{"id":"vidhyamitra:city-day:howrah:2023-10-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2023-10-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2023-10-15","date_display":"October 15, 2023 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":2023,"month":10,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460232.770833,"kali_year":5125,"ahargana":1871767.2708,"sun":{"sidereal_longitude":176.4531,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":179.9343,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":3.4812,"elapsed_within_tithi_degrees":3.4812},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":179.9343,"elapsed_within_degrees":6.601},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":356.3874},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"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":2023,"month":10,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460232.770833,"ahargana":1871767.2708,"kali_year":5125,"ayanamsa_lahiri":24.1853,"grahas":{"sun":{"sidereal_longitude":177.24597399999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":180.64447399999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false,"latitude":0.3784},"mars":{"sidereal_longitude":187.46937400000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":173.12097399999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":18.823274000000026,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":130.782174,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":306.7597740000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":4.7624,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":184.7624,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","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":2023,"month":10,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460232.770833,"kali_year":5125,"ahargana":1871767.2708,"sun":{"sidereal_longitude":176.4531,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":179.9343,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":3.4812,"elapsed_within_tithi_degrees":3.4812},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":179.9343,"elapsed_within_degrees":6.601},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":356.3874},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.378,"elongation":3.481},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.378,"opposition_distance":176.519}},"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":"05:32","sunsetLocal":"17:12","solarNoonLocal":"11:22","dayLengthHours":11.65447415312297,"dayLengthDisplay":"11 Hours 39 Mins 16 Secs","nightLengthDisplay":"12 Hours 20 Mins 44 Secs","moonriseLocal":"05:49","moonsetLocal":"17:22","rahuKala":{"name":"Rāhu Kāla","start":"15:44","end":"17:12","startHours":15.738573967899313,"endHours":17.195383237039685,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:22","end":"12:49","startHours":11.3681461604782,"endHours":12.824955429618571,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:17","end":"15:44","startHours":14.281764698758943,"endHours":15.738573967899313,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:16","end":"08:39","startHours":8.260286386312075,"endHours":8.648768858082839,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:02","end":"06:20","startHours":6.026512173630172,"endHours":6.3372981510467845,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"10:59","end":"11:45","startHours":10.979663688707435,"endHours":11.756628632248967,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:59","end":"04:46","startHours":3.986979196833652,"endHours":4.763944140375183,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:34","end":"05:32","startHours":4.5697029044898,"endHours":5.5409090839167146,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:19","end":"14:05","startHours":13.310558519332028,"endHours":14.087523462873559,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:00","end":"17:24","startHours":16.995383237039686,"endHours":17.395383237039685,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:12","end":"17:41","startHours":17.195383237039685,"endHours":17.680986326753143,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:57","end":"18:42","startHours":16.945383237039685,"endHours":18.695383237039685,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"22:59","end":"23:45","startHours":22.979663688707436,"endHours":23.756628632248965,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:32","end":"07:00","startHours":5.5409090839167146,"endHours":6.997718353057086,"quality":"inauspicious"},{"name":"Chala","start":"07:00","end":"08:27","startHours":6.997718353057086,"endHours":8.454527622197457,"quality":"neutral"},{"name":"Labha","start":"08:27","end":"09:55","startHours":8.454527622197457,"endHours":9.911336891337829,"quality":"auspicious"},{"name":"Amṛta","start":"09:55","end":"11:22","startHours":9.911336891337829,"endHours":11.3681461604782,"quality":"auspicious"},{"name":"Kāla","start":"11:22","end":"12:49","startHours":11.3681461604782,"endHours":12.824955429618571,"quality":"inauspicious"},{"name":"Śubha","start":"12:49","end":"14:17","startHours":12.824955429618571,"endHours":14.281764698758943,"quality":"auspicious"},{"name":"Roga","start":"14:17","end":"15:44","startHours":14.281764698758943,"endHours":15.738573967899313,"quality":"inauspicious"},{"name":"Udveg","start":"15:44","end":"17:12","startHours":15.738573967899313,"endHours":17.195383237039685,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:12","end":"18:44","startHours":17.195383237039685,"endHours":18.738573967899313,"quality":"auspicious"},{"name":"Roga","start":"18:44","end":"20:17","startHours":18.738573967899313,"endHours":20.28176469875894,"quality":"inauspicious"},{"name":"Udveg","start":"20:17","end":"21:49","startHours":20.28176469875894,"endHours":21.82495542961857,"quality":"inauspicious"},{"name":"Chala","start":"21:49","end":"23:22","startHours":21.82495542961857,"endHours":23.3681461604782,"quality":"neutral"},{"name":"Labha","start":"23:22","end":"00:55","startHours":23.3681461604782,"endHours":24.91133689133783,"quality":"auspicious"},{"name":"Amṛta","start":"00:55","end":"02:27","startHours":24.91133689133783,"endHours":26.454527622197457,"quality":"auspicious"},{"name":"Kāla","start":"02:27","end":"04:00","startHours":26.454527622197457,"endHours":27.99771835305709,"quality":"inauspicious"},{"name":"Śubha","start":"04:00","end":"05:32","startHours":27.99771835305709,"endHours":29.540909083916716,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:32","end":"06:32","startHours":5.5409090839167146,"endHours":6.5409090839167146,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:32","end":"07:32","startHours":6.5409090839167146,"endHours":7.5409090839167146,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:32","end":"08:32","startHours":7.5409090839167146,"endHours":8.540909083916715,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:32","end":"09:32","startHours":8.540909083916715,"endHours":9.540909083916715,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:32","end":"10:32","startHours":9.540909083916715,"endHours":10.540909083916715,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:32","end":"11:32","startHours":10.540909083916715,"endHours":11.540909083916715,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:32","end":"12:32","startHours":11.540909083916715,"endHours":12.540909083916715,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:32","end":"13:32","startHours":12.540909083916715,"endHours":13.540909083916715,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:32","end":"14:32","startHours":13.540909083916715,"endHours":14.540909083916715,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:32","end":"15:32","startHours":14.540909083916715,"endHours":15.540909083916715,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:32","end":"16:32","startHours":15.540909083916715,"endHours":16.540909083916716,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:32","end":"17:32","startHours":16.540909083916716,"endHours":17.540909083916716,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:32","end":"18:32","startHours":17.540909083916716,"endHours":18.540909083916716,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:32","end":"19:32","startHours":18.540909083916716,"endHours":19.540909083916716,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:32","end":"20:32","startHours":19.540909083916716,"endHours":20.540909083916716,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:32","end":"21:32","startHours":20.540909083916716,"endHours":21.540909083916716,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:32","end":"22:32","startHours":21.540909083916716,"endHours":22.540909083916716,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:32","end":"23:32","startHours":22.540909083916716,"endHours":23.540909083916716,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:32","end":"00:32","startHours":23.540909083916716,"endHours":24.540909083916716,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:32","end":"01:32","startHours":24.540909083916716,"endHours":25.540909083916716,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:32","end":"02:32","startHours":25.540909083916716,"endHours":26.540909083916716,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:32","end":"03:32","startHours":26.540909083916716,"endHours":27.540909083916716,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:32","end":"04:32","startHours":27.540909083916716,"endHours":28.540909083916716,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:32","end":"05:32","startHours":28.540909083916716,"endHours":29.540909083916716,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-8.356125630078738,"eotMinutes":14.85683037130801,"ayanamsa":24.1853}},"calendars":{"vikram_samvat":2080,"vikram_samvatsara":"Nala","saka_samvat":1945,"saka_samvatsara":"Śobhana","bengali_samvat":1430,"malayalam_era":1199,"nanakshahi_year":554,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Pratipada · Vikram 2080 Nala · Śaka 1945 Śobhana"},"festivals":[{"id":"sharadiya-navratri-start","name":"Śāradīya Navrātri Start","name_sanskrit":"शारदीय नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī Durgā","significance":"Autumn Navrātri begins; Devī Mahiṣāsura-mardinī worship for 9 nights.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":1},{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4}],"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 October 15, 2023 CE · Howrah, West Bengal · Vidhyamitra","description":"October 15, 2023 CE for Howrah, West Bengal: Śukla Pratipada, sūryodaya 05:32, sūryāsta 17:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2023-10-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2023-10-15","sa":"https://sa.vidhyamitra.com/city/howrah/2023-10-15","hi":"https://hi.vidhyamitra.com/city/howrah/2023-10-15","x-default":"https://vidhyamitra.com/city/howrah/2023-10-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T19:53:11.516Z","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":"2026-05-14T19:53:11.517Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T19:53:11.517Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}