{"id":"vidhyamitra:city-day:jamnagar:2013-08-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/2013-08-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2013-08-19","date_display":"August 19, 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":8,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456523.770833,"kali_year":5115,"ahargana":1868058.2708,"sun":{"sidereal_longitude":121.5287,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":275.5039,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":153.9753,"elapsed_within_tithi_degrees":9.9753},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":275.5039,"elapsed_within_degrees":8.8373},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":37.0326},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":8,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456523.770833,"ahargana":1868058.2708,"kali_year":5115,"ayanamsa_lahiri":24.0434,"grahas":{"sun":{"sidereal_longitude":122.193985,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":274.003385,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":4.3301},"mars":{"sidereal_longitude":89.96378500000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":115.94068499999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":77.05138499999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":158.60328500000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":191.909085,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":201.2831,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":21.2831,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"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":8,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456523.770833,"kali_year":5115,"ahargana":1868058.2708,"sun":{"sidereal_longitude":121.5287,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":275.5039,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":153.9753,"elapsed_within_tithi_degrees":9.9753},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":275.5039,"elapsed_within_degrees":8.8373},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":37.0326},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.33,"elongation":153.975},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.33,"opposition_distance":26.025}},"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":"06:28","sunsetLocal":"19:18","solarNoonLocal":"12:53","dayLengthHours":12.841090917030456,"dayLengthDisplay":"12 Hours 50 Mins 28 Secs","nightLengthDisplay":"11 Hours 09 Mins 32 Secs","moonriseLocal":"17:33","moonsetLocal":"04:27","rahuKala":{"name":"Rāhu Kāla","start":"08:04","end":"09:40","startHours":8.068968716219036,"endHours":9.674105080847845,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:17","end":"12:53","startHours":11.27924144547665,"endHours":12.884377810105459,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:29","end":"16:06","startHours":14.489514174734264,"endHours":16.094650539363073,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:28","end":"09:53","startHours":9.460086898897337,"endHours":9.888123262798352,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:00","end":"07:20","startHours":6.998877806466499,"endHours":7.3413068975873115,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:27","end":"13:19","startHours":12.456341446204444,"endHours":13.312414174006474,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:45","end":"05:36","startHours":4.751686895986169,"endHours":5.6077596237881995,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:24","end":"06:28","startHours":5.393741441837692,"endHours":6.46383235159023,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:01","end":"15:53","startHours":15.024559629610536,"endHours":15.880632357412567,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:06","end":"19:30","startHours":19.104923268620688,"endHours":19.504923268620686,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:18","end":"19:50","startHours":19.304923268620687,"endHours":19.839968723496956,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:03","end":"20:48","startHours":19.054923268620687,"endHours":20.804923268620687,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:27","end":"01:19","startHours":24.456341446204444,"endHours":25.312414174006474,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:28","end":"08:04","startHours":6.46383235159023,"endHours":8.068968716219036,"quality":"auspicious"},{"name":"Kāla","start":"08:04","end":"09:40","startHours":8.068968716219036,"endHours":9.674105080847845,"quality":"inauspicious"},{"name":"Śubha","start":"09:40","end":"11:17","startHours":9.674105080847845,"endHours":11.27924144547665,"quality":"auspicious"},{"name":"Roga","start":"11:17","end":"12:53","startHours":11.27924144547665,"endHours":12.884377810105459,"quality":"inauspicious"},{"name":"Udveg","start":"12:53","end":"14:29","startHours":12.884377810105459,"endHours":14.489514174734264,"quality":"inauspicious"},{"name":"Chala","start":"14:29","end":"16:06","startHours":14.489514174734264,"endHours":16.094650539363073,"quality":"neutral"},{"name":"Labha","start":"16:06","end":"17:42","startHours":16.094650539363073,"endHours":17.69978690399188,"quality":"auspicious"},{"name":"Amṛta","start":"17:42","end":"19:18","startHours":17.69978690399188,"endHours":19.304923268620687,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:18","end":"20:42","startHours":19.304923268620687,"endHours":20.69978690399188,"quality":"neutral"},{"name":"Labha","start":"20:42","end":"22:06","startHours":20.69978690399188,"endHours":22.094650539363073,"quality":"auspicious"},{"name":"Amṛta","start":"22:06","end":"23:29","startHours":22.094650539363073,"endHours":23.489514174734268,"quality":"auspicious"},{"name":"Kāla","start":"23:29","end":"00:53","startHours":23.489514174734268,"endHours":24.88437781010546,"quality":"inauspicious"},{"name":"Śubha","start":"00:53","end":"02:17","startHours":24.88437781010546,"endHours":26.27924144547665,"quality":"auspicious"},{"name":"Roga","start":"02:17","end":"03:40","startHours":26.27924144547665,"endHours":27.674105080847845,"quality":"inauspicious"},{"name":"Udveg","start":"03:40","end":"05:04","startHours":27.674105080847845,"endHours":29.06896871621904,"quality":"inauspicious"},{"name":"Chala","start":"05:04","end":"06:28","startHours":29.06896871621904,"endHours":30.46383235159023,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:28","end":"07:28","startHours":6.46383235159023,"endHours":7.46383235159023,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:28","end":"08:28","startHours":7.46383235159023,"endHours":8.46383235159023,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:28","end":"09:28","startHours":8.46383235159023,"endHours":9.46383235159023,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:28","end":"10:28","startHours":9.46383235159023,"endHours":10.46383235159023,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:28","end":"11:28","startHours":10.46383235159023,"endHours":11.46383235159023,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:28","end":"12:28","startHours":11.46383235159023,"endHours":12.46383235159023,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:28","end":"13:28","startHours":12.46383235159023,"endHours":13.46383235159023,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:28","end":"14:28","startHours":13.46383235159023,"endHours":14.46383235159023,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:28","end":"15:28","startHours":14.46383235159023,"endHours":15.46383235159023,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:28","end":"16:28","startHours":15.46383235159023,"endHours":16.46383235159023,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:28","end":"17:28","startHours":16.46383235159023,"endHours":17.46383235159023,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:28","end":"18:28","startHours":17.46383235159023,"endHours":18.46383235159023,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:28","end":"19:28","startHours":18.46383235159023,"endHours":19.46383235159023,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:28","end":"20:28","startHours":19.46383235159023,"endHours":20.46383235159023,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:28","end":"21:28","startHours":20.46383235159023,"endHours":21.46383235159023,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:28","end":"22:28","startHours":21.46383235159023,"endHours":22.46383235159023,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:28","end":"23:28","startHours":22.46383235159023,"endHours":23.46383235159023,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:28","end":"00:28","startHours":23.46383235159023,"endHours":24.46383235159023,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:28","end":"01:28","startHours":24.46383235159023,"endHours":25.46383235159023,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:28","end":"02:28","startHours":25.46383235159023,"endHours":26.46383235159023,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:28","end":"03:28","startHours":26.46383235159023,"endHours":27.46383235159023,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:28","end":"04:28","startHours":27.46383235159023,"endHours":28.46383235159023,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:28","end":"05:28","startHours":28.46383235159023,"endHours":29.46383235159023,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:28","end":"06:28","startHours":29.46383235159023,"endHours":30.46383235159023,"planetary_lord":"Venus"}],"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":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":12.770190484862056,"eotMinutes":-3.2934686063275223,"ayanamsa":24.0434}},"calendars":{"vikram_samvat":2070,"vikram_samvatsara":"Parābhava","saka_samvat":1935,"saka_samvatsara":"Vijaya","bengali_samvat":1420,"malayalam_era":1189,"nanakshahi_year":544,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Trayodaśī · Vikram 2070 Parābhava · Śaka 1935 Vijaya"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5},{"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":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 August 19, 2013 CE · Jamnagar, Gujarat · Vidhyamitra","description":"August 19, 2013 CE for Jamnagar, Gujarat: Śukla Trayodaśī, sūryodaya 06:28, sūryāsta 19:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/2013-08-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/2013-08-19","sa":"https://sa.vidhyamitra.com/city/jamnagar/2013-08-19","hi":"https://hi.vidhyamitra.com/city/jamnagar/2013-08-19","x-default":"https://vidhyamitra.com/city/jamnagar/2013-08-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T18:13:07.598Z","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":"2026-05-15T18:13:07.598Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T18:13:07.598Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}