{"id":"vidhyamitra:city-day:howrah:2188-08-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2188-08-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2188-08-04","date_display":"August 4, 2188 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":2188,"month":8,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2520426.770833,"kali_year":5290,"ahargana":1931961.2708,"sun":{"sidereal_longitude":105.0429,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":246.7889,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":141.746,"elapsed_within_tithi_degrees":9.746},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":246.7889,"elapsed_within_degrees":6.7889},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":351.8318},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2188,"month":8,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2520426.770833,"ahargana":1931961.2708,"kali_year":5290,"ayanamsa_lahiri":26.4875,"grahas":{"sun":{"sidereal_longitude":106.04072000000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"moon":{"sidereal_longitude":247.50422000000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false,"latitude":-0.8881},"mars":{"sidereal_longitude":85.61972000000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":130.19522,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":339.57322,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":61.43581999999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":170.44582000000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":55.3946,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":235.3946,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2188,"month":8,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2520426.770833,"kali_year":5290,"ahargana":1931961.2708,"sun":{"sidereal_longitude":105.0429,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":246.7889,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":141.746,"elapsed_within_tithi_degrees":9.746},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":246.7889,"elapsed_within_degrees":6.7889},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":351.8318},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.888,"elongation":141.746},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.888,"opposition_distance":38.254}},"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":"05:10","sunsetLocal":"18:16","solarNoonLocal":"11:43","dayLengthHours":13.10435850853903,"dayLengthDisplay":"13 Hours 06 Mins 16 Secs","nightLengthDisplay":"10 Hours 53 Mins 44 Secs","moonriseLocal":"15:47","moonsetLocal":"02:30","rahuKala":{"name":"Rāhu Kāla","start":"06:48","end":"08:26","startHours":6.798189983698493,"endHours":8.436234797265872,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:04","end":"11:43","startHours":10.074279610833251,"endHours":11.71232442440063,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:21","end":"14:59","startHours":13.350369237968009,"endHours":14.988414051535388,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:13","end":"08:39","startHours":8.217828822123554,"endHours":8.65464077240819,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:42","end":"06:03","startHours":5.706160107986907,"endHours":6.055609668214615,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:17","end":"12:09","startHours":11.275512474115997,"endHours":12.149136374685265,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:25","end":"04:17","startHours":3.412897368992577,"endHours":4.286521269561845,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:04","end":"05:10","startHours":4.0681152944195285,"endHours":5.1601451701311145,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:54","end":"14:46","startHours":13.896384175823803,"endHours":14.770008076393072,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:04","end":"18:28","startHours":18.064503678670146,"endHours":18.464503678670145,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:16","end":"18:49","startHours":18.264503678670145,"endHours":18.81051861652594,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:01","end":"19:46","startHours":18.014503678670145,"endHours":19.764503678670145,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:17","end":"00:09","startHours":23.275512474115995,"endHours":24.149136374685266,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:10","end":"06:48","startHours":5.1601451701311145,"endHours":6.798189983698493,"quality":"auspicious"},{"name":"Kāla","start":"06:48","end":"08:26","startHours":6.798189983698493,"endHours":8.436234797265872,"quality":"inauspicious"},{"name":"Śubha","start":"08:26","end":"10:04","startHours":8.436234797265872,"endHours":10.074279610833251,"quality":"auspicious"},{"name":"Roga","start":"10:04","end":"11:43","startHours":10.074279610833251,"endHours":11.71232442440063,"quality":"inauspicious"},{"name":"Udveg","start":"11:43","end":"13:21","startHours":11.71232442440063,"endHours":13.350369237968009,"quality":"inauspicious"},{"name":"Chala","start":"13:21","end":"14:59","startHours":13.350369237968009,"endHours":14.988414051535388,"quality":"neutral"},{"name":"Labha","start":"14:59","end":"16:38","startHours":14.988414051535388,"endHours":16.626458865102766,"quality":"auspicious"},{"name":"Amṛta","start":"16:38","end":"18:16","startHours":16.626458865102766,"endHours":18.264503678670145,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:16","end":"19:38","startHours":18.264503678670145,"endHours":19.626458865102766,"quality":"neutral"},{"name":"Labha","start":"19:38","end":"20:59","startHours":19.626458865102766,"endHours":20.988414051535386,"quality":"auspicious"},{"name":"Amṛta","start":"20:59","end":"22:21","startHours":20.988414051535386,"endHours":22.35036923796801,"quality":"auspicious"},{"name":"Kāla","start":"22:21","end":"23:43","startHours":22.35036923796801,"endHours":23.71232442440063,"quality":"inauspicious"},{"name":"Śubha","start":"23:43","end":"01:04","startHours":23.71232442440063,"endHours":25.07427961083325,"quality":"auspicious"},{"name":"Roga","start":"01:04","end":"02:26","startHours":25.07427961083325,"endHours":26.436234797265872,"quality":"inauspicious"},{"name":"Udveg","start":"02:26","end":"03:48","startHours":26.436234797265872,"endHours":27.798189983698492,"quality":"inauspicious"},{"name":"Chala","start":"03:48","end":"05:10","startHours":27.798189983698492,"endHours":29.160145170131116,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:10","end":"06:10","startHours":5.1601451701311145,"endHours":6.1601451701311145,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:10","end":"07:10","startHours":6.1601451701311145,"endHours":7.1601451701311145,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:10","end":"08:10","startHours":7.1601451701311145,"endHours":8.160145170131115,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:10","end":"09:10","startHours":8.160145170131115,"endHours":9.160145170131115,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:10","end":"10:10","startHours":9.160145170131115,"endHours":10.160145170131115,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:10","end":"11:10","startHours":10.160145170131115,"endHours":11.160145170131115,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:10","end":"12:10","startHours":11.160145170131115,"endHours":12.160145170131115,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:10","end":"13:10","startHours":12.160145170131115,"endHours":13.160145170131115,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:10","end":"14:10","startHours":13.160145170131115,"endHours":14.160145170131115,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:10","end":"15:10","startHours":14.160145170131115,"endHours":15.160145170131115,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:10","end":"16:10","startHours":15.160145170131115,"endHours":16.160145170131116,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:10","end":"17:10","startHours":16.160145170131116,"endHours":17.160145170131116,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:10","end":"18:10","startHours":17.160145170131116,"endHours":18.160145170131116,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:10","end":"19:10","startHours":18.160145170131116,"endHours":19.160145170131116,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:10","end":"20:10","startHours":19.160145170131116,"endHours":20.160145170131116,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:10","end":"21:10","startHours":20.160145170131116,"endHours":21.160145170131116,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:10","end":"22:10","startHours":21.160145170131116,"endHours":22.160145170131116,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:10","end":"23:10","startHours":22.160145170131116,"endHours":23.160145170131116,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:10","end":"00:10","startHours":23.160145170131116,"endHours":24.160145170131116,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:10","end":"01:10","startHours":24.160145170131116,"endHours":25.160145170131116,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:10","end":"02:10","startHours":25.160145170131116,"endHours":26.160145170131116,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:10","end":"03:10","startHours":26.160145170131116,"endHours":27.160145170131116,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:10","end":"04:10","startHours":27.160145170131116,"endHours":28.160145170131116,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:10","end":"05:10","startHours":28.160145170131116,"endHours":29.160145170131116,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":17.044044408026622,"eotMinutes":-5.793865464037833,"ayanamsa":26.4875}},"calendars":{"vikram_samvat":2245,"vikram_samvatsara":"Plava","saka_samvat":2110,"saka_samvatsara":"Sarvadhāri","bengali_samvat":1595,"malayalam_era":1364,"nanakshahi_year":719,"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 Dvādaśī · Vikram 2245 Plava · Śaka 2110 Sarvadhāri"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"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 August 4, 2188 CE · Howrah, West Bengal · Vidhyamitra","description":"August 4, 2188 CE for Howrah, West Bengal: Śukla Dvādaśī, sūryodaya 05:10, sūryāsta 18:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2188-08-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2188-08-04","sa":"https://sa.vidhyamitra.com/city/howrah/2188-08-04","hi":"https://hi.vidhyamitra.com/city/howrah/2188-08-04","x-default":"https://vidhyamitra.com/city/howrah/2188-08-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T19:52:20.995Z","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":"2026-06-04T19:52:20.995Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T19:52:20.995Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}