{"id":"vidhyamitra:city-day:rishikesh:1957-10-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1957-10-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1957-10-19","date_display":"October 19, 1957 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":1957,"month":10,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2436130.770833,"kali_year":5059,"ahargana":1847665.2708,"sun":{"sidereal_longitude":181.5012,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":126.7683,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.2671,"elapsed_within_tithi_degrees":5.2671},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":126.7683,"elapsed_within_degrees":6.7683},"yoga":{"number":24,"name":"Śukla","sum_longitude":308.2696},"karana":{"half_tithi_index":50,"name":"Bava"},"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":1957,"month":10,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2436130.770833,"ahargana":1847665.2708,"kali_year":5059,"ayanamsa_lahiri":23.2635,"grahas":{"sun":{"sidereal_longitude":182.12424699999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":124.57504699999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false,"latitude":-4.3471},"mars":{"sidereal_longitude":173.49784699999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":179.11064699999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":172.01064700000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"venus":{"sidereal_longitude":227.58414700000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":228.307547,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":201.8024,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":21.8024,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":1957,"month":10,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2436130.770833,"kali_year":5059,"ahargana":1847665.2708,"sun":{"sidereal_longitude":181.5012,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":126.7683,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.2671,"elapsed_within_tithi_degrees":5.2671},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":126.7683,"elapsed_within_degrees":6.7683},"yoga":{"number":24,"name":"Śukla","sum_longitude":308.2696},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.347,"elongation":54.733},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.347,"opposition_distance":125.267}},"eclipse_window_40days":[{"offset_days":4,"type":"solar","occurs":true,"moon_latitude":-1.316,"elongation":0.917}]},"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":"06:20","sunsetLocal":"17:42","solarNoonLocal":"12:01","dayLengthHours":11.363551998748605,"dayLengthDisplay":"11 Hours 21 Mins 49 Secs","nightLengthDisplay":"12 Hours 38 Mins 11 Secs","moonriseLocal":"01:40","moonsetLocal":"14:43","rahuKala":{"name":"Rāhu Kāla","start":"09:11","end":"10:36","startHours":9.182068417451866,"endHours":10.602512417295443,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:27","end":"14:52","startHours":13.443400416982595,"endHours":14.863844416826169,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:20","end":"07:46","startHours":6.341180417764716,"endHours":7.761624417608291,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:00","end":"09:22","startHours":8.992675884139391,"endHours":9.371460950764344,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:49","end":"07:07","startHours":6.814661751045907,"endHours":7.11768980434587,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:24","startHours":11.644171350514064,"endHours":12.40174148376397,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:50","end":"05:35","startHours":4.826040151264902,"endHours":5.583610284514808,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:24","end":"06:20","startHours":5.394217751202332,"endHours":6.341180417764716,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:55","end":"14:40","startHours":13.916881750263785,"endHours":14.674451883513692,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:30","end":"17:54","startHours":17.50473241651332,"endHours":17.90473241651332,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:42","end":"18:11","startHours":17.70473241651332,"endHours":18.178213749794512,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:27","end":"19:12","startHours":17.45473241651332,"endHours":19.20473241651332,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:24","startHours":23.644171350514064,"endHours":24.40174148376397,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:20","end":"07:46","startHours":6.341180417764716,"endHours":7.761624417608291,"quality":"inauspicious"},{"name":"Śubha","start":"07:46","end":"09:11","startHours":7.761624417608291,"endHours":9.182068417451866,"quality":"auspicious"},{"name":"Roga","start":"09:11","end":"10:36","startHours":9.182068417451866,"endHours":10.602512417295443,"quality":"inauspicious"},{"name":"Udveg","start":"10:36","end":"12:01","startHours":10.602512417295443,"endHours":12.022956417139017,"quality":"inauspicious"},{"name":"Chala","start":"12:01","end":"13:27","startHours":12.022956417139017,"endHours":13.443400416982595,"quality":"neutral"},{"name":"Labha","start":"13:27","end":"14:52","startHours":13.443400416982595,"endHours":14.863844416826169,"quality":"auspicious"},{"name":"Amṛta","start":"14:52","end":"16:17","startHours":14.863844416826169,"endHours":16.284288416669746,"quality":"auspicious"},{"name":"Kāla","start":"16:17","end":"17:42","startHours":16.284288416669746,"endHours":17.70473241651332,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:42","end":"19:17","startHours":17.70473241651332,"endHours":19.284288416669746,"quality":"auspicious"},{"name":"Amṛta","start":"19:17","end":"20:52","startHours":19.284288416669746,"endHours":20.86384441682617,"quality":"auspicious"},{"name":"Kāla","start":"20:52","end":"22:27","startHours":20.86384441682617,"endHours":22.44340041698259,"quality":"inauspicious"},{"name":"Śubha","start":"22:27","end":"00:01","startHours":22.44340041698259,"endHours":24.022956417139017,"quality":"auspicious"},{"name":"Roga","start":"00:01","end":"01:36","startHours":24.022956417139017,"endHours":25.602512417295443,"quality":"inauspicious"},{"name":"Udveg","start":"01:36","end":"03:11","startHours":25.602512417295443,"endHours":27.182068417451866,"quality":"inauspicious"},{"name":"Chala","start":"03:11","end":"04:46","startHours":27.182068417451866,"endHours":28.76162441760829,"quality":"neutral"},{"name":"Labha","start":"04:46","end":"06:20","startHours":28.76162441760829,"endHours":30.341180417764715,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:20","end":"07:20","startHours":6.341180417764716,"endHours":7.341180417764716,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:20","end":"08:20","startHours":7.341180417764716,"endHours":8.341180417764715,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:20","end":"09:20","startHours":8.341180417764715,"endHours":9.341180417764715,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:20","end":"10:20","startHours":9.341180417764715,"endHours":10.341180417764715,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:20","end":"11:20","startHours":10.341180417764715,"endHours":11.341180417764715,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:20","end":"12:20","startHours":11.341180417764715,"endHours":12.341180417764715,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:20","end":"13:20","startHours":12.341180417764715,"endHours":13.341180417764715,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:20","end":"14:20","startHours":13.341180417764715,"endHours":14.341180417764715,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:20","end":"15:20","startHours":14.341180417764715,"endHours":15.341180417764715,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:20","end":"16:20","startHours":15.341180417764715,"endHours":16.341180417764715,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:20","end":"17:20","startHours":16.341180417764715,"endHours":17.341180417764715,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:20","end":"18:20","startHours":17.341180417764715,"endHours":18.341180417764715,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:20","end":"19:20","startHours":18.341180417764715,"endHours":19.341180417764715,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:20","end":"20:20","startHours":19.341180417764715,"endHours":20.341180417764715,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:20","end":"21:20","startHours":20.341180417764715,"endHours":21.341180417764715,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:20","end":"22:20","startHours":21.341180417764715,"endHours":22.341180417764715,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:20","end":"23:20","startHours":22.341180417764715,"endHours":23.341180417764715,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:20","end":"00:20","startHours":23.341180417764715,"endHours":24.341180417764715,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:20","end":"01:20","startHours":24.341180417764715,"endHours":25.341180417764715,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:20","end":"02:20","startHours":25.341180417764715,"endHours":26.341180417764715,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:20","end":"03:20","startHours":26.341180417764715,"endHours":27.341180417764715,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:20","end":"04:20","startHours":27.341180417764715,"endHours":28.341180417764715,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:20","end":"05:20","startHours":28.341180417764715,"endHours":29.341180417764715,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:20","end":"06:20","startHours":29.341180417764715,"endHours":30.341180417764715,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","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":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-9.818321059668008,"eotMinutes":15.552214971658897,"ayanamsa":23.2635}},"calendars":{"vikram_samvat":2014,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1879,"saka_samvatsara":"Hemalambī","bengali_samvat":1364,"malayalam_era":1133,"nanakshahi_year":488,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Ekādaśī · Vikram 2014 Sādhāraṇa · Śaka 1879 Hemalambī"},"festivals":[{"id":"utpanna-ekadashi","name":"Utpannā Ekādaśī","name_sanskrit":"उत्पन्ना एकादशी","tradition":"Vaishnava","associated_deity":"Ekādaśī Devī (born of Viṣṇu)","significance":"Birth-day of Ekādaśī Devī herself; first Ekādaśī observed historically.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Kārtika"},"precedence":3},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 19, 1957 CE · Ṛṣikeśa · Vidhyamitra","description":"October 19, 1957 CE for Ṛṣikeśa: Kṛṣṇa Ekādaśī, sūryodaya 06:20, sūryāsta 17:42.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1957-10-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1957-10-19","sa":"https://sa.vidhyamitra.com/city/rishikesh/1957-10-19","hi":"https://hi.vidhyamitra.com/city/rishikesh/1957-10-19","x-default":"https://vidhyamitra.com/city/rishikesh/1957-10-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T09:55:24.323Z","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":"2026-05-31T09:55:24.323Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T09:55:24.323Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}