{"id":"vidhyamitra:city-day:jamnagar:2004-04-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/2004-04-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2004-04-18","date_display":"April 18, 2004 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":2004,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453113.770833,"kali_year":5106,"ahargana":1864648.2708,"sun":{"sidereal_longitude":4.5454,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":347.7917,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.2464,"elapsed_within_tithi_degrees":7.2464},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":347.7917,"elapsed_within_degrees":1.1251},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":352.3371},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2004,"month":4,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453113.770833,"ahargana":1864648.2708,"kali_year":5106,"ayanamsa_lahiri":23.913,"grahas":{"sun":{"sidereal_longitude":4.437972000000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":347.052572,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false,"latitude":-2.5256},"mars":{"sidereal_longitude":53.71467200000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":2.8646719999999846,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":135.568672,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":48.658371999999986,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":73.782172,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":21.9613,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":201.9613,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":2004,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453113.770833,"kali_year":5106,"ahargana":1864648.2708,"sun":{"sidereal_longitude":4.5454,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":347.7917,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.2464,"elapsed_within_tithi_degrees":7.2464},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":347.7917,"elapsed_within_degrees":1.1251},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":352.3371},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.526,"elongation":16.754},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.526,"opposition_distance":163.246}},"eclipse_window_40days":[{"offset_days":17,"type":"lunar","occurs":true,"moon_latitude":-0.097,"opposition_distance":1.287}]},"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":"06:27","sunsetLocal":"19:11","solarNoonLocal":"12:49","dayLengthHours":12.73123866117943,"dayLengthDisplay":"12 Hours 43 Mins 52 Secs","nightLengthDisplay":"11 Hours 16 Mins 08 Secs","moonriseLocal":"05:30","moonsetLocal":"17:49","rahuKala":{"name":"Rāhu Kāla","start":"17:36","end":"19:11","startHours":17.5952697830109,"endHours":19.186674615658326,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:49","end":"14:25","startHours":12.82105528506861,"endHours":14.41246011771604,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"16:00","end":"17:36","startHours":16.003864950363468,"endHours":17.5952697830109,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:51","startHours":9.426058308754095,"endHours":9.85043293079341,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:59","end":"07:20","startHours":6.985904232028038,"endHours":7.3254039296594895,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:24","end":"13:15","startHours":12.396680663029295,"endHours":13.245429907107924,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:45","end":"05:36","startHours":4.757937466321638,"endHours":5.6066867104002664,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:24","end":"06:27","startHours":5.39449939938061,"endHours":6.4554359544788955,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:57","end":"15:48","startHours":14.942928395265183,"endHours":15.791677639343812,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:59","end":"19:23","startHours":18.986674615658327,"endHours":19.386674615658325,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:11","end":"19:43","startHours":19.186674615658326,"endHours":19.71714289320747,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:56","end":"20:41","startHours":18.936674615658326,"endHours":20.686674615658326,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:24","end":"01:15","startHours":24.396680663029297,"endHours":25.245429907107923,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:27","end":"08:03","startHours":6.4554359544788955,"endHours":8.046840787126325,"quality":"inauspicious"},{"name":"Chala","start":"08:03","end":"09:38","startHours":8.046840787126325,"endHours":9.638245619773754,"quality":"neutral"},{"name":"Labha","start":"09:38","end":"11:14","startHours":9.638245619773754,"endHours":11.229650452421183,"quality":"auspicious"},{"name":"Amṛta","start":"11:14","end":"12:49","startHours":11.229650452421183,"endHours":12.82105528506861,"quality":"auspicious"},{"name":"Kāla","start":"12:49","end":"14:25","startHours":12.82105528506861,"endHours":14.41246011771604,"quality":"inauspicious"},{"name":"Śubha","start":"14:25","end":"16:00","startHours":14.41246011771604,"endHours":16.003864950363468,"quality":"auspicious"},{"name":"Roga","start":"16:00","end":"17:36","startHours":16.003864950363468,"endHours":17.5952697830109,"quality":"inauspicious"},{"name":"Udveg","start":"17:36","end":"19:11","startHours":17.5952697830109,"endHours":19.186674615658326,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:11","end":"20:36","startHours":19.186674615658326,"endHours":20.5952697830109,"quality":"auspicious"},{"name":"Roga","start":"20:36","end":"22:00","startHours":20.5952697830109,"endHours":22.003864950363468,"quality":"inauspicious"},{"name":"Udveg","start":"22:00","end":"23:25","startHours":22.003864950363468,"endHours":23.41246011771604,"quality":"inauspicious"},{"name":"Chala","start":"23:25","end":"00:49","startHours":23.41246011771604,"endHours":24.82105528506861,"quality":"neutral"},{"name":"Labha","start":"00:49","end":"02:14","startHours":24.82105528506861,"endHours":26.229650452421183,"quality":"auspicious"},{"name":"Amṛta","start":"02:14","end":"03:38","startHours":26.229650452421183,"endHours":27.638245619773755,"quality":"auspicious"},{"name":"Kāla","start":"03:38","end":"05:03","startHours":27.638245619773755,"endHours":29.046840787126325,"quality":"inauspicious"},{"name":"Śubha","start":"05:03","end":"06:27","startHours":29.046840787126325,"endHours":30.455435954478894,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:27","end":"07:27","startHours":6.4554359544788955,"endHours":7.4554359544788955,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:27","end":"08:27","startHours":7.4554359544788955,"endHours":8.455435954478896,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:27","end":"09:27","startHours":8.455435954478896,"endHours":9.455435954478896,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:27","end":"10:27","startHours":9.455435954478896,"endHours":10.455435954478896,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:27","end":"11:27","startHours":10.455435954478896,"endHours":11.455435954478896,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:27","end":"12:27","startHours":11.455435954478896,"endHours":12.455435954478896,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:27","end":"13:27","startHours":12.455435954478896,"endHours":13.455435954478896,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:27","end":"14:27","startHours":13.455435954478896,"endHours":14.455435954478896,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:27","end":"15:27","startHours":14.455435954478896,"endHours":15.455435954478896,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:27","end":"16:27","startHours":15.455435954478896,"endHours":16.455435954478894,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:27","end":"17:27","startHours":16.455435954478894,"endHours":17.455435954478894,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:27","end":"18:27","startHours":17.455435954478894,"endHours":18.455435954478894,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:27","end":"19:27","startHours":18.455435954478894,"endHours":19.455435954478894,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:27","end":"20:27","startHours":19.455435954478894,"endHours":20.455435954478894,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:27","end":"21:27","startHours":20.455435954478894,"endHours":21.455435954478894,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:27","end":"22:27","startHours":21.455435954478894,"endHours":22.455435954478894,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:27","end":"23:27","startHours":22.455435954478894,"endHours":23.455435954478894,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:27","end":"00:27","startHours":23.455435954478894,"endHours":24.455435954478894,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:27","end":"01:27","startHours":24.455435954478894,"endHours":25.455435954478894,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:27","end":"02:27","startHours":25.455435954478894,"endHours":26.455435954478894,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:27","end":"03:27","startHours":26.455435954478894,"endHours":27.455435954478894,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:27","end":"04:27","startHours":27.455435954478894,"endHours":28.455435954478894,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:27","end":"05:27","startHours":28.455435954478894,"endHours":29.455435954478894,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:27","end":"06:27","startHours":29.455435954478894,"endHours":30.455435954478894,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.886947487018467,"eotMinutes":0.5058828958834352,"ayanamsa":23.913}},"calendars":{"vikram_samvat":2061,"vikram_samvatsara":"Hemalambī","saka_samvat":1926,"saka_samvatsara":"Tāraṇa","bengali_samvat":1411,"malayalam_era":1180,"nanakshahi_year":535,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Caturdaśī · Vikram 2061 Hemalambī · Śaka 1926 Tāraṇa"},"festivals":[{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 April 18, 2004 CE · Jamnagar, Gujarat · Vidhyamitra","description":"April 18, 2004 CE for Jamnagar, Gujarat: Kṛṣṇa Caturdaśī, sūryodaya 06:27, sūryāsta 19:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/2004-04-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/2004-04-18","sa":"https://sa.vidhyamitra.com/city/jamnagar/2004-04-18","hi":"https://hi.vidhyamitra.com/city/jamnagar/2004-04-18","x-default":"https://vidhyamitra.com/city/jamnagar/2004-04-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T10:30:15.570Z","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":"2026-05-31T10:30:15.570Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T10:30:15.570Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}