{"id":"vidhyamitra:city-day:howrah:1982-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/1982-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1982-04-01","date_display":"April 1, 1982 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":1982,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445060.770833,"kali_year":5083,"ahargana":1856595.2708,"sun":{"sidereal_longitude":347.5973,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":74.0122,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":86.4149,"elapsed_within_tithi_degrees":2.4149},"nakshatra":{"number":6,"name":"Ārdrā","pada":3,"moon_longitude":74.0122,"elapsed_within_degrees":7.3455},"yoga":{"number":5,"name":"Śobhana","sum_longitude":61.6095},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1982,"month":4,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445060.770833,"ahargana":1856595.2708,"kali_year":5083,"ayanamsa_lahiri":23.605,"grahas":{"sun":{"sidereal_longitude":347.389256,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":75.12445600000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false,"latitude":-1.1359},"mars":{"sidereal_longitude":166.653956,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":336.872556,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":195.26875599999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":301.173356,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":175.67865600000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":88.648,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":268.648,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1982,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445060.770833,"kali_year":5083,"ahargana":1856595.2708,"sun":{"sidereal_longitude":347.5973,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":74.0122,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":86.4149,"elapsed_within_tithi_degrees":2.4149},"nakshatra":{"number":6,"name":"Ārdrā","pada":3,"moon_longitude":74.0122,"elapsed_within_degrees":7.3455},"yoga":{"number":5,"name":"Śobhana","sum_longitude":61.6095},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.136,"elongation":86.415},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.136,"opposition_distance":93.585}},"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":"05:30","sunsetLocal":"17:52","solarNoonLocal":"11:41","dayLengthHours":12.362635597610819,"dayLengthDisplay":"12 Hours 21 Mins 45 Secs","nightLengthDisplay":"11 Hours 38 Mins 15 Secs","moonriseLocal":"10:48","moonsetLocal":"00:16","rahuKala":{"name":"Rāhu Kāla","start":"13:14","end":"14:47","startHours":13.233494384720544,"endHours":14.778823834421896,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:30","end":"07:03","startHours":5.506847136213783,"endHours":7.052176585915135,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:36","end":"10:09","startHours":8.597506035616487,"endHours":10.142835485317839,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:23","end":"08:48","startHours":8.391462108989641,"endHours":8.803549962243334,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:01","end":"06:21","startHours":6.021956952780901,"endHours":6.351627235383856,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:17","end":"12:06","startHours":11.276077081765498,"endHours":12.100252788272885,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:52","end":"04:41","startHours":3.858495723199007,"endHours":4.682671429706395,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:29","end":"05:30","startHours":4.476627503079548,"endHours":5.506847136213783,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:45","end":"14:34","startHours":13.748604201287662,"endHours":14.57277990779505,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:40","end":"18:04","startHours":17.6694827338246,"endHours":18.0694827338246,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:52","end":"18:23","startHours":17.8694827338246,"endHours":18.38459255039172,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:37","end":"19:22","startHours":17.6194827338246,"endHours":19.3694827338246,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:17","end":"00:06","startHours":23.276077081765497,"endHours":24.100252788272886,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:30","end":"07:03","startHours":5.506847136213783,"endHours":7.052176585915135,"quality":"auspicious"},{"name":"Roga","start":"07:03","end":"08:36","startHours":7.052176585915135,"endHours":8.597506035616487,"quality":"inauspicious"},{"name":"Udveg","start":"08:36","end":"10:09","startHours":8.597506035616487,"endHours":10.142835485317839,"quality":"inauspicious"},{"name":"Chala","start":"10:09","end":"11:41","startHours":10.142835485317839,"endHours":11.688164935019191,"quality":"neutral"},{"name":"Labha","start":"11:41","end":"13:14","startHours":11.688164935019191,"endHours":13.233494384720544,"quality":"auspicious"},{"name":"Amṛta","start":"13:14","end":"14:47","startHours":13.233494384720544,"endHours":14.778823834421896,"quality":"auspicious"},{"name":"Kāla","start":"14:47","end":"16:19","startHours":14.778823834421896,"endHours":16.32415328412325,"quality":"inauspicious"},{"name":"Śubha","start":"16:19","end":"17:52","startHours":16.32415328412325,"endHours":17.8694827338246,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:52","end":"19:19","startHours":17.8694827338246,"endHours":19.32415328412325,"quality":"auspicious"},{"name":"Kāla","start":"19:19","end":"20:47","startHours":19.32415328412325,"endHours":20.778823834421896,"quality":"inauspicious"},{"name":"Śubha","start":"20:47","end":"22:14","startHours":20.778823834421896,"endHours":22.233494384720544,"quality":"auspicious"},{"name":"Roga","start":"22:14","end":"23:41","startHours":22.233494384720544,"endHours":23.68816493501919,"quality":"inauspicious"},{"name":"Udveg","start":"23:41","end":"01:09","startHours":23.68816493501919,"endHours":25.14283548531784,"quality":"inauspicious"},{"name":"Chala","start":"01:09","end":"02:36","startHours":25.14283548531784,"endHours":26.597506035616487,"quality":"neutral"},{"name":"Labha","start":"02:36","end":"04:03","startHours":26.597506035616487,"endHours":28.052176585915134,"quality":"auspicious"},{"name":"Amṛta","start":"04:03","end":"05:30","startHours":28.052176585915134,"endHours":29.506847136213782,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:30","end":"06:30","startHours":5.506847136213783,"endHours":6.506847136213783,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:30","end":"07:30","startHours":6.506847136213783,"endHours":7.506847136213783,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:30","end":"08:30","startHours":7.506847136213783,"endHours":8.506847136213782,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:30","end":"09:30","startHours":8.506847136213782,"endHours":9.506847136213782,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:30","end":"10:30","startHours":9.506847136213782,"endHours":10.506847136213782,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:30","end":"11:30","startHours":10.506847136213782,"endHours":11.506847136213782,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:30","end":"12:30","startHours":11.506847136213782,"endHours":12.506847136213782,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:30","end":"13:30","startHours":12.506847136213782,"endHours":13.506847136213782,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:30","end":"14:30","startHours":13.506847136213782,"endHours":14.506847136213782,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:30","end":"15:30","startHours":14.506847136213782,"endHours":15.506847136213782,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:30","end":"16:30","startHours":15.506847136213782,"endHours":16.506847136213782,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:30","end":"17:30","startHours":16.506847136213782,"endHours":17.506847136213782,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:30","end":"18:30","startHours":17.506847136213782,"endHours":18.506847136213782,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:30","end":"19:30","startHours":18.506847136213782,"endHours":19.506847136213782,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:30","end":"20:30","startHours":19.506847136213782,"endHours":20.506847136213782,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:30","end":"21:30","startHours":20.506847136213782,"endHours":21.506847136213782,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:30","end":"22:30","startHours":21.506847136213782,"endHours":22.506847136213782,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:30","end":"23:30","startHours":22.506847136213782,"endHours":23.506847136213782,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:30","end":"00:30","startHours":23.506847136213782,"endHours":24.506847136213782,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:30","end":"01:30","startHours":24.506847136213782,"endHours":25.506847136213782,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:30","end":"02:30","startHours":25.506847136213782,"endHours":26.506847136213782,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:30","end":"03:30","startHours":26.506847136213782,"endHours":27.506847136213782,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:30","end":"04:30","startHours":27.506847136213782,"endHours":28.506847136213782,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:30","end":"05:30","startHours":28.506847136213782,"endHours":29.506847136213782,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":4.350165708689866,"eotMinutes":-4.344296101151456,"ayanamsa":23.605}},"calendars":{"vikram_samvat":2039,"vikram_samvatsara":"Yuva","saka_samvat":1904,"saka_samvatsara":"Dundubhi","bengali_samvat":1389,"malayalam_era":1158,"nanakshahi_year":513,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Aṣṭamī · Vikram 2039 Yuva · Śaka 1904 Dundubhi"},"festivals":[{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","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 April 1, 1982 CE · Howrah, West Bengal · Vidhyamitra","description":"April 1, 1982 CE for Howrah, West Bengal: Śukla Aṣṭamī, sūryodaya 05:30, sūryāsta 17:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/1982-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/1982-04-01","sa":"https://sa.vidhyamitra.com/city/howrah/1982-04-01","hi":"https://hi.vidhyamitra.com/city/howrah/1982-04-01","x-default":"https://vidhyamitra.com/city/howrah/1982-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T13:49:51.186Z","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":"2026-05-18T13:49:51.186Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T13:49:51.186Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}