{"id":"vidhyamitra:city-day:howrah:2091-08-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2091-08-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2091-08-16","date_display":"August 16, 2091 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":2091,"month":8,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2485009.770833,"kali_year":5193,"ahargana":1896544.2708,"sun":{"sidereal_longitude":117.5278,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":129.487,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":11.9591,"elapsed_within_tithi_degrees":11.9591},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":129.487,"elapsed_within_degrees":9.487},"yoga":{"number":19,"name":"Parigha","sum_longitude":247.0148},"karana":{"half_tithi_index":1,"name":"Bava"},"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":2091,"month":8,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2485009.770833,"ahargana":1896544.2708,"kali_year":5193,"ayanamsa_lahiri":25.1329,"grahas":{"sun":{"sidereal_longitude":118.36211000000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":131.80480999999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false,"latitude":-0.1938},"mars":{"sidereal_longitude":179.89870999999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":98.31480999999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":257.38841,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":123.15130999999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":70.04570999999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":131.9577,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":311.9577,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":2091,"month":8,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2485009.770833,"kali_year":5193,"ahargana":1896544.2708,"sun":{"sidereal_longitude":117.5278,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":129.487,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":11.9591,"elapsed_within_tithi_degrees":11.9591},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":129.487,"elapsed_within_degrees":9.487},"yoga":{"number":19,"name":"Parigha","sum_longitude":247.0148},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.194,"elongation":11.959},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.194,"opposition_distance":168.041}},"eclipse_window_40days":[{"offset_days":-1,"type":"solar","occurs":true,"moon_latitude":-1.268,"elongation":0.94},{"offset_days":13,"type":"lunar","occurs":true,"moon_latitude":-0.052,"opposition_distance":1.943}]},"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":"05:14","sunsetLocal":"18:08","solarNoonLocal":"11:41","dayLengthHours":12.900134759686804,"dayLengthDisplay":"12 Hours 54 Mins 00 Secs","nightLengthDisplay":"11 Hours 06 Mins 00 Secs","moonriseLocal":"06:17","moonsetLocal":"18:52","rahuKala":{"name":"Rāhu Kāla","start":"13:18","end":"14:54","startHours":13.294441104913059,"endHours":14.906957949873906,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:14","end":"06:51","startHours":5.231856880108805,"endHours":6.844373725069655,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:27","end":"10:04","startHours":8.456890570030506,"endHours":10.069407414991357,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:15","end":"08:40","startHours":8.241888324035726,"endHours":8.671892816025286,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:46","end":"06:07","startHours":5.769362495095756,"endHours":6.113366088687403,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:15","end":"12:07","startHours":11.251919767962645,"endHours":12.111928751941766,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:31","end":"04:22","startHours":3.5118389121505644,"endHours":4.371847896129685,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:09","end":"05:14","startHours":4.156845650134905,"endHours":5.231856880108805,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:50","end":"14:42","startHours":13.831946719900007,"endHours":14.691955703879128,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:56","end":"18:20","startHours":17.93199163979561,"endHours":18.331991639795607,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:08","end":"18:40","startHours":18.131991639795608,"endHours":18.66949725478256,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:53","end":"19:38","startHours":17.881991639795608,"endHours":19.631991639795608,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:15","end":"00:07","startHours":23.251919767962644,"endHours":24.111928751941765,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:14","end":"06:51","startHours":5.231856880108805,"endHours":6.844373725069655,"quality":"auspicious"},{"name":"Roga","start":"06:51","end":"08:27","startHours":6.844373725069655,"endHours":8.456890570030506,"quality":"inauspicious"},{"name":"Udveg","start":"08:27","end":"10:04","startHours":8.456890570030506,"endHours":10.069407414991357,"quality":"inauspicious"},{"name":"Chala","start":"10:04","end":"11:41","startHours":10.069407414991357,"endHours":11.681924259952208,"quality":"neutral"},{"name":"Labha","start":"11:41","end":"13:18","startHours":11.681924259952208,"endHours":13.294441104913059,"quality":"auspicious"},{"name":"Amṛta","start":"13:18","end":"14:54","startHours":13.294441104913059,"endHours":14.906957949873906,"quality":"auspicious"},{"name":"Kāla","start":"14:54","end":"16:31","startHours":14.906957949873906,"endHours":16.519474794834757,"quality":"inauspicious"},{"name":"Śubha","start":"16:31","end":"18:08","startHours":16.519474794834757,"endHours":18.131991639795608,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:08","end":"19:31","startHours":18.131991639795608,"endHours":19.519474794834757,"quality":"auspicious"},{"name":"Kāla","start":"19:31","end":"20:54","startHours":19.519474794834757,"endHours":20.906957949873906,"quality":"inauspicious"},{"name":"Śubha","start":"20:54","end":"22:18","startHours":20.906957949873906,"endHours":22.294441104913055,"quality":"auspicious"},{"name":"Roga","start":"22:18","end":"23:41","startHours":22.294441104913055,"endHours":23.681924259952204,"quality":"inauspicious"},{"name":"Udveg","start":"23:41","end":"01:04","startHours":23.681924259952204,"endHours":25.069407414991353,"quality":"inauspicious"},{"name":"Chala","start":"01:04","end":"02:27","startHours":25.069407414991353,"endHours":26.456890570030506,"quality":"neutral"},{"name":"Labha","start":"02:27","end":"03:51","startHours":26.456890570030506,"endHours":27.844373725069655,"quality":"auspicious"},{"name":"Amṛta","start":"03:51","end":"05:14","startHours":27.844373725069655,"endHours":29.231856880108804,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:14","end":"06:14","startHours":5.231856880108805,"endHours":6.231856880108805,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:14","end":"07:14","startHours":6.231856880108805,"endHours":7.231856880108805,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:14","end":"08:14","startHours":7.231856880108805,"endHours":8.231856880108804,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:14","end":"09:14","startHours":8.231856880108804,"endHours":9.231856880108804,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:14","end":"10:14","startHours":9.231856880108804,"endHours":10.231856880108804,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:14","end":"11:14","startHours":10.231856880108804,"endHours":11.231856880108804,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:14","end":"12:14","startHours":11.231856880108804,"endHours":12.231856880108804,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:14","end":"13:14","startHours":12.231856880108804,"endHours":13.231856880108804,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:14","end":"14:14","startHours":13.231856880108804,"endHours":14.231856880108804,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:14","end":"15:14","startHours":14.231856880108804,"endHours":15.231856880108804,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:14","end":"16:14","startHours":15.231856880108804,"endHours":16.231856880108804,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:14","end":"17:14","startHours":16.231856880108804,"endHours":17.231856880108804,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:14","end":"18:14","startHours":17.231856880108804,"endHours":18.231856880108804,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:14","end":"19:14","startHours":18.231856880108804,"endHours":19.231856880108804,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:14","end":"20:14","startHours":19.231856880108804,"endHours":20.231856880108804,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:14","end":"21:14","startHours":20.231856880108804,"endHours":21.231856880108804,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:14","end":"22:14","startHours":21.231856880108804,"endHours":22.231856880108804,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:14","end":"23:14","startHours":22.231856880108804,"endHours":23.231856880108804,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:14","end":"00:14","startHours":23.231856880108804,"endHours":24.231856880108804,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:14","end":"01:14","startHours":24.231856880108804,"endHours":25.231856880108804,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:14","end":"02:14","startHours":25.231856880108804,"endHours":26.231856880108804,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:14","end":"03:14","startHours":26.231856880108804,"endHours":27.231856880108804,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:14","end":"04:14","startHours":27.231856880108804,"endHours":28.231856880108804,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:14","end":"05:14","startHours":28.231856880108804,"endHours":29.231856880108804,"planetary_lord":"Moon"}],"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","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"West","rahuVasa":"North-West","anandadiYoga":{"name":"Cara","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":13.686438166113044,"eotMinutes":-3.969855597132357,"ayanamsa":25.1329}},"calendars":{"vikram_samvat":2148,"vikram_samvatsara":"Raktākṣī","saka_samvat":2013,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1498,"malayalam_era":1267,"nanakshahi_year":622,"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 Pratipada · Vikram 2148 Raktākṣī · Śaka 2013 Virodhakṛt"},"festivals":[],"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":[]},"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 16, 2091 CE · Howrah, West Bengal · Vidhyamitra","description":"August 16, 2091 CE for Howrah, West Bengal: Śukla Pratipada, sūryodaya 05:14, sūryāsta 18:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2091-08-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2091-08-16","sa":"https://sa.vidhyamitra.com/city/howrah/2091-08-16","hi":"https://hi.vidhyamitra.com/city/howrah/2091-08-16","x-default":"https://vidhyamitra.com/city/howrah/2091-08-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T17:08:51.591Z","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":"2026-05-31T17:08:51.591Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T17:08:51.591Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}