{"id":"vidhyamitra:city-day:vrindavan:1963-02-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1963-02-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1963-02-10","date_display":"February 10, 1963 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":1963,"month":2,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438070.770833,"kali_year":5064,"ahargana":1849605.2708,"sun":{"sidereal_longitude":297.4009,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":136.1039,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":198.7029,"elapsed_within_tithi_degrees":6.7029},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":136.1039,"elapsed_within_degrees":2.7706},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":73.5048},"karana":{"half_tithi_index":33,"name":"Gara"},"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":1963,"month":2,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438070.770833,"ahargana":1849605.2708,"kali_year":5064,"ayanamsa_lahiri":23.3377,"grahas":{"sun":{"sidereal_longitude":297.24232499999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":133.56462499999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false,"latitude":2.7122},"mars":{"sidereal_longitude":109.92252500000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":271.96012500000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":324.69242499999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":251.70442500000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":291.930425,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":99.0118,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":279.0118,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1963,"month":2,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438070.770833,"kali_year":5064,"ahargana":1849605.2708,"sun":{"sidereal_longitude":297.4009,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":136.1039,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":198.7029,"elapsed_within_tithi_degrees":6.7029},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":136.1039,"elapsed_within_degrees":2.7706},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":73.5048},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.712,"elongation":161.297},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.712,"opposition_distance":18.703}},"eclipse_window_40days":[]},"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":"07:01","sunsetLocal":"18:07","solarNoonLocal":"12:34","dayLengthHours":11.086385836399963,"dayLengthDisplay":"11 Hours 05 Mins 11 Secs","nightLengthDisplay":"12 Hours 54 Mins 49 Secs","moonriseLocal":"19:18","moonsetLocal":"08:01","rahuKala":{"name":"Rāhu Kāla","start":"16:43","end":"18:07","startHours":16.72255278017539,"endHours":18.108351009725386,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:34","end":"13:57","startHours":12.565158091525404,"endHours":13.9509563210754,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:20","end":"16:43","startHours":15.336754550625397,"endHours":16.72255278017539,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:59","startHours":9.608788535152081,"endHours":9.978334729698748,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:29","end":"07:47","startHours":7.483897916508756,"endHours":7.779534872146088,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:56","startHours":12.19561189697874,"endHours":12.93470428607207,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:33","end":"06:17","startHours":5.5437803951387625,"endHours":6.282872784232093,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:06","end":"07:01","startHours":6.0980996869587605,"endHours":7.021965173325424,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:09","startHours":14.412889064258732,"endHours":15.151981453352063,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:55","end":"18:19","startHours":17.908351009725386,"endHours":18.308351009725385,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:07","end":"18:34","startHours":18.108351009725386,"endHours":18.57028375290872,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:52","end":"19:37","startHours":17.858351009725386,"endHours":19.608351009725386,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:56","startHours":24.19561189697874,"endHours":24.93470428607207,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:01","end":"08:24","startHours":7.021965173325424,"endHours":8.40776340287542,"quality":"inauspicious"},{"name":"Chala","start":"08:24","end":"09:48","startHours":8.40776340287542,"endHours":9.793561632425416,"quality":"neutral"},{"name":"Labha","start":"09:48","end":"11:11","startHours":9.793561632425416,"endHours":11.17935986197541,"quality":"auspicious"},{"name":"Amṛta","start":"11:11","end":"12:34","startHours":11.17935986197541,"endHours":12.565158091525404,"quality":"auspicious"},{"name":"Kāla","start":"12:34","end":"13:57","startHours":12.565158091525404,"endHours":13.9509563210754,"quality":"inauspicious"},{"name":"Śubha","start":"13:57","end":"15:20","startHours":13.9509563210754,"endHours":15.336754550625397,"quality":"auspicious"},{"name":"Roga","start":"15:20","end":"16:43","startHours":15.336754550625397,"endHours":16.72255278017539,"quality":"inauspicious"},{"name":"Udveg","start":"16:43","end":"18:07","startHours":16.72255278017539,"endHours":18.108351009725386,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:07","end":"19:43","startHours":18.108351009725386,"endHours":19.72255278017539,"quality":"auspicious"},{"name":"Roga","start":"19:43","end":"21:20","startHours":19.72255278017539,"endHours":21.336754550625393,"quality":"inauspicious"},{"name":"Udveg","start":"21:20","end":"22:57","startHours":21.336754550625393,"endHours":22.9509563210754,"quality":"inauspicious"},{"name":"Chala","start":"22:57","end":"00:34","startHours":22.9509563210754,"endHours":24.565158091525404,"quality":"neutral"},{"name":"Labha","start":"00:34","end":"02:11","startHours":24.565158091525404,"endHours":26.17935986197541,"quality":"auspicious"},{"name":"Amṛta","start":"02:11","end":"03:48","startHours":26.17935986197541,"endHours":27.793561632425416,"quality":"auspicious"},{"name":"Kāla","start":"03:48","end":"05:24","startHours":27.793561632425416,"endHours":29.407763402875418,"quality":"inauspicious"},{"name":"Śubha","start":"05:24","end":"07:01","startHours":29.407763402875418,"endHours":31.021965173325423,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:01","end":"08:01","startHours":7.021965173325424,"endHours":8.021965173325423,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:01","end":"09:01","startHours":8.021965173325423,"endHours":9.021965173325423,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:01","end":"10:01","startHours":9.021965173325423,"endHours":10.021965173325423,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:01","end":"11:01","startHours":10.021965173325423,"endHours":11.021965173325423,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:01","end":"12:01","startHours":11.021965173325423,"endHours":12.021965173325423,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:01","end":"13:01","startHours":12.021965173325423,"endHours":13.021965173325423,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:01","end":"14:01","startHours":13.021965173325423,"endHours":14.021965173325423,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:01","end":"15:01","startHours":14.021965173325423,"endHours":15.021965173325423,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:01","end":"16:01","startHours":15.021965173325423,"endHours":16.021965173325423,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:01","end":"17:01","startHours":16.021965173325423,"endHours":17.021965173325423,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:01","end":"18:01","startHours":17.021965173325423,"endHours":18.021965173325423,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:01","end":"19:01","startHours":18.021965173325423,"endHours":19.021965173325423,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:01","end":"20:01","startHours":19.021965173325423,"endHours":20.021965173325423,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:01","end":"21:01","startHours":20.021965173325423,"endHours":21.021965173325423,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:01","end":"22:01","startHours":21.021965173325423,"endHours":22.021965173325423,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:01","end":"23:01","startHours":22.021965173325423,"endHours":23.021965173325423,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:01","end":"00:01","startHours":23.021965173325423,"endHours":24.021965173325423,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:01","end":"01:01","startHours":24.021965173325423,"endHours":25.021965173325423,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:01","end":"02:01","startHours":25.021965173325423,"endHours":26.021965173325423,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:01","end":"03:01","startHours":26.021965173325423,"endHours":27.021965173325423,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:01","end":"04:01","startHours":27.021965173325423,"endHours":28.021965173325423,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:01","end":"05:01","startHours":28.021965173325423,"endHours":29.021965173325423,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:01","end":"06:01","startHours":29.021965173325423,"endHours":30.021965173325423,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:01","end":"07:01","startHours":30.021965173325423,"endHours":31.021965173325423,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-14.62905533763025,"eotMinutes":-14.546685491524224,"ayanamsa":23.3377}},"calendars":{"vikram_samvat":2020,"vikram_samvatsara":"Nala","saka_samvat":1885,"saka_samvatsara":"Śobhana","bengali_samvat":1370,"malayalam_era":1139,"nanakshahi_year":494,"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":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Dvitīyā · Vikram 2020 Nala · Śaka 1885 Śobhana"},"festivals":[],"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":"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 10, 1963 CE · Vṛndāvana · Vidhyamitra","description":"February 10, 1963 CE for Vṛndāvana: Kṛṣṇa Dvitīyā, sūryodaya 07:01, sūryāsta 18:07.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1963-02-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1963-02-10","sa":"https://sa.vidhyamitra.com/city/vrindavan/1963-02-10","hi":"https://hi.vidhyamitra.com/city/vrindavan/1963-02-10","x-default":"https://vidhyamitra.com/city/vrindavan/1963-02-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T00:43:39.060Z","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":"2026-06-01T00:43:39.060Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T00:43:39.060Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}