{"id":"vidhyamitra:city-day:howrah:1909-01-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/1909-01-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1909-01-10","date_display":"January 10, 1909 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":1909,"month":1,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418316.770833,"kali_year":5010,"ahargana":1829851.2708,"sun":{"sidereal_longitude":266.6681,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":128.265,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":221.597,"elapsed_within_tithi_degrees":5.597},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":128.265,"elapsed_within_degrees":8.265},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":34.9331},"karana":{"half_tithi_index":36,"name":"Bava"},"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":1909,"month":1,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2418316.770833,"ahargana":1829851.2708,"kali_year":5010,"ayanamsa_lahiri":22.5821,"grahas":{"sun":{"sidereal_longitude":266.601673,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":125.14527299999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false,"latitude":3.994},"mars":{"sidereal_longitude":218.62777299999993,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":278.19617300000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":142.87577299999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":241.304173,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":342.991673,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":65.6738,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":245.6738,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":1909,"month":1,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418316.770833,"kali_year":5010,"ahargana":1829851.2708,"sun":{"sidereal_longitude":266.6681,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":128.265,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":221.597,"elapsed_within_tithi_degrees":5.597},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":128.265,"elapsed_within_degrees":8.265},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":34.9331},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.994,"elongation":138.403},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.994,"opposition_distance":41.597}},"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":"06:19","sunsetLocal":"17:10","solarNoonLocal":"11:44","dayLengthHours":10.836628289063043,"dayLengthDisplay":"10 Hours 50 Mins 12 Secs","nightLengthDisplay":"13 Hours 09 Mins 48 Secs","moonriseLocal":"19:55","moonsetLocal":"08:42","rahuKala":{"name":"Rāhu Kāla","start":"15:48","end":"17:10","startHours":15.804484338808074,"endHours":17.159062874940954,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:44","end":"13:06","startHours":11.740748730409432,"endHours":13.095327266542313,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:27","end":"15:48","startHours":14.449905802675193,"endHours":15.804484338808074,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:51","end":"09:13","startHours":8.850981186659288,"endHours":9.212202129628055,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:46","end":"07:04","startHours":6.773960764588871,"endHours":7.062937518963886,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:23","end":"12:06","startHours":11.379527787440665,"endHours":12.1019696733782,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:53","end":"05:36","startHours":4.877550814002839,"endHours":5.599992699940374,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:25","end":"06:19","startHours":5.419382228455991,"endHours":6.322434585877911,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:33","end":"14:16","startHours":13.546853445253273,"endHours":14.26929533119081,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:58","end":"17:22","startHours":16.959062874940955,"endHours":17.359062874940953,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:10","end":"17:37","startHours":17.159062874940954,"endHours":17.610589053651914,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:55","end":"18:40","startHours":16.909062874940954,"endHours":18.659062874940954,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:23","end":"00:06","startHours":23.379527787440665,"endHours":24.1019696733782,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:19","end":"07:41","startHours":6.322434585877911,"endHours":7.677013122010791,"quality":"inauspicious"},{"name":"Chala","start":"07:41","end":"09:02","startHours":7.677013122010791,"endHours":9.031591658143672,"quality":"neutral"},{"name":"Labha","start":"09:02","end":"10:23","startHours":9.031591658143672,"endHours":10.386170194276552,"quality":"auspicious"},{"name":"Amṛta","start":"10:23","end":"11:44","startHours":10.386170194276552,"endHours":11.740748730409432,"quality":"auspicious"},{"name":"Kāla","start":"11:44","end":"13:06","startHours":11.740748730409432,"endHours":13.095327266542313,"quality":"inauspicious"},{"name":"Śubha","start":"13:06","end":"14:27","startHours":13.095327266542313,"endHours":14.449905802675193,"quality":"auspicious"},{"name":"Roga","start":"14:27","end":"15:48","startHours":14.449905802675193,"endHours":15.804484338808074,"quality":"inauspicious"},{"name":"Udveg","start":"15:48","end":"17:10","startHours":15.804484338808074,"endHours":17.159062874940954,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:10","end":"18:48","startHours":17.159062874940954,"endHours":18.804484338808074,"quality":"auspicious"},{"name":"Roga","start":"18:48","end":"20:27","startHours":18.804484338808074,"endHours":20.449905802675193,"quality":"inauspicious"},{"name":"Udveg","start":"20:27","end":"22:06","startHours":20.449905802675193,"endHours":22.095327266542313,"quality":"inauspicious"},{"name":"Chala","start":"22:06","end":"23:44","startHours":22.095327266542313,"endHours":23.740748730409432,"quality":"neutral"},{"name":"Labha","start":"23:44","end":"01:23","startHours":23.740748730409432,"endHours":25.386170194276552,"quality":"auspicious"},{"name":"Amṛta","start":"01:23","end":"03:02","startHours":25.386170194276552,"endHours":27.03159165814367,"quality":"auspicious"},{"name":"Kāla","start":"03:02","end":"04:41","startHours":27.03159165814367,"endHours":28.67701312201079,"quality":"inauspicious"},{"name":"Śubha","start":"04:41","end":"06:19","startHours":28.67701312201079,"endHours":30.32243458587791,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.322434585877911,"endHours":7.322434585877911,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.322434585877911,"endHours":8.322434585877911,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.322434585877911,"endHours":9.322434585877911,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.322434585877911,"endHours":10.322434585877911,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.322434585877911,"endHours":11.322434585877911,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.322434585877911,"endHours":12.322434585877911,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.322434585877911,"endHours":13.322434585877911,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.322434585877911,"endHours":14.322434585877911,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.322434585877911,"endHours":15.322434585877911,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.322434585877911,"endHours":16.32243458587791,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.32243458587791,"endHours":17.32243458587791,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.32243458587791,"endHours":18.32243458587791,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.32243458587791,"endHours":19.32243458587791,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.32243458587791,"endHours":20.32243458587791,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.32243458587791,"endHours":21.32243458587791,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.32243458587791,"endHours":22.32243458587791,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.32243458587791,"endHours":23.32243458587791,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.32243458587791,"endHours":24.32243458587791,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.32243458587791,"endHours":25.32243458587791,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.32243458587791,"endHours":26.32243458587791,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.32243458587791,"endHours":27.32243458587791,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.32243458587791,"endHours":28.32243458587791,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.32243458587791,"endHours":29.32243458587791,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.32243458587791,"endHours":30.32243458587791,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.0642555699374,"eotMinutes":-7.499323824565993,"ayanamsa":22.5821}},"calendars":{"vikram_samvat":1966,"vikram_samvatsara":"Dundubhi","saka_samvat":1831,"saka_samvatsara":"Saumya","bengali_samvat":1316,"malayalam_era":1085,"nanakshahi_year":440,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Caturthī · Vikram 1966 Dundubhi · Śaka 1831 Saumya"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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 January 10, 1909 CE · Howrah, West Bengal · Vidhyamitra","description":"January 10, 1909 CE for Howrah, West Bengal: Kṛṣṇa Caturthī, sūryodaya 06:19, sūryāsta 17:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/1909-01-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/1909-01-10","sa":"https://sa.vidhyamitra.com/city/howrah/1909-01-10","hi":"https://hi.vidhyamitra.com/city/howrah/1909-01-10","x-default":"https://vidhyamitra.com/city/howrah/1909-01-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T16:27:34.755Z","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":"2026-06-02T16:27:34.755Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T16:27:34.755Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}