{"id":"vidhyamitra:city-day:bhavnagar:2002-04-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/bhavnagar/2002-04-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-04-13","date_display":"April 13, 2002 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":2002,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452377.770833,"kali_year":5103,"ahargana":1863912.2708,"sun":{"sidereal_longitude":359.1985,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":2.3935,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":3.195,"elapsed_within_tithi_degrees":3.195},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":2.3935,"elapsed_within_degrees":2.3935},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":1.5921},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2002,"month":4,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452377.770833,"ahargana":1863912.2708,"kali_year":5103,"ayanamsa_lahiri":23.8849,"grahas":{"sun":{"sidereal_longitude":359.066792,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":1.682992000000013,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":-3.8385},"mars":{"sidereal_longitude":35.651692000000025,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":5.189491999999973,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":74.40739199999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":20.588092000000017,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":47.587492,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":60.9581,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":240.9581,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":2002,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452377.770833,"kali_year":5103,"ahargana":1863912.2708,"sun":{"sidereal_longitude":359.1985,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":2.3935,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":3.195,"elapsed_within_tithi_degrees":3.195},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":2.3935,"elapsed_within_degrees":2.3935},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":1.5921},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.838,"elongation":3.195},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.838,"opposition_distance":176.805}},"eclipse_window_40days":[]},"city":{"slug":"bhavnagar","name":"Bhavnagar, Gujarat","lat":21.7645,"lon":72.1519,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"bhavnagar","name":"Bhavnagar, Gujarat","lat":21.7645,"lon":72.1519,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"sunriseLocal":"06:24","sunsetLocal":"19:00","solarNoonLocal":"12:42","dayLengthHours":12.600523637995842,"dayLengthDisplay":"12 Hours 36 Mins 02 Secs","nightLengthDisplay":"11 Hours 23 Mins 58 Secs","moonriseLocal":"06:34","moonsetLocal":"19:11","rahuKala":{"name":"Rāhu Kāla","start":"09:33","end":"11:08","startHours":9.552572604329445,"endHours":11.127638059078926,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:17","end":"15:51","startHours":14.277768968577886,"endHours":15.852834423327366,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:24","end":"07:59","startHours":6.402441694830485,"endHours":7.977507149579965,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:46","startHours":9.342563877029516,"endHours":9.762581331629377,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:56","end":"07:16","startHours":6.927463513080312,"endHours":7.263477476760201,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:17","end":"13:07","startHours":12.282686059228546,"endHours":13.122720968428268,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:43","end":"05:34","startHours":4.72237187643104,"endHours":5.562406785630762,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:21","end":"06:24","startHours":5.352398058330832,"endHours":6.402441694830485,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:48","end":"15:39","startHours":14.802790786827714,"endHours":15.642825696027437,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:48","end":"19:12","startHours":18.80296533282633,"endHours":19.202965332826327,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:00","end":"19:32","startHours":19.002965332826328,"endHours":19.527987151076154,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:45","end":"20:30","startHours":18.752965332826328,"endHours":20.502965332826328,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:17","end":"01:07","startHours":24.282686059228546,"endHours":25.12272096842827,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:24","end":"07:59","startHours":6.402441694830485,"endHours":7.977507149579965,"quality":"inauspicious"},{"name":"Śubha","start":"07:59","end":"09:33","startHours":7.977507149579965,"endHours":9.552572604329445,"quality":"auspicious"},{"name":"Roga","start":"09:33","end":"11:08","startHours":9.552572604329445,"endHours":11.127638059078926,"quality":"inauspicious"},{"name":"Udveg","start":"11:08","end":"12:42","startHours":11.127638059078926,"endHours":12.702703513828407,"quality":"inauspicious"},{"name":"Chala","start":"12:42","end":"14:17","startHours":12.702703513828407,"endHours":14.277768968577886,"quality":"neutral"},{"name":"Labha","start":"14:17","end":"15:51","startHours":14.277768968577886,"endHours":15.852834423327366,"quality":"auspicious"},{"name":"Amṛta","start":"15:51","end":"17:26","startHours":15.852834423327366,"endHours":17.427899878076847,"quality":"auspicious"},{"name":"Kāla","start":"17:26","end":"19:00","startHours":17.427899878076847,"endHours":19.002965332826328,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:00","end":"20:26","startHours":19.002965332826328,"endHours":20.427899878076847,"quality":"auspicious"},{"name":"Amṛta","start":"20:26","end":"21:51","startHours":20.427899878076847,"endHours":21.852834423327366,"quality":"auspicious"},{"name":"Kāla","start":"21:51","end":"23:17","startHours":21.852834423327366,"endHours":23.277768968577888,"quality":"inauspicious"},{"name":"Śubha","start":"23:17","end":"00:42","startHours":23.277768968577888,"endHours":24.702703513828407,"quality":"auspicious"},{"name":"Roga","start":"00:42","end":"02:08","startHours":24.702703513828407,"endHours":26.127638059078926,"quality":"inauspicious"},{"name":"Udveg","start":"02:08","end":"03:33","startHours":26.127638059078926,"endHours":27.55257260432945,"quality":"inauspicious"},{"name":"Chala","start":"03:33","end":"04:59","startHours":27.55257260432945,"endHours":28.977507149579967,"quality":"neutral"},{"name":"Labha","start":"04:59","end":"06:24","startHours":28.977507149579967,"endHours":30.402441694830486,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:24","end":"07:24","startHours":6.402441694830485,"endHours":7.402441694830485,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:24","end":"08:24","startHours":7.402441694830485,"endHours":8.402441694830486,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:24","end":"09:24","startHours":8.402441694830486,"endHours":9.402441694830486,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:24","end":"10:24","startHours":9.402441694830486,"endHours":10.402441694830486,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:24","end":"11:24","startHours":10.402441694830486,"endHours":11.402441694830486,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:24","end":"12:24","startHours":11.402441694830486,"endHours":12.402441694830486,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:24","end":"13:24","startHours":12.402441694830486,"endHours":13.402441694830486,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:24","end":"14:24","startHours":13.402441694830486,"endHours":14.402441694830486,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:24","end":"15:24","startHours":14.402441694830486,"endHours":15.402441694830486,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:24","end":"16:24","startHours":15.402441694830486,"endHours":16.402441694830486,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:24","end":"17:24","startHours":16.402441694830486,"endHours":17.402441694830486,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:24","end":"18:24","startHours":17.402441694830486,"endHours":18.402441694830486,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:24","end":"19:24","startHours":18.402441694830486,"endHours":19.402441694830486,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:24","end":"20:24","startHours":19.402441694830486,"endHours":20.402441694830486,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:24","end":"21:24","startHours":20.402441694830486,"endHours":21.402441694830486,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:24","end":"22:24","startHours":21.402441694830486,"endHours":22.402441694830486,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:24","end":"23:24","startHours":22.402441694830486,"endHours":23.402441694830486,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:24","end":"00:24","startHours":23.402441694830486,"endHours":24.402441694830486,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:24","end":"01:24","startHours":24.402441694830486,"endHours":25.402441694830486,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:24","end":"02:24","startHours":25.402441694830486,"endHours":26.402441694830486,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:24","end":"03:24","startHours":26.402441694830486,"endHours":27.402441694830486,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:24","end":"04:24","startHours":27.402441694830486,"endHours":28.402441694830486,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:24","end":"05:24","startHours":28.402441694830486,"endHours":29.402441694830486,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:24","end":"06:24","startHours":29.402441694830486,"endHours":30.402441694830486,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.922463421096632,"eotMinutes":-0.7698108297043191,"ayanamsa":23.8849}},"calendars":{"vikram_samvat":2059,"vikram_samvatsara":"Manmatha","saka_samvat":1924,"saka_samvatsara":"Citrabhānu","bengali_samvat":1409,"malayalam_era":1178,"nanakshahi_year":533,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Pratipada · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"festivals":[{"id":"chaitra-navratri-start","name":"Caitra Navrātri Start (Gudhi Padwā)","name_sanskrit":"चैत्र नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī Durgā (9 forms over 9 nights)","significance":"Spring Navrātri begins; Vasanta-pakṣa Devī worship. Maharashtra: Gudhi Padwā. South: Ugadi. Sindhi: Cheti Chand.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":1}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"bhavnagar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 13, 2002 CE · Bhavnagar, Gujarat · Vidhyamitra","description":"April 13, 2002 CE for Bhavnagar, Gujarat: Śukla Pratipada, sūryodaya 06:24, sūryāsta 19:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/bhavnagar/2002-04-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/bhavnagar/2002-04-13","sa":"https://sa.vidhyamitra.com/city/bhavnagar/2002-04-13","hi":"https://hi.vidhyamitra.com/city/bhavnagar/2002-04-13","x-default":"https://vidhyamitra.com/city/bhavnagar/2002-04-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T17:04:24.725Z","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":"2026-06-02T17:04:24.725Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T17:04:24.725Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}