{"id":"vidhyamitra:city-day:howrah:2015-05-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2015-05-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2015-05-30","date_display":"May 30, 2015 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":2015,"month":5,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457172.770833,"kali_year":5117,"ahargana":1868707.2708,"sun":{"sidereal_longitude":44.133,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":180.6659,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":136.533,"elapsed_within_tithi_degrees":4.533},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":180.6659,"elapsed_within_degrees":7.3326},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":224.7989},"karana":{"half_tithi_index":22,"name":"Bava"},"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":2015,"month":5,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457172.770833,"ahargana":1868707.2708,"kali_year":5117,"ayanamsa_lahiri":24.0682,"grahas":{"sun":{"sidereal_longitude":44.27868799999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":181.561688,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false,"latitude":1.0701},"mars":{"sidereal_longitude":48.25748800000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":45.113788,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":111.51858800000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":89.19558799999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":216.83418800000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":166.8959,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":346.8959,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"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":2015,"month":5,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457172.770833,"kali_year":5117,"ahargana":1868707.2708,"sun":{"sidereal_longitude":44.133,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":180.6659,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":136.533,"elapsed_within_tithi_degrees":4.533},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":180.6659,"elapsed_within_degrees":7.3326},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":224.7989},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.07,"elongation":136.533},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.07,"opposition_distance":43.467}},"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":"04:52","sunsetLocal":"18:16","solarNoonLocal":"11:34","dayLengthHours":13.402220346247361,"dayLengthDisplay":"13 Hours 24 Mins 08 Secs","nightLengthDisplay":"10 Hours 35 Mins 52 Secs","moonriseLocal":"14:58","moonsetLocal":"02:29","rahuKala":{"name":"Rāhu Kāla","start":"08:13","end":"09:54","startHours":8.221250517910935,"endHours":9.896528061191855,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:15","end":"14:55","startHours":13.247083147753695,"endHours":14.922360691034616,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"04:52","end":"06:33","startHours":4.870695431349094,"endHours":6.545972974630014,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:00","end":"08:27","startHours":7.9978801788068115,"endHours":8.444620857015057,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:26","end":"05:47","startHours":5.429121279109401,"endHours":5.786513821675997,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:08","end":"12:01","startHours":11.12506492626453,"endHours":12.01854628268102,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:05","end":"03:59","startHours":3.0837327185161123,"endHours":3.9772140749326033,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:45","end":"04:52","startHours":3.7538437358284806,"endHours":4.870695431349094,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:48","end":"14:42","startHours":13.805508995514,"endHours":14.69899035193049,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:04","end":"18:28","startHours":18.072915777596457,"endHours":18.472915777596455,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:16","end":"18:50","startHours":18.272915777596456,"endHours":18.831341625356764,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:01","end":"19:46","startHours":18.022915777596456,"endHours":19.772915777596456,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:08","end":"00:01","startHours":23.12506492626453,"endHours":24.018546282681022,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"04:52","end":"06:33","startHours":4.870695431349094,"endHours":6.545972974630014,"quality":"inauspicious"},{"name":"Śubha","start":"06:33","end":"08:13","startHours":6.545972974630014,"endHours":8.221250517910935,"quality":"auspicious"},{"name":"Roga","start":"08:13","end":"09:54","startHours":8.221250517910935,"endHours":9.896528061191855,"quality":"inauspicious"},{"name":"Udveg","start":"09:54","end":"11:34","startHours":9.896528061191855,"endHours":11.571805604472775,"quality":"inauspicious"},{"name":"Chala","start":"11:34","end":"13:15","startHours":11.571805604472775,"endHours":13.247083147753695,"quality":"neutral"},{"name":"Labha","start":"13:15","end":"14:55","startHours":13.247083147753695,"endHours":14.922360691034616,"quality":"auspicious"},{"name":"Amṛta","start":"14:55","end":"16:36","startHours":14.922360691034616,"endHours":16.597638234315536,"quality":"auspicious"},{"name":"Kāla","start":"16:36","end":"18:16","startHours":16.597638234315536,"endHours":18.272915777596456,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:16","end":"19:36","startHours":18.272915777596456,"endHours":19.597638234315536,"quality":"auspicious"},{"name":"Amṛta","start":"19:36","end":"20:55","startHours":19.597638234315536,"endHours":20.922360691034616,"quality":"auspicious"},{"name":"Kāla","start":"20:55","end":"22:15","startHours":20.922360691034616,"endHours":22.247083147753695,"quality":"inauspicious"},{"name":"Śubha","start":"22:15","end":"23:34","startHours":22.247083147753695,"endHours":23.571805604472775,"quality":"auspicious"},{"name":"Roga","start":"23:34","end":"00:54","startHours":23.571805604472775,"endHours":24.896528061191855,"quality":"inauspicious"},{"name":"Udveg","start":"00:54","end":"02:13","startHours":24.896528061191855,"endHours":26.221250517910935,"quality":"inauspicious"},{"name":"Chala","start":"02:13","end":"03:33","startHours":26.221250517910935,"endHours":27.545972974630015,"quality":"neutral"},{"name":"Labha","start":"03:33","end":"04:52","startHours":27.545972974630015,"endHours":28.870695431349095,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"04:52","end":"05:52","startHours":4.870695431349094,"endHours":5.870695431349094,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"05:52","end":"06:52","startHours":5.870695431349094,"endHours":6.870695431349094,"planetary_lord":"Moon"},{"name":"Hora 3","start":"06:52","end":"07:52","startHours":6.870695431349094,"endHours":7.870695431349094,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"07:52","end":"08:52","startHours":7.870695431349094,"endHours":8.870695431349095,"planetary_lord":"Venus"},{"name":"Hora 5","start":"08:52","end":"09:52","startHours":8.870695431349095,"endHours":9.870695431349095,"planetary_lord":"Sun"},{"name":"Hora 6","start":"09:52","end":"10:52","startHours":9.870695431349095,"endHours":10.870695431349095,"planetary_lord":"Mars"},{"name":"Hora 7","start":"10:52","end":"11:52","startHours":10.870695431349095,"endHours":11.870695431349095,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"11:52","end":"12:52","startHours":11.870695431349095,"endHours":12.870695431349095,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"12:52","end":"13:52","startHours":12.870695431349095,"endHours":13.870695431349095,"planetary_lord":"Moon"},{"name":"Hora 10","start":"13:52","end":"14:52","startHours":13.870695431349095,"endHours":14.870695431349095,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"14:52","end":"15:52","startHours":14.870695431349095,"endHours":15.870695431349095,"planetary_lord":"Venus"},{"name":"Hora 12","start":"15:52","end":"16:52","startHours":15.870695431349095,"endHours":16.870695431349095,"planetary_lord":"Sun"},{"name":"Hora 13","start":"16:52","end":"17:52","startHours":16.870695431349095,"endHours":17.870695431349095,"planetary_lord":"Mars"},{"name":"Hora 14","start":"17:52","end":"18:52","startHours":17.870695431349095,"endHours":18.870695431349095,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"18:52","end":"19:52","startHours":18.870695431349095,"endHours":19.870695431349095,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"19:52","end":"20:52","startHours":19.870695431349095,"endHours":20.870695431349095,"planetary_lord":"Moon"},{"name":"Hora 17","start":"20:52","end":"21:52","startHours":20.870695431349095,"endHours":21.870695431349095,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"21:52","end":"22:52","startHours":21.870695431349095,"endHours":22.870695431349095,"planetary_lord":"Venus"},{"name":"Hora 19","start":"22:52","end":"23:52","startHours":22.870695431349095,"endHours":23.870695431349095,"planetary_lord":"Sun"},{"name":"Hora 20","start":"23:52","end":"00:52","startHours":23.870695431349095,"endHours":24.870695431349095,"planetary_lord":"Mars"},{"name":"Hora 21","start":"00:52","end":"01:52","startHours":24.870695431349095,"endHours":25.870695431349095,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"01:52","end":"02:52","startHours":25.870695431349095,"endHours":26.870695431349095,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"02:52","end":"03:52","startHours":26.870695431349095,"endHours":27.870695431349095,"planetary_lord":"Moon"},{"name":"Hora 24","start":"03:52","end":"04:52","startHours":27.870695431349095,"endHours":28.870695431349095,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":21.69504524276869,"eotMinutes":2.6372637316334417,"ayanamsa":24.0682}},"calendars":{"vikram_samvat":2072,"vikram_samvatsara":"Kīlaka","saka_samvat":1937,"saka_samvatsara":"Manmatha","bengali_samvat":1422,"malayalam_era":1191,"nanakshahi_year":546,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Dvādaśī · Vikram 2072 Kīlaka · Śaka 1937 Manmatha"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5}],"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":[]},"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 May 30, 2015 CE · Howrah, West Bengal · Vidhyamitra","description":"May 30, 2015 CE for Howrah, West Bengal: Śukla Dvādaśī, sūryodaya 04:52, sūryāsta 18:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2015-05-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2015-05-30","sa":"https://sa.vidhyamitra.com/city/howrah/2015-05-30","hi":"https://hi.vidhyamitra.com/city/howrah/2015-05-30","x-default":"https://vidhyamitra.com/city/howrah/2015-05-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T13:53:58.268Z","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":"2026-05-15T13:53:58.268Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T13:53:58.268Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}