{"id":"vidhyamitra:city-day:howrah:1915-08-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/1915-08-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1915-08-01","date_display":"August 1, 1915 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":1915,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2420710.770833,"kali_year":5017,"ahargana":1832245.2708,"sun":{"sidereal_longitude":104.7011,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":353.5955,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":248.8944,"elapsed_within_tithi_degrees":8.8944},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":353.5955,"elapsed_within_degrees":6.9288},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":98.2966},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"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":1915,"month":8,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2420710.770833,"ahargana":1832245.2708,"kali_year":5017,"ayanamsa_lahiri":22.6737,"grahas":{"sun":{"sidereal_longitude":105.03490499999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"moon":{"sidereal_longitude":354.137105,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false,"latitude":3.6744},"mars":{"sidereal_longitude":56.32950499999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":92.079205,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":336.314305,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":94.59220500000004,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":78.10130500000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":298.8282,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":118.8282,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"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":1915,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2420710.770833,"kali_year":5017,"ahargana":1832245.2708,"sun":{"sidereal_longitude":104.7011,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":353.5955,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":248.8944,"elapsed_within_tithi_degrees":8.8944},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":353.5955,"elapsed_within_degrees":6.9288},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":98.2966},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.674,"elongation":111.106},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.674,"opposition_distance":68.894}},"eclipse_window_40days":[{"offset_days":10,"type":"solar","occurs":true,"moon_latitude":0.27,"elongation":0.635}]},"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":"05:07","sunsetLocal":"18:19","solarNoonLocal":"11:43","dayLengthHours":13.185426131893315,"dayLengthDisplay":"13 Hours 11 Mins 08 Secs","nightLengthDisplay":"10 Hours 48 Mins 52 Secs","moonriseLocal":"22:06","moonsetLocal":"10:33","rahuKala":{"name":"Rāhu Kāla","start":"16:40","end":"18:19","startHours":16.6605892972385,"endHours":18.308767563725162,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:43","end":"13:22","startHours":11.716054497778504,"endHours":13.364232764265168,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:01","end":"16:40","startHours":15.012411030751831,"endHours":16.6605892972385,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:12","end":"08:38","startHours":8.199940862606953,"endHours":8.639455067003396,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:40","end":"06:01","startHours":5.672734187327401,"endHours":6.024345550844556,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:17","end":"12:09","startHours":11.27654029338206,"endHours":12.155568702174948,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:22","end":"04:15","startHours":3.3652846142460704,"endHours":4.244313023038958,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:01","end":"05:07","startHours":4.024555920840736,"endHours":5.123341431831846,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:55","end":"14:48","startHours":13.913625519760721,"endHours":14.792653928553609,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:07","end":"18:31","startHours":18.108767563725163,"endHours":18.50876756372516,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:19","end":"18:51","startHours":18.308767563725162,"endHours":18.858160319220715,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:04","end":"19:49","startHours":18.058767563725162,"endHours":19.808767563725162,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:17","end":"00:09","startHours":23.27654029338206,"endHours":24.15556870217495,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:07","end":"06:46","startHours":5.123341431831846,"endHours":6.77151969831851,"quality":"inauspicious"},{"name":"Chala","start":"06:46","end":"08:25","startHours":6.77151969831851,"endHours":8.419697964805174,"quality":"neutral"},{"name":"Labha","start":"08:25","end":"10:04","startHours":8.419697964805174,"endHours":10.067876231291839,"quality":"auspicious"},{"name":"Amṛta","start":"10:04","end":"11:43","startHours":10.067876231291839,"endHours":11.716054497778504,"quality":"auspicious"},{"name":"Kāla","start":"11:43","end":"13:22","startHours":11.716054497778504,"endHours":13.364232764265168,"quality":"inauspicious"},{"name":"Śubha","start":"13:22","end":"15:01","startHours":13.364232764265168,"endHours":15.012411030751831,"quality":"auspicious"},{"name":"Roga","start":"15:01","end":"16:40","startHours":15.012411030751831,"endHours":16.6605892972385,"quality":"inauspicious"},{"name":"Udveg","start":"16:40","end":"18:19","startHours":16.6605892972385,"endHours":18.308767563725162,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:19","end":"19:40","startHours":18.308767563725162,"endHours":19.6605892972385,"quality":"auspicious"},{"name":"Roga","start":"19:40","end":"21:01","startHours":19.6605892972385,"endHours":21.012411030751835,"quality":"inauspicious"},{"name":"Udveg","start":"21:01","end":"22:22","startHours":21.012411030751835,"endHours":22.364232764265168,"quality":"inauspicious"},{"name":"Chala","start":"22:22","end":"23:43","startHours":22.364232764265168,"endHours":23.716054497778504,"quality":"neutral"},{"name":"Labha","start":"23:43","end":"01:04","startHours":23.716054497778504,"endHours":25.06787623129184,"quality":"auspicious"},{"name":"Amṛta","start":"01:04","end":"02:25","startHours":25.06787623129184,"endHours":26.419697964805174,"quality":"auspicious"},{"name":"Kāla","start":"02:25","end":"03:46","startHours":26.419697964805174,"endHours":27.77151969831851,"quality":"inauspicious"},{"name":"Śubha","start":"03:46","end":"05:07","startHours":27.77151969831851,"endHours":29.123341431831847,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:07","end":"06:07","startHours":5.123341431831846,"endHours":6.123341431831846,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:07","end":"07:07","startHours":6.123341431831846,"endHours":7.123341431831846,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:07","end":"08:07","startHours":7.123341431831846,"endHours":8.123341431831847,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:07","end":"09:07","startHours":8.123341431831847,"endHours":9.123341431831847,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:07","end":"10:07","startHours":9.123341431831847,"endHours":10.123341431831847,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:07","end":"11:07","startHours":10.123341431831847,"endHours":11.123341431831847,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:07","end":"12:07","startHours":11.123341431831847,"endHours":12.123341431831847,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:07","end":"13:07","startHours":12.123341431831847,"endHours":13.123341431831847,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:07","end":"14:07","startHours":13.123341431831847,"endHours":14.123341431831847,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:07","end":"15:07","startHours":14.123341431831847,"endHours":15.123341431831847,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:07","end":"16:07","startHours":15.123341431831847,"endHours":16.123341431831847,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:07","end":"17:07","startHours":16.123341431831847,"endHours":17.123341431831847,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:07","end":"18:07","startHours":17.123341431831847,"endHours":18.123341431831847,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:07","end":"19:07","startHours":18.123341431831847,"endHours":19.123341431831847,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:07","end":"20:07","startHours":19.123341431831847,"endHours":20.123341431831847,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:07","end":"21:07","startHours":20.123341431831847,"endHours":21.123341431831847,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:07","end":"22:07","startHours":21.123341431831847,"endHours":22.123341431831847,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:07","end":"23:07","startHours":22.123341431831847,"endHours":23.123341431831847,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:07","end":"00:07","startHours":23.123341431831847,"endHours":24.123341431831847,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:07","end":"01:07","startHours":24.123341431831847,"endHours":25.123341431831847,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:07","end":"02:07","startHours":25.123341431831847,"endHours":26.123341431831847,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:07","end":"03:07","startHours":26.123341431831847,"endHours":27.123341431831847,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:07","end":"04:07","startHours":27.123341431831847,"endHours":28.123341431831847,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:07","end":"05:07","startHours":28.123341431831847,"endHours":29.123341431831847,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Sushira","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":18.340214125803215,"eotMinutes":-6.017669866710306,"ayanamsa":22.6737}},"calendars":{"vikram_samvat":1972,"vikram_samvatsara":"Vibhava","saka_samvat":1837,"saka_samvatsara":"Rākṣasa","bengali_samvat":1322,"malayalam_era":1091,"nanakshahi_year":446,"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 Ṣaṣṭhī · Vikram 1972 Vibhava · Śaka 1837 Rākṣasa"},"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":[]},"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 1, 1915 CE · Howrah, West Bengal · Vidhyamitra","description":"August 1, 1915 CE for Howrah, West Bengal: Kṛṣṇa Ṣaṣṭhī, sūryodaya 05:07, sūryāsta 18:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/1915-08-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/1915-08-01","sa":"https://sa.vidhyamitra.com/city/howrah/1915-08-01","hi":"https://hi.vidhyamitra.com/city/howrah/1915-08-01","x-default":"https://vidhyamitra.com/city/howrah/1915-08-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T10:03:12.550Z","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":"2026-06-01T10:03:12.550Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T10:03:12.550Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}