{"id":"vidhyamitra:city-day:howrah:1963-07-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/1963-07-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1963-07-30","date_display":"July 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":7,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438240.770833,"kali_year":5065,"ahargana":1849775.2708,"sun":{"sidereal_longitude":102.4007,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":208.7478,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":106.347,"elapsed_within_tithi_degrees":10.347},"nakshatra":{"number":16,"name":"Viśākhā","pada":3,"moon_longitude":208.7478,"elapsed_within_degrees":8.7478},"yoga":{"number":24,"name":"Śukla","sum_longitude":311.1485},"karana":{"half_tithi_index":17,"name":"Kaulava"},"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":7,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438240.770833,"ahargana":1849775.2708,"kali_year":5065,"ayanamsa_lahiri":23.3442,"grahas":{"sun":{"sidereal_longitude":102.83663000000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"moon":{"sidereal_longitude":209.13643000000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false,"latitude":3.9446},"mars":{"sidereal_longitude":158.92573000000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":119.78583000000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":356.64493,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":94.84743000000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":298.1722299999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":90.0044,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":270.0044,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"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":7,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438240.770833,"kali_year":5065,"ahargana":1849775.2708,"sun":{"sidereal_longitude":102.4007,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":208.7478,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":106.347,"elapsed_within_tithi_degrees":10.347},"nakshatra":{"number":16,"name":"Viśākhā","pada":3,"moon_longitude":208.7478,"elapsed_within_degrees":8.7478},"yoga":{"number":24,"name":"Śukla","sum_longitude":311.1485},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.945,"elongation":106.347},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.945,"opposition_distance":73.653}},"eclipse_window_40days":[]},"city":{"slug":"howrah","name":"Howrah, West Bengal","lat":22.5958,"lon":88.2636,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"howrah","name":"Howrah, West Bengal","lat":22.5958,"lon":88.2636,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"sunriseLocal":"05:07","sunsetLocal":"18:19","solarNoonLocal":"11:43","dayLengthHours":13.209786911580277,"dayLengthDisplay":"13 Hours 12 Mins 35 Secs","nightLengthDisplay":"10 Hours 47 Mins 25 Secs","moonriseLocal":"13:17","moonsetLocal":"00:19","rahuKala":{"name":"Rāhu Kāla","start":"15:01","end":"16:40","startHours":15.020118156508072,"endHours":16.671341520455606,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:25","end":"10:04","startHours":8.415224700717935,"endHours":10.066448064665469,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:43","end":"13:22","startHours":11.717671428613004,"endHours":13.368894792560539,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:12","end":"08:38","startHours":8.19506158552493,"endHours":8.635387815910939,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:40","end":"06:01","startHours":5.663185760805376,"endHours":6.0154467451141835,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:17","end":"12:09","startHours":11.277345198226994,"endHours":12.157997658999014,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:21","end":"04:14","startHours":3.351473051278828,"endHours":4.232125512050847,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:01","end":"05:07","startHours":4.011962396857842,"endHours":5.112777972822865,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:55","end":"14:48","startHours":13.91930258054305,"endHours":14.79995504131507,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:07","end":"18:31","startHours":18.122564884403143,"endHours":18.522564884403142,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:19","end":"18:52","startHours":18.322564884403143,"endHours":18.872972672385654,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:04","end":"19:49","startHours":18.072564884403143,"endHours":19.822564884403143,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:17","end":"00:09","startHours":23.277345198226993,"endHours":24.15799765899901,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:07","end":"06:46","startHours":5.112777972822865,"endHours":6.7640013367704,"quality":"inauspicious"},{"name":"Udveg","start":"06:46","end":"08:25","startHours":6.7640013367704,"endHours":8.415224700717935,"quality":"inauspicious"},{"name":"Chala","start":"08:25","end":"10:04","startHours":8.415224700717935,"endHours":10.066448064665469,"quality":"neutral"},{"name":"Labha","start":"10:04","end":"11:43","startHours":10.066448064665469,"endHours":11.717671428613004,"quality":"auspicious"},{"name":"Amṛta","start":"11:43","end":"13:22","startHours":11.717671428613004,"endHours":13.368894792560539,"quality":"auspicious"},{"name":"Kāla","start":"13:22","end":"15:01","startHours":13.368894792560539,"endHours":15.020118156508072,"quality":"inauspicious"},{"name":"Śubha","start":"15:01","end":"16:40","startHours":15.020118156508072,"endHours":16.671341520455606,"quality":"auspicious"},{"name":"Roga","start":"16:40","end":"18:19","startHours":16.671341520455606,"endHours":18.322564884403143,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:19","end":"19:40","startHours":18.322564884403143,"endHours":19.67134152045561,"quality":"inauspicious"},{"name":"Śubha","start":"19:40","end":"21:01","startHours":19.67134152045561,"endHours":21.020118156508072,"quality":"auspicious"},{"name":"Roga","start":"21:01","end":"22:22","startHours":21.020118156508072,"endHours":22.36889479256054,"quality":"inauspicious"},{"name":"Udveg","start":"22:22","end":"23:43","startHours":22.36889479256054,"endHours":23.717671428613002,"quality":"inauspicious"},{"name":"Chala","start":"23:43","end":"01:04","startHours":23.717671428613002,"endHours":25.06644806466547,"quality":"neutral"},{"name":"Labha","start":"01:04","end":"02:25","startHours":25.06644806466547,"endHours":26.415224700717935,"quality":"auspicious"},{"name":"Amṛta","start":"02:25","end":"03:46","startHours":26.415224700717935,"endHours":27.7640013367704,"quality":"auspicious"},{"name":"Kāla","start":"03:46","end":"05:07","startHours":27.7640013367704,"endHours":29.112777972822865,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:07","end":"06:07","startHours":5.112777972822865,"endHours":6.112777972822865,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:07","end":"07:07","startHours":6.112777972822865,"endHours":7.112777972822865,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:07","end":"08:07","startHours":7.112777972822865,"endHours":8.112777972822865,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:07","end":"09:07","startHours":8.112777972822865,"endHours":9.112777972822865,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:07","end":"10:07","startHours":9.112777972822865,"endHours":10.112777972822865,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:07","end":"11:07","startHours":10.112777972822865,"endHours":11.112777972822865,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:07","end":"12:07","startHours":11.112777972822865,"endHours":12.112777972822865,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:07","end":"13:07","startHours":12.112777972822865,"endHours":13.112777972822865,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:07","end":"14:07","startHours":13.112777972822865,"endHours":14.112777972822865,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:07","end":"15:07","startHours":14.112777972822865,"endHours":15.112777972822865,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:07","end":"16:07","startHours":15.112777972822865,"endHours":16.112777972822865,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:07","end":"17:07","startHours":16.112777972822865,"endHours":17.112777972822865,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:07","end":"18:07","startHours":17.112777972822865,"endHours":18.112777972822865,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:07","end":"19:07","startHours":18.112777972822865,"endHours":19.112777972822865,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:07","end":"20:07","startHours":19.112777972822865,"endHours":20.112777972822865,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:07","end":"21:07","startHours":20.112777972822865,"endHours":21.112777972822865,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:07","end":"22:07","startHours":21.112777972822865,"endHours":22.112777972822865,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:07","end":"23:07","startHours":22.112777972822865,"endHours":23.112777972822865,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:07","end":"00:07","startHours":23.112777972822865,"endHours":24.112777972822865,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:07","end":"01:07","startHours":24.112777972822865,"endHours":25.112777972822865,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:07","end":"02:07","startHours":25.112777972822865,"endHours":26.112777972822865,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:07","end":"03:07","startHours":26.112777972822865,"endHours":27.112777972822865,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:07","end":"04:07","startHours":27.112777972822865,"endHours":28.112777972822865,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:07","end":"05:07","startHours":28.112777972822865,"endHours":29.112777972822865,"planetary_lord":"Saturn"}],"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","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"North","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.725400999677436,"eotMinutes":-6.1146857167802535,"ayanamsa":23.3442}},"calendars":{"vikram_samvat":2020,"vikram_samvatsara":"Nala","saka_samvat":1885,"saka_samvatsara":"Śobhana","bengali_samvat":1370,"malayalam_era":1139,"nanakshahi_year":494,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Navamī · Vikram 2020 Nala · Śaka 1885 Śobhana"},"festivals":[],"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":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","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 Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"howrah"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga July 30, 1963 CE · Howrah, West Bengal · Vidhyamitra","description":"July 30, 1963 CE for Howrah, West Bengal: Śukla Navamī, sūryodaya 05:07, sūryāsta 18:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/1963-07-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/1963-07-30","sa":"https://sa.vidhyamitra.com/city/howrah/1963-07-30","hi":"https://hi.vidhyamitra.com/city/howrah/1963-07-30","x-default":"https://vidhyamitra.com/city/howrah/1963-07-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T00:25:05.298Z","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":"2026-06-01T00:25:05.298Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T00:25:05.298Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}