{"id":"vidhyamitra:city-day:howrah:2001-08-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2001-08-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-08-04","date_display":"August 4, 2001 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":2001,"month":8,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452125.770833,"kali_year":5103,"ahargana":1863660.2708,"sun":{"sidereal_longitude":107.314,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":286.2969,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":178.9829,"elapsed_within_tithi_degrees":10.9829},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":286.2969,"elapsed_within_degrees":6.2969},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":33.6108},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2001,"month":8,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452125.770833,"ahargana":1863660.2708,"kali_year":5103,"ayanamsa_lahiri":23.8752,"grahas":{"sun":{"sidereal_longitude":107.871621,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":285.5223209999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":-2.382},"mars":{"sidereal_longitude":232.76012100000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":105.77932099999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":70.773821,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":69.000721,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":48.556421,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":74.3103,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":254.3103,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva 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":2001,"month":8,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452125.770833,"kali_year":5103,"ahargana":1863660.2708,"sun":{"sidereal_longitude":107.314,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":286.2969,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":178.9829,"elapsed_within_tithi_degrees":10.9829},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":286.2969,"elapsed_within_degrees":6.2969},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":33.6108},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.382,"elongation":178.983},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.382,"opposition_distance":1.017}},"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":"05:09","sunsetLocal":"18:16","solarNoonLocal":"11:43","dayLengthHours":13.117912002299697,"dayLengthDisplay":"13 Hours 07 Mins 04 Secs","nightLengthDisplay":"10 Hours 52 Mins 56 Secs","moonriseLocal":"18:02","moonsetLocal":"05:05","rahuKala":{"name":"Rāhu Kāla","start":"08:26","end":"10:04","startHours":8.432846423825705,"endHours":10.072585424113168,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:21","end":"15:00","startHours":13.352063424688094,"endHours":14.991802424975553,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:09","end":"06:48","startHours":5.1533684232507815,"endHours":6.793107423538244,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:13","end":"08:39","startHours":8.21421455712071,"endHours":8.6514782905307,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:42","end":"06:03","startHours":5.699948090013269,"endHours":6.04975907674126,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:17","end":"12:09","startHours":11.27506069099064,"endHours":12.149588157810621,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:24","end":"04:17","startHours":3.404313489610822,"endHours":4.278840956430802,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:04","end":"05:09","startHours":4.060209089725807,"endHours":5.1533684232507815,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:54","end":"14:46","startHours":13.89864309145058,"endHours":14.77317055827056,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:04","end":"18:28","startHours":18.07128042555048,"endHours":18.47128042555048,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:16","end":"18:49","startHours":18.27128042555048,"endHours":18.817860092312966,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:01","end":"19:46","startHours":18.02128042555048,"endHours":19.77128042555048,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:17","end":"00:09","startHours":23.275060690990642,"endHours":24.14958815781062,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:09","end":"06:48","startHours":5.1533684232507815,"endHours":6.793107423538244,"quality":"inauspicious"},{"name":"Śubha","start":"06:48","end":"08:26","startHours":6.793107423538244,"endHours":8.432846423825705,"quality":"auspicious"},{"name":"Roga","start":"08:26","end":"10:04","startHours":8.432846423825705,"endHours":10.072585424113168,"quality":"inauspicious"},{"name":"Udveg","start":"10:04","end":"11:43","startHours":10.072585424113168,"endHours":11.71232442440063,"quality":"inauspicious"},{"name":"Chala","start":"11:43","end":"13:21","startHours":11.71232442440063,"endHours":13.352063424688094,"quality":"neutral"},{"name":"Labha","start":"13:21","end":"15:00","startHours":13.352063424688094,"endHours":14.991802424975553,"quality":"auspicious"},{"name":"Amṛta","start":"15:00","end":"16:38","startHours":14.991802424975553,"endHours":16.631541425263016,"quality":"auspicious"},{"name":"Kāla","start":"16:38","end":"18:16","startHours":16.631541425263016,"endHours":18.27128042555048,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:16","end":"19:38","startHours":18.27128042555048,"endHours":19.631541425263016,"quality":"auspicious"},{"name":"Amṛta","start":"19:38","end":"21:00","startHours":19.631541425263016,"endHours":20.991802424975553,"quality":"auspicious"},{"name":"Kāla","start":"21:00","end":"22:21","startHours":20.991802424975553,"endHours":22.352063424688094,"quality":"inauspicious"},{"name":"Śubha","start":"22:21","end":"23:43","startHours":22.352063424688094,"endHours":23.71232442440063,"quality":"auspicious"},{"name":"Roga","start":"23:43","end":"01:04","startHours":23.71232442440063,"endHours":25.072585424113168,"quality":"inauspicious"},{"name":"Udveg","start":"01:04","end":"02:26","startHours":25.072585424113168,"endHours":26.43284642382571,"quality":"inauspicious"},{"name":"Chala","start":"02:26","end":"03:48","startHours":26.43284642382571,"endHours":27.793107423538245,"quality":"neutral"},{"name":"Labha","start":"03:48","end":"05:09","startHours":27.793107423538245,"endHours":29.153368423250782,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:09","end":"06:09","startHours":5.1533684232507815,"endHours":6.1533684232507815,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:09","end":"07:09","startHours":6.1533684232507815,"endHours":7.1533684232507815,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:09","end":"08:09","startHours":7.1533684232507815,"endHours":8.153368423250782,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:09","end":"09:09","startHours":8.153368423250782,"endHours":9.153368423250782,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:09","end":"10:09","startHours":9.153368423250782,"endHours":10.153368423250782,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:09","end":"11:09","startHours":10.153368423250782,"endHours":11.153368423250782,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:09","end":"12:09","startHours":11.153368423250782,"endHours":12.153368423250782,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:09","end":"13:09","startHours":12.153368423250782,"endHours":13.153368423250782,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:09","end":"14:09","startHours":13.153368423250782,"endHours":14.153368423250782,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:09","end":"15:09","startHours":14.153368423250782,"endHours":15.153368423250782,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:09","end":"16:09","startHours":15.153368423250782,"endHours":16.153368423250782,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:09","end":"17:09","startHours":16.153368423250782,"endHours":17.153368423250782,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:09","end":"18:09","startHours":17.153368423250782,"endHours":18.153368423250782,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:09","end":"19:09","startHours":18.153368423250782,"endHours":19.153368423250782,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:09","end":"20:09","startHours":19.153368423250782,"endHours":20.153368423250782,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:09","end":"21:09","startHours":20.153368423250782,"endHours":21.153368423250782,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:09","end":"22:09","startHours":21.153368423250782,"endHours":22.153368423250782,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:09","end":"23:09","startHours":22.153368423250782,"endHours":23.153368423250782,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:09","end":"00:09","startHours":23.153368423250782,"endHours":24.153368423250782,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:09","end":"01:09","startHours":24.153368423250782,"endHours":25.153368423250782,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:09","end":"02:09","startHours":25.153368423250782,"endHours":26.153368423250782,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:09","end":"03:09","startHours":26.153368423250782,"endHours":27.153368423250782,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:09","end":"04:09","startHours":27.153368423250782,"endHours":28.153368423250782,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:09","end":"05:09","startHours":28.153368423250782,"endHours":29.153368423250782,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":17.26226055199405,"eotMinutes":-5.793865464037833,"ayanamsa":23.8752}},"calendars":{"vikram_samvat":2058,"vikram_samvatsara":"Jaya","saka_samvat":1923,"saka_samvatsara":"Vṛṣa","bengali_samvat":1408,"malayalam_era":1177,"nanakshahi_year":532,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Pūrṇimā · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"festivals":[{"id":"raksha-bandhana","name":"Rakṣā Bandhana / Śrāvaṇa Pūrṇimā","name_sanskrit":"रक्षा बन्धन","tradition":"Pan-Hindu","significance":"Sister-brother bond; Brāhmaṇa Upākarma.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":1},{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2},{"id":"jhulan-purnima","name":"Jhūlan Pūrṇimā (Rādhā-Krishna swing)","name_sanskrit":"झूलन पूर्णिमा","tradition":"Vaishnava","associated_deity":"Rādhā-Krishna","significance":"Rādhā-Krishna swing-līlā festival; Jhūlan-yātrā culmination.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":3},{"id":"upakarman-rigveda","name":"Ṛg-Veda Upākarman","name_sanskrit":"ऋग्वेद उपाकर्मन्","tradition":"Smarta","associated_deity":"Ṛṣi-paramparā","significance":"Annual renewal of Veda-svādhyāya for Ṛg-Vedīs. Śrāvaṇa Pūrṇimā.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":3},{"id":"upakarman-yajurveda","name":"Yajur-Veda Upākarman","name_sanskrit":"यजुर्वेद उपाकर्मन्","tradition":"Smarta","significance":"Annual renewal of Veda-svādhyāya for Yajur-Vedīs.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":3},{"id":"hayagriva-jayanti","name":"Hayagrīva Jayantī","name_sanskrit":"हयग्रीव जयन्ती","tradition":"Vaishnava","associated_deity":"Hayagrīva (Knowledge-form of Bhagavān)","significance":"Bhagavān as Hayagrīva restored the Vedas to Brahmā. Vidyā-pradāyaka.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":4,"sources":["Devī-Bhāgavata, Hayagrīva-stotra"]}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","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 August 4, 2001 CE · Howrah, West Bengal · Vidhyamitra","description":"August 4, 2001 CE for Howrah, West Bengal: Śukla Pūrṇimā, sūryodaya 05:09, sūryāsta 18:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2001-08-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2001-08-04","sa":"https://sa.vidhyamitra.com/city/howrah/2001-08-04","hi":"https://hi.vidhyamitra.com/city/howrah/2001-08-04","x-default":"https://vidhyamitra.com/city/howrah/2001-08-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T12:25:06.080Z","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":"2026-05-17T12:25:06.080Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T12:25:06.080Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}