{"id":"vidhyamitra:city-day:vrindavan:1952-02-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1952-02-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1952-02-13","date_display":"February 13, 1952 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":1952,"month":2,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2434055.770833,"kali_year":5053,"ahargana":1845590.2708,"sun":{"sidereal_longitude":300.2955,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":144.3674,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":204.0719,"elapsed_within_tithi_degrees":0.0719},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":144.3674,"elapsed_within_degrees":11.034},"yoga":{"number":7,"name":"Sukarma","sum_longitude":84.6628},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"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":1952,"month":2,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2434055.770833,"ahargana":1845590.2708,"kali_year":5053,"ayanamsa_lahiri":23.1841,"grahas":{"sun":{"sidereal_longitude":300.096227,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":142.39772700000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false,"latitude":-0.9823},"mars":{"sidereal_longitude":197.411027,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":293.88222700000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":350.068527,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":267.48312699999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":171.78612699999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":311.7458,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":131.7458,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":1952,"month":2,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2434055.770833,"kali_year":5053,"ahargana":1845590.2708,"sun":{"sidereal_longitude":300.2955,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":144.3674,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":204.0719,"elapsed_within_tithi_degrees":0.0719},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":144.3674,"elapsed_within_degrees":11.034},"yoga":{"number":7,"name":"Sukarma","sum_longitude":84.6628},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.982,"elongation":155.928},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.982,"opposition_distance":24.072}},"eclipse_window_40days":[{"offset_days":-2,"type":"lunar","occurs":true,"moon_latitude":1.009,"opposition_distance":0.622}]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:59","sunsetLocal":"18:08","solarNoonLocal":"12:34","dayLengthHours":11.150898106703751,"dayLengthDisplay":"11 Hours 09 Mins 03 Secs","nightLengthDisplay":"12 Hours 50 Mins 57 Secs","moonriseLocal":"19:49","moonsetLocal":"08:18","rahuKala":{"name":"Rāhu Kāla","start":"12:34","end":"13:58","startHours":12.566038754343701,"endHours":13.95990101768167,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:23","end":"09:47","startHours":8.384451964329793,"endHours":9.778314227667762,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:10","end":"12:34","startHours":11.172176491005732,"endHours":12.566038754343701,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:58","startHours":9.592465925889368,"endHours":9.964162529446158,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:27","end":"07:45","startHours":7.455210455437814,"endHours":7.752567738283247,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:56","startHours":12.194342150786909,"endHours":12.937735357900493,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:30","end":"06:15","startHours":5.503803286764658,"endHours":6.247196493878241,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:04","end":"06:59","startHours":6.061348192099845,"endHours":6.9905897009918245,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:10","startHours":14.424521772127658,"endHours":15.167914979241242,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:56","end":"18:20","startHours":17.941487807695577,"endHours":18.341487807695575,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:08","end":"18:36","startHours":18.141487807695576,"endHours":18.606108562141564,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:53","end":"19:38","startHours":17.891487807695576,"endHours":19.641487807695576,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:56","startHours":24.19434215078691,"endHours":24.937735357900493,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:59","end":"08:23","startHours":6.9905897009918245,"endHours":8.384451964329793,"quality":"auspicious"},{"name":"Amṛta","start":"08:23","end":"09:47","startHours":8.384451964329793,"endHours":9.778314227667762,"quality":"auspicious"},{"name":"Kāla","start":"09:47","end":"11:10","startHours":9.778314227667762,"endHours":11.172176491005732,"quality":"inauspicious"},{"name":"Śubha","start":"11:10","end":"12:34","startHours":11.172176491005732,"endHours":12.566038754343701,"quality":"auspicious"},{"name":"Roga","start":"12:34","end":"13:58","startHours":12.566038754343701,"endHours":13.95990101768167,"quality":"inauspicious"},{"name":"Udveg","start":"13:58","end":"15:21","startHours":13.95990101768167,"endHours":15.353763281019638,"quality":"inauspicious"},{"name":"Chala","start":"15:21","end":"16:45","startHours":15.353763281019638,"endHours":16.747625544357607,"quality":"neutral"},{"name":"Labha","start":"16:45","end":"18:08","startHours":16.747625544357607,"endHours":18.141487807695576,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:08","end":"19:45","startHours":18.141487807695576,"endHours":19.747625544357607,"quality":"inauspicious"},{"name":"Chala","start":"19:45","end":"21:21","startHours":19.747625544357607,"endHours":21.35376328101964,"quality":"neutral"},{"name":"Labha","start":"21:21","end":"22:58","startHours":21.35376328101964,"endHours":22.95990101768167,"quality":"auspicious"},{"name":"Amṛta","start":"22:58","end":"00:34","startHours":22.95990101768167,"endHours":24.5660387543437,"quality":"auspicious"},{"name":"Kāla","start":"00:34","end":"02:10","startHours":24.5660387543437,"endHours":26.17217649100573,"quality":"inauspicious"},{"name":"Śubha","start":"02:10","end":"03:47","startHours":26.17217649100573,"endHours":27.778314227667764,"quality":"auspicious"},{"name":"Roga","start":"03:47","end":"05:23","startHours":27.778314227667764,"endHours":29.38445196432979,"quality":"inauspicious"},{"name":"Udveg","start":"05:23","end":"06:59","startHours":29.38445196432979,"endHours":30.990589700991826,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:59","end":"07:59","startHours":6.9905897009918245,"endHours":7.9905897009918245,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:59","end":"08:59","startHours":7.9905897009918245,"endHours":8.990589700991825,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:59","end":"09:59","startHours":8.990589700991825,"endHours":9.990589700991825,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:59","end":"10:59","startHours":9.990589700991825,"endHours":10.990589700991825,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:59","end":"11:59","startHours":10.990589700991825,"endHours":11.990589700991825,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:59","end":"12:59","startHours":11.990589700991825,"endHours":12.990589700991825,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:59","end":"13:59","startHours":12.990589700991825,"endHours":13.990589700991825,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:59","end":"14:59","startHours":13.990589700991825,"endHours":14.990589700991825,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:59","end":"15:59","startHours":14.990589700991825,"endHours":15.990589700991825,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:59","end":"16:59","startHours":15.990589700991825,"endHours":16.990589700991826,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:59","end":"17:59","startHours":16.990589700991826,"endHours":17.990589700991826,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:59","end":"18:59","startHours":17.990589700991826,"endHours":18.990589700991826,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:59","end":"19:59","startHours":18.990589700991826,"endHours":19.990589700991826,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:59","end":"20:59","startHours":19.990589700991826,"endHours":20.990589700991826,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:59","end":"21:59","startHours":20.990589700991826,"endHours":21.990589700991826,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:59","end":"22:59","startHours":21.990589700991826,"endHours":22.990589700991826,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:59","end":"23:59","startHours":22.990589700991826,"endHours":23.990589700991826,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:59","end":"00:59","startHours":23.990589700991826,"endHours":24.990589700991826,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:59","end":"01:59","startHours":24.990589700991826,"endHours":25.990589700991826,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:59","end":"02:59","startHours":25.990589700991826,"endHours":26.990589700991826,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:59","end":"03:59","startHours":26.990589700991826,"endHours":27.990589700991826,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:59","end":"04:59","startHours":27.990589700991826,"endHours":28.990589700991826,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:59","end":"05:59","startHours":28.990589700991826,"endHours":29.990589700991826,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:59","end":"06:59","startHours":29.990589700991826,"endHours":30.990589700991826,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"North (Uttara)","chandraVasa":"West","rahuVasa":"South-West","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-13.75699047709986,"eotMinutes":-14.599525260622107,"ayanamsa":23.1841}},"calendars":{"vikram_samvat":2009,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1874,"saka_samvatsara":"Nandana","bengali_samvat":1359,"malayalam_era":1128,"nanakshahi_year":483,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Tṛtīyā · Vikram 2009 Viśvāvasu · Śaka 1874 Nandana"},"festivals":[],"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":[]},"validity":{"eternal":false,"location_specific":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 13, 1952 CE · Vṛndāvana · Vidhyamitra","description":"February 13, 1952 CE for Vṛndāvana: Kṛṣṇa Tṛtīyā, sūryodaya 06:59, sūryāsta 18:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1952-02-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1952-02-13","sa":"https://sa.vidhyamitra.com/city/vrindavan/1952-02-13","hi":"https://hi.vidhyamitra.com/city/vrindavan/1952-02-13","x-default":"https://vidhyamitra.com/city/vrindavan/1952-02-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T01:55:14.100Z","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":"2026-06-03T01:55:14.100Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T01:55:14.100Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}