{"id":"vidhyamitra:city-day:jamnagar:2179-07-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/2179-07-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2179-07-13","date_display":"July 13, 2179 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":2179,"month":7,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517116.770833,"kali_year":5281,"ahargana":1928651.2708,"sun":{"sidereal_longitude":83.5423,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":190.1001,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":106.5578,"elapsed_within_tithi_degrees":10.5578},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":190.1001,"elapsed_within_degrees":3.4334},"yoga":{"number":21,"name":"Siddha","sum_longitude":273.6423},"karana":{"half_tithi_index":17,"name":"Kaulava"},"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":2179,"month":7,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2517116.770833,"ahargana":1928651.2708,"kali_year":5281,"ayanamsa_lahiri":26.3609,"grahas":{"sun":{"sidereal_longitude":84.37098700000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"moon":{"sidereal_longitude":191.41258700000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":-2.9312},"mars":{"sidereal_longitude":112.515287,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":62.837087,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":64.74998700000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":85.041987,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":61.03978699999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":230.7744,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":50.7744,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2179,"month":7,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517116.770833,"kali_year":5281,"ahargana":1928651.2708,"sun":{"sidereal_longitude":83.5423,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":190.1001,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":106.5578,"elapsed_within_tithi_degrees":10.5578},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":190.1001,"elapsed_within_degrees":3.4334},"yoga":{"number":21,"name":"Siddha","sum_longitude":273.6423},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.931,"elongation":106.558},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.931,"opposition_distance":73.442}},"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":"06:13","sunsetLocal":"19:37","solarNoonLocal":"12:55","dayLengthHours":13.40359585606596,"dayLengthDisplay":"13 Hours 24 Mins 13 Secs","nightLengthDisplay":"10 Hours 35 Mins 47 Secs","moonriseLocal":"14:25","moonsetLocal":"01:42","rahuKala":{"name":"Rāhu Kāla","start":"16:16","end":"17:57","startHours":16.26974277811917,"endHours":17.945192260127413,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:34","end":"11:15","startHours":9.56794485008619,"endHours":11.243394332094436,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:55","end":"14:36","startHours":12.91884381410268,"endHours":14.594293296110925,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:47","startHours":9.344551585818424,"endHours":9.791338114353955,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:47","end":"07:08","startHours":6.775529046739115,"endHours":7.132958269567541,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:28","end":"13:22","startHours":12.472057285567148,"endHours":13.36563034263821,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:26","end":"05:19","startHours":4.4298997719275715,"endHours":5.323472828998636,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:06","end":"06:13","startHours":5.10007956473087,"endHours":6.2170458860697,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:09","end":"16:03","startHours":15.152776456780341,"endHours":16.046349513851403,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:25","end":"19:49","startHours":19.42064174213566,"endHours":19.82064174213566,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:37","end":"20:11","startHours":19.62064174213566,"endHours":20.179124902805075,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:22","end":"21:07","startHours":19.37064174213566,"endHours":21.12064174213566,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:28","end":"01:22","startHours":24.472057285567146,"endHours":25.365630342638212,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:13","end":"07:54","startHours":6.2170458860697,"endHours":7.892495368077945,"quality":"inauspicious"},{"name":"Udveg","start":"07:54","end":"09:34","startHours":7.892495368077945,"endHours":9.56794485008619,"quality":"inauspicious"},{"name":"Chala","start":"09:34","end":"11:15","startHours":9.56794485008619,"endHours":11.243394332094436,"quality":"neutral"},{"name":"Labha","start":"11:15","end":"12:55","startHours":11.243394332094436,"endHours":12.91884381410268,"quality":"auspicious"},{"name":"Amṛta","start":"12:55","end":"14:36","startHours":12.91884381410268,"endHours":14.594293296110925,"quality":"auspicious"},{"name":"Kāla","start":"14:36","end":"16:16","startHours":14.594293296110925,"endHours":16.26974277811917,"quality":"inauspicious"},{"name":"Śubha","start":"16:16","end":"17:57","startHours":16.26974277811917,"endHours":17.945192260127413,"quality":"auspicious"},{"name":"Roga","start":"17:57","end":"19:37","startHours":17.945192260127413,"endHours":19.62064174213566,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:37","end":"20:57","startHours":19.62064174213566,"endHours":20.945192260127417,"quality":"inauspicious"},{"name":"Śubha","start":"20:57","end":"22:16","startHours":20.945192260127417,"endHours":22.26974277811917,"quality":"auspicious"},{"name":"Roga","start":"22:16","end":"23:36","startHours":22.26974277811917,"endHours":23.594293296110926,"quality":"inauspicious"},{"name":"Udveg","start":"23:36","end":"00:55","startHours":23.594293296110926,"endHours":24.91884381410268,"quality":"inauspicious"},{"name":"Chala","start":"00:55","end":"02:15","startHours":24.91884381410268,"endHours":26.243394332094436,"quality":"neutral"},{"name":"Labha","start":"02:15","end":"03:34","startHours":26.243394332094436,"endHours":27.567944850086192,"quality":"auspicious"},{"name":"Amṛta","start":"03:34","end":"04:54","startHours":27.567944850086192,"endHours":28.892495368077945,"quality":"auspicious"},{"name":"Kāla","start":"04:54","end":"06:13","startHours":28.892495368077945,"endHours":30.217045886069698,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:13","end":"07:13","startHours":6.2170458860697,"endHours":7.2170458860697,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:13","end":"08:13","startHours":7.2170458860697,"endHours":8.2170458860697,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:13","end":"09:13","startHours":8.2170458860697,"endHours":9.2170458860697,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:13","end":"10:13","startHours":9.2170458860697,"endHours":10.2170458860697,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:13","end":"11:13","startHours":10.2170458860697,"endHours":11.2170458860697,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:13","end":"12:13","startHours":11.2170458860697,"endHours":12.2170458860697,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:13","end":"13:13","startHours":12.2170458860697,"endHours":13.2170458860697,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:13","end":"14:13","startHours":13.2170458860697,"endHours":14.2170458860697,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:13","end":"15:13","startHours":14.2170458860697,"endHours":15.2170458860697,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:13","end":"16:13","startHours":15.2170458860697,"endHours":16.217045886069698,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:13","end":"17:13","startHours":16.217045886069698,"endHours":17.217045886069698,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:13","end":"18:13","startHours":17.217045886069698,"endHours":18.217045886069698,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:13","end":"19:13","startHours":18.217045886069698,"endHours":19.217045886069698,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:13","end":"20:13","startHours":19.217045886069698,"endHours":20.217045886069698,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:13","end":"21:13","startHours":20.217045886069698,"endHours":21.217045886069698,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:13","end":"22:13","startHours":21.217045886069698,"endHours":22.217045886069698,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:13","end":"23:13","startHours":22.217045886069698,"endHours":23.217045886069698,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:13","end":"00:13","startHours":23.217045886069698,"endHours":24.217045886069698,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:13","end":"01:13","startHours":24.217045886069698,"endHours":25.217045886069698,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:13","end":"02:13","startHours":25.217045886069698,"endHours":26.217045886069698,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:13","end":"03:13","startHours":26.217045886069698,"endHours":27.217045886069698,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:13","end":"04:13","startHours":27.217045886069698,"endHours":28.217045886069698,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:13","end":"05:13","startHours":28.217045886069698,"endHours":29.217045886069698,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:13","end":"06:13","startHours":29.217045886069698,"endHours":30.217045886069698,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"North","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.837667177246857,"eotMinutes":-5.361428846160681,"ayanamsa":26.3609}},"calendars":{"vikram_samvat":2236,"vikram_samvatsara":"Nandana","saka_samvat":2101,"saka_samvatsara":"Pramāthi","bengali_samvat":1586,"malayalam_era":1355,"nanakshahi_year":710,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Navamī · Vikram 2236 Nandana · Śaka 2101 Pramāthi"},"festivals":[],"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":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","relevance":0.5}]},"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 July 13, 2179 CE · Jamnagar, Gujarat · Vidhyamitra","description":"July 13, 2179 CE for Jamnagar, Gujarat: Śukla Navamī, sūryodaya 06:13, sūryāsta 19:37.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/2179-07-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/2179-07-13","sa":"https://sa.vidhyamitra.com/city/jamnagar/2179-07-13","hi":"https://hi.vidhyamitra.com/city/jamnagar/2179-07-13","x-default":"https://vidhyamitra.com/city/jamnagar/2179-07-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T20:50:45.199Z","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":"2026-05-31T20:50:45.199Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T20:50:45.199Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}