{"id":"vidhyamitra:city-day:rishikesh:1952-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1952-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1952-01-17","date_display":"January 17, 1952 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":1952,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2434028.770833,"kali_year":5053,"ahargana":1845563.2708,"sun":{"sidereal_longitude":272.7003,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":149.1088,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":236.4085,"elapsed_within_tithi_degrees":8.4085},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":149.1088,"elapsed_within_degrees":2.4421},"yoga":{"number":5,"name":"Śobhana","sum_longitude":61.8091},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1952,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2434028.770833,"ahargana":1845563.2708,"kali_year":5053,"ayanamsa_lahiri":23.1831,"grahas":{"sun":{"sidereal_longitude":272.68495899999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":145.40405899999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false,"latitude":-1.2341},"mars":{"sidereal_longitude":186.034759,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":252.36875899999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":345.401259,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":234.59105899999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":172.037959,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":313.1764,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":133.1764,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":1952,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2434028.770833,"kali_year":5053,"ahargana":1845563.2708,"sun":{"sidereal_longitude":272.7003,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":149.1088,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":236.4085,"elapsed_within_tithi_degrees":8.4085},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":149.1088,"elapsed_within_degrees":2.4421},"yoga":{"number":5,"name":"Śobhana","sum_longitude":61.8091},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.234,"elongation":123.591},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.234,"opposition_distance":56.409}},"eclipse_window_40days":[]},"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":"07:14","sunsetLocal":"17:40","solarNoonLocal":"12:27","dayLengthHours":10.430068945133605,"dayLengthDisplay":"10 Hours 25 Mins 48 Secs","nightLengthDisplay":"13 Hours 34 Mins 12 Secs","moonriseLocal":"21:45","moonsetLocal":"10:11","rahuKala":{"name":"Rāhu Kāla","start":"13:45","end":"15:03","startHours":13.75302009724351,"endHours":15.056778715385212,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:14","end":"08:32","startHours":7.234227006535008,"endHours":8.537985624676708,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:51","end":"11:09","startHours":9.84174424281841,"endHours":11.14550286096011,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:40","end":"10:01","startHours":9.667909760399516,"endHours":10.015578725237303,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:57","startHours":7.668813212582242,"endHours":7.9469483844524715,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:06","end":"12:48","startHours":12.101592514264023,"endHours":12.796930443939598,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:51","end":"06:32","startHours":5.84355114718386,"endHours":6.538889076859434,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:22","end":"07:14","startHours":6.365054594440541,"endHours":7.234227006535008,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:11","end":"14:53","startHours":14.187606303290746,"endHours":14.88294423296632,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:28","end":"17:52","startHours":17.464295951668614,"endHours":17.864295951668613,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:40","end":"18:06","startHours":17.664295951668613,"endHours":18.098882157715845,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:25","end":"19:10","startHours":17.414295951668613,"endHours":19.164295951668613,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:06","end":"00:48","startHours":24.101592514264023,"endHours":24.796930443939598,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:14","end":"08:32","startHours":7.234227006535008,"endHours":8.537985624676708,"quality":"auspicious"},{"name":"Roga","start":"08:32","end":"09:51","startHours":8.537985624676708,"endHours":9.84174424281841,"quality":"inauspicious"},{"name":"Udveg","start":"09:51","end":"11:09","startHours":9.84174424281841,"endHours":11.14550286096011,"quality":"inauspicious"},{"name":"Chala","start":"11:09","end":"12:27","startHours":11.14550286096011,"endHours":12.44926147910181,"quality":"neutral"},{"name":"Labha","start":"12:27","end":"13:45","startHours":12.44926147910181,"endHours":13.75302009724351,"quality":"auspicious"},{"name":"Amṛta","start":"13:45","end":"15:03","startHours":13.75302009724351,"endHours":15.056778715385212,"quality":"auspicious"},{"name":"Kāla","start":"15:03","end":"16:22","startHours":15.056778715385212,"endHours":16.360537333526914,"quality":"inauspicious"},{"name":"Śubha","start":"16:22","end":"17:40","startHours":16.360537333526914,"endHours":17.664295951668613,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:40","end":"19:22","startHours":17.664295951668613,"endHours":19.360537333526914,"quality":"auspicious"},{"name":"Kāla","start":"19:22","end":"21:03","startHours":19.360537333526914,"endHours":21.056778715385214,"quality":"inauspicious"},{"name":"Śubha","start":"21:03","end":"22:45","startHours":21.056778715385214,"endHours":22.75302009724351,"quality":"auspicious"},{"name":"Roga","start":"22:45","end":"00:27","startHours":22.75302009724351,"endHours":24.44926147910181,"quality":"inauspicious"},{"name":"Udveg","start":"00:27","end":"02:09","startHours":24.44926147910181,"endHours":26.14550286096011,"quality":"inauspicious"},{"name":"Chala","start":"02:09","end":"03:51","startHours":26.14550286096011,"endHours":27.841744242818407,"quality":"neutral"},{"name":"Labha","start":"03:51","end":"05:32","startHours":27.841744242818407,"endHours":29.537985624676708,"quality":"auspicious"},{"name":"Amṛta","start":"05:32","end":"07:14","startHours":29.537985624676708,"endHours":31.234227006535008,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.234227006535008,"endHours":8.234227006535008,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.234227006535008,"endHours":9.234227006535008,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.234227006535008,"endHours":10.234227006535008,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.234227006535008,"endHours":11.234227006535008,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.234227006535008,"endHours":12.234227006535008,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.234227006535008,"endHours":13.234227006535008,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.234227006535008,"endHours":14.234227006535008,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.234227006535008,"endHours":15.234227006535008,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.234227006535008,"endHours":16.234227006535008,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.234227006535008,"endHours":17.234227006535008,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.234227006535008,"endHours":18.234227006535008,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.234227006535008,"endHours":19.234227006535008,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.234227006535008,"endHours":20.234227006535008,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.234227006535008,"endHours":21.234227006535008,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.234227006535008,"endHours":22.234227006535008,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.234227006535008,"endHours":23.234227006535008,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.234227006535008,"endHours":24.234227006535008,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.234227006535008,"endHours":25.234227006535008,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.234227006535008,"endHours":26.234227006535008,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.234227006535008,"endHours":27.234227006535008,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.234227006535008,"endHours":28.234227006535008,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.234227006535008,"endHours":29.234227006535008,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.234227006535008,"endHours":30.234227006535008,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.234227006535008,"endHours":31.234227006535008,"planetary_lord":"Moon"}],"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","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"West","rahuVasa":"North-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-20.97006413863129,"eotMinutes":-10.026088746108654,"ayanamsa":23.1831}},"calendars":{"vikram_samvat":2009,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1874,"saka_samvatsara":"Nandana","bengali_samvat":1359,"malayalam_era":1128,"nanakshahi_year":483,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Pañcamī · Vikram 2009 Viśvāvasu · Śaka 1874 Nandana"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"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 January 17, 1952 CE · Ṛṣikeśa · Vidhyamitra","description":"January 17, 1952 CE for Ṛṣikeśa: Kṛṣṇa Pañcamī, sūryodaya 07:14, sūryāsta 17:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1952-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1952-01-17","sa":"https://sa.vidhyamitra.com/city/rishikesh/1952-01-17","hi":"https://hi.vidhyamitra.com/city/rishikesh/1952-01-17","x-default":"https://vidhyamitra.com/city/rishikesh/1952-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T02:49:20.108Z","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":"2026-05-21T02:49:20.108Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T02:49:20.108Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}