{"id":"vidhyamitra:city-day:jamnagar:2011-02-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/2011-02-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-02-17","date_display":"February 17, 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":"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":2011,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455609.770833,"kali_year":5112,"ahargana":1867144.2708,"sun":{"sidereal_longitude":304.0856,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":105.6575,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":161.5719,"elapsed_within_tithi_degrees":5.5719},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":105.6575,"elapsed_within_degrees":12.3242},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":49.743},"karana":{"half_tithi_index":26,"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":2011,"month":2,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455609.770833,"ahargana":1867144.2708,"kali_year":5112,"ayanamsa_lahiri":24.0085,"grahas":{"sun":{"sidereal_longitude":304.00470599999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":105.67010600000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false,"latitude":-2.6398},"mars":{"sidereal_longitude":301.10030600000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":297.345106,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":341.104406,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":260.494406,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":172.55920600000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":249.7112,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":69.7112,"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":"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":2011,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455609.770833,"kali_year":5112,"ahargana":1867144.2708,"sun":{"sidereal_longitude":304.0856,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":105.6575,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":161.5719,"elapsed_within_tithi_degrees":5.5719},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":105.6575,"elapsed_within_degrees":12.3242},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":49.743},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.64,"elongation":161.572},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.64,"opposition_distance":18.428}},"eclipse_window_40days":[]},"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"sunriseLocal":"07:21","sunsetLocal":"18:48","solarNoonLocal":"13:04","dayLengthHours":11.441434317954013,"dayLengthDisplay":"11 Hours 26 Mins 29 Secs","nightLengthDisplay":"12 Hours 33 Mins 31 Secs","moonriseLocal":"17:18","moonsetLocal":"06:24","rahuKala":{"name":"Rāhu Kāla","start":"14:30","end":"15:56","startHours":14.501208762266522,"endHours":15.931388052010773,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:21","end":"08:47","startHours":7.350312313545263,"endHours":8.780491603289516,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:13","end":"11:38","startHours":10.210670893033766,"endHours":11.640850182778017,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:01","end":"10:24","startHours":10.019980321067866,"endHours":10.401361464999667,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:50","end":"08:08","startHours":7.8270387434600135,"endHours":8.132143658605454,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:41","end":"13:27","startHours":12.689648328590469,"endHours":13.45241061645407,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:49","end":"06:35","startHours":5.8247877378180615,"endHours":6.587550025681662,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:24","end":"07:21","startHours":6.396859453715762,"endHours":7.350312313545263,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:59","end":"15:44","startHours":14.97793519218127,"endHours":15.74069748004487,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:36","end":"19:00","startHours":18.591746631499277,"endHours":18.991746631499275,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:48","end":"19:16","startHours":18.791746631499276,"endHours":19.268473061414028,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:33","end":"20:18","startHours":18.541746631499276,"endHours":20.291746631499276,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:41","end":"01:27","startHours":24.68964832859047,"endHours":25.45241061645407,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:21","end":"08:47","startHours":7.350312313545263,"endHours":8.780491603289516,"quality":"auspicious"},{"name":"Roga","start":"08:47","end":"10:13","startHours":8.780491603289516,"endHours":10.210670893033766,"quality":"inauspicious"},{"name":"Udveg","start":"10:13","end":"11:38","startHours":10.210670893033766,"endHours":11.640850182778017,"quality":"inauspicious"},{"name":"Chala","start":"11:38","end":"13:04","startHours":11.640850182778017,"endHours":13.07102947252227,"quality":"neutral"},{"name":"Labha","start":"13:04","end":"14:30","startHours":13.07102947252227,"endHours":14.501208762266522,"quality":"auspicious"},{"name":"Amṛta","start":"14:30","end":"15:56","startHours":14.501208762266522,"endHours":15.931388052010773,"quality":"auspicious"},{"name":"Kāla","start":"15:56","end":"17:22","startHours":15.931388052010773,"endHours":17.361567341755023,"quality":"inauspicious"},{"name":"Śubha","start":"17:22","end":"18:48","startHours":17.361567341755023,"endHours":18.791746631499276,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:48","end":"20:22","startHours":18.791746631499276,"endHours":20.361567341755023,"quality":"auspicious"},{"name":"Kāla","start":"20:22","end":"21:56","startHours":20.361567341755023,"endHours":21.931388052010774,"quality":"inauspicious"},{"name":"Śubha","start":"21:56","end":"23:30","startHours":21.931388052010774,"endHours":23.501208762266522,"quality":"auspicious"},{"name":"Roga","start":"23:30","end":"01:04","startHours":23.501208762266522,"endHours":25.07102947252227,"quality":"inauspicious"},{"name":"Udveg","start":"01:04","end":"02:38","startHours":25.07102947252227,"endHours":26.640850182778017,"quality":"inauspicious"},{"name":"Chala","start":"02:38","end":"04:13","startHours":26.640850182778017,"endHours":28.210670893033765,"quality":"neutral"},{"name":"Labha","start":"04:13","end":"05:47","startHours":28.210670893033765,"endHours":29.780491603289516,"quality":"auspicious"},{"name":"Amṛta","start":"05:47","end":"07:21","startHours":29.780491603289516,"endHours":31.350312313545263,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:21","end":"08:21","startHours":7.350312313545263,"endHours":8.350312313545263,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:21","end":"09:21","startHours":8.350312313545263,"endHours":9.350312313545263,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:21","end":"10:21","startHours":9.350312313545263,"endHours":10.350312313545263,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:21","end":"11:21","startHours":10.350312313545263,"endHours":11.350312313545263,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:21","end":"12:21","startHours":11.350312313545263,"endHours":12.350312313545263,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:21","end":"13:21","startHours":12.350312313545263,"endHours":13.350312313545263,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:21","end":"14:21","startHours":13.350312313545263,"endHours":14.350312313545263,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:21","end":"15:21","startHours":14.350312313545263,"endHours":15.350312313545263,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:21","end":"16:21","startHours":15.350312313545263,"endHours":16.350312313545263,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:21","end":"17:21","startHours":16.350312313545263,"endHours":17.350312313545263,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:21","end":"18:21","startHours":17.350312313545263,"endHours":18.350312313545263,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:21","end":"19:21","startHours":18.350312313545263,"endHours":19.350312313545263,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:21","end":"20:21","startHours":19.350312313545263,"endHours":20.350312313545263,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:21","end":"21:21","startHours":20.350312313545263,"endHours":21.350312313545263,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:21","end":"22:21","startHours":21.350312313545263,"endHours":22.350312313545263,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:21","end":"23:21","startHours":22.350312313545263,"endHours":23.350312313545263,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:21","end":"00:21","startHours":23.350312313545263,"endHours":24.350312313545263,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:21","end":"01:21","startHours":24.350312313545263,"endHours":25.350312313545263,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:21","end":"02:21","startHours":25.350312313545263,"endHours":26.350312313545263,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:21","end":"03:21","startHours":26.350312313545263,"endHours":27.350312313545263,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:21","end":"04:21","startHours":27.350312313545263,"endHours":28.350312313545263,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:21","end":"05:21","startHours":28.350312313545263,"endHours":29.350312313545263,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:21","end":"06:21","startHours":29.350312313545263,"endHours":30.350312313545263,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:21","end":"07:21","startHours":30.350312313545263,"endHours":31.350312313545263,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara 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":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"drikRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-12.162694047836336,"eotMinutes":-14.492568351336082,"ayanamsa":24.0085}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Caturdaśī · Vikram 2068 Krodhi · Śaka 1933 Khara"},"festivals":[{"id":"holika-dahana","name":"Holikā Dahana","name_sanskrit":"होलिका दहन","tradition":"Vaishnava","associated_deity":"Bhagavān Narasiṁha (Prahlāda-rakṣaka)","significance":"Burning of Holikā; Prahlāda saved by Hari. Eve of Holi.","vrata":true,"detection":{"tithi_number":14,"tithi_paksha":"Śukla","lunar_month":"Phālguna"},"precedence":2,"sources":["Bhāgavata 7.5"]},{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"precedence":5}],"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":"jamnagar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 17, 2011 CE · Jamnagar, Gujarat · Vidhyamitra","description":"February 17, 2011 CE for Jamnagar, Gujarat: Śukla Caturdaśī, sūryodaya 07:21, sūryāsta 18:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/2011-02-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/2011-02-17","sa":"https://sa.vidhyamitra.com/city/jamnagar/2011-02-17","hi":"https://hi.vidhyamitra.com/city/jamnagar/2011-02-17","x-default":"https://vidhyamitra.com/city/jamnagar/2011-02-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T15:57:01.845Z","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":"2026-05-22T15:57:01.845Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T15:57:01.845Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}