{"id":"vidhyamitra:city-day:rishikesh:1952-08-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1952-08-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1952-08-12","date_display":"August 12, 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":8,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2434236.770833,"kali_year":5054,"ahargana":1845771.2708,"sun":{"sidereal_longitude":115.5862,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":16.3896,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":260.8034,"elapsed_within_tithi_degrees":8.8034},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1,"moon_longitude":16.3896,"elapsed_within_degrees":3.0563},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":131.9757},"karana":{"half_tithi_index":43,"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":1952,"month":8,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2434236.770833,"ahargana":1845771.2708,"kali_year":5054,"ayanamsa_lahiri":23.191,"grahas":{"sun":{"sidereal_longitude":116.072112,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":19.704812000000004,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false,"latitude":4.3304},"mars":{"sidereal_longitude":208.57741199999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":118.011012,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":26.947812,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":130.013912,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":168.31171199999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":302.1556,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":122.1556,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"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":8,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2434236.770833,"kali_year":5054,"ahargana":1845771.2708,"sun":{"sidereal_longitude":115.5862,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":16.3896,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":260.8034,"elapsed_within_tithi_degrees":8.8034},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1,"moon_longitude":16.3896,"elapsed_within_degrees":3.0563},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":131.9757},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.33,"elongation":99.197},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.33,"opposition_distance":80.803}},"eclipse_window_40days":[{"offset_days":-6,"type":"lunar","occurs":true,"moon_latitude":-0.77,"opposition_distance":2.743}]},"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":"05:42","sunsetLocal":"19:02","solarNoonLocal":"12:22","dayLengthHours":13.329190785819655,"dayLengthDisplay":"13 Hours 19 Mins 45 Secs","nightLengthDisplay":"10 Hours 40 Mins 15 Secs","moonriseLocal":"23:16","moonsetLocal":"12:37","rahuKala":{"name":"Rāhu Kāla","start":"15:42","end":"17:22","startHours":15.693444377052298,"endHours":17.359593225279756,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:02","end":"10:42","startHours":9.02884898414247,"endHours":10.694997832369928,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:22","end":"14:02","startHours":12.361146680597386,"endHours":14.027295528824844,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:15","startHours":8.80669580437881,"endHours":9.251002163906133,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:36","startHours":6.25193423709671,"endHours":6.6073793247185675,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:48","startHours":11.916840321070064,"endHours":12.805453040124709,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:55","end":"04:48","startHours":3.9193258495782706,"endHours":4.807938568632914,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:35","end":"05:42","startHours":4.585785388869253,"endHours":5.696551287687558,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:35","end":"15:28","startHours":14.582678478233994,"endHours":15.471291197288638,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:50","end":"19:14","startHours":18.825742073507215,"endHours":19.225742073507213,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:02","end":"19:35","startHours":19.025742073507214,"endHours":19.581125022916368,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:47","end":"20:32","startHours":18.775742073507214,"endHours":20.525742073507214,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:48","startHours":23.916840321070065,"endHours":24.805453040124707,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:42","end":"07:22","startHours":5.696551287687558,"endHours":7.362700135915015,"quality":"inauspicious"},{"name":"Udveg","start":"07:22","end":"09:02","startHours":7.362700135915015,"endHours":9.02884898414247,"quality":"inauspicious"},{"name":"Chala","start":"09:02","end":"10:42","startHours":9.02884898414247,"endHours":10.694997832369928,"quality":"neutral"},{"name":"Labha","start":"10:42","end":"12:22","startHours":10.694997832369928,"endHours":12.361146680597386,"quality":"auspicious"},{"name":"Amṛta","start":"12:22","end":"14:02","startHours":12.361146680597386,"endHours":14.027295528824844,"quality":"auspicious"},{"name":"Kāla","start":"14:02","end":"15:42","startHours":14.027295528824844,"endHours":15.693444377052298,"quality":"inauspicious"},{"name":"Śubha","start":"15:42","end":"17:22","startHours":15.693444377052298,"endHours":17.359593225279756,"quality":"auspicious"},{"name":"Roga","start":"17:22","end":"19:02","startHours":17.359593225279756,"endHours":19.025742073507214,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:02","end":"20:22","startHours":19.025742073507214,"endHours":20.359593225279756,"quality":"inauspicious"},{"name":"Śubha","start":"20:22","end":"21:42","startHours":20.359593225279756,"endHours":21.6934443770523,"quality":"auspicious"},{"name":"Roga","start":"21:42","end":"23:02","startHours":21.6934443770523,"endHours":23.027295528824844,"quality":"inauspicious"},{"name":"Udveg","start":"23:02","end":"00:22","startHours":23.027295528824844,"endHours":24.361146680597386,"quality":"inauspicious"},{"name":"Chala","start":"00:22","end":"01:42","startHours":24.361146680597386,"endHours":25.69499783236993,"quality":"neutral"},{"name":"Labha","start":"01:42","end":"03:02","startHours":25.69499783236993,"endHours":27.02884898414247,"quality":"auspicious"},{"name":"Amṛta","start":"03:02","end":"04:22","startHours":27.02884898414247,"endHours":28.362700135915016,"quality":"auspicious"},{"name":"Kāla","start":"04:22","end":"05:42","startHours":28.362700135915016,"endHours":29.69655128768756,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:42","end":"06:42","startHours":5.696551287687558,"endHours":6.696551287687558,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:42","end":"07:42","startHours":6.696551287687558,"endHours":7.696551287687558,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:42","end":"08:42","startHours":7.696551287687558,"endHours":8.696551287687559,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:42","end":"09:42","startHours":8.696551287687559,"endHours":9.696551287687559,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:42","end":"10:42","startHours":9.696551287687559,"endHours":10.696551287687559,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:42","end":"11:42","startHours":10.696551287687559,"endHours":11.696551287687559,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:42","end":"12:42","startHours":11.696551287687559,"endHours":12.696551287687559,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:42","end":"13:42","startHours":12.696551287687559,"endHours":13.696551287687559,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:42","end":"14:42","startHours":13.696551287687559,"endHours":14.696551287687559,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:42","end":"15:42","startHours":14.696551287687559,"endHours":15.696551287687559,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:42","end":"16:42","startHours":15.696551287687559,"endHours":16.69655128768756,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:42","end":"17:42","startHours":16.69655128768756,"endHours":17.69655128768756,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:42","end":"18:42","startHours":17.69655128768756,"endHours":18.69655128768756,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:42","end":"19:42","startHours":18.69655128768756,"endHours":19.69655128768756,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:42","end":"20:42","startHours":19.69655128768756,"endHours":20.69655128768756,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:42","end":"21:42","startHours":20.69655128768756,"endHours":21.69655128768756,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:42","end":"22:42","startHours":21.69655128768756,"endHours":22.69655128768756,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:42","end":"23:42","startHours":22.69655128768756,"endHours":23.69655128768756,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:42","end":"00:42","startHours":23.69655128768756,"endHours":24.69655128768756,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:42","end":"01:42","startHours":24.69655128768756,"endHours":25.69655128768756,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:42","end":"02:42","startHours":25.69655128768756,"endHours":26.69655128768756,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:42","end":"03:42","startHours":26.69655128768756,"endHours":27.69655128768756,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:42","end":"04:42","startHours":27.69655128768756,"endHours":28.69655128768756,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:42","end":"05:42","startHours":28.69655128768756,"endHours":29.69655128768756,"planetary_lord":"Saturn"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":15.043646158530132,"eotMinutes":-4.739200835843176,"ayanamsa":23.191}},"calendars":{"vikram_samvat":2009,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1874,"saka_samvatsara":"Nandana","bengali_samvat":1359,"malayalam_era":1128,"nanakshahi_year":483,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Saptamī · Vikram 2009 Viśvāvasu · Śaka 1874 Nandana"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2}],"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":[]},"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 August 12, 1952 CE · Ṛṣikeśa · Vidhyamitra","description":"August 12, 1952 CE for Ṛṣikeśa: Kṛṣṇa Saptamī, sūryodaya 05:42, sūryāsta 19:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1952-08-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1952-08-12","sa":"https://sa.vidhyamitra.com/city/rishikesh/1952-08-12","hi":"https://hi.vidhyamitra.com/city/rishikesh/1952-08-12","x-default":"https://vidhyamitra.com/city/rishikesh/1952-08-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T13:21:05.282Z","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":"2026-05-22T13:21:05.282Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T13:21:05.282Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}