{"id":"vidhyamitra:city-day:rishikesh:1955-05-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1955-05-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1955-05-25","date_display":"May 25, 1955 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":1955,"month":5,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2435252.770833,"kali_year":5057,"ahargana":1846787.2708,"sun":{"sidereal_longitude":39.8673,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":81.9225,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":42.0553,"elapsed_within_tithi_degrees":6.0553},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":81.9225,"elapsed_within_degrees":1.9225},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":121.7898},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1955,"month":5,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2435252.770833,"ahargana":1846787.2708,"kali_year":5057,"ayanamsa_lahiri":23.2299,"grahas":{"sun":{"sidereal_longitude":39.84159299999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":84.317993,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false,"latitude":-1.0571},"mars":{"sidereal_longitude":66.810993,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":62.63529299999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":93.231293,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"venus":{"sidereal_longitude":14.01429300000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":203.88859300000001,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":248.323,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":68.323,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":1955,"month":5,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2435252.770833,"kali_year":5057,"ahargana":1846787.2708,"sun":{"sidereal_longitude":39.8673,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":81.9225,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":42.0553,"elapsed_within_tithi_degrees":6.0553},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":81.9225,"elapsed_within_degrees":1.9225},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":121.7898},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.057,"elongation":42.055},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.057,"opposition_distance":137.945}},"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":"05:19","sunsetLocal":"19:09","solarNoonLocal":"12:14","dayLengthHours":13.833436218908133,"dayLengthDisplay":"13 Hours 50 Mins 00 Secs","nightLengthDisplay":"10 Hours 10 Mins 00 Secs","moonriseLocal":"08:14","moonsetLocal":"22:10","rahuKala":{"name":"Rāhu Kāla","start":"12:14","end":"13:57","startHours":12.228528644085198,"endHours":13.957708171448715,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:02","end":"08:46","startHours":7.0409900619946475,"endHours":8.770169589358165,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:30","end":"12:14","startHours":10.499349116721682,"endHours":12.228528644085198,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:32","end":"09:00","startHours":8.539612319043028,"endHours":9.0007268596733,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:53","end":"06:15","startHours":5.88820371041897,"endHours":6.257095342923186,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:41","startHours":11.767414103454927,"endHours":12.68964318471547,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:28","end":"04:23","startHours":3.4673523721100463,"endHours":4.389581453370589,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:10","end":"05:19","startHours":4.159024183055453,"endHours":5.311810534631131,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:27","startHours":14.534101347236554,"endHours":15.456330428497097,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:57","end":"19:21","startHours":18.945246753539266,"endHours":19.345246753539264,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:09","end":"19:43","startHours":19.145246753539265,"endHours":19.721639929327104,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:54","end":"20:39","startHours":18.895246753539265,"endHours":20.645246753539265,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:41","startHours":23.76741410345493,"endHours":24.689643184715468,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:19","end":"07:02","startHours":5.311810534631131,"endHours":7.0409900619946475,"quality":"auspicious"},{"name":"Amṛta","start":"07:02","end":"08:46","startHours":7.0409900619946475,"endHours":8.770169589358165,"quality":"auspicious"},{"name":"Kāla","start":"08:46","end":"10:30","startHours":8.770169589358165,"endHours":10.499349116721682,"quality":"inauspicious"},{"name":"Śubha","start":"10:30","end":"12:14","startHours":10.499349116721682,"endHours":12.228528644085198,"quality":"auspicious"},{"name":"Roga","start":"12:14","end":"13:57","startHours":12.228528644085198,"endHours":13.957708171448715,"quality":"inauspicious"},{"name":"Udveg","start":"13:57","end":"15:41","startHours":13.957708171448715,"endHours":15.686887698812232,"quality":"inauspicious"},{"name":"Chala","start":"15:41","end":"17:25","startHours":15.686887698812232,"endHours":17.41606722617575,"quality":"neutral"},{"name":"Labha","start":"17:25","end":"19:09","startHours":17.41606722617575,"endHours":19.145246753539265,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:09","end":"20:25","startHours":19.145246753539265,"endHours":20.41606722617575,"quality":"inauspicious"},{"name":"Chala","start":"20:25","end":"21:41","startHours":20.41606722617575,"endHours":21.68688769881223,"quality":"neutral"},{"name":"Labha","start":"21:41","end":"22:57","startHours":21.68688769881223,"endHours":22.957708171448715,"quality":"auspicious"},{"name":"Amṛta","start":"22:57","end":"00:14","startHours":22.957708171448715,"endHours":24.2285286440852,"quality":"auspicious"},{"name":"Kāla","start":"00:14","end":"01:30","startHours":24.2285286440852,"endHours":25.49934911672168,"quality":"inauspicious"},{"name":"Śubha","start":"01:30","end":"02:46","startHours":25.49934911672168,"endHours":26.770169589358165,"quality":"auspicious"},{"name":"Roga","start":"02:46","end":"04:02","startHours":26.770169589358165,"endHours":28.04099006199465,"quality":"inauspicious"},{"name":"Udveg","start":"04:02","end":"05:19","startHours":28.04099006199465,"endHours":29.31181053463113,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:19","end":"06:19","startHours":5.311810534631131,"endHours":6.311810534631131,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:19","end":"07:19","startHours":6.311810534631131,"endHours":7.311810534631131,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:19","end":"08:19","startHours":7.311810534631131,"endHours":8.311810534631132,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:19","end":"09:19","startHours":8.311810534631132,"endHours":9.311810534631132,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:19","end":"10:19","startHours":9.311810534631132,"endHours":10.311810534631132,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:19","end":"11:19","startHours":10.311810534631132,"endHours":11.311810534631132,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:19","end":"12:19","startHours":11.311810534631132,"endHours":12.311810534631132,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:19","end":"13:19","startHours":12.311810534631132,"endHours":13.311810534631132,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:19","end":"14:19","startHours":13.311810534631132,"endHours":14.311810534631132,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:19","end":"15:19","startHours":14.311810534631132,"endHours":15.311810534631132,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:19","end":"16:19","startHours":15.311810534631132,"endHours":16.31181053463113,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:19","end":"17:19","startHours":16.31181053463113,"endHours":17.31181053463113,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:19","end":"18:19","startHours":17.31181053463113,"endHours":18.31181053463113,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:19","end":"19:19","startHours":18.31181053463113,"endHours":19.31181053463113,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:19","end":"20:19","startHours":19.31181053463113,"endHours":20.31181053463113,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:19","end":"21:19","startHours":20.31181053463113,"endHours":21.31181053463113,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:19","end":"22:19","startHours":21.31181053463113,"endHours":22.31181053463113,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:19","end":"23:19","startHours":22.31181053463113,"endHours":23.31181053463113,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:19","end":"00:19","startHours":23.31181053463113,"endHours":24.31181053463113,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:19","end":"01:19","startHours":24.31181053463113,"endHours":25.31181053463113,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:19","end":"02:19","startHours":25.31181053463113,"endHours":26.31181053463113,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:19","end":"03:19","startHours":26.31181053463113,"endHours":27.31181053463113,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:19","end":"04:19","startHours":27.31181053463113,"endHours":28.31181053463113,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:19","end":"05:19","startHours":28.31181053463113,"endHours":29.31181053463113,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":20.7693756225444,"eotMinutes":3.2178813548881493,"ayanamsa":23.2299}},"calendars":{"vikram_samvat":2012,"vikram_samvatsara":"Kīlaka","saka_samvat":1877,"saka_samvatsara":"Manmatha","bengali_samvat":1362,"malayalam_era":1131,"nanakshahi_year":486,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Caturthī · Vikram 2012 Kīlaka · Śaka 1877 Manmatha"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","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 May 25, 1955 CE · Ṛṣikeśa · Vidhyamitra","description":"May 25, 1955 CE for Ṛṣikeśa: Śukla Caturthī, sūryodaya 05:19, sūryāsta 19:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1955-05-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1955-05-25","sa":"https://sa.vidhyamitra.com/city/rishikesh/1955-05-25","hi":"https://hi.vidhyamitra.com/city/rishikesh/1955-05-25","x-default":"https://vidhyamitra.com/city/rishikesh/1955-05-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T14:08:26.142Z","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":"2026-05-31T14:08:26.142Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T14:08:26.142Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}