{"id":"vidhyamitra:city-day:howrah:1933-08-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/1933-08-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1933-08-13","date_display":"August 13, 1933 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":1933,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2427297.770833,"kali_year":5035,"ahargana":1838832.2708,"sun":{"sidereal_longitude":116.4612,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":24.2713,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":267.8101,"elapsed_within_tithi_degrees":3.8101},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4,"moon_longitude":24.2713,"elapsed_within_degrees":10.938},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":140.7325},"karana":{"half_tithi_index":44,"name":"Bālava"},"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":1933,"month":8,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2427297.770833,"ahargana":1838832.2708,"kali_year":5035,"ayanamsa_lahiri":22.9256,"grahas":{"sun":{"sidereal_longitude":116.905933,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":25.579533000000026,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false,"latitude":4.3351},"mars":{"sidereal_longitude":179.651833,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":100.641433,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":151.844333,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":147.78893300000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":290.0765329999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":309.8172,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":129.8172,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":1933,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2427297.770833,"kali_year":5035,"ahargana":1838832.2708,"sun":{"sidereal_longitude":116.4612,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":24.2713,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":267.8101,"elapsed_within_tithi_degrees":3.8101},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4,"moon_longitude":24.2713,"elapsed_within_degrees":10.938},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":140.7325},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.335,"elongation":92.19},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.335,"opposition_distance":87.81}},"eclipse_window_40days":[{"offset_days":8,"type":"solar","occurs":true,"moon_latitude":0.631,"elongation":2.788}]},"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":"05:12","sunsetLocal":"18:11","solarNoonLocal":"11:42","dayLengthHours":12.970985510382814,"dayLengthDisplay":"12 Hours 58 Mins 16 Secs","nightLengthDisplay":"11 Hours 01 Mins 44 Secs","moonriseLocal":"23:04","moonsetLocal":"12:09","rahuKala":{"name":"Rāhu Kāla","start":"16:33","end":"18:11","startHours":16.55590491203048,"endHours":18.17727810082833,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:42","end":"13:19","startHours":11.691785345636927,"endHours":13.313158534434777,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:56","end":"16:33","startHours":14.934531723232627,"endHours":16.55590491203048,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:14","end":"08:40","startHours":8.232855876201508,"endHours":8.665222059880936,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:45","end":"06:06","startHours":5.746750320044803,"endHours":6.092643266988344,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:16","end":"12:07","startHours":11.259419161957497,"endHours":12.124151529316352,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:29","end":"04:20","startHours":3.47682785572781,"endHours":4.341560223086664,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:08","end":"05:12","startHours":4.1253771312469505,"endHours":5.206292590445519,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:51","end":"14:43","startHours":13.853616264034063,"endHours":14.718348631392917,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:59","end":"18:23","startHours":17.977278100828332,"endHours":18.37727810082833,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:11","end":"18:43","startHours":18.17727810082833,"endHours":18.717735830427614,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:56","end":"19:41","startHours":17.92727810082833,"endHours":19.67727810082833,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:16","end":"00:07","startHours":23.259419161957496,"endHours":24.12415152931635,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:12","end":"06:50","startHours":5.206292590445519,"endHours":6.82766577924337,"quality":"inauspicious"},{"name":"Chala","start":"06:50","end":"08:27","startHours":6.82766577924337,"endHours":8.449038968041222,"quality":"neutral"},{"name":"Labha","start":"08:27","end":"10:04","startHours":8.449038968041222,"endHours":10.070412156839073,"quality":"auspicious"},{"name":"Amṛta","start":"10:04","end":"11:42","startHours":10.070412156839073,"endHours":11.691785345636927,"quality":"auspicious"},{"name":"Kāla","start":"11:42","end":"13:19","startHours":11.691785345636927,"endHours":13.313158534434777,"quality":"inauspicious"},{"name":"Śubha","start":"13:19","end":"14:56","startHours":13.313158534434777,"endHours":14.934531723232627,"quality":"auspicious"},{"name":"Roga","start":"14:56","end":"16:33","startHours":14.934531723232627,"endHours":16.55590491203048,"quality":"inauspicious"},{"name":"Udveg","start":"16:33","end":"18:11","startHours":16.55590491203048,"endHours":18.17727810082833,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:11","end":"19:33","startHours":18.17727810082833,"endHours":19.55590491203048,"quality":"auspicious"},{"name":"Roga","start":"19:33","end":"20:56","startHours":19.55590491203048,"endHours":20.934531723232627,"quality":"inauspicious"},{"name":"Udveg","start":"20:56","end":"22:19","startHours":20.934531723232627,"endHours":22.313158534434777,"quality":"inauspicious"},{"name":"Chala","start":"22:19","end":"23:42","startHours":22.313158534434777,"endHours":23.691785345636923,"quality":"neutral"},{"name":"Labha","start":"23:42","end":"01:04","startHours":23.691785345636923,"endHours":25.070412156839073,"quality":"auspicious"},{"name":"Amṛta","start":"01:04","end":"02:27","startHours":25.070412156839073,"endHours":26.449038968041222,"quality":"auspicious"},{"name":"Kāla","start":"02:27","end":"03:50","startHours":26.449038968041222,"endHours":27.827665779243368,"quality":"inauspicious"},{"name":"Śubha","start":"03:50","end":"05:12","startHours":27.827665779243368,"endHours":29.206292590445518,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:12","end":"06:12","startHours":5.206292590445519,"endHours":6.206292590445519,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:12","end":"07:12","startHours":6.206292590445519,"endHours":7.206292590445519,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:12","end":"08:12","startHours":7.206292590445519,"endHours":8.206292590445518,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:12","end":"09:12","startHours":8.206292590445518,"endHours":9.206292590445518,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:12","end":"10:12","startHours":9.206292590445518,"endHours":10.206292590445518,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:12","end":"11:12","startHours":10.206292590445518,"endHours":11.206292590445518,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:12","end":"12:12","startHours":11.206292590445518,"endHours":12.206292590445518,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:12","end":"13:12","startHours":12.206292590445518,"endHours":13.206292590445518,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:12","end":"14:12","startHours":13.206292590445518,"endHours":14.206292590445518,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:12","end":"15:12","startHours":14.206292590445518,"endHours":15.206292590445518,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:12","end":"16:12","startHours":15.206292590445518,"endHours":16.206292590445518,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:12","end":"17:12","startHours":16.206292590445518,"endHours":17.206292590445518,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:12","end":"18:12","startHours":17.206292590445518,"endHours":18.206292590445518,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:12","end":"19:12","startHours":18.206292590445518,"endHours":19.206292590445518,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:12","end":"20:12","startHours":19.206292590445518,"endHours":20.206292590445518,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:12","end":"21:12","startHours":20.206292590445518,"endHours":21.206292590445518,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:12","end":"22:12","startHours":21.206292590445518,"endHours":22.206292590445518,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:12","end":"23:12","startHours":22.206292590445518,"endHours":23.206292590445518,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:12","end":"00:12","startHours":23.206292590445518,"endHours":24.206292590445518,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:12","end":"01:12","startHours":24.206292590445518,"endHours":25.206292590445518,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:12","end":"02:12","startHours":25.206292590445518,"endHours":26.206292590445518,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:12","end":"03:12","startHours":26.206292590445518,"endHours":27.206292590445518,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:12","end":"04:12","startHours":27.206292590445518,"endHours":28.206292590445518,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:12","end":"05:12","startHours":28.206292590445518,"endHours":29.206292590445518,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Kāladaṇḍa","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":14.86558247589178,"eotMinutes":-4.561520738215509,"ayanamsa":22.9256}},"calendars":{"vikram_samvat":1990,"vikram_samvatsara":"Vyaya","saka_samvat":1855,"saka_samvatsara":"Śrīmukha","bengali_samvat":1340,"malayalam_era":1109,"nanakshahi_year":464,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","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":"Bhādrapada Kṛṣṇa Aṣṭamī · Vikram 1990 Vyaya · Śaka 1855 Śrīmukha"},"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":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","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 13, 1933 CE · Howrah, West Bengal · Vidhyamitra","description":"August 13, 1933 CE for Howrah, West Bengal: Kṛṣṇa Aṣṭamī, sūryodaya 05:12, sūryāsta 18:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/1933-08-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/1933-08-13","sa":"https://sa.vidhyamitra.com/city/howrah/1933-08-13","hi":"https://hi.vidhyamitra.com/city/howrah/1933-08-13","x-default":"https://vidhyamitra.com/city/howrah/1933-08-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T19:21:46.700Z","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":"2026-06-02T19:21:46.700Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T19:21:46.700Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}