{"id":"vidhyamitra:city-day:howrah:2011-02-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2011-02-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-02-16","date_display":"February 16, 2011 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2011,"month":2,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455608.770833,"kali_year":5112,"ahargana":1867143.2708,"sun":{"sidereal_longitude":303.0711,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":91.8381,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":148.767,"elapsed_within_tithi_degrees":4.767},"nakshatra":{"number":7,"name":"Punarvasu","pada":4,"moon_longitude":91.8381,"elapsed_within_degrees":11.8381},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":34.9093},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2011,"month":2,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455608.770833,"ahargana":1867143.2708,"kali_year":5112,"ayanamsa_lahiri":24.0084,"grahas":{"sun":{"sidereal_longitude":302.995044,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":91.07394399999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false,"latitude":-1.6896},"mars":{"sidereal_longitude":300.3108440000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":295.63034400000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":340.888144,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":259.332944,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":172.595644,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":249.7642,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":69.7642,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2011,"month":2,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455608.770833,"kali_year":5112,"ahargana":1867143.2708,"sun":{"sidereal_longitude":303.0711,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":91.8381,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":148.767,"elapsed_within_tithi_degrees":4.767},"nakshatra":{"number":7,"name":"Punarvasu","pada":4,"moon_longitude":91.8381,"elapsed_within_degrees":11.8381},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":34.9093},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.69,"elongation":148.767},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.69,"opposition_distance":31.233}},"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":"06:09","sunsetLocal":"17:34","solarNoonLocal":"11:51","dayLengthHours":11.417265952826448,"dayLengthDisplay":"11 Hours 25 Mins 02 Secs","nightLengthDisplay":"12 Hours 34 Mins 58 Secs","moonriseLocal":"15:04","moonsetLocal":"04:24","rahuKala":{"name":"Rāhu Kāla","start":"11:51","end":"13:17","startHours":11.858060143365936,"endHours":13.285218387469243,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:35","end":"09:00","startHours":7.576585411056018,"endHours":9.003743655159324,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:26","end":"11:51","startHours":10.43090189926263,"endHours":11.858060143365936,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:49","end":"09:12","startHours":8.813455889278885,"endHours":9.194031421039766,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:56","startHours":6.625146581653814,"endHours":6.929607007062519,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:29","end":"12:14","startHours":11.477484611605055,"endHours":12.238635675126817,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:38","end":"05:23","startHours":4.627125039909186,"endHours":5.388276103430949,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:12","end":"06:09","startHours":5.197988337550508,"endHours":6.149427166952712,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:46","end":"14:31","startHours":13.760937802170345,"endHours":14.522088865692108,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:22","end":"17:46","startHours":17.36669311977916,"endHours":17.76669311977916,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:34","end":"18:03","startHours":17.56669311977916,"endHours":18.042412534480263,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:19","end":"19:04","startHours":17.31669311977916,"endHours":19.06669311977916,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:29","end":"00:14","startHours":23.477484611605053,"endHours":24.23863567512682,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:09","end":"07:35","startHours":6.149427166952712,"endHours":7.576585411056018,"quality":"auspicious"},{"name":"Amṛta","start":"07:35","end":"09:00","startHours":7.576585411056018,"endHours":9.003743655159324,"quality":"auspicious"},{"name":"Kāla","start":"09:00","end":"10:26","startHours":9.003743655159324,"endHours":10.43090189926263,"quality":"inauspicious"},{"name":"Śubha","start":"10:26","end":"11:51","startHours":10.43090189926263,"endHours":11.858060143365936,"quality":"auspicious"},{"name":"Roga","start":"11:51","end":"13:17","startHours":11.858060143365936,"endHours":13.285218387469243,"quality":"inauspicious"},{"name":"Udveg","start":"13:17","end":"14:43","startHours":13.285218387469243,"endHours":14.712376631572548,"quality":"inauspicious"},{"name":"Chala","start":"14:43","end":"16:08","startHours":14.712376631572548,"endHours":16.139534875675853,"quality":"neutral"},{"name":"Labha","start":"16:08","end":"17:34","startHours":16.139534875675853,"endHours":17.56669311977916,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:34","end":"19:08","startHours":17.56669311977916,"endHours":19.139534875675853,"quality":"inauspicious"},{"name":"Chala","start":"19:08","end":"20:43","startHours":19.139534875675853,"endHours":20.712376631572546,"quality":"neutral"},{"name":"Labha","start":"20:43","end":"22:17","startHours":20.712376631572546,"endHours":22.285218387469243,"quality":"auspicious"},{"name":"Amṛta","start":"22:17","end":"23:51","startHours":22.285218387469243,"endHours":23.858060143365936,"quality":"auspicious"},{"name":"Kāla","start":"23:51","end":"01:26","startHours":23.858060143365936,"endHours":25.43090189926263,"quality":"inauspicious"},{"name":"Śubha","start":"01:26","end":"03:00","startHours":25.43090189926263,"endHours":27.003743655159326,"quality":"auspicious"},{"name":"Roga","start":"03:00","end":"04:35","startHours":27.003743655159326,"endHours":28.57658541105602,"quality":"inauspicious"},{"name":"Udveg","start":"04:35","end":"06:09","startHours":28.57658541105602,"endHours":30.149427166952712,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:09","end":"07:09","startHours":6.149427166952712,"endHours":7.149427166952712,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:09","end":"08:09","startHours":7.149427166952712,"endHours":8.149427166952712,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:09","end":"09:09","startHours":8.149427166952712,"endHours":9.149427166952712,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:09","end":"10:09","startHours":9.149427166952712,"endHours":10.149427166952712,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:09","end":"11:09","startHours":10.149427166952712,"endHours":11.149427166952712,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:09","end":"12:09","startHours":11.149427166952712,"endHours":12.149427166952712,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:09","end":"13:09","startHours":12.149427166952712,"endHours":13.149427166952712,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:09","end":"14:09","startHours":13.149427166952712,"endHours":14.149427166952712,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:09","end":"15:09","startHours":14.149427166952712,"endHours":15.149427166952712,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:09","end":"16:09","startHours":15.149427166952712,"endHours":16.149427166952712,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:09","end":"17:09","startHours":16.149427166952712,"endHours":17.149427166952712,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:09","end":"18:09","startHours":17.149427166952712,"endHours":18.149427166952712,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:09","end":"19:09","startHours":18.149427166952712,"endHours":19.149427166952712,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:09","end":"20:09","startHours":19.149427166952712,"endHours":20.149427166952712,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:09","end":"21:09","startHours":20.149427166952712,"endHours":21.149427166952712,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:09","end":"22:09","startHours":21.149427166952712,"endHours":22.149427166952712,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:09","end":"23:09","startHours":22.149427166952712,"endHours":23.149427166952712,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:09","end":"00:09","startHours":23.149427166952712,"endHours":24.149427166952712,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:09","end":"01:09","startHours":24.149427166952712,"endHours":25.149427166952712,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:09","end":"02:09","startHours":25.149427166952712,"endHours":26.149427166952712,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:09","end":"03:09","startHours":26.149427166952712,"endHours":27.149427166952712,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:09","end":"04:09","startHours":27.149427166952712,"endHours":28.149427166952712,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:09","end":"05:09","startHours":28.149427166952712,"endHours":29.149427166952712,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:09","end":"06:09","startHours":29.149427166952712,"endHours":30.149427166952712,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-12.509446363289252,"eotMinutes":-14.538008601956186,"ayanamsa":24.0084}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"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":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Trayodaśī · Vikram 2068 Krodhi · Śaka 1933 Khara"},"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":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Dedicated festival walk for Pradoṣa Vrata is not live yet; Budhavāra (Wednesday) — 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 16, 2011 CE · Howrah, West Bengal · Vidhyamitra","description":"February 16, 2011 CE for Howrah, West Bengal: Śukla Trayodaśī, sūryodaya 06:09, sūryāsta 17:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2011-02-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2011-02-16","sa":"https://sa.vidhyamitra.com/city/howrah/2011-02-16","hi":"https://hi.vidhyamitra.com/city/howrah/2011-02-16","x-default":"https://vidhyamitra.com/city/howrah/2011-02-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-04T10:43:00.928Z","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":"2026-09-04T10:43:00.928Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-04T10:43:00.928Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}