{"id":"vidhyamitra:city-day:phoenix:2154-04-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2154-04-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2154-04-12","date_display":"April 12, 2154 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":2154,"month":4,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507893.770833,"kali_year":5255,"ahargana":1919428.2708,"sun":{"sidereal_longitude":355.9402,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":347.7982,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":351.858,"elapsed_within_tithi_degrees":3.858},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":347.7982,"elapsed_within_degrees":1.1316},"yoga":{"number":26,"name":"Indra","sum_longitude":343.7385},"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":2154,"month":4,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2507893.770833,"ahargana":1919428.2708,"kali_year":5255,"ayanamsa_lahiri":26.0081,"grahas":{"sun":{"sidereal_longitude":356.152773,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":346.917573,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false,"latitude":-0.9082},"mars":{"sidereal_longitude":347.755473,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":9.50217299999997,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":9.236373000000015,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":25.87377300000003,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":109.53857300000004,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":359.4533,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":179.4533,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"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":2154,"month":4,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507893.770833,"kali_year":5255,"ahargana":1919428.2708,"sun":{"sidereal_longitude":355.9402,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":347.7982,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":351.858,"elapsed_within_tithi_degrees":3.858},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":347.7982,"elapsed_within_degrees":1.1316},"yoga":{"number":26,"name":"Indra","sum_longitude":343.7385},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.908,"elongation":8.142},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.908,"opposition_distance":171.858}},"eclipse_window_40days":[{"offset_days":16,"type":"lunar","occurs":true,"moon_latitude":-0.911,"opposition_distance":1.223}]},"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":"06:02","sunsetLocal":"18:56","solarNoonLocal":"12:29","dayLengthHours":12.902520105748934,"dayLengthDisplay":"12 Hours 54 Mins 09 Secs","nightLengthDisplay":"11 Hours 05 Mins 51 Secs","moonriseLocal":"05:36","moonsetLocal":"18:09","rahuKala":{"name":"Rāhu Kāla","start":"10:53","end":"12:29","startHours":10.876176672773738,"endHours":12.488991685992353,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:43","end":"17:20","startHours":15.714621712429587,"endHours":17.327436725648205,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:39","end":"09:16","startHours":7.650546646336504,"endHours":9.26336165955512,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:29","startHours":9.04831965779264,"endHours":9.478403661317603,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:35","end":"06:55","startHours":6.575336637524092,"endHours":6.919403840344064,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:55","startHours":12.058907682467389,"endHours":12.919075689517317,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:19","end":"05:11","startHours":4.317395619018029,"endHours":5.177563626067958,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:58","end":"06:02","startHours":4.9625216243054755,"endHours":6.037731633117887,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:38","end":"15:30","startHours":14.639411703617174,"endHours":15.499579710667103,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:44","end":"19:08","startHours":18.74025173886682,"endHours":19.14025173886682,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:56","end":"19:29","startHours":18.94025173886682,"endHours":19.477856743273026,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:41","end":"20:26","startHours":18.69025173886682,"endHours":20.44025173886682,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:55","startHours":24.05890768246739,"endHours":24.919075689517317,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:02","end":"07:39","startHours":6.037731633117887,"endHours":7.650546646336504,"quality":"neutral"},{"name":"Labha","start":"07:39","end":"09:16","startHours":7.650546646336504,"endHours":9.26336165955512,"quality":"auspicious"},{"name":"Amṛta","start":"09:16","end":"10:53","startHours":9.26336165955512,"endHours":10.876176672773738,"quality":"auspicious"},{"name":"Kāla","start":"10:53","end":"12:29","startHours":10.876176672773738,"endHours":12.488991685992353,"quality":"inauspicious"},{"name":"Śubha","start":"12:29","end":"14:06","startHours":12.488991685992353,"endHours":14.101806699210972,"quality":"auspicious"},{"name":"Roga","start":"14:06","end":"15:43","startHours":14.101806699210972,"endHours":15.714621712429587,"quality":"inauspicious"},{"name":"Udveg","start":"15:43","end":"17:20","startHours":15.714621712429587,"endHours":17.327436725648205,"quality":"inauspicious"},{"name":"Chala","start":"17:20","end":"18:56","startHours":17.327436725648205,"endHours":18.94025173886682,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:56","end":"20:20","startHours":18.94025173886682,"endHours":20.327436725648205,"quality":"inauspicious"},{"name":"Udveg","start":"20:20","end":"21:43","startHours":20.327436725648205,"endHours":21.714621712429587,"quality":"inauspicious"},{"name":"Chala","start":"21:43","end":"23:06","startHours":21.714621712429587,"endHours":23.101806699210968,"quality":"neutral"},{"name":"Labha","start":"23:06","end":"00:29","startHours":23.101806699210968,"endHours":24.488991685992353,"quality":"auspicious"},{"name":"Amṛta","start":"00:29","end":"01:53","startHours":24.488991685992353,"endHours":25.876176672773738,"quality":"auspicious"},{"name":"Kāla","start":"01:53","end":"03:16","startHours":25.876176672773738,"endHours":27.26336165955512,"quality":"inauspicious"},{"name":"Śubha","start":"03:16","end":"04:39","startHours":27.26336165955512,"endHours":28.6505466463365,"quality":"auspicious"},{"name":"Roga","start":"04:39","end":"06:02","startHours":28.6505466463365,"endHours":30.037731633117886,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:02","end":"07:02","startHours":6.037731633117887,"endHours":7.037731633117887,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:02","end":"08:02","startHours":7.037731633117887,"endHours":8.037731633117886,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:02","end":"09:02","startHours":8.037731633117886,"endHours":9.037731633117886,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:02","end":"10:02","startHours":9.037731633117886,"endHours":10.037731633117886,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:02","end":"11:02","startHours":10.037731633117886,"endHours":11.037731633117886,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:02","end":"12:02","startHours":11.037731633117886,"endHours":12.037731633117886,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:02","end":"13:02","startHours":12.037731633117886,"endHours":13.037731633117886,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:02","end":"14:02","startHours":13.037731633117886,"endHours":14.037731633117886,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:02","end":"15:02","startHours":14.037731633117886,"endHours":15.037731633117886,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:02","end":"16:02","startHours":15.037731633117886,"endHours":16.037731633117886,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:02","end":"17:02","startHours":16.037731633117886,"endHours":17.037731633117886,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:02","end":"18:02","startHours":17.037731633117886,"endHours":18.037731633117886,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:02","end":"19:02","startHours":18.037731633117886,"endHours":19.037731633117886,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:02","end":"20:02","startHours":19.037731633117886,"endHours":20.037731633117886,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:02","end":"21:02","startHours":20.037731633117886,"endHours":21.037731633117886,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:02","end":"22:02","startHours":21.037731633117886,"endHours":22.037731633117886,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:02","end":"23:02","startHours":22.037731633117886,"endHours":23.037731633117886,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:02","end":"00:02","startHours":23.037731633117886,"endHours":24.037731633117886,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:02","end":"01:02","startHours":24.037731633117886,"endHours":25.037731633117886,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:02","end":"02:02","startHours":25.037731633117886,"endHours":26.037731633117886,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:02","end":"03:02","startHours":26.037731633117886,"endHours":27.037731633117886,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:02","end":"04:02","startHours":27.037731633117886,"endHours":28.037731633117886,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:02","end":"05:02","startHours":28.037731633117886,"endHours":29.037731633117886,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:02","end":"06:02","startHours":29.037731633117886,"endHours":30.037731633117886,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.628551277368931,"eotMinutes":-1.043501159541278,"ayanamsa":26.0081}},"calendars":{"vikram_samvat":2211,"vikram_samvatsara":"Prabhava","saka_samvat":2076,"saka_samvatsara":"Ānanda","bengali_samvat":1561,"malayalam_era":1330,"nanakshahi_year":685,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Amāvasyā · Vikram 2211 Prabhava · Śaka 2076 Ānanda"},"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 April 12, 2154 CE · Phoenix, USA · Vidhyamitra","description":"April 12, 2154 CE for Phoenix, USA: Kṛṣṇa Amāvasyā, sūryodaya 06:02, sūryāsta 18:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2154-04-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2154-04-12","sa":"https://sa.vidhyamitra.com/city/phoenix/2154-04-12","hi":"https://hi.vidhyamitra.com/city/phoenix/2154-04-12","x-default":"https://vidhyamitra.com/city/phoenix/2154-04-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T20:58:35.280Z","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":"2026-06-02T20:58:35.280Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T20:58:35.280Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}