{"id":"vidhyamitra:city-day:lucknow:1950-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/1950-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1950-04-01","date_display":"April 1, 1950 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":1950,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433372.770833,"kali_year":5051,"ahargana":1844907.2708,"sun":{"sidereal_longitude":347.8733,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":142.8527,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":154.9794,"elapsed_within_tithi_degrees":10.9794},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":142.8527,"elapsed_within_degrees":9.5194},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":130.7261},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1950,"month":4,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2433372.770833,"ahargana":1844907.2708,"kali_year":5051,"ayanamsa_lahiri":23.158,"grahas":{"sun":{"sidereal_longitude":347.591023,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":142.37102300000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false,"latitude":1.906},"mars":{"sidereal_longitude":156.072723,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":352.317023,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":305.07982300000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":302.3439229999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":141.352323,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":347.9345,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":167.9345,"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":1950,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433372.770833,"kali_year":5051,"ahargana":1844907.2708,"sun":{"sidereal_longitude":347.8733,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":142.8527,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":154.9794,"elapsed_within_tithi_degrees":10.9794},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":142.8527,"elapsed_within_degrees":9.5194},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":130.7261},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.906,"elongation":154.979},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.906,"opposition_distance":25.021}},"eclipse_window_40days":[{"offset_days":2,"type":"lunar","occurs":true,"moon_latitude":-0.259,"opposition_distance":1.295},{"offset_days":16,"type":"solar","occurs":true,"moon_latitude":1.098,"elongation":2.321}]},"city":{"slug":"lucknow","name":"Lucknow, Uttar Pradesh","lat":26.8467,"lon":80.9462,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"lucknow","name":"Lucknow, Uttar Pradesh","lat":26.8467,"lon":80.9462,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"05:58","sunsetLocal":"18:23","solarNoonLocal":"12:11","dayLengthHours":12.412653850014308,"dayLengthDisplay":"12 Hours 24 Mins 46 Secs","nightLengthDisplay":"11 Hours 35 Mins 14 Secs","moonriseLocal":"16:15","moonsetLocal":"04:44","rahuKala":{"name":"Rāhu Kāla","start":"09:04","end":"10:37","startHours":9.072828139182281,"endHours":10.624409870434071,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:44","end":"15:17","startHours":13.727573332937649,"endHours":15.279155064189435,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:58","end":"07:31","startHours":5.969664676678705,"endHours":7.5212464079304935,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:52","end":"09:17","startHours":8.865950575015377,"endHours":9.279705703349187,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:29","end":"06:49","startHours":6.486858587095968,"endHours":6.817862689763016,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:35","startHours":11.762236473352049,"endHours":12.589746730019668,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:19","end":"05:09","startHours":4.314644163343464,"endHours":5.142154420011084,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:56","end":"05:58","startHours":4.9352768558441795,"endHours":5.969664676678705,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:15","end":"15:04","startHours":14.24476724335491,"endHours":15.072277500022532,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:11","end":"18:35","startHours":18.182318526693013,"endHours":18.58231852669301,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:23","end":"18:54","startHours":18.382318526693012,"endHours":18.899512437110275,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:08","end":"19:53","startHours":18.132318526693012,"endHours":19.882318526693012,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:35","startHours":23.762236473352047,"endHours":24.58974673001967,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:58","end":"07:31","startHours":5.969664676678705,"endHours":7.5212464079304935,"quality":"inauspicious"},{"name":"Śubha","start":"07:31","end":"09:04","startHours":7.5212464079304935,"endHours":9.072828139182281,"quality":"auspicious"},{"name":"Roga","start":"09:04","end":"10:37","startHours":9.072828139182281,"endHours":10.624409870434071,"quality":"inauspicious"},{"name":"Udveg","start":"10:37","end":"12:11","startHours":10.624409870434071,"endHours":12.175991601685858,"quality":"inauspicious"},{"name":"Chala","start":"12:11","end":"13:44","startHours":12.175991601685858,"endHours":13.727573332937649,"quality":"neutral"},{"name":"Labha","start":"13:44","end":"15:17","startHours":13.727573332937649,"endHours":15.279155064189435,"quality":"auspicious"},{"name":"Amṛta","start":"15:17","end":"16:50","startHours":15.279155064189435,"endHours":16.830736795441226,"quality":"auspicious"},{"name":"Kāla","start":"16:50","end":"18:23","startHours":16.830736795441226,"endHours":18.382318526693012,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:23","end":"19:50","startHours":18.382318526693012,"endHours":19.830736795441226,"quality":"auspicious"},{"name":"Amṛta","start":"19:50","end":"21:17","startHours":19.830736795441226,"endHours":21.279155064189435,"quality":"auspicious"},{"name":"Kāla","start":"21:17","end":"22:44","startHours":21.279155064189435,"endHours":22.727573332937645,"quality":"inauspicious"},{"name":"Śubha","start":"22:44","end":"00:11","startHours":22.727573332937645,"endHours":24.17599160168586,"quality":"auspicious"},{"name":"Roga","start":"00:11","end":"01:37","startHours":24.17599160168586,"endHours":25.62440987043407,"quality":"inauspicious"},{"name":"Udveg","start":"01:37","end":"03:04","startHours":25.62440987043407,"endHours":27.07282813918228,"quality":"inauspicious"},{"name":"Chala","start":"03:04","end":"04:31","startHours":27.07282813918228,"endHours":28.52124640793049,"quality":"neutral"},{"name":"Labha","start":"04:31","end":"05:58","startHours":28.52124640793049,"endHours":29.969664676678704,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:58","end":"06:58","startHours":5.969664676678705,"endHours":6.969664676678705,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:58","end":"07:58","startHours":6.969664676678705,"endHours":7.969664676678705,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:58","end":"08:58","startHours":7.969664676678705,"endHours":8.969664676678704,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:58","end":"09:58","startHours":8.969664676678704,"endHours":9.969664676678704,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:58","end":"10:58","startHours":9.969664676678704,"endHours":10.969664676678704,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:58","end":"11:58","startHours":10.969664676678704,"endHours":11.969664676678704,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:58","end":"12:58","startHours":11.969664676678704,"endHours":12.969664676678704,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:58","end":"13:58","startHours":12.969664676678704,"endHours":13.969664676678704,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:58","end":"14:58","startHours":13.969664676678704,"endHours":14.969664676678704,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:58","end":"15:58","startHours":14.969664676678704,"endHours":15.969664676678704,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:58","end":"16:58","startHours":15.969664676678704,"endHours":16.969664676678704,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:58","end":"17:58","startHours":16.969664676678704,"endHours":17.969664676678704,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:58","end":"18:58","startHours":17.969664676678704,"endHours":18.969664676678704,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:58","end":"19:58","startHours":18.969664676678704,"endHours":19.969664676678704,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:58","end":"20:58","startHours":19.969664676678704,"endHours":20.969664676678704,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:58","end":"21:58","startHours":20.969664676678704,"endHours":21.969664676678704,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:58","end":"22:58","startHours":21.969664676678704,"endHours":22.969664676678704,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:58","end":"23:58","startHours":22.969664676678704,"endHours":23.969664676678704,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:58","end":"00:58","startHours":23.969664676678704,"endHours":24.969664676678704,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:58","end":"01:58","startHours":24.969664676678704,"endHours":25.969664676678704,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:58","end":"02:58","startHours":25.969664676678704,"endHours":26.969664676678704,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:58","end":"03:58","startHours":26.969664676678704,"endHours":27.969664676678704,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:58","end":"04:58","startHours":27.969664676678704,"endHours":28.969664676678704,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:58","end":"05:58","startHours":28.969664676678704,"endHours":29.969664676678704,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvaja","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":4.2541085668200065,"eotMinutes":-4.344296101151456,"ayanamsa":23.158}},"calendars":{"vikram_samvat":2007,"vikram_samvatsara":"Śobhana","saka_samvat":1872,"saka_samvatsara":"Vikṛti","bengali_samvat":1357,"malayalam_era":1126,"nanakshahi_year":481,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","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 Śukla Trayodaśī · Vikram 2007 Śobhana · Śaka 1872 Vikṛti"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"lucknow"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 1, 1950 CE · Lucknow, Uttar Pradesh · Vidhyamitra","description":"April 1, 1950 CE for Lucknow, Uttar Pradesh: Śukla Trayodaśī, sūryodaya 05:58, sūryāsta 18:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/1950-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/1950-04-01","sa":"https://sa.vidhyamitra.com/city/lucknow/1950-04-01","hi":"https://hi.vidhyamitra.com/city/lucknow/1950-04-01","x-default":"https://vidhyamitra.com/city/lucknow/1950-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T23:14:47.974Z","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":"2026-06-01T23:14:47.974Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T23:14:47.974Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}