{"id":"vidhyamitra:city-day:phoenix:2136-04-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2136-04-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2136-04-20","date_display":"April 20, 2136 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":2136,"month":4,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501327.770833,"kali_year":5238,"ahargana":1912862.2708,"sun":{"sidereal_longitude":4.3936,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":228.164,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":223.7703,"elapsed_within_tithi_degrees":7.7703},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":228.164,"elapsed_within_degrees":1.4973},"yoga":{"number":18,"name":"Varīyān","sum_longitude":232.5576},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":2136,"month":4,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2501327.770833,"ahargana":1912862.2708,"kali_year":5238,"ayanamsa_lahiri":25.757,"grahas":{"sun":{"sidereal_longitude":4.594042000000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":231.37454200000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false,"latitude":-3.9277},"mars":{"sidereal_longitude":99.50524200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":345.984042,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":183.69784200000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":358.943942,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":256.091942,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":347.3516,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":167.3516,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":2136,"month":4,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501327.770833,"kali_year":5238,"ahargana":1912862.2708,"sun":{"sidereal_longitude":4.3936,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":228.164,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":223.7703,"elapsed_within_tithi_degrees":7.7703},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":228.164,"elapsed_within_degrees":1.4973},"yoga":{"number":18,"name":"Varīyān","sum_longitude":232.5576},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.928,"elongation":136.23},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.928,"opposition_distance":43.77}},"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":"05:52","sunsetLocal":"19:03","solarNoonLocal":"12:27","dayLengthHours":13.175860394009142,"dayLengthDisplay":"13 Hours 10 Mins 33 Secs","nightLengthDisplay":"10 Hours 49 Mins 27 Secs","moonriseLocal":"22:36","moonsetLocal":"08:33","rahuKala":{"name":"Rāhu Kāla","start":"10:49","end":"12:27","startHours":10.80848805965484,"endHours":12.455470608905983,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:45","end":"17:24","startHours":15.749435707408267,"endHours":17.396418256659413,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:31","end":"09:10","startHours":7.514522961152554,"endHours":9.161505510403696,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:23","startHours":8.941907837170211,"endHours":9.381103183637183,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:25","end":"06:46","startHours":6.416534594985126,"endHours":6.767890872158703,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:54","startHours":12.016275262439011,"endHours":12.894665955372956,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:07","end":"04:59","startHours":4.110759026033526,"endHours":4.989149718967469,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:46","end":"05:52","startHours":4.769552045733983,"endHours":5.867540411901412,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:32","startHours":14.65144734124084,"endHours":15.529838034174782,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:51","end":"19:15","startHours":18.843400805910555,"endHours":19.243400805910554,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:03","end":"19:36","startHours":19.043400805910554,"endHours":19.59239498899427,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:48","end":"20:33","startHours":18.793400805910554,"endHours":20.543400805910554,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:54","startHours":24.016275262439013,"endHours":24.894665955372954,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:52","end":"07:31","startHours":5.867540411901412,"endHours":7.514522961152554,"quality":"neutral"},{"name":"Labha","start":"07:31","end":"09:10","startHours":7.514522961152554,"endHours":9.161505510403696,"quality":"auspicious"},{"name":"Amṛta","start":"09:10","end":"10:49","startHours":9.161505510403696,"endHours":10.80848805965484,"quality":"auspicious"},{"name":"Kāla","start":"10:49","end":"12:27","startHours":10.80848805965484,"endHours":12.455470608905983,"quality":"inauspicious"},{"name":"Śubha","start":"12:27","end":"14:06","startHours":12.455470608905983,"endHours":14.102453158157125,"quality":"auspicious"},{"name":"Roga","start":"14:06","end":"15:45","startHours":14.102453158157125,"endHours":15.749435707408267,"quality":"inauspicious"},{"name":"Udveg","start":"15:45","end":"17:24","startHours":15.749435707408267,"endHours":17.396418256659413,"quality":"inauspicious"},{"name":"Chala","start":"17:24","end":"19:03","startHours":17.396418256659413,"endHours":19.043400805910554,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:03","end":"20:24","startHours":19.043400805910554,"endHours":20.396418256659413,"quality":"inauspicious"},{"name":"Udveg","start":"20:24","end":"21:45","startHours":20.396418256659413,"endHours":21.749435707408267,"quality":"inauspicious"},{"name":"Chala","start":"21:45","end":"23:06","startHours":21.749435707408267,"endHours":23.102453158157125,"quality":"neutral"},{"name":"Labha","start":"23:06","end":"00:27","startHours":23.102453158157125,"endHours":24.455470608905983,"quality":"auspicious"},{"name":"Amṛta","start":"00:27","end":"01:49","startHours":24.455470608905983,"endHours":25.80848805965484,"quality":"auspicious"},{"name":"Kāla","start":"01:49","end":"03:10","startHours":25.80848805965484,"endHours":27.1615055104037,"quality":"inauspicious"},{"name":"Śubha","start":"03:10","end":"04:31","startHours":27.1615055104037,"endHours":28.514522961152554,"quality":"auspicious"},{"name":"Roga","start":"04:31","end":"05:52","startHours":28.514522961152554,"endHours":29.867540411901413,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:52","end":"06:52","startHours":5.867540411901412,"endHours":6.867540411901412,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:52","end":"07:52","startHours":6.867540411901412,"endHours":7.867540411901412,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:52","end":"08:52","startHours":7.867540411901412,"endHours":8.867540411901413,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:52","end":"09:52","startHours":8.867540411901413,"endHours":9.867540411901413,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:52","end":"10:52","startHours":9.867540411901413,"endHours":10.867540411901413,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:52","end":"11:52","startHours":10.867540411901413,"endHours":11.867540411901413,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:52","end":"12:52","startHours":11.867540411901413,"endHours":12.867540411901413,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:52","end":"13:52","startHours":12.867540411901413,"endHours":13.867540411901413,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:52","end":"14:52","startHours":13.867540411901413,"endHours":14.867540411901413,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:52","end":"15:52","startHours":14.867540411901413,"endHours":15.867540411901413,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:52","end":"16:52","startHours":15.867540411901413,"endHours":16.867540411901413,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:52","end":"17:52","startHours":16.867540411901413,"endHours":17.867540411901413,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:52","end":"18:52","startHours":17.867540411901413,"endHours":18.867540411901413,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:52","end":"19:52","startHours":18.867540411901413,"endHours":19.867540411901413,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:52","end":"20:52","startHours":19.867540411901413,"endHours":20.867540411901413,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:52","end":"21:52","startHours":20.867540411901413,"endHours":21.867540411901413,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:52","end":"22:52","startHours":21.867540411901413,"endHours":22.867540411901413,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:52","end":"23:52","startHours":22.867540411901413,"endHours":23.867540411901413,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:52","end":"00:52","startHours":23.867540411901413,"endHours":24.867540411901413,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:52","end":"01:52","startHours":24.867540411901413,"endHours":25.867540411901413,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:52","end":"02:52","startHours":25.867540411901413,"endHours":26.867540411901413,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:52","end":"03:52","startHours":26.867540411901413,"endHours":27.867540411901413,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:52","end":"04:52","startHours":27.867540411901413,"endHours":28.867540411901413,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:52","end":"05:52","startHours":28.867540411901413,"endHours":29.867540411901413,"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":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"South-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":11.593854556444272,"eotMinutes":0.9677634656409275,"ayanamsa":25.757}},"calendars":{"vikram_samvat":2193,"vikram_samvatsara":"Saumya","saka_samvat":2058,"saka_samvatsara":"Durmukhi","bengali_samvat":1543,"malayalam_era":1312,"nanakshahi_year":667,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Caturthī · Vikram 2193 Saumya · Śaka 2058 Durmukhi"},"festivals":[{"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":"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 Jyeṣṭhā","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 20, 2136 CE · Phoenix, USA · Vidhyamitra","description":"April 20, 2136 CE for Phoenix, USA: Kṛṣṇa Caturthī, sūryodaya 05:52, sūryāsta 19:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2136-04-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2136-04-20","sa":"https://sa.vidhyamitra.com/city/phoenix/2136-04-20","hi":"https://hi.vidhyamitra.com/city/phoenix/2136-04-20","x-default":"https://vidhyamitra.com/city/phoenix/2136-04-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T01:49:31.077Z","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":"2026-05-31T01:49:31.077Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T01:49:31.077Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}