{"id":"vidhyamitra:city-day:howrah:1909-01-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/1909-01-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1909-01-30","date_display":"January 30, 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":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418336.770833,"kali_year":5010,"ahargana":1829871.2708,"sun":{"sidereal_longitude":287.1733,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":32.1128,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":104.9395,"elapsed_within_tithi_degrees":8.9395},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":32.1128,"elapsed_within_degrees":5.4462},"yoga":{"number":24,"name":"Śukla","sum_longitude":319.2861},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2418336.770833,"ahargana":1829871.2708,"kali_year":5010,"ayanamsa_lahiri":22.5829,"grahas":{"sun":{"sidereal_longitude":286.95250899999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":34.38970899999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false,"latitude":-2.4162},"mars":{"sidereal_longitude":231.934709,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":306.157909,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":141.59030900000005,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":266.246709,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":344.452409,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":64.6141,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":244.6141,"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":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418336.770833,"kali_year":5010,"ahargana":1829871.2708,"sun":{"sidereal_longitude":287.1733,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":32.1128,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":104.9395,"elapsed_within_tithi_degrees":8.9395},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":32.1128,"elapsed_within_degrees":5.4462},"yoga":{"number":24,"name":"Śukla","sum_longitude":319.2861},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.416,"elongation":104.94},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.416,"opposition_distance":75.06}},"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":"06:17","sunsetLocal":"17:23","solarNoonLocal":"11:50","dayLengthHours":11.099670967564656,"dayLengthDisplay":"11 Hours 05 Mins 59 Secs","nightLengthDisplay":"12 Hours 54 Mins 01 Secs","moonriseLocal":"12:23","moonsetLocal":"01:37","rahuKala":{"name":"Rāhu Kāla","start":"09:04","end":"10:27","startHours":9.063461357704911,"endHours":10.450920228650492,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:14","end":"14:37","startHours":13.225837970541658,"endHours":14.613296841487239,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:17","end":"07:41","startHours":6.288543615813747,"endHours":7.676002486759329,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:15","startHours":8.878466841578835,"endHours":9.248455873830988,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:45","end":"07:03","startHours":6.751029906128942,"endHours":7.0470211319306655,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:28","end":"12:13","startHours":11.46839006734392,"endHours":12.20836813184823,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:49","end":"05:33","startHours":4.808587486805127,"endHours":5.548565551309437,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:22","end":"06:17","startHours":5.36357103518336,"endHours":6.288543615813747,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:41","end":"14:26","startHours":13.68832426085685,"endHours":14.42830232536116,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:11","end":"17:35","startHours":17.188214583378404,"endHours":17.588214583378402,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:23","end":"17:51","startHours":17.388214583378403,"endHours":17.850700873693597,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:08","end":"18:53","startHours":17.138214583378403,"endHours":18.888214583378403,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:28","end":"00:13","startHours":23.46839006734392,"endHours":24.208368131848232,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:17","end":"07:41","startHours":6.288543615813747,"endHours":7.676002486759329,"quality":"inauspicious"},{"name":"Śubha","start":"07:41","end":"09:04","startHours":7.676002486759329,"endHours":9.063461357704911,"quality":"auspicious"},{"name":"Roga","start":"09:04","end":"10:27","startHours":9.063461357704911,"endHours":10.450920228650492,"quality":"inauspicious"},{"name":"Udveg","start":"10:27","end":"11:50","startHours":10.450920228650492,"endHours":11.838379099596075,"quality":"inauspicious"},{"name":"Chala","start":"11:50","end":"13:14","startHours":11.838379099596075,"endHours":13.225837970541658,"quality":"neutral"},{"name":"Labha","start":"13:14","end":"14:37","startHours":13.225837970541658,"endHours":14.613296841487239,"quality":"auspicious"},{"name":"Amṛta","start":"14:37","end":"16:00","startHours":14.613296841487239,"endHours":16.00075571243282,"quality":"auspicious"},{"name":"Kāla","start":"16:00","end":"17:23","startHours":16.00075571243282,"endHours":17.388214583378403,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:23","end":"19:00","startHours":17.388214583378403,"endHours":19.00075571243282,"quality":"auspicious"},{"name":"Amṛta","start":"19:00","end":"20:37","startHours":19.00075571243282,"endHours":20.61329684148724,"quality":"auspicious"},{"name":"Kāla","start":"20:37","end":"22:14","startHours":20.61329684148724,"endHours":22.225837970541658,"quality":"inauspicious"},{"name":"Śubha","start":"22:14","end":"23:50","startHours":22.225837970541658,"endHours":23.838379099596075,"quality":"auspicious"},{"name":"Roga","start":"23:50","end":"01:27","startHours":23.838379099596075,"endHours":25.450920228650492,"quality":"inauspicious"},{"name":"Udveg","start":"01:27","end":"03:04","startHours":25.450920228650492,"endHours":27.06346135770491,"quality":"inauspicious"},{"name":"Chala","start":"03:04","end":"04:41","startHours":27.06346135770491,"endHours":28.67600248675933,"quality":"neutral"},{"name":"Labha","start":"04:41","end":"06:17","startHours":28.67600248675933,"endHours":30.288543615813747,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:17","end":"07:17","startHours":6.288543615813747,"endHours":7.288543615813747,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:17","end":"08:17","startHours":7.288543615813747,"endHours":8.288543615813747,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:17","end":"09:17","startHours":8.288543615813747,"endHours":9.288543615813747,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:17","end":"10:17","startHours":9.288543615813747,"endHours":10.288543615813747,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:17","end":"11:17","startHours":10.288543615813747,"endHours":11.288543615813747,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:17","end":"12:17","startHours":11.288543615813747,"endHours":12.288543615813747,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:17","end":"13:17","startHours":12.288543615813747,"endHours":13.288543615813747,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:17","end":"14:17","startHours":13.288543615813747,"endHours":14.288543615813747,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:17","end":"15:17","startHours":14.288543615813747,"endHours":15.288543615813747,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:17","end":"16:17","startHours":15.288543615813747,"endHours":16.288543615813747,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:17","end":"17:17","startHours":16.288543615813747,"endHours":17.288543615813747,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:17","end":"18:17","startHours":17.288543615813747,"endHours":18.288543615813747,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:17","end":"19:17","startHours":18.288543615813747,"endHours":19.288543615813747,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:17","end":"20:17","startHours":19.288543615813747,"endHours":20.288543615813747,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:17","end":"21:17","startHours":20.288543615813747,"endHours":21.288543615813747,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:17","end":"22:17","startHours":21.288543615813747,"endHours":22.288543615813747,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:17","end":"23:17","startHours":22.288543615813747,"endHours":23.288543615813747,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:17","end":"00:17","startHours":23.288543615813747,"endHours":24.288543615813747,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:17","end":"01:17","startHours":24.288543615813747,"endHours":25.288543615813747,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:17","end":"02:17","startHours":25.288543615813747,"endHours":26.288543615813747,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:17","end":"03:17","startHours":26.288543615813747,"endHours":27.288543615813747,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:17","end":"04:17","startHours":27.288543615813747,"endHours":28.288543615813747,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:17","end":"05:17","startHours":28.288543615813747,"endHours":29.288543615813747,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:17","end":"06:17","startHours":29.288543615813747,"endHours":30.288543615813747,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.863102158852882,"eotMinutes":-13.357145975764517,"ayanamsa":22.5829}},"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 Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Navamī · Vikram 1966 Dundubhi · Śaka 1831 Saumya"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 January 30, 1909 CE · Howrah, West Bengal · Vidhyamitra","description":"January 30, 1909 CE for Howrah, West Bengal: Śukla Navamī, sūryodaya 06:17, sūryāsta 17:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/1909-01-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/1909-01-30","sa":"https://sa.vidhyamitra.com/city/howrah/1909-01-30","hi":"https://hi.vidhyamitra.com/city/howrah/1909-01-30","x-default":"https://vidhyamitra.com/city/howrah/1909-01-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T20:33:05.588Z","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":"2026-06-02T20:33:05.588Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T20:33:05.588Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}