{"id":"vidhyamitra:city-day:mathura:1958-07-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1958-07-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1958-07-13","date_display":"July 13, 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":7,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2436397.770833,"kali_year":5060,"ahargana":1847932.2708,"sun":{"sidereal_longitude":86.5581,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":40.9925,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":314.4344,"elapsed_within_tithi_degrees":2.4344},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":40.9925,"elapsed_within_degrees":0.9925},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":127.5506},"karana":{"half_tithi_index":52,"name":"Kaulava"},"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":7,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2436397.770833,"ahargana":1847932.2708,"kali_year":5060,"ayanamsa_lahiri":23.2737,"grahas":{"sun":{"sidereal_longitude":86.87544600000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"moon":{"sidereal_longitude":41.53464600000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false,"latitude":-2.4713},"mars":{"sidereal_longitude":1.9654459999999858,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":110.57084599999996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":179.750446,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":56.339946,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":237.65834599999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":187.6554,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":7.6554,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":1958,"month":7,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2436397.770833,"kali_year":5060,"ahargana":1847932.2708,"sun":{"sidereal_longitude":86.5581,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":40.9925,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":314.4344,"elapsed_within_tithi_degrees":2.4344},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":40.9925,"elapsed_within_degrees":0.9925},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":127.5506},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.471,"elongation":45.566},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.471,"opposition_distance":134.434}},"eclipse_window_40days":[]},"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:32","sunsetLocal":"19:17","solarNoonLocal":"12:25","dayLengthHours":13.750406873111451,"dayLengthDisplay":"13 Hours 45 Mins 01 Secs","nightLengthDisplay":"10 Hours 14 Mins 59 Secs","moonriseLocal":"02:34","moonsetLocal":"16:13","rahuKala":{"name":"Rāhu Kāla","start":"17:34","end":"19:17","startHours":17.56751305818614,"endHours":19.28631391732507,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:25","end":"14:08","startHours":12.411110480769345,"endHours":14.129911339908276,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:51","end":"17:34","startHours":15.848712199047206,"endHours":17.56751305818614,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:45","end":"09:12","startHours":8.74433531460629,"endHours":9.202682210376672,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:07","end":"06:29","startHours":6.108840663926595,"endHours":6.475518180542901,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:52","startHours":11.952763584998964,"endHours":12.869457376539726,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:42","end":"04:37","startHours":3.7025194611320913,"endHours":4.619213252672855,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:23","end":"05:32","startHours":4.390039804787664,"endHours":5.5359070442136185,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:42","end":"15:37","startHours":14.702844959621252,"endHours":15.619538751162017,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:05","end":"19:29","startHours":19.08631391732507,"endHours":19.48631391732507,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:17","end":"19:52","startHours":19.28631391732507,"endHours":19.859247537038048,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:02","end":"20:47","startHours":19.03631391732507,"endHours":20.78631391732507,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:52","startHours":23.952763584998962,"endHours":24.869457376539728,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:32","end":"07:15","startHours":5.5359070442136185,"endHours":7.25470790335255,"quality":"inauspicious"},{"name":"Chala","start":"07:15","end":"08:58","startHours":7.25470790335255,"endHours":8.97350876249148,"quality":"neutral"},{"name":"Labha","start":"08:58","end":"10:42","startHours":8.97350876249148,"endHours":10.692309621630413,"quality":"auspicious"},{"name":"Amṛta","start":"10:42","end":"12:25","startHours":10.692309621630413,"endHours":12.411110480769345,"quality":"auspicious"},{"name":"Kāla","start":"12:25","end":"14:08","startHours":12.411110480769345,"endHours":14.129911339908276,"quality":"inauspicious"},{"name":"Śubha","start":"14:08","end":"15:51","startHours":14.129911339908276,"endHours":15.848712199047206,"quality":"auspicious"},{"name":"Roga","start":"15:51","end":"17:34","startHours":15.848712199047206,"endHours":17.56751305818614,"quality":"inauspicious"},{"name":"Udveg","start":"17:34","end":"19:17","startHours":17.56751305818614,"endHours":19.28631391732507,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:17","end":"20:34","startHours":19.28631391732507,"endHours":20.56751305818614,"quality":"auspicious"},{"name":"Roga","start":"20:34","end":"21:51","startHours":20.56751305818614,"endHours":21.848712199047206,"quality":"inauspicious"},{"name":"Udveg","start":"21:51","end":"23:08","startHours":21.848712199047206,"endHours":23.129911339908276,"quality":"inauspicious"},{"name":"Chala","start":"23:08","end":"00:25","startHours":23.129911339908276,"endHours":24.411110480769345,"quality":"neutral"},{"name":"Labha","start":"00:25","end":"01:42","startHours":24.411110480769345,"endHours":25.692309621630415,"quality":"auspicious"},{"name":"Amṛta","start":"01:42","end":"02:58","startHours":25.692309621630415,"endHours":26.973508762491484,"quality":"auspicious"},{"name":"Kāla","start":"02:58","end":"04:15","startHours":26.973508762491484,"endHours":28.25470790335255,"quality":"inauspicious"},{"name":"Śubha","start":"04:15","end":"05:32","startHours":28.25470790335255,"endHours":29.53590704421362,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:32","end":"06:32","startHours":5.5359070442136185,"endHours":6.5359070442136185,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:32","end":"07:32","startHours":6.5359070442136185,"endHours":7.5359070442136185,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:32","end":"08:32","startHours":7.5359070442136185,"endHours":8.53590704421362,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:32","end":"09:32","startHours":8.53590704421362,"endHours":9.53590704421362,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:32","end":"10:32","startHours":9.53590704421362,"endHours":10.53590704421362,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:32","end":"11:32","startHours":10.53590704421362,"endHours":11.53590704421362,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:32","end":"12:32","startHours":11.53590704421362,"endHours":12.53590704421362,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:32","end":"13:32","startHours":12.53590704421362,"endHours":13.53590704421362,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:32","end":"14:32","startHours":13.53590704421362,"endHours":14.53590704421362,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:32","end":"15:32","startHours":14.53590704421362,"endHours":15.53590704421362,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:32","end":"16:32","startHours":15.53590704421362,"endHours":16.53590704421362,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:32","end":"17:32","startHours":16.53590704421362,"endHours":17.53590704421362,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:32","end":"18:32","startHours":17.53590704421362,"endHours":18.53590704421362,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:32","end":"19:32","startHours":18.53590704421362,"endHours":19.53590704421362,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:32","end":"20:32","startHours":19.53590704421362,"endHours":20.53590704421362,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:32","end":"21:32","startHours":20.53590704421362,"endHours":21.53590704421362,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:32","end":"22:32","startHours":21.53590704421362,"endHours":22.53590704421362,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:32","end":"23:32","startHours":22.53590704421362,"endHours":23.53590704421362,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:32","end":"00:32","startHours":23.53590704421362,"endHours":24.53590704421362,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:32","end":"01:32","startHours":24.53590704421362,"endHours":25.53590704421362,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:32","end":"02:32","startHours":25.53590704421362,"endHours":26.53590704421362,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:32","end":"03:32","startHours":26.53590704421362,"endHours":27.53590704421362,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:32","end":"04:32","startHours":27.53590704421362,"endHours":28.53590704421362,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:32","end":"05:32","startHours":28.53590704421362,"endHours":29.53590704421362,"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":21.924894770732163,"eotMinutes":-5.361428846160681,"ayanamsa":23.2737}},"calendars":{"vikram_samvat":2015,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1880,"saka_samvatsara":"Vilambī","bengali_samvat":1365,"malayalam_era":1134,"nanakshahi_year":489,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Kṛṣṇa Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Kṛṣṇa Dvādaśī · Vikram 2015 Virodhakṛt · Śaka 1880 Vilambī"},"festivals":[{"id":"mithuna-sankranti","name":"Mithuna Saṅkrānti","name_sanskrit":"मिथुन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Gemini.","vrata":false,"detection":{"sun_rashi":"Mithuna"},"precedence":5}],"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":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"mathura"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga July 13, 1958 CE · Mathurā · Vidhyamitra","description":"July 13, 1958 CE for Mathurā: Kṛṣṇa Dvādaśī, sūryodaya 05:32, sūryāsta 19:17.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1958-07-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1958-07-13","sa":"https://sa.vidhyamitra.com/city/mathura/1958-07-13","hi":"https://hi.vidhyamitra.com/city/mathura/1958-07-13","x-default":"https://vidhyamitra.com/city/mathura/1958-07-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T17:13:03.996Z","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":"2026-05-14T17:13:03.996Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T17:13:03.996Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}