{"id":"vidhyamitra:city-day:rishikesh:1941-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1941-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1941-04-01","date_display":"April 1, 1941 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":1941,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2430085.770833,"kali_year":5042,"ahargana":1841620.2708,"sun":{"sidereal_longitude":348.1972,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":37.4669,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":49.2697,"elapsed_within_tithi_degrees":1.2697},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":37.4669,"elapsed_within_degrees":10.8002},"yoga":{"number":2,"name":"Prīti","sum_longitude":25.664},"karana":{"half_tithi_index":8,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1941,"month":4,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2430085.770833,"ahargana":1841620.2708,"kali_year":5042,"ayanamsa_lahiri":23.0323,"grahas":{"sun":{"sidereal_longitude":347.894911,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":33.34441099999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false,"latitude":-3.7016},"mars":{"sidereal_longitude":276.78821100000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":321.839111,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":24.901910999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":344.036711,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":20.636111000000028,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":162.0956,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":342.0956,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":1941,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2430085.770833,"kali_year":5042,"ahargana":1841620.2708,"sun":{"sidereal_longitude":348.1972,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":37.4669,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":49.2697,"elapsed_within_tithi_degrees":1.2697},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":37.4669,"elapsed_within_degrees":10.8002},"yoga":{"number":2,"name":"Prīti","sum_longitude":25.664},"karana":{"half_tithi_index":8,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.702,"elongation":49.27},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.702,"opposition_distance":130.73}},"eclipse_window_40days":[{"offset_days":11,"type":"lunar","occurs":true,"moon_latitude":1.464,"opposition_distance":1.526}]},"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"06:07","sunsetLocal":"18:35","solarNoonLocal":"12:21","dayLengthHours":12.463665033765762,"dayLengthDisplay":"12 Hours 27 Mins 49 Secs","nightLengthDisplay":"11 Hours 32 Mins 11 Secs","moonriseLocal":"08:33","moonsetLocal":"22:13","rahuKala":{"name":"Rāhu Kāla","start":"15:28","end":"17:02","startHours":15.470481193460632,"endHours":17.02843932268135,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:14","end":"10:48","startHours":9.238648676577752,"endHours":10.796606805798472,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:21","end":"13:55","startHours":12.35456493501919,"endHours":13.912523064239913,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:02","end":"09:27","startHours":9.03092092601499,"endHours":9.446376427140514,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:39","end":"06:58","startHours":6.642051794543217,"endHours":6.974416195443638,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:46","startHours":11.939109433893666,"endHours":12.770020436144716,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:28","end":"05:18","startHours":4.460910413634209,"endHours":5.291821415885259,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:05","end":"06:07","startHours":5.084093665322497,"endHours":6.1227324181363105,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:16","startHours":14.43184244064682,"endHours":15.262753442897871,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:23","end":"18:47","startHours":18.386397451902074,"endHours":18.786397451902072,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:35","end":"19:06","startHours":18.586397451902073,"endHours":19.105716828308978,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:20","end":"20:05","startHours":18.336397451902073,"endHours":20.086397451902073,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:46","startHours":23.939109433893666,"endHours":24.770020436144716,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:07","end":"07:41","startHours":6.1227324181363105,"endHours":7.680690547357031,"quality":"inauspicious"},{"name":"Udveg","start":"07:41","end":"09:14","startHours":7.680690547357031,"endHours":9.238648676577752,"quality":"inauspicious"},{"name":"Chala","start":"09:14","end":"10:48","startHours":9.238648676577752,"endHours":10.796606805798472,"quality":"neutral"},{"name":"Labha","start":"10:48","end":"12:21","startHours":10.796606805798472,"endHours":12.35456493501919,"quality":"auspicious"},{"name":"Amṛta","start":"12:21","end":"13:55","startHours":12.35456493501919,"endHours":13.912523064239913,"quality":"auspicious"},{"name":"Kāla","start":"13:55","end":"15:28","startHours":13.912523064239913,"endHours":15.470481193460632,"quality":"inauspicious"},{"name":"Śubha","start":"15:28","end":"17:02","startHours":15.470481193460632,"endHours":17.02843932268135,"quality":"auspicious"},{"name":"Roga","start":"17:02","end":"18:35","startHours":17.02843932268135,"endHours":18.586397451902073,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:35","end":"20:02","startHours":18.586397451902073,"endHours":20.028439322681354,"quality":"inauspicious"},{"name":"Śubha","start":"20:02","end":"21:28","startHours":20.028439322681354,"endHours":21.470481193460632,"quality":"auspicious"},{"name":"Roga","start":"21:28","end":"22:55","startHours":21.470481193460632,"endHours":22.912523064239913,"quality":"inauspicious"},{"name":"Udveg","start":"22:55","end":"00:21","startHours":22.912523064239913,"endHours":24.35456493501919,"quality":"inauspicious"},{"name":"Chala","start":"00:21","end":"01:48","startHours":24.35456493501919,"endHours":25.796606805798472,"quality":"neutral"},{"name":"Labha","start":"01:48","end":"03:14","startHours":25.796606805798472,"endHours":27.238648676577753,"quality":"auspicious"},{"name":"Amṛta","start":"03:14","end":"04:41","startHours":27.238648676577753,"endHours":28.68069054735703,"quality":"auspicious"},{"name":"Kāla","start":"04:41","end":"06:07","startHours":28.68069054735703,"endHours":30.12273241813631,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.1227324181363105,"endHours":7.1227324181363105,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.1227324181363105,"endHours":8.12273241813631,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.12273241813631,"endHours":9.12273241813631,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.12273241813631,"endHours":10.12273241813631,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.12273241813631,"endHours":11.12273241813631,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.12273241813631,"endHours":12.12273241813631,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.12273241813631,"endHours":13.12273241813631,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.12273241813631,"endHours":14.12273241813631,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.12273241813631,"endHours":15.12273241813631,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.12273241813631,"endHours":16.12273241813631,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.12273241813631,"endHours":17.12273241813631,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.12273241813631,"endHours":18.12273241813631,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.12273241813631,"endHours":19.12273241813631,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.12273241813631,"endHours":20.12273241813631,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.12273241813631,"endHours":21.12273241813631,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.12273241813631,"endHours":22.12273241813631,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.12273241813631,"endHours":23.12273241813631,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.12273241813631,"endHours":24.12273241813631,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.12273241813631,"endHours":25.12273241813631,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.12273241813631,"endHours":26.12273241813631,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.12273241813631,"endHours":27.12273241813631,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.12273241813631,"endHours":28.12273241813631,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.12273241813631,"endHours":29.12273241813631,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.12273241813631,"endHours":30.12273241813631,"planetary_lord":"Saturn"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":4.323911003731914,"eotMinutes":-4.344296101151456,"ayanamsa":23.0323}},"calendars":{"vikram_samvat":1998,"vikram_samvatsara":"Jaya","saka_samvat":1863,"saka_samvatsara":"Vṛṣa","bengali_samvat":1348,"malayalam_era":1117,"nanakshahi_year":472,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Pañcamī · Vikram 1998 Jaya · Śaka 1863 Vṛṣa"},"festivals":[{"id":"ramanuja-jayanti","name":"Rāmānujācārya Jayantī","name_sanskrit":"रामानुजाचार्य जयन्ती","tradition":"Vaishnava","associated_deity":"Rāmānujācārya (Viśiṣṭādvaita)","significance":"Birth of Rāmānujācārya; Viśiṣṭādvaita-pratiṣṭhāpaka. Caitra Śukla 5.","vrata":false,"detection":{"tithi_number":5,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":3},{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"rishikesh"},"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, 1941 CE · Ṛṣikeśa · Vidhyamitra","description":"April 1, 1941 CE for Ṛṣikeśa: Śukla Pañcamī, sūryodaya 06:07, sūryāsta 18:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1941-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1941-04-01","sa":"https://sa.vidhyamitra.com/city/rishikesh/1941-04-01","hi":"https://hi.vidhyamitra.com/city/rishikesh/1941-04-01","x-default":"https://vidhyamitra.com/city/rishikesh/1941-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T01:45:54.024Z","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":"2026-05-22T01:45:54.024Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T01:45:54.024Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}