{"id":"vidhyamitra:city-day:vrindavan:1963-04-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1963-04-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1963-04-30","date_display":"April 30, 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":4,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438149.770833,"kali_year":5065,"ahargana":1849684.2708,"sun":{"sidereal_longitude":15.8042,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":95.7273,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":79.9231,"elapsed_within_tithi_degrees":7.9231},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.7273,"elapsed_within_degrees":2.394},"yoga":{"number":9,"name":"Śūla","sum_longitude":111.5316},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":4,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438149.770833,"ahargana":1849684.2708,"kali_year":5065,"ayanamsa_lahiri":23.3407,"grahas":{"sun":{"sidereal_longitude":15.652507000000014,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":98.559507,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false,"latitude":0.0707},"mars":{"sidereal_longitude":112.011007,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":35.86660699999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":343.384207,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":344.292107,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":299.49610699999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":94.826,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":274.826,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1963,"month":4,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438149.770833,"kali_year":5065,"ahargana":1849684.2708,"sun":{"sidereal_longitude":15.8042,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":95.7273,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":79.9231,"elapsed_within_tithi_degrees":7.9231},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.7273,"elapsed_within_degrees":2.394},"yoga":{"number":9,"name":"Śūla","sum_longitude":111.5316},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.071,"elongation":79.923},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.071,"opposition_distance":100.077}},"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":"05:42","sunsetLocal":"18:52","solarNoonLocal":"12:17","dayLengthHours":13.164732674421971,"dayLengthDisplay":"13 Hours 09 Mins 53 Secs","nightLengthDisplay":"10 Hours 50 Mins 07 Secs","moonriseLocal":"11:02","moonsetLocal":"00:34","rahuKala":{"name":"Rāhu Kāla","start":"15:34","end":"17:13","startHours":15.567472148785455,"endHours":17.2130637330882,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:59","end":"10:38","startHours":8.985105811574469,"endHours":10.630697395877217,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:17","end":"13:55","startHours":12.276288980179963,"endHours":13.92188056448271,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:46","end":"09:12","startHours":8.765693600334103,"endHours":9.204518022814835,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:36","startHours":6.242453171069892,"endHours":6.593512709054478,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:43","startHours":11.837464557699231,"endHours":12.715113402660695,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:56","end":"04:49","startHours":3.938624953046047,"endHours":4.816273798007511,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:36","end":"05:42","startHours":4.596861586767146,"endHours":5.693922642968976,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:21","startHours":14.470411092583625,"endHours":15.34805993754509,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:40","end":"19:04","startHours":18.65865531739095,"endHours":19.058655317390947,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:52","end":"19:24","startHours":18.858655317390948,"endHours":19.407185845491863,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:37","end":"20:22","startHours":18.608655317390948,"endHours":20.358655317390948,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:43","startHours":23.83746455769923,"endHours":24.715113402660695,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:42","end":"07:20","startHours":5.693922642968976,"endHours":7.339514227271723,"quality":"inauspicious"},{"name":"Udveg","start":"07:20","end":"08:59","startHours":7.339514227271723,"endHours":8.985105811574469,"quality":"inauspicious"},{"name":"Chala","start":"08:59","end":"10:38","startHours":8.985105811574469,"endHours":10.630697395877217,"quality":"neutral"},{"name":"Labha","start":"10:38","end":"12:17","startHours":10.630697395877217,"endHours":12.276288980179963,"quality":"auspicious"},{"name":"Amṛta","start":"12:17","end":"13:55","startHours":12.276288980179963,"endHours":13.92188056448271,"quality":"auspicious"},{"name":"Kāla","start":"13:55","end":"15:34","startHours":13.92188056448271,"endHours":15.567472148785455,"quality":"inauspicious"},{"name":"Śubha","start":"15:34","end":"17:13","startHours":15.567472148785455,"endHours":17.2130637330882,"quality":"auspicious"},{"name":"Roga","start":"17:13","end":"18:52","startHours":17.2130637330882,"endHours":18.858655317390948,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:52","end":"20:13","startHours":18.858655317390948,"endHours":20.2130637330882,"quality":"inauspicious"},{"name":"Śubha","start":"20:13","end":"21:34","startHours":20.2130637330882,"endHours":21.567472148785455,"quality":"auspicious"},{"name":"Roga","start":"21:34","end":"22:55","startHours":21.567472148785455,"endHours":22.92188056448271,"quality":"inauspicious"},{"name":"Udveg","start":"22:55","end":"00:17","startHours":22.92188056448271,"endHours":24.276288980179963,"quality":"inauspicious"},{"name":"Chala","start":"00:17","end":"01:38","startHours":24.276288980179963,"endHours":25.630697395877217,"quality":"neutral"},{"name":"Labha","start":"01:38","end":"02:59","startHours":25.630697395877217,"endHours":26.98510581157447,"quality":"auspicious"},{"name":"Amṛta","start":"02:59","end":"04:20","startHours":26.98510581157447,"endHours":28.33951422727172,"quality":"auspicious"},{"name":"Kāla","start":"04:20","end":"05:42","startHours":28.33951422727172,"endHours":29.693922642968978,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:42","end":"06:42","startHours":5.693922642968976,"endHours":6.693922642968976,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:42","end":"07:42","startHours":6.693922642968976,"endHours":7.693922642968976,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:42","end":"08:42","startHours":7.693922642968976,"endHours":8.693922642968976,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:42","end":"09:42","startHours":8.693922642968976,"endHours":9.693922642968976,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:42","end":"10:42","startHours":9.693922642968976,"endHours":10.693922642968976,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:42","end":"11:42","startHours":10.693922642968976,"endHours":11.693922642968976,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:42","end":"12:42","startHours":11.693922642968976,"endHours":12.693922642968976,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:42","end":"13:42","startHours":12.693922642968976,"endHours":13.693922642968976,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:42","end":"14:42","startHours":13.693922642968976,"endHours":14.693922642968976,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:42","end":"15:42","startHours":14.693922642968976,"endHours":15.693922642968976,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:42","end":"16:42","startHours":15.693922642968976,"endHours":16.693922642968978,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:42","end":"17:42","startHours":16.693922642968978,"endHours":17.693922642968978,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:42","end":"18:42","startHours":17.693922642968978,"endHours":18.693922642968978,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:42","end":"19:42","startHours":18.693922642968978,"endHours":19.693922642968978,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:42","end":"20:42","startHours":19.693922642968978,"endHours":20.693922642968978,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:42","end":"21:42","startHours":20.693922642968978,"endHours":21.693922642968978,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:42","end":"22:42","startHours":21.693922642968978,"endHours":22.693922642968978,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:42","end":"23:42","startHours":22.693922642968978,"endHours":23.693922642968978,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:42","end":"00:42","startHours":23.693922642968978,"endHours":24.693922642968978,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:42","end":"01:42","startHours":24.693922642968978,"endHours":25.693922642968978,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:42","end":"02:42","startHours":25.693922642968978,"endHours":26.693922642968978,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:42","end":"03:42","startHours":26.693922642968978,"endHours":27.693922642968978,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:42","end":"04:42","startHours":27.693922642968978,"endHours":28.693922642968978,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:42","end":"05:42","startHours":28.693922642968978,"endHours":29.693922642968978,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":14.493164463581103,"eotMinutes":2.785461189202204,"ayanamsa":23.3407}},"calendars":{"vikram_samvat":2020,"vikram_samvatsara":"Nala","saka_samvat":1885,"saka_samvatsara":"Śobhana","bengali_samvat":1370,"malayalam_era":1139,"nanakshahi_year":494,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Saptamī · Vikram 2020 Nala · Śaka 1885 Śobhana"},"festivals":[{"id":"ganga-saptami","name":"Gaṅgā Saptamī","name_sanskrit":"गङ्गा सप्तमी","tradition":"Pan-Hindu","associated_deity":"Devī Gaṅgā","significance":"Gaṅgā Devī's descent to Brahma-loka before her earth-descent.","vrata":true,"detection":{"tithi_number":7,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":4}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 April 30, 1963 CE · Vṛndāvana · Vidhyamitra","description":"April 30, 1963 CE for Vṛndāvana: Śukla Saptamī, sūryodaya 05:42, sūryāsta 18:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1963-04-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1963-04-30","sa":"https://sa.vidhyamitra.com/city/vrindavan/1963-04-30","hi":"https://hi.vidhyamitra.com/city/vrindavan/1963-04-30","x-default":"https://vidhyamitra.com/city/vrindavan/1963-04-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T05:04:25.916Z","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":"2026-06-01T05:04:25.916Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T05:04:25.916Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}