{"id":"vidhyamitra:city-day:howrah:2012-09-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2012-09-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-09-09","date_display":"September 9, 2012 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":2012,"month":9,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456179.770833,"kali_year":5114,"ahargana":1867714.2708,"sun":{"sidereal_longitude":141.9955,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":59.1346,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":277.1391,"elapsed_within_tithi_degrees":1.1391},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":59.1346,"elapsed_within_degrees":5.8012},"yoga":{"number":16,"name":"Siddhi","sum_longitude":201.13},"karana":{"half_tithi_index":46,"name":"Taitila"},"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":2012,"month":9,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456179.770833,"ahargana":1867714.2708,"kali_year":5114,"ayanamsa_lahiri":24.0303,"grahas":{"sun":{"sidereal_longitude":142.738628,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":57.99332800000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false,"latitude":-1.51},"mars":{"sidereal_longitude":196.51272800000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":141.17512799999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":50.972928000000024,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":98.40392800000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":182.737528,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":219.5099,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":39.5099,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2012,"month":9,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456179.770833,"kali_year":5114,"ahargana":1867714.2708,"sun":{"sidereal_longitude":141.9955,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":59.1346,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":277.1391,"elapsed_within_tithi_degrees":1.1391},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":59.1346,"elapsed_within_degrees":5.8012},"yoga":{"number":16,"name":"Siddhi","sum_longitude":201.13},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.51,"elongation":82.861},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.51,"opposition_distance":97.139}},"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":"05:21","sunsetLocal":"17:46","solarNoonLocal":"11:34","dayLengthHours":12.411627187714338,"dayLengthDisplay":"12 Hours 24 Mins 42 Secs","nightLengthDisplay":"11 Hours 35 Mins 18 Secs","moonriseLocal":"23:11","moonsetLocal":"12:39","rahuKala":{"name":"Rāhu Kāla","start":"16:13","end":"17:46","startHours":16.215429768339405,"endHours":17.766883166803698,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:34","end":"13:07","startHours":11.56106957294653,"endHours":13.112522971410822,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:40","end":"16:13","startHours":14.663976369875114,"endHours":16.215429768339405,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:15","end":"08:40","startHours":8.251302322889373,"endHours":8.665023229146517,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:52","end":"06:12","startHours":5.872407111910791,"endHours":6.203383836916506,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:09","end":"11:58","startHours":11.147348666689384,"endHours":11.974790479203675,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:42","end":"04:32","startHours":3.7003723540607822,"endHours":4.527814166575071,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:19","end":"05:21","startHours":4.320953713446499,"endHours":5.35525597908936,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:38","end":"14:27","startHours":13.629674104232253,"endHours":14.457115916746542,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:34","end":"17:58","startHours":17.5668831668037,"endHours":17.966883166803697,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:46","end":"18:17","startHours":17.766883166803698,"endHours":18.28403429962513,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:31","end":"19:16","startHours":17.516883166803698,"endHours":19.266883166803698,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:09","end":"23:58","startHours":23.147348666689386,"endHours":23.974790479203673,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:21","end":"06:54","startHours":5.35525597908936,"endHours":6.9067093775536526,"quality":"inauspicious"},{"name":"Chala","start":"06:54","end":"08:27","startHours":6.9067093775536526,"endHours":8.458162776017945,"quality":"neutral"},{"name":"Labha","start":"08:27","end":"10:01","startHours":8.458162776017945,"endHours":10.009616174482236,"quality":"auspicious"},{"name":"Amṛta","start":"10:01","end":"11:34","startHours":10.009616174482236,"endHours":11.56106957294653,"quality":"auspicious"},{"name":"Kāla","start":"11:34","end":"13:07","startHours":11.56106957294653,"endHours":13.112522971410822,"quality":"inauspicious"},{"name":"Śubha","start":"13:07","end":"14:40","startHours":13.112522971410822,"endHours":14.663976369875114,"quality":"auspicious"},{"name":"Roga","start":"14:40","end":"16:13","startHours":14.663976369875114,"endHours":16.215429768339405,"quality":"inauspicious"},{"name":"Udveg","start":"16:13","end":"17:46","startHours":16.215429768339405,"endHours":17.766883166803698,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:46","end":"19:13","startHours":17.766883166803698,"endHours":19.215429768339405,"quality":"auspicious"},{"name":"Roga","start":"19:13","end":"20:40","startHours":19.215429768339405,"endHours":20.663976369875115,"quality":"inauspicious"},{"name":"Udveg","start":"20:40","end":"22:07","startHours":20.663976369875115,"endHours":22.112522971410822,"quality":"inauspicious"},{"name":"Chala","start":"22:07","end":"23:34","startHours":22.112522971410822,"endHours":23.56106957294653,"quality":"neutral"},{"name":"Labha","start":"23:34","end":"01:01","startHours":23.56106957294653,"endHours":25.009616174482236,"quality":"auspicious"},{"name":"Amṛta","start":"01:01","end":"02:27","startHours":25.009616174482236,"endHours":26.458162776017943,"quality":"auspicious"},{"name":"Kāla","start":"02:27","end":"03:54","startHours":26.458162776017943,"endHours":27.906709377553653,"quality":"inauspicious"},{"name":"Śubha","start":"03:54","end":"05:21","startHours":27.906709377553653,"endHours":29.35525597908936,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:21","end":"06:21","startHours":5.35525597908936,"endHours":6.35525597908936,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:21","end":"07:21","startHours":6.35525597908936,"endHours":7.35525597908936,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:21","end":"08:21","startHours":7.35525597908936,"endHours":8.35525597908936,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:21","end":"09:21","startHours":8.35525597908936,"endHours":9.35525597908936,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:21","end":"10:21","startHours":9.35525597908936,"endHours":10.35525597908936,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:21","end":"11:21","startHours":10.35525597908936,"endHours":11.35525597908936,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:21","end":"12:21","startHours":11.35525597908936,"endHours":12.35525597908936,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:21","end":"13:21","startHours":12.35525597908936,"endHours":13.35525597908936,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:21","end":"14:21","startHours":13.35525597908936,"endHours":14.35525597908936,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:21","end":"15:21","startHours":14.35525597908936,"endHours":15.35525597908936,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:21","end":"16:21","startHours":15.35525597908936,"endHours":16.35525597908936,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:21","end":"17:21","startHours":16.35525597908936,"endHours":17.35525597908936,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:21","end":"18:21","startHours":17.35525597908936,"endHours":18.35525597908936,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:21","end":"19:21","startHours":18.35525597908936,"endHours":19.35525597908936,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:21","end":"20:21","startHours":19.35525597908936,"endHours":20.35525597908936,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:21","end":"21:21","startHours":20.35525597908936,"endHours":21.35525597908936,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:21","end":"22:21","startHours":21.35525597908936,"endHours":22.35525597908936,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:21","end":"23:21","startHours":22.35525597908936,"endHours":23.35525597908936,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:21","end":"00:21","startHours":23.35525597908936,"endHours":24.35525597908936,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:21","end":"01:21","startHours":24.35525597908936,"endHours":25.35525597908936,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:21","end":"02:21","startHours":25.35525597908936,"endHours":26.35525597908936,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:21","end":"03:21","startHours":26.35525597908936,"endHours":27.35525597908936,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:21","end":"04:21","startHours":27.35525597908936,"endHours":28.35525597908936,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:21","end":"05:21","startHours":28.35525597908936,"endHours":29.35525597908936,"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":5.22301085209901,"eotMinutes":3.2814256232083188,"ayanamsa":24.0303}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada (Adhika) Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada (Adhika) Kṛṣṇa Navamī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"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 September 9, 2012 CE · Howrah, West Bengal · Vidhyamitra","description":"September 9, 2012 CE for Howrah, West Bengal: Kṛṣṇa Navamī, sūryodaya 05:21, sūryāsta 17:46.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2012-09-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2012-09-09","sa":"https://sa.vidhyamitra.com/city/howrah/2012-09-09","hi":"https://hi.vidhyamitra.com/city/howrah/2012-09-09","x-default":"https://vidhyamitra.com/city/howrah/2012-09-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T04:32:49.187Z","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":"2026-06-01T04:32:49.187Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T04:32:49.187Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}