{"id":"vidhyamitra:city-day:rishikesh:1958-12-14:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1958-12-14","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1958-12-14","date_display":"December 14, 1958 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":1958,"month":12,"day":14,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2436551.770833,"kali_year":5060,"ahargana":1848086.2708,"sun":{"sidereal_longitude":237.9613,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":281.4578,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":43.4964,"elapsed_within_tithi_degrees":7.4964},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":281.4578,"elapsed_within_degrees":1.4578},"yoga":{"number":12,"name":"Dhruva","sum_longitude":159.4191},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1958,"month":12,"day":14,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2436551.770833,"ahargana":1848086.2708,"kali_year":5060,"ayanamsa_lahiri":23.2796,"grahas":{"sun":{"sidereal_longitude":238.257162,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":282.02046199999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false,"latitude":4.4021},"mars":{"sidereal_longitude":24.216962000000024,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":229.86426200000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":207.759362,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":246.78666199999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":244.540662,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":179.4958,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":359.4958,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"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":1958,"month":12,"day":14,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2436551.770833,"kali_year":5060,"ahargana":1848086.2708,"sun":{"sidereal_longitude":237.9613,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":281.4578,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":43.4964,"elapsed_within_tithi_degrees":7.4964},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":281.4578,"elapsed_within_degrees":1.4578},"yoga":{"number":12,"name":"Dhruva","sum_longitude":159.4191},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.402,"elongation":43.496},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.402,"opposition_distance":136.504}},"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":"07:05","sunsetLocal":"17:19","solarNoonLocal":"12:12","dayLengthHours":10.229871231258516,"dayLengthDisplay":"10 Hours 13 Mins 48 Secs","nightLengthDisplay":"13 Hours 46 Mins 12 Secs","moonriseLocal":"09:50","moonsetLocal":"20:24","rahuKala":{"name":"Rāhu Kāla","start":"16:02","end":"17:19","startHours":16.041095215488085,"endHours":17.3198291193954,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:12","end":"13:29","startHours":12.204893503766144,"endHours":13.483627407673456,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:46","end":"16:02","startHours":14.762361311580772,"endHours":16.041095215488085,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:29","end":"09:49","startHours":9.476927842097204,"endHours":9.817923549805823,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:31","end":"07:47","startHours":7.516202522772656,"endHours":7.7889990889395495,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:33","startHours":11.863897796057527,"endHours":12.54588921147476,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:44","end":"06:24","startHours":5.725975057302416,"endHours":6.40796647271965,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:14","end":"07:05","startHours":6.237468618865342,"endHours":7.089957888136885,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:55","end":"14:36","startHours":13.909872042309228,"endHours":14.591863457726463,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.1198291193954,"endHours":17.5198291193954,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:45","startHours":17.3198291193954,"endHours":17.746073754031173,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.0698291193954,"endHours":18.8198291193954,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:33","startHours":23.863897796057525,"endHours":24.545889211474762,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:05","end":"08:22","startHours":7.089957888136885,"endHours":8.3686917920442,"quality":"inauspicious"},{"name":"Chala","start":"08:22","end":"09:39","startHours":8.3686917920442,"endHours":9.647425695951513,"quality":"neutral"},{"name":"Labha","start":"09:39","end":"10:56","startHours":9.647425695951513,"endHours":10.926159599858828,"quality":"auspicious"},{"name":"Amṛta","start":"10:56","end":"12:12","startHours":10.926159599858828,"endHours":12.204893503766144,"quality":"auspicious"},{"name":"Kāla","start":"12:12","end":"13:29","startHours":12.204893503766144,"endHours":13.483627407673456,"quality":"inauspicious"},{"name":"Śubha","start":"13:29","end":"14:46","startHours":13.483627407673456,"endHours":14.762361311580772,"quality":"auspicious"},{"name":"Roga","start":"14:46","end":"16:02","startHours":14.762361311580772,"endHours":16.041095215488085,"quality":"inauspicious"},{"name":"Udveg","start":"16:02","end":"17:19","startHours":16.041095215488085,"endHours":17.3198291193954,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:19","end":"19:02","startHours":17.3198291193954,"endHours":19.041095215488085,"quality":"auspicious"},{"name":"Roga","start":"19:02","end":"20:46","startHours":19.041095215488085,"endHours":20.762361311580772,"quality":"inauspicious"},{"name":"Udveg","start":"20:46","end":"22:29","startHours":20.762361311580772,"endHours":22.483627407673456,"quality":"inauspicious"},{"name":"Chala","start":"22:29","end":"00:12","startHours":22.483627407673456,"endHours":24.204893503766144,"quality":"neutral"},{"name":"Labha","start":"00:12","end":"01:56","startHours":24.204893503766144,"endHours":25.926159599858828,"quality":"auspicious"},{"name":"Amṛta","start":"01:56","end":"03:39","startHours":25.926159599858828,"endHours":27.64742569595151,"quality":"auspicious"},{"name":"Kāla","start":"03:39","end":"05:22","startHours":27.64742569595151,"endHours":29.3686917920442,"quality":"inauspicious"},{"name":"Śubha","start":"05:22","end":"07:05","startHours":29.3686917920442,"endHours":31.089957888136887,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:05","end":"08:05","startHours":7.089957888136885,"endHours":8.089957888136885,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:05","end":"09:05","startHours":8.089957888136885,"endHours":9.089957888136885,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:05","end":"10:05","startHours":9.089957888136885,"endHours":10.089957888136885,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:05","end":"11:05","startHours":10.089957888136885,"endHours":11.089957888136885,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:05","end":"12:05","startHours":11.089957888136885,"endHours":12.089957888136885,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:05","end":"13:05","startHours":12.089957888136885,"endHours":13.089957888136885,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:05","end":"14:05","startHours":13.089957888136885,"endHours":14.089957888136885,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:05","end":"15:05","startHours":14.089957888136885,"endHours":15.089957888136885,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:05","end":"16:05","startHours":15.089957888136885,"endHours":16.089957888136887,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:05","end":"17:05","startHours":16.089957888136887,"endHours":17.089957888136887,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:05","end":"18:05","startHours":17.089957888136887,"endHours":18.089957888136887,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:05","end":"19:05","startHours":18.089957888136887,"endHours":19.089957888136887,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:05","end":"20:05","startHours":19.089957888136887,"endHours":20.089957888136887,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:05","end":"21:05","startHours":20.089957888136887,"endHours":21.089957888136887,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:05","end":"22:05","startHours":21.089957888136887,"endHours":22.089957888136887,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:05","end":"23:05","startHours":22.089957888136887,"endHours":23.089957888136887,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:05","end":"00:05","startHours":23.089957888136887,"endHours":24.089957888136887,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:05","end":"01:05","startHours":24.089957888136887,"endHours":25.089957888136887,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:05","end":"02:05","startHours":25.089957888136887,"endHours":26.089957888136887,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:05","end":"03:05","startHours":26.089957888136887,"endHours":27.089957888136887,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:05","end":"04:05","startHours":27.089957888136887,"endHours":28.089957888136887,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:05","end":"05:05","startHours":28.089957888136887,"endHours":29.089957888136887,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:05","end":"06:05","startHours":29.089957888136887,"endHours":30.089957888136887,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:05","end":"07:05","startHours":30.089957888136887,"endHours":31.089957888136887,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.1663077369037,"eotMinutes":4.63598977403141,"ayanamsa":23.2796}},"calendars":{"vikram_samvat":2015,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1880,"saka_samvatsara":"Vilambī","bengali_samvat":1365,"malayalam_era":1134,"nanakshahi_year":489,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Caturthī · Vikram 2015 Virodhakṛt · Śaka 1880 Vilambī"},"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":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 December 14, 1958 CE · Ṛṣikeśa · Vidhyamitra","description":"December 14, 1958 CE for Ṛṣikeśa: Śukla Caturthī, sūryodaya 07:05, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1958-12-14","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1958-12-14","sa":"https://sa.vidhyamitra.com/city/rishikesh/1958-12-14","hi":"https://hi.vidhyamitra.com/city/rishikesh/1958-12-14","x-default":"https://vidhyamitra.com/city/rishikesh/1958-12-14"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T04:26:06.878Z","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":"2026-06-01T04:26:06.878Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T04:26:06.878Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}