{"id":"vidhyamitra:city-day:howrah:2156-08-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2156-08-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2156-08-15","date_display":"August 15, 2156 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":2156,"month":8,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508749.770833,"kali_year":5258,"ahargana":1920284.2708,"sun":{"sidereal_longitude":115.7902,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":104.2086,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":348.4184,"elapsed_within_tithi_degrees":0.4184},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":104.2086,"elapsed_within_degrees":10.8753},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":219.9988},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2156,"month":8,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2508749.770833,"ahargana":1920284.2708,"kali_year":5258,"ayanamsa_lahiri":26.0409,"grahas":{"sun":{"sidereal_longitude":116.77286800000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":104.72326800000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false,"latitude":2.2408},"mars":{"sidereal_longitude":90.60636799999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":109.104668,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":90.82746800000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"venus":{"sidereal_longitude":72.878668,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":142.52846799999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":314.0983,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":134.0983,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":2156,"month":8,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508749.770833,"kali_year":5258,"ahargana":1920284.2708,"sun":{"sidereal_longitude":115.7902,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":104.2086,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":348.4184,"elapsed_within_tithi_degrees":0.4184},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":104.2086,"elapsed_within_degrees":10.8753},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":219.9988},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.241,"elongation":11.582},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.241,"opposition_distance":168.418}},"eclipse_window_40days":[{"offset_days":1,"type":"solar","occurs":true,"moon_latitude":1.325,"elongation":0.157},{"offset_days":16,"type":"lunar","occurs":true,"moon_latitude":-0.121,"opposition_distance":0.585}]},"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":"18:09","solarNoonLocal":"11:41","dayLengthHours":12.913483864549075,"dayLengthDisplay":"12 Hours 54 Mins 49 Secs","nightLengthDisplay":"11 Hours 05 Mins 11 Secs","moonriseLocal":"04:20","moonsetLocal":"17:26","rahuKala":{"name":"Rāhu Kāla","start":"16:32","end":"18:09","startHours":16.52792824464971,"endHours":18.142113727718346,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:41","end":"13:18","startHours":11.685371795443807,"endHours":13.299557278512442,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:55","end":"16:32","startHours":14.913742761581076,"endHours":16.52792824464971,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:15","end":"08:40","startHours":8.241776098230721,"endHours":8.672225560382357,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:46","end":"06:07","startHours":5.766691690858815,"endHours":6.111051260580124,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:15","end":"12:07","startHours":11.254922333292173,"endHours":12.115821257595444,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:30","end":"04:22","startHours":3.5068320145627268,"endHours":4.367730938865998,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:09","end":"05:14","startHours":4.15250620779018,"endHours":5.22862986316927,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:50","end":"14:42","startHours":13.837619106201988,"endHours":14.698518030505259,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:57","end":"18:21","startHours":17.942113727718347,"endHours":18.342113727718345,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:09","end":"18:41","startHours":18.142113727718346,"endHours":18.680175555407892,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:54","end":"19:39","startHours":17.892113727718346,"endHours":19.642113727718346,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:15","end":"00:07","startHours":23.25492233329217,"endHours":24.115821257595442,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:14","end":"06:51","startHours":5.22862986316927,"endHours":6.842815346237904,"quality":"inauspicious"},{"name":"Chala","start":"06:51","end":"08:27","startHours":6.842815346237904,"endHours":8.457000829306539,"quality":"neutral"},{"name":"Labha","start":"08:27","end":"10:04","startHours":8.457000829306539,"endHours":10.071186312375172,"quality":"auspicious"},{"name":"Amṛta","start":"10:04","end":"11:41","startHours":10.071186312375172,"endHours":11.685371795443807,"quality":"auspicious"},{"name":"Kāla","start":"11:41","end":"13:18","startHours":11.685371795443807,"endHours":13.299557278512442,"quality":"inauspicious"},{"name":"Śubha","start":"13:18","end":"14:55","startHours":13.299557278512442,"endHours":14.913742761581076,"quality":"auspicious"},{"name":"Roga","start":"14:55","end":"16:32","startHours":14.913742761581076,"endHours":16.52792824464971,"quality":"inauspicious"},{"name":"Udveg","start":"16:32","end":"18:09","startHours":16.52792824464971,"endHours":18.142113727718346,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:09","end":"19:32","startHours":18.142113727718346,"endHours":19.52792824464971,"quality":"auspicious"},{"name":"Roga","start":"19:32","end":"20:55","startHours":19.52792824464971,"endHours":20.913742761581076,"quality":"inauspicious"},{"name":"Udveg","start":"20:55","end":"22:18","startHours":20.913742761581076,"endHours":22.299557278512445,"quality":"inauspicious"},{"name":"Chala","start":"22:18","end":"23:41","startHours":22.299557278512445,"endHours":23.685371795443807,"quality":"neutral"},{"name":"Labha","start":"23:41","end":"01:04","startHours":23.685371795443807,"endHours":25.071186312375175,"quality":"auspicious"},{"name":"Amṛta","start":"01:04","end":"02:27","startHours":25.071186312375175,"endHours":26.45700082930654,"quality":"auspicious"},{"name":"Kāla","start":"02:27","end":"03:51","startHours":26.45700082930654,"endHours":27.842815346237906,"quality":"inauspicious"},{"name":"Śubha","start":"03:51","end":"05:14","startHours":27.842815346237906,"endHours":29.22862986316927,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:14","end":"06:14","startHours":5.22862986316927,"endHours":6.22862986316927,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:14","end":"07:14","startHours":6.22862986316927,"endHours":7.22862986316927,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:14","end":"08:14","startHours":7.22862986316927,"endHours":8.228629863169271,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:14","end":"09:14","startHours":8.228629863169271,"endHours":9.228629863169271,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:14","end":"10:14","startHours":9.228629863169271,"endHours":10.228629863169271,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:14","end":"11:14","startHours":10.228629863169271,"endHours":11.228629863169271,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:14","end":"12:14","startHours":11.228629863169271,"endHours":12.228629863169271,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:14","end":"13:14","startHours":12.228629863169271,"endHours":13.228629863169271,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:14","end":"14:14","startHours":13.228629863169271,"endHours":14.228629863169271,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:14","end":"15:14","startHours":14.228629863169271,"endHours":15.228629863169271,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:14","end":"16:14","startHours":15.228629863169271,"endHours":16.22862986316927,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:14","end":"17:14","startHours":16.22862986316927,"endHours":17.22862986316927,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:14","end":"18:14","startHours":17.22862986316927,"endHours":18.22862986316927,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:14","end":"19:14","startHours":18.22862986316927,"endHours":19.22862986316927,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:14","end":"20:14","startHours":19.22862986316927,"endHours":20.22862986316927,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:14","end":"21:14","startHours":20.22862986316927,"endHours":21.22862986316927,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:14","end":"22:14","startHours":21.22862986316927,"endHours":22.22862986316927,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:14","end":"23:14","startHours":22.22862986316927,"endHours":23.22862986316927,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:14","end":"00:14","startHours":23.22862986316927,"endHours":24.22862986316927,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:14","end":"01:14","startHours":24.22862986316927,"endHours":25.22862986316927,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:14","end":"02:14","startHours":25.22862986316927,"endHours":26.22862986316927,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:14","end":"03:14","startHours":26.22862986316927,"endHours":27.22862986316927,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:14","end":"04:14","startHours":27.22862986316927,"endHours":28.22862986316927,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:14","end":"05:14","startHours":28.22862986316927,"endHours":29.22862986316927,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Śrīvatsa","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":13.909710696075207,"eotMinutes":-4.176707726628523,"ayanamsa":26.0409}},"calendars":{"vikram_samvat":2213,"vikram_samvatsara":"Śukla","saka_samvat":2078,"saka_samvatsara":"Nala","bengali_samvat":1563,"malayalam_era":1332,"nanakshahi_year":687,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Āṣāḍha","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 Kṛṣṇa Amāvasyā · Vikram 2213 Śukla · Śaka 2078 Nala"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","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 15, 2156 CE · Howrah, West Bengal · Vidhyamitra","description":"August 15, 2156 CE for Howrah, West Bengal: Kṛṣṇa Amāvasyā, sūryodaya 05:14, sūryāsta 18:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2156-08-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2156-08-15","sa":"https://sa.vidhyamitra.com/city/howrah/2156-08-15","hi":"https://hi.vidhyamitra.com/city/howrah/2156-08-15","x-default":"https://vidhyamitra.com/city/howrah/2156-08-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T14:30:57.245Z","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":"2026-06-02T14:30:57.245Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T14:30:57.245Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}