{"id":"vidhyamitra:city-day:rishikesh:1959-07-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1959-07-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1959-07-23","date_display":"July 23, 1959 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":1959,"month":7,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2436772.770833,"kali_year":5061,"ahargana":1848307.2708,"sun":{"sidereal_longitude":95.7893,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":313.791,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":218.0017,"elapsed_within_tithi_degrees":2.0017},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":313.791,"elapsed_within_degrees":7.1243},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":49.5803},"karana":{"half_tithi_index":36,"name":"Bava"},"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":1959,"month":7,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2436772.770833,"ahargana":1848307.2708,"kali_year":5061,"ayanamsa_lahiri":23.288,"grahas":{"sun":{"sidereal_longitude":96.17231800000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"moon":{"sidereal_longitude":313.545218,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false,"latitude":2.5143},"mars":{"sidereal_longitude":128.855318,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":116.72191799999996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":209.49131799999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":137.46261800000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":249.17481799999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":167.7861,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":347.7861,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":1959,"month":7,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2436772.770833,"kali_year":5061,"ahargana":1848307.2708,"sun":{"sidereal_longitude":95.7893,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":313.791,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":218.0017,"elapsed_within_tithi_degrees":2.0017},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":313.791,"elapsed_within_degrees":7.1243},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":49.5803},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.514,"elongation":141.998},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.514,"opposition_distance":38.002}},"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":"05:29","sunsetLocal":"19:17","solarNoonLocal":"12:23","dayLengthHours":13.786949558609475,"dayLengthDisplay":"13 Hours 47 Mins 13 Secs","nightLengthDisplay":"10 Hours 12 Mins 47 Secs","moonriseLocal":"21:11","moonsetLocal":"08:34","rahuKala":{"name":"Rāhu Kāla","start":"14:06","end":"15:50","startHours":14.107744330216963,"endHours":15.831113025043148,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:29","end":"07:13","startHours":5.490900856086042,"endHours":7.214269550912226,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:56","end":"10:40","startHours":8.93763824573841,"endHours":10.661006940564594,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:42","end":"09:10","startHours":8.707855753094918,"endHours":9.167420738381901,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:26","startHours":6.06535708769477,"endHours":6.433009075924356,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:51","startHours":11.924810650103797,"endHours":12.843940620677763,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:39","end":"04:34","startHours":3.652640914938112,"endHours":4.571770885512077,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:21","end":"05:29","startHours":4.341988392868586,"endHours":5.490900856086042,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:41","end":"15:36","startHours":14.682200561825692,"endHours":15.601330532399656,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:05","end":"19:29","startHours":19.07785041469552,"endHours":19.477850414695517,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:17","end":"19:51","startHours":19.277850414695518,"endHours":19.852306646304246,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:02","end":"20:47","startHours":19.027850414695518,"endHours":20.777850414695518,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:51","startHours":23.9248106501038,"endHours":24.843940620677763,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:29","end":"07:13","startHours":5.490900856086042,"endHours":7.214269550912226,"quality":"auspicious"},{"name":"Roga","start":"07:13","end":"08:56","startHours":7.214269550912226,"endHours":8.93763824573841,"quality":"inauspicious"},{"name":"Udveg","start":"08:56","end":"10:40","startHours":8.93763824573841,"endHours":10.661006940564594,"quality":"inauspicious"},{"name":"Chala","start":"10:40","end":"12:23","startHours":10.661006940564594,"endHours":12.384375635390779,"quality":"neutral"},{"name":"Labha","start":"12:23","end":"14:06","startHours":12.384375635390779,"endHours":14.107744330216963,"quality":"auspicious"},{"name":"Amṛta","start":"14:06","end":"15:50","startHours":14.107744330216963,"endHours":15.831113025043148,"quality":"auspicious"},{"name":"Kāla","start":"15:50","end":"17:33","startHours":15.831113025043148,"endHours":17.554481719869333,"quality":"inauspicious"},{"name":"Śubha","start":"17:33","end":"19:17","startHours":17.554481719869333,"endHours":19.277850414695518,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:17","end":"20:33","startHours":19.277850414695518,"endHours":20.554481719869333,"quality":"auspicious"},{"name":"Kāla","start":"20:33","end":"21:50","startHours":20.554481719869333,"endHours":21.831113025043148,"quality":"inauspicious"},{"name":"Śubha","start":"21:50","end":"23:06","startHours":21.831113025043148,"endHours":23.107744330216963,"quality":"auspicious"},{"name":"Roga","start":"23:06","end":"00:23","startHours":23.107744330216963,"endHours":24.384375635390782,"quality":"inauspicious"},{"name":"Udveg","start":"00:23","end":"01:40","startHours":24.384375635390782,"endHours":25.661006940564597,"quality":"inauspicious"},{"name":"Chala","start":"01:40","end":"02:56","startHours":25.661006940564597,"endHours":26.937638245738412,"quality":"neutral"},{"name":"Labha","start":"02:56","end":"04:13","startHours":26.937638245738412,"endHours":28.214269550912228,"quality":"auspicious"},{"name":"Amṛta","start":"04:13","end":"05:29","startHours":28.214269550912228,"endHours":29.490900856086043,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:29","end":"06:29","startHours":5.490900856086042,"endHours":6.490900856086042,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:29","end":"07:29","startHours":6.490900856086042,"endHours":7.490900856086042,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:29","end":"08:29","startHours":7.490900856086042,"endHours":8.490900856086043,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:29","end":"09:29","startHours":8.490900856086043,"endHours":9.490900856086043,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:29","end":"10:29","startHours":9.490900856086043,"endHours":10.490900856086043,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:29","end":"11:29","startHours":10.490900856086043,"endHours":11.490900856086043,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:29","end":"12:29","startHours":11.490900856086043,"endHours":12.490900856086043,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:29","end":"13:29","startHours":12.490900856086043,"endHours":13.490900856086043,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:29","end":"14:29","startHours":13.490900856086043,"endHours":14.490900856086043,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:29","end":"15:29","startHours":14.490900856086043,"endHours":15.490900856086043,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:29","end":"16:29","startHours":15.490900856086043,"endHours":16.490900856086043,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:29","end":"17:29","startHours":16.490900856086043,"endHours":17.490900856086043,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:29","end":"18:29","startHours":17.490900856086043,"endHours":18.490900856086043,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:29","end":"19:29","startHours":18.490900856086043,"endHours":19.490900856086043,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:29","end":"20:29","startHours":19.490900856086043,"endHours":20.490900856086043,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:29","end":"21:29","startHours":20.490900856086043,"endHours":21.490900856086043,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:29","end":"22:29","startHours":21.490900856086043,"endHours":22.490900856086043,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:29","end":"23:29","startHours":22.490900856086043,"endHours":23.490900856086043,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:29","end":"00:29","startHours":23.490900856086043,"endHours":24.490900856086043,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:29","end":"01:29","startHours":24.490900856086043,"endHours":25.490900856086043,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:29","end":"02:29","startHours":25.490900856086043,"endHours":26.490900856086043,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:29","end":"03:29","startHours":26.490900856086043,"endHours":27.490900856086043,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:29","end":"04:29","startHours":27.490900856086043,"endHours":28.490900856086043,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:29","end":"05:29","startHours":28.490900856086043,"endHours":29.490900856086043,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":20.261433848990265,"eotMinutes":-6.132938123446804,"ayanamsa":23.288}},"calendars":{"vikram_samvat":2016,"vikram_samvatsara":"Paridhāvi","saka_samvat":1881,"saka_samvatsara":"Vikāri","bengali_samvat":1366,"malayalam_era":1135,"nanakshahi_year":490,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Caturthī · Vikram 2016 Paridhāvi · Śaka 1881 Vikāri"},"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":"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 July 23, 1959 CE · Ṛṣikeśa · Vidhyamitra","description":"July 23, 1959 CE for Ṛṣikeśa: Kṛṣṇa Caturthī, sūryodaya 05:29, sūryāsta 19:17.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1959-07-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1959-07-23","sa":"https://sa.vidhyamitra.com/city/rishikesh/1959-07-23","hi":"https://hi.vidhyamitra.com/city/rishikesh/1959-07-23","x-default":"https://vidhyamitra.com/city/rishikesh/1959-07-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:52:06.464Z","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":"2026-05-31T02:52:06.464Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:52:06.464Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}