yoga":{"number":15,"name":"Vajra","sum_longitude":193.7729},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.943,"elongation":10.426},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.943,"opposition_distance":169.574}},"eclipse_window_40days":[{"offset_days":1,"type":"solar","occurs":true,"moon_latitude":-0.956,"elongation":1.82}]},"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":"07:29","sunsetLocal":"17:53","solarNoonLocal":"12:41","dayLengthHours":10.409652212141559,"dayLengthDisplay":"10 Hours 24 Mins 35 Secs","nightLengthDisplay":"13 Hours 35 Mins 25 Secs","moonriseLocal":"06:59","moonsetLocal":"17:08","rahuKala":{"name":"Rāhu Kāla","start":"11:23","end":"12:41","startHours":11.379439897709481,"endHours":12.680646424227177,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:17","end":"16:35","startHours":15.283059477262565,"endHours":16.58426600378026,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:47","end":"10:05","startHours":8.777026844674092,"endHours":10.078233371191786,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:54","end":"10:15","startHours":9.904739167656095,"endHours":10.251727574727479,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:55","end":"08:11","startHours":7.9095558269956285,"endHours":8.187146552652736,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:20","end":"13:02","startHours":12.333658017155791,"endHours":13.027634831298563,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:05","end":"06:47","startHours":6.0878666898708556,"endHours":6.781843504013627,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:37","end":"07:29","startHours":6.608349300477934,"endHours":7.475820318156397,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:07","startHours":14.415588459584104,"endHours":15.109565273726874,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:41","end":"18:05","startHours":17.685472530297957,"endHours":18.085472530297956,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:53","end":"18:19","startHours":17.885472530297957,"endHours":18.319208039137187,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:38","end":"19:23","startHours":17.635472530297957,"endHours":19.385472530297957,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:20","end":"01:02","startHours":24.33365801715579,"endHours":25.027634831298563,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:29","end":"08:47","startHours":7.475820318156397,"endHours":8.777026844674092,"quality":"neutral"},{"name":"Labha","start":"08:47","end":"10:05","startHours":8.777026844674092,"endHours":10.078233371191786,"quality":"auspicious"},{"name":"Amṛta","start":"10:05","end":"11:23","startHours":10.078233371191786,"endHours":11.379439897709481,"quality":"auspicious"},{"name":"Kāla","start":"11:23","end":"12:41","startHours":11.379439897709481,"endHours":12.680646424227177,"quality":"inauspicious"},{"name":"Śubha","start":"12:41","end":"13:59","startHours":12.680646424227177,"endHours":13.981852950744871,"quality":"auspicious"},{"name":"Roga","start":"13:59","end":"15:17","startHours":13.981852950744871,"endHours":15.283059477262565,"quality":"inauspicious"},{"name":"Udveg","start":"15:17","end":"16:35","startHours":15.283059477262565,"endHours":16.58426600378026,"quality":"inauspicious"},{"name":"Chala","start":"16:35","end":"17:53","startHours":16.58426600378026,"endHours":17.885472530297957,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:53","end":"19:35","startHours":17.885472530297957,"endHours":19.58426600378026,"quality":"inauspicious"},{"name":"Udveg","start":"19:35","end":"21:17","startHours":19.58426600378026,"endHours":21.28305947726257,"quality":"inauspicious"},{"name":"Chala","start":"21:17","end":"22:59","startHours":21.28305947726257,"endHours":22.981852950744873,"quality":"neutral"},{"name":"Labha","start":"22:59","end":"00:41","startHours":22.981852950744873,"endHours":24.680646424227177,"quality":"auspicious"},{"name":"Amṛta","start":"00:41","end":"02:23","startHours":24.680646424227177,"endHours":26.37943989770948,"quality":"auspicious"},{"name":"Kāla","start":"02:23","end":"04:05","startHours":26.37943989770948,"endHours":28.078233371191786,"quality":"inauspicious"},{"name":"Śubha","start":"04:05","end":"05:47","startHours":28.078233371191786,"endHours":29.777026844674094,"quality":"auspicious"},{"name":"Roga","start":"05:47","end":"07:29","startHours":29.777026844674094,"endHours":31.475820318156398,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:29","end":"08:29","startHours":7.475820318156397,"endHours":8.475820318156398,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:29","end":"09:29","startHours":8.475820318156398,"endHours":9.475820318156398,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:29","end":"10:29","startHours":9.475820318156398,"endHours":10.475820318156398,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:29","end":"11:29","startHours":10.475820318156398,"endHours":11.475820318156398,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:29","end":"12:29","startHours":11.475820318156398,"endHours":12.475820318156398,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:29","end":"13:29","startHours":12.475820318156398,"endHours":13.475820318156398,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:29","end":"14:29","startHours":13.475820318156398,"endHours":14.475820318156398,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:29","end":"15:29","startHours":14.475820318156398,"endHours":15.475820318156398,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:29","end":"16:29","startHours":15.475820318156398,"endHours":16.475820318156398,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:29","end":"17:29","startHours":16.475820318156398,"endHours":17.475820318156398,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:29","end":"18:29","startHours":17.475820318156398,"endHours":18.475820318156398,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:29","end":"19:29","startHours":18.475820318156398,"endHours":19.475820318156398,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:29","end":"20:29","startHours":19.475820318156398,"endHours":20.475820318156398,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:29","end":"21:29","startHours":20.475820318156398,"endHours":21.475820318156398,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:29","end":"22:29","startHours":21.475820318156398,"endHours":22.475820318156398,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:29","end":"23:29","startHours":22.475820318156398,"endHours":23.475820318156398,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:29","end":"00:29","startHours":23.475820318156398,"endHours":24.475820318156398,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:29","end":"01:29","startHours":24.475820318156398,"endHours":25.475820318156398,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:29","end":"02:29","startHours":25.475820318156398,"endHours":26.475820318156398,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:29","end":"03:29","startHours":26.475820318156398,"endHours":27.475820318156398,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:29","end":"04:29","startHours":27.475820318156398,"endHours":28.475820318156398,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:29","end":"05:29","startHours":28.475820318156398,"endHours":29.475820318156398,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:29","end":"06:29","startHours":29.475820318156398,"endHours":30.475820318156398,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:29","end":"07:29","startHours":30.475820318156398,"endHours":31.475820318156398,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Mānasa","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":-18.81550411720136,"eotMinutes":-12.542785453630707,"ayanamsa":23.7143}},"calendars":{"vikram_samvat":2047,"vikram_samvatsara":"Subhānu","saka_samvat":1912,"saka_samvatsara":"Pramoda","bengali_samvat":1397,"malayalam_era":1166,"nanakshahi_year":521,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","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 Kṛṣṇa Amāvasyā · Vikram 2047 Subhānu · Śaka 1912 Pramoda"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","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 January 26, 1990 CE · Phoenix, USA · Vidhyamitra","description":"January 26, 1990 CE for Phoenix, USA: Kṛṣṇa Amāvasyā, sūryodaya 07:29, sūryāsta 17:53.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1990-01-26","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1990-01-26","sa":"https://sa.vidhyamitra.com/city/phoenix/1990-01-26","hi":"https://hi.vidhyamitra.com/city/phoenix/1990-01-26","x-default":"https://vidhyamitra.com/city/phoenix/1990-01-26"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T11:10:37.188Z","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":"2026-05-31T11:10:37.188Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T11:10:37.188Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}