{"id":"vidhyamitra:city-day:howrah:2007-02-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2007-02-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2007-02-15","date_display":"February 15, 2007 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":2007,"month":2,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454146.770833,"kali_year":5108,"ahargana":1865681.2708,"sun":{"sidereal_longitude":302.0917,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":267.181,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":325.0893,"elapsed_within_tithi_degrees":1.0893},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":267.181,"elapsed_within_degrees":0.5143},"yoga":{"number":16,"name":"Siddhi","sum_longitude":209.2726},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2007,"month":2,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2454146.770833,"ahargana":1865681.2708,"kali_year":5108,"ayanamsa_lahiri":23.9525,"grahas":{"sun":{"sidereal_longitude":302.010804,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":266.98670400000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false,"latitude":-3.898},"mars":{"sidereal_longitude":267.615104,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":316.172104,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":232.91640399999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":328.174804,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":117.17380400000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":327.228,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":147.228,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":2007,"month":2,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454146.770833,"kali_year":5108,"ahargana":1865681.2708,"sun":{"sidereal_longitude":302.0917,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":267.181,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":325.0893,"elapsed_within_tithi_degrees":1.0893},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":267.181,"elapsed_within_degrees":0.5143},"yoga":{"number":16,"name":"Siddhi","sum_longitude":209.2726},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.898,"elongation":34.911},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.898,"opposition_distance":145.089}},"eclipse_window_40days":[{"offset_days":17,"type":"lunar","occurs":true,"moon_latitude":0.377,"opposition_distance":2.249}]},"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":"06:10","sunsetLocal":"17:33","solarNoonLocal":"11:52","dayLengthHours":11.39676362554421,"dayLengthDisplay":"11 Hours 23 Mins 48 Secs","nightLengthDisplay":"12 Hours 36 Mins 12 Secs","moonriseLocal":"04:07","moonsetLocal":"14:56","rahuKala":{"name":"Rāhu Kāla","start":"13:17","end":"14:42","startHours":13.283206470649695,"endHours":14.70780192384272,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:10","end":"07:35","startHours":6.160229204684563,"endHours":7.584824657877589,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:01","end":"10:26","startHours":9.009420111070614,"endHours":10.434015564263643,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:49","end":"09:12","startHours":8.819474050644878,"endHours":9.199366171496353,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:56","startHours":6.635094355748905,"endHours":6.939008052430084,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:29","end":"12:14","startHours":11.478718896605193,"endHours":12.238503138308142,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:38","end":"05:24","startHours":4.640660721278668,"endHours":5.400444962981616,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:13","end":"06:10","startHours":5.210498902555878,"endHours":6.160229204684563,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:45","end":"14:31","startHours":13.758071621714036,"endHours":14.517855863416983,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:21","end":"17:45","startHours":17.356992830228773,"endHours":17.75699283022877,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:33","end":"18:02","startHours":17.556992830228772,"endHours":18.031857981293115,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:18","end":"19:03","startHours":17.306992830228772,"endHours":19.056992830228772,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:29","end":"00:14","startHours":23.478718896605194,"endHours":24.23850313830814,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:10","end":"07:35","startHours":6.160229204684563,"endHours":7.584824657877589,"quality":"auspicious"},{"name":"Roga","start":"07:35","end":"09:01","startHours":7.584824657877589,"endHours":9.009420111070614,"quality":"inauspicious"},{"name":"Udveg","start":"09:01","end":"10:26","startHours":9.009420111070614,"endHours":10.434015564263643,"quality":"inauspicious"},{"name":"Chala","start":"10:26","end":"11:52","startHours":10.434015564263643,"endHours":11.858611017456667,"quality":"neutral"},{"name":"Labha","start":"11:52","end":"13:17","startHours":11.858611017456667,"endHours":13.283206470649695,"quality":"auspicious"},{"name":"Amṛta","start":"13:17","end":"14:42","startHours":13.283206470649695,"endHours":14.70780192384272,"quality":"auspicious"},{"name":"Kāla","start":"14:42","end":"16:08","startHours":14.70780192384272,"endHours":16.132397377035748,"quality":"inauspicious"},{"name":"Śubha","start":"16:08","end":"17:33","startHours":16.132397377035748,"endHours":17.556992830228772,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:33","end":"19:08","startHours":17.556992830228772,"endHours":19.132397377035744,"quality":"auspicious"},{"name":"Kāla","start":"19:08","end":"20:42","startHours":19.132397377035744,"endHours":20.70780192384272,"quality":"inauspicious"},{"name":"Śubha","start":"20:42","end":"22:17","startHours":20.70780192384272,"endHours":22.283206470649695,"quality":"auspicious"},{"name":"Roga","start":"22:17","end":"23:52","startHours":22.283206470649695,"endHours":23.858611017456667,"quality":"inauspicious"},{"name":"Udveg","start":"23:52","end":"01:26","startHours":23.858611017456667,"endHours":25.43401556426364,"quality":"inauspicious"},{"name":"Chala","start":"01:26","end":"03:01","startHours":25.43401556426364,"endHours":27.009420111070614,"quality":"neutral"},{"name":"Labha","start":"03:01","end":"04:35","startHours":27.009420111070614,"endHours":28.58482465787759,"quality":"auspicious"},{"name":"Amṛta","start":"04:35","end":"06:10","startHours":28.58482465787759,"endHours":30.160229204684562,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:10","end":"07:10","startHours":6.160229204684563,"endHours":7.160229204684563,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:10","end":"08:10","startHours":7.160229204684563,"endHours":8.160229204684562,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:10","end":"09:10","startHours":8.160229204684562,"endHours":9.160229204684562,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:10","end":"10:10","startHours":9.160229204684562,"endHours":10.160229204684562,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:10","end":"11:10","startHours":10.160229204684562,"endHours":11.160229204684562,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:10","end":"12:10","startHours":11.160229204684562,"endHours":12.160229204684562,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:10","end":"13:10","startHours":12.160229204684562,"endHours":13.160229204684562,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:10","end":"14:10","startHours":13.160229204684562,"endHours":14.160229204684562,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:10","end":"15:10","startHours":14.160229204684562,"endHours":15.160229204684562,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:10","end":"16:10","startHours":15.160229204684562,"endHours":16.160229204684562,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:10","end":"17:10","startHours":16.160229204684562,"endHours":17.160229204684562,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:10","end":"18:10","startHours":17.160229204684562,"endHours":18.160229204684562,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:10","end":"19:10","startHours":18.160229204684562,"endHours":19.160229204684562,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:10","end":"20:10","startHours":19.160229204684562,"endHours":20.160229204684562,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:10","end":"21:10","startHours":20.160229204684562,"endHours":21.160229204684562,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:10","end":"22:10","startHours":21.160229204684562,"endHours":22.160229204684562,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:10","end":"23:10","startHours":22.160229204684562,"endHours":23.160229204684562,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:10","end":"00:10","startHours":23.160229204684562,"endHours":24.160229204684562,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:10","end":"01:10","startHours":24.160229204684562,"endHours":25.160229204684562,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:10","end":"02:10","startHours":25.160229204684562,"endHours":26.160229204684562,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:10","end":"03:10","startHours":26.160229204684562,"endHours":27.160229204684562,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:10","end":"04:10","startHours":27.160229204684562,"endHours":28.160229204684562,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:10","end":"05:10","startHours":28.160229204684562,"endHours":29.160229204684562,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:10","end":"06:10","startHours":29.160229204684562,"endHours":30.160229204684562,"planetary_lord":"Moon"}],"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","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-12.862983080269636,"eotMinutes":-14.571061047399978,"ayanamsa":23.9525}},"calendars":{"vikram_samvat":2064,"vikram_samvatsara":"Śārvarī","saka_samvat":1929,"saka_samvatsara":"Sarvajit","bengali_samvat":1414,"malayalam_era":1183,"nanakshahi_year":538,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Trayodaśī · Vikram 2064 Śārvarī · Śaka 1929 Sarvajit"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 February 15, 2007 CE · Howrah, West Bengal · Vidhyamitra","description":"February 15, 2007 CE for Howrah, West Bengal: Kṛṣṇa Trayodaśī, sūryodaya 06:10, sūryāsta 17:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2007-02-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2007-02-15","sa":"https://sa.vidhyamitra.com/city/howrah/2007-02-15","hi":"https://hi.vidhyamitra.com/city/howrah/2007-02-15","x-default":"https://vidhyamitra.com/city/howrah/2007-02-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T07:29:10.735Z","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":"2026-06-03T07:29:10.735Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T07:29:10.735Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}