{"id":"vidhyamitra:city-day:vrindavan:1965-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1965-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1965-01-17","date_display":"January 17, 1965 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":1965,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438777.770833,"kali_year":5066,"ahargana":1850312.2708,"sun":{"sidereal_longitude":273.3532,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":86.6072,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":173.254,"elapsed_within_tithi_degrees":5.254},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":86.6072,"elapsed_within_degrees":6.6072},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":359.9604},"karana":{"half_tithi_index":28,"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":1965,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438777.770833,"ahargana":1850312.2708,"kali_year":5066,"ayanamsa_lahiri":23.3647,"grahas":{"sun":{"sidereal_longitude":273.363512,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":85.91061200000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false,"latitude":1.9041},"mars":{"sidereal_longitude":154.24821199999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":251.986312,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":23.506212000000005,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":253.03441199999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":310.19391199999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":61.5516,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":241.5516,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":1965,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438777.770833,"kali_year":5066,"ahargana":1850312.2708,"sun":{"sidereal_longitude":273.3532,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":86.6072,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":173.254,"elapsed_within_tithi_degrees":5.254},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":86.6072,"elapsed_within_degrees":6.6072},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":359.9604},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.904,"elongation":173.254},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.904,"opposition_distance":6.746}},"eclipse_window_40days":[{"offset_days":-14,"type":"solar","occurs":true,"moon_latitude":-1.5,"elongation":2.813}]},"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":"07:11","sunsetLocal":"17:48","solarNoonLocal":"12:29","dayLengthHours":10.610913736376801,"dayLengthDisplay":"10 Hours 36 Mins 39 Secs","nightLengthDisplay":"13 Hours 23 Mins 21 Secs","moonriseLocal":"17:08","moonsetLocal":"06:51","rahuKala":{"name":"Rāhu Kāla","start":"16:28","end":"17:48","startHours":16.468907463576446,"endHours":17.795271680623546,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:29","end":"13:49","startHours":12.489814812435146,"endHours":13.816179029482246,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:09","end":"16:28","startHours":15.142543246529346,"endHours":16.468907463576446,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:40","end":"10:01","startHours":9.660237816067998,"endHours":10.013934940613892,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:38","end":"07:55","startHours":7.626479349929112,"endHours":7.909437049565827,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"12:51","startHours":12.136117687889252,"endHours":12.84351193698104,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:29","startHours":5.769569446063172,"endHours":6.476963695154958,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:18","end":"07:11","startHours":6.300115132882012,"endHours":7.184357944246745,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:15","end":"14:58","startHours":14.258300435164612,"endHours":14.965694684256398,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:36","end":"18:00","startHours":17.595271680623547,"endHours":17.995271680623546,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:48","end":"18:14","startHours":17.795271680623546,"endHours":18.237393086305914,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:33","end":"19:18","startHours":17.545271680623546,"endHours":19.295271680623546,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"00:51","startHours":24.136117687889254,"endHours":24.843511936981038,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:11","end":"08:31","startHours":7.184357944246745,"endHours":8.510722161293845,"quality":"inauspicious"},{"name":"Chala","start":"08:31","end":"09:50","startHours":8.510722161293845,"endHours":9.837086378340945,"quality":"neutral"},{"name":"Labha","start":"09:50","end":"11:10","startHours":9.837086378340945,"endHours":11.163450595388046,"quality":"auspicious"},{"name":"Amṛta","start":"11:10","end":"12:29","startHours":11.163450595388046,"endHours":12.489814812435146,"quality":"auspicious"},{"name":"Kāla","start":"12:29","end":"13:49","startHours":12.489814812435146,"endHours":13.816179029482246,"quality":"inauspicious"},{"name":"Śubha","start":"13:49","end":"15:09","startHours":13.816179029482246,"endHours":15.142543246529346,"quality":"auspicious"},{"name":"Roga","start":"15:09","end":"16:28","startHours":15.142543246529346,"endHours":16.468907463576446,"quality":"inauspicious"},{"name":"Udveg","start":"16:28","end":"17:48","startHours":16.468907463576446,"endHours":17.795271680623546,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:48","end":"19:28","startHours":17.795271680623546,"endHours":19.468907463576446,"quality":"auspicious"},{"name":"Roga","start":"19:28","end":"21:09","startHours":19.468907463576446,"endHours":21.142543246529346,"quality":"inauspicious"},{"name":"Udveg","start":"21:09","end":"22:49","startHours":21.142543246529346,"endHours":22.816179029482246,"quality":"inauspicious"},{"name":"Chala","start":"22:49","end":"00:29","startHours":22.816179029482246,"endHours":24.489814812435146,"quality":"neutral"},{"name":"Labha","start":"00:29","end":"02:10","startHours":24.489814812435146,"endHours":26.163450595388046,"quality":"auspicious"},{"name":"Amṛta","start":"02:10","end":"03:50","startHours":26.163450595388046,"endHours":27.837086378340945,"quality":"auspicious"},{"name":"Kāla","start":"03:50","end":"05:31","startHours":27.837086378340945,"endHours":29.510722161293845,"quality":"inauspicious"},{"name":"Śubha","start":"05:31","end":"07:11","startHours":29.510722161293845,"endHours":31.184357944246745,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:11","end":"08:11","startHours":7.184357944246745,"endHours":8.184357944246745,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:11","end":"09:11","startHours":8.184357944246745,"endHours":9.184357944246745,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:11","end":"10:11","startHours":9.184357944246745,"endHours":10.184357944246745,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:11","end":"11:11","startHours":10.184357944246745,"endHours":11.184357944246745,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:11","end":"12:11","startHours":11.184357944246745,"endHours":12.184357944246745,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:11","end":"13:11","startHours":12.184357944246745,"endHours":13.184357944246745,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:11","end":"14:11","startHours":13.184357944246745,"endHours":14.184357944246745,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:11","end":"15:11","startHours":14.184357944246745,"endHours":15.184357944246745,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:11","end":"16:11","startHours":15.184357944246745,"endHours":16.184357944246745,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:11","end":"17:11","startHours":16.184357944246745,"endHours":17.184357944246745,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:11","end":"18:11","startHours":17.184357944246745,"endHours":18.184357944246745,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:11","end":"19:11","startHours":18.184357944246745,"endHours":19.184357944246745,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:11","end":"20:11","startHours":19.184357944246745,"endHours":20.184357944246745,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:11","end":"21:11","startHours":20.184357944246745,"endHours":21.184357944246745,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:11","end":"22:11","startHours":21.184357944246745,"endHours":22.184357944246745,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:11","end":"23:11","startHours":22.184357944246745,"endHours":23.184357944246745,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:11","end":"00:11","startHours":23.184357944246745,"endHours":24.184357944246745,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:11","end":"01:11","startHours":24.184357944246745,"endHours":25.184357944246745,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:11","end":"02:11","startHours":25.184357944246745,"endHours":26.184357944246745,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:11","end":"03:11","startHours":26.184357944246745,"endHours":27.184357944246745,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:11","end":"04:11","startHours":27.184357944246745,"endHours":28.184357944246745,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:11","end":"05:11","startHours":28.184357944246745,"endHours":29.184357944246745,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:11","end":"06:11","startHours":29.184357944246745,"endHours":30.184357944246745,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:11","end":"07:11","startHours":30.184357944246745,"endHours":31.184357944246745,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.807833152812297,"eotMinutes":-10.026088746108654,"ayanamsa":23.3647}},"calendars":{"vikram_samvat":2022,"vikram_samvatsara":"Kālayukta","saka_samvat":1887,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1372,"malayalam_era":1141,"nanakshahi_year":496,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Pūrṇimā · Vikram 2022 Kālayukta · Śaka 1887 Viśvāvasu"},"festivals":[{"id":"paush-purnima","name":"Pauṣa Pūrṇimā (Śākambharī Devī Jayantī)","name_sanskrit":"पौष पूर्णिमा","tradition":"Pan-Hindu","associated_deity":"Devī Śākambharī","significance":"Manifestation of Devī Śākambharī (vegetation-mother).","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Pauṣa"},"precedence":3}],"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":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"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},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","relevance":0.5}]},"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 January 17, 1965 CE · Vṛndāvana · Vidhyamitra","description":"January 17, 1965 CE for Vṛndāvana: Śukla Pūrṇimā, sūryodaya 07:11, sūryāsta 17:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1965-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1965-01-17","sa":"https://sa.vidhyamitra.com/city/vrindavan/1965-01-17","hi":"https://hi.vidhyamitra.com/city/vrindavan/1965-01-17","x-default":"https://vidhyamitra.com/city/vrindavan/1965-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T05:11:49.422Z","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":"2026-06-02T05:11:49.422Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T05:11:49.422Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}