{"id":"vidhyamitra:city-day:howrah:2013-06-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2013-06-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2013-06-18","date_display":"June 18, 2013 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":2013,"month":6,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456461.770833,"kali_year":5115,"ahargana":1867996.2708,"sun":{"sidereal_longitude":62.6699,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":172.071,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":109.4011,"elapsed_within_tithi_degrees":1.4011},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":172.071,"elapsed_within_degrees":12.071},"yoga":{"number":18,"name":"Varīyān","sum_longitude":234.7409},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2013,"month":6,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456461.770833,"ahargana":1867996.2708,"kali_year":5115,"ayanamsa_lahiri":24.041,"grahas":{"sun":{"sidereal_longitude":62.94505400000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":169.11615400000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false,"latitude":-2.4159},"mars":{"sidereal_longitude":48.22445399999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":86.30305399999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":63.62975399999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":84.01895400000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":190.862254,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":204.5681,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":24.5681,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":2013,"month":6,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456461.770833,"kali_year":5115,"ahargana":1867996.2708,"sun":{"sidereal_longitude":62.6699,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":172.071,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":109.4011,"elapsed_within_tithi_degrees":1.4011},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":172.071,"elapsed_within_degrees":12.071},"yoga":{"number":18,"name":"Varīyān","sum_longitude":234.7409},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.416,"elongation":109.401},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.416,"opposition_distance":70.599}},"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":"18:23","solarNoonLocal":"11:38","dayLengthHours":13.516991634663476,"dayLengthDisplay":"13 Hours 31 Mins 01 Secs","nightLengthDisplay":"10 Hours 28 Mins 59 Secs","moonriseLocal":"12:49","moonsetLocal":"00:36","rahuKala":{"name":"Rāhu Kāla","start":"15:01","end":"16:42","startHours":15.008618469780863,"endHours":16.6982424241138,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:15","end":"09:56","startHours":8.250122652449125,"endHours":9.93974660678206,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:38","end":"13:19","startHours":11.629370561114996,"endHours":13.31899451544793,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:01","end":"08:29","startHours":8.024839458538068,"endHours":8.475405846360184,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:26","end":"05:48","startHours":5.4340827285609015,"endHours":5.794535838818594,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:11","end":"12:05","startHours":11.17880417329288,"endHours":12.079936948937112,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:04","end":"03:58","startHours":3.0686091924947934,"endHours":3.969741968139025,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:45","end":"04:52","startHours":3.744458774227967,"endHours":4.870874743783257,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:53","end":"14:47","startHours":13.882202500225574,"endHours":14.783335275869806,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:11","end":"18:35","startHours":18.187866378446735,"endHours":18.587866378446734,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:23","end":"18:57","startHours":18.387866378446734,"endHours":18.95107436322438,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:08","end":"19:53","startHours":18.137866378446734,"endHours":19.887866378446734,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:11","end":"00:05","startHours":23.178804173292882,"endHours":24.07993694893711,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"04:52","end":"06:34","startHours":4.870874743783257,"endHours":6.5604986981161915,"quality":"inauspicious"},{"name":"Udveg","start":"06:34","end":"08:15","startHours":6.5604986981161915,"endHours":8.250122652449125,"quality":"inauspicious"},{"name":"Chala","start":"08:15","end":"09:56","startHours":8.250122652449125,"endHours":9.93974660678206,"quality":"neutral"},{"name":"Labha","start":"09:56","end":"11:38","startHours":9.93974660678206,"endHours":11.629370561114996,"quality":"auspicious"},{"name":"Amṛta","start":"11:38","end":"13:19","startHours":11.629370561114996,"endHours":13.31899451544793,"quality":"auspicious"},{"name":"Kāla","start":"13:19","end":"15:01","startHours":13.31899451544793,"endHours":15.008618469780863,"quality":"inauspicious"},{"name":"Śubha","start":"15:01","end":"16:42","startHours":15.008618469780863,"endHours":16.6982424241138,"quality":"auspicious"},{"name":"Roga","start":"16:42","end":"18:23","startHours":16.6982424241138,"endHours":18.387866378446734,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:23","end":"19:42","startHours":18.387866378446734,"endHours":19.6982424241138,"quality":"inauspicious"},{"name":"Śubha","start":"19:42","end":"21:01","startHours":19.6982424241138,"endHours":21.008618469780863,"quality":"auspicious"},{"name":"Roga","start":"21:01","end":"22:19","startHours":21.008618469780863,"endHours":22.31899451544793,"quality":"inauspicious"},{"name":"Udveg","start":"22:19","end":"23:38","startHours":22.31899451544793,"endHours":23.629370561114996,"quality":"inauspicious"},{"name":"Chala","start":"23:38","end":"00:56","startHours":23.629370561114996,"endHours":24.939746606782062,"quality":"neutral"},{"name":"Labha","start":"00:56","end":"02:15","startHours":24.939746606782062,"endHours":26.25012265244913,"quality":"auspicious"},{"name":"Amṛta","start":"02:15","end":"03:34","startHours":26.25012265244913,"endHours":27.56049869811619,"quality":"auspicious"},{"name":"Kāla","start":"03:34","end":"04:52","startHours":27.56049869811619,"endHours":28.870874743783258,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"04:52","end":"05:52","startHours":4.870874743783257,"endHours":5.870874743783257,"planetary_lord":"Mars"},{"name":"Hora 2","start":"05:52","end":"06:52","startHours":5.870874743783257,"endHours":6.870874743783257,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"06:52","end":"07:52","startHours":6.870874743783257,"endHours":7.870874743783257,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"07:52","end":"08:52","startHours":7.870874743783257,"endHours":8.870874743783258,"planetary_lord":"Moon"},{"name":"Hora 5","start":"08:52","end":"09:52","startHours":8.870874743783258,"endHours":9.870874743783258,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"09:52","end":"10:52","startHours":9.870874743783258,"endHours":10.870874743783258,"planetary_lord":"Venus"},{"name":"Hora 7","start":"10:52","end":"11:52","startHours":10.870874743783258,"endHours":11.870874743783258,"planetary_lord":"Sun"},{"name":"Hora 8","start":"11:52","end":"12:52","startHours":11.870874743783258,"endHours":12.870874743783258,"planetary_lord":"Mars"},{"name":"Hora 9","start":"12:52","end":"13:52","startHours":12.870874743783258,"endHours":13.870874743783258,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"13:52","end":"14:52","startHours":13.870874743783258,"endHours":14.870874743783258,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"14:52","end":"15:52","startHours":14.870874743783258,"endHours":15.870874743783258,"planetary_lord":"Moon"},{"name":"Hora 12","start":"15:52","end":"16:52","startHours":15.870874743783258,"endHours":16.870874743783258,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"16:52","end":"17:52","startHours":16.870874743783258,"endHours":17.870874743783258,"planetary_lord":"Venus"},{"name":"Hora 14","start":"17:52","end":"18:52","startHours":17.870874743783258,"endHours":18.870874743783258,"planetary_lord":"Sun"},{"name":"Hora 15","start":"18:52","end":"19:52","startHours":18.870874743783258,"endHours":19.870874743783258,"planetary_lord":"Mars"},{"name":"Hora 16","start":"19:52","end":"20:52","startHours":19.870874743783258,"endHours":20.870874743783258,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"20:52","end":"21:52","startHours":20.870874743783258,"endHours":21.870874743783258,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"21:52","end":"22:52","startHours":21.870874743783258,"endHours":22.870874743783258,"planetary_lord":"Moon"},{"name":"Hora 19","start":"22:52","end":"23:52","startHours":22.870874743783258,"endHours":23.870874743783258,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"23:52","end":"00:52","startHours":23.870874743783258,"endHours":24.870874743783258,"planetary_lord":"Venus"},{"name":"Hora 21","start":"00:52","end":"01:52","startHours":24.870874743783258,"endHours":25.870874743783258,"planetary_lord":"Sun"},{"name":"Hora 22","start":"01:52","end":"02:52","startHours":25.870874743783258,"endHours":26.870874743783258,"planetary_lord":"Mars"},{"name":"Hora 23","start":"02:52","end":"03:52","startHours":26.870874743783258,"endHours":27.870874743783258,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"03:52","end":"04:52","startHours":27.870874743783258,"endHours":28.870874743783258,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"North","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":23.402148473930588,"eotMinutes":-0.8166336668997627,"ayanamsa":24.041}},"calendars":{"vikram_samvat":2070,"vikram_samvatsara":"Parābhava","saka_samvat":1935,"saka_samvatsara":"Vijaya","bengali_samvat":1420,"malayalam_era":1189,"nanakshahi_year":544,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Daśamī · Vikram 2070 Parābhava · Śaka 1935 Vijaya"},"festivals":[{"id":"mithuna-sankranti","name":"Mithuna Saṅkrānti","name_sanskrit":"मिथुन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Gemini.","vrata":false,"detection":{"sun_rashi":"Mithuna"},"precedence":5}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 June 18, 2013 CE · Howrah, West Bengal · Vidhyamitra","description":"June 18, 2013 CE for Howrah, West Bengal: Śukla Daśamī, sūryodaya 04:52, sūryāsta 18:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2013-06-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2013-06-18","sa":"https://sa.vidhyamitra.com/city/howrah/2013-06-18","hi":"https://hi.vidhyamitra.com/city/howrah/2013-06-18","x-default":"https://vidhyamitra.com/city/howrah/2013-06-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T12:50:02.299Z","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":"2026-05-15T12:50:02.299Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T12:50:02.299Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}