{"id":"vidhyamitra:city-day:rishikesh:1955-01-05:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1955-01-05","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1955-01-05","date_display":"January 5, 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":1,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2435112.770833,"kali_year":5056,"ahargana":1846647.2708,"sun":{"sidereal_longitude":260.6011,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":35.3362,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":134.7351,"elapsed_within_tithi_degrees":2.7351},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3,"moon_longitude":35.3362,"elapsed_within_degrees":8.6695},"yoga":{"number":23,"name":"Śubha","sum_longitude":295.9373},"karana":{"half_tithi_index":22,"name":"Bava"},"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":1,"day":5,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2435112.770833,"ahargana":1846647.2708,"kali_year":5056,"ayanamsa_lahiri":23.2245,"grahas":{"sun":{"sidereal_longitude":260.69324200000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":33.00424199999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false,"latitude":2.9151},"mars":{"sidereal_longitude":330.09914200000003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":267.6613420000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":93.03024199999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":true},"venus":{"sidereal_longitude":216.300842,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":205.78034200000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":255.7409,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":75.7409,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":1955,"month":1,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2435112.770833,"kali_year":5056,"ahargana":1846647.2708,"sun":{"sidereal_longitude":260.6011,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":35.3362,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":134.7351,"elapsed_within_tithi_degrees":2.7351},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3,"moon_longitude":35.3362,"elapsed_within_degrees":8.6695},"yoga":{"number":23,"name":"Śubha","sum_longitude":295.9373},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.915,"elongation":134.735},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.915,"opposition_distance":45.265}},"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":"17:31","solarNoonLocal":"12:22","dayLengthHours":10.272129900977994,"dayLengthDisplay":"10 Hours 16 Mins 20 Secs","nightLengthDisplay":"13 Hours 43 Mins 40 Secs","moonriseLocal":"14:22","moonsetLocal":"04:01","rahuKala":{"name":"Rāhu Kāla","start":"12:22","end":"13:39","startHours":12.37303951040272,"endHours":13.657055748024968,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:31","end":"09:48","startHours":8.52099079753597,"endHours":9.80500703515822,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:05","end":"12:22","startHours":11.08902327278047,"endHours":12.37303951040272,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"09:59","startHours":9.63380487014192,"endHours":9.97620920017452,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:56","startHours":7.664979972454471,"endHours":7.938903436480551,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:43","startHours":12.030635180370119,"endHours":12.71544384043532,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:52","end":"06:33","startHours":5.867357239783322,"endHours":6.552165899848522,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:23","end":"07:14","startHours":6.380963734832222,"endHours":7.236974559913722,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:05","end":"14:46","startHours":14.085061160565719,"endHours":14.769869820630918,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.309104460891717,"endHours":17.709104460891716,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"17:56","startHours":17.509104460891717,"endHours":17.937109873432465,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.259104460891717,"endHours":19.009104460891717,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:43","startHours":24.03063518037012,"endHours":24.71544384043532,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:14","end":"08:31","startHours":7.236974559913722,"endHours":8.52099079753597,"quality":"auspicious"},{"name":"Amṛta","start":"08:31","end":"09:48","startHours":8.52099079753597,"endHours":9.80500703515822,"quality":"auspicious"},{"name":"Kāla","start":"09:48","end":"11:05","startHours":9.80500703515822,"endHours":11.08902327278047,"quality":"inauspicious"},{"name":"Śubha","start":"11:05","end":"12:22","startHours":11.08902327278047,"endHours":12.37303951040272,"quality":"auspicious"},{"name":"Roga","start":"12:22","end":"13:39","startHours":12.37303951040272,"endHours":13.657055748024968,"quality":"inauspicious"},{"name":"Udveg","start":"13:39","end":"14:56","startHours":13.657055748024968,"endHours":14.941071985647216,"quality":"inauspicious"},{"name":"Chala","start":"14:56","end":"16:14","startHours":14.941071985647216,"endHours":16.225088223269466,"quality":"neutral"},{"name":"Labha","start":"16:14","end":"17:31","startHours":16.225088223269466,"endHours":17.509104460891717,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:31","end":"19:14","startHours":17.509104460891717,"endHours":19.225088223269466,"quality":"inauspicious"},{"name":"Chala","start":"19:14","end":"20:56","startHours":19.225088223269466,"endHours":20.94107198564722,"quality":"neutral"},{"name":"Labha","start":"20:56","end":"22:39","startHours":20.94107198564722,"endHours":22.65705574802497,"quality":"auspicious"},{"name":"Amṛta","start":"22:39","end":"00:22","startHours":22.65705574802497,"endHours":24.37303951040272,"quality":"auspicious"},{"name":"Kāla","start":"00:22","end":"02:05","startHours":24.37303951040272,"endHours":26.08902327278047,"quality":"inauspicious"},{"name":"Śubha","start":"02:05","end":"03:48","startHours":26.08902327278047,"endHours":27.80500703515822,"quality":"auspicious"},{"name":"Roga","start":"03:48","end":"05:31","startHours":27.80500703515822,"endHours":29.520990797535973,"quality":"inauspicious"},{"name":"Udveg","start":"05:31","end":"07:14","startHours":29.520990797535973,"endHours":31.236974559913723,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.236974559913722,"endHours":8.236974559913723,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.236974559913723,"endHours":9.236974559913723,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.236974559913723,"endHours":10.236974559913723,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.236974559913723,"endHours":11.236974559913723,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.236974559913723,"endHours":12.236974559913723,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.236974559913723,"endHours":13.236974559913723,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.236974559913723,"endHours":14.236974559913723,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.236974559913723,"endHours":15.236974559913723,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.236974559913723,"endHours":16.236974559913723,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.236974559913723,"endHours":17.236974559913723,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.236974559913723,"endHours":18.236974559913723,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.236974559913723,"endHours":19.236974559913723,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.236974559913723,"endHours":20.236974559913723,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.236974559913723,"endHours":21.236974559913723,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.236974559913723,"endHours":22.236974559913723,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.236974559913723,"endHours":23.236974559913723,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.236974559913723,"endHours":24.236974559913723,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.236974559913723,"endHours":25.236974559913723,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.236974559913723,"endHours":26.236974559913723,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.236974559913723,"endHours":27.236974559913723,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.236974559913723,"endHours":28.236974559913723,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.236974559913723,"endHours":29.236974559913723,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.236974559913723,"endHours":30.236974559913723,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.236974559913723,"endHours":31.236974559913723,"planetary_lord":"Sun"}],"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","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.70930438792207,"eotMinutes":-5.452770624163118,"ayanamsa":23.2245}},"calendars":{"vikram_samvat":2012,"vikram_samvatsara":"Kīlaka","saka_samvat":1877,"saka_samvatsara":"Manmatha","bengali_samvat":1362,"malayalam_era":1131,"nanakshahi_year":486,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Dvādaśī · Vikram 2012 Kīlaka · Śaka 1877 Manmatha"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"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":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","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 January 5, 1955 CE · Ṛṣikeśa · Vidhyamitra","description":"January 5, 1955 CE for Ṛṣikeśa: Śukla Dvādaśī, sūryodaya 07:14, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1955-01-05","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1955-01-05","sa":"https://sa.vidhyamitra.com/city/rishikesh/1955-01-05","hi":"https://hi.vidhyamitra.com/city/rishikesh/1955-01-05","x-default":"https://vidhyamitra.com/city/rishikesh/1955-01-05"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T13:44:50.894Z","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":"2026-05-22T13:44:50.894Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T13:44:50.894Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}