{"id":"vidhyamitra:city-day:dwarka:2201-04-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/2201-04-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2201-04-13","date_display":"April 13, 2201 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":2201,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2525060.770833,"kali_year":5302,"ahargana":1936595.2708,"sun":{"sidereal_longitude":355.782,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":103.7102,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":107.9282,"elapsed_within_tithi_degrees":11.9282},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":103.7102,"elapsed_within_degrees":10.3769},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":99.4922},"karana":{"half_tithi_index":17,"name":"Kaulava"},"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":2201,"month":4,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2525060.770833,"ahargana":1936595.2708,"kali_year":5302,"ayanamsa_lahiri":26.6647,"grahas":{"sun":{"sidereal_longitude":356.104167,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":106.62806699999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false,"latitude":-4.1151},"mars":{"sidereal_longitude":344.385967,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":9.75056699999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":356.568867,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":306.88816700000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":321.69396699999993,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":169.863,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":349.863,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":2201,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2525060.770833,"kali_year":5302,"ahargana":1936595.2708,"sun":{"sidereal_longitude":355.782,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":103.7102,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":107.9282,"elapsed_within_tithi_degrees":11.9282},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":103.7102,"elapsed_within_degrees":10.3769},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":99.4922},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.115,"elongation":107.928},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.115,"opposition_distance":72.072}},"eclipse_window_40days":[{"offset_days":-9,"type":"solar","occurs":true,"moon_latitude":0.487,"elongation":2.818}]},"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"sunriseLocal":"06:37","sunsetLocal":"19:13","solarNoonLocal":"12:55","dayLengthHours":12.608706770733363,"dayLengthDisplay":"12 Hours 36 Mins 31 Secs","nightLengthDisplay":"11 Hours 23 Mins 29 Secs","moonriseLocal":"13:46","moonsetLocal":"02:48","rahuKala":{"name":"Rāhu Kāla","start":"08:11","end":"09:46","startHours":8.186658474803394,"endHours":9.762746821145065,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:20","end":"12:55","startHours":11.338835167486735,"endHours":12.914923513828406,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:29","end":"16:04","startHours":14.491011860170076,"endHours":16.067100206511746,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:33","end":"09:58","startHours":9.552601708299509,"endHours":9.97289193399062,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:08","end":"07:28","startHours":7.135932910575614,"endHours":7.472165091128504,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:30","end":"13:20","startHours":12.494633288137294,"endHours":13.335213739519517,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:56","end":"05:46","startHours":4.929409225697276,"endHours":5.7699896770795,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:34","end":"06:37","startHours":5.559844564233943,"endHours":6.610570128461724,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:01","end":"15:51","startHours":15.016374642283967,"endHours":15.856955093666192,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:01","end":"19:25","startHours":19.019276899195088,"endHours":19.419276899195086,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:13","end":"19:45","startHours":19.219276899195087,"endHours":19.74463968130898,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:58","end":"20:43","startHours":18.969276899195087,"endHours":20.719276899195087,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:30","end":"01:20","startHours":24.494633288137294,"endHours":25.335213739519517,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:37","end":"08:11","startHours":6.610570128461724,"endHours":8.186658474803394,"quality":"auspicious"},{"name":"Kāla","start":"08:11","end":"09:46","startHours":8.186658474803394,"endHours":9.762746821145065,"quality":"inauspicious"},{"name":"Śubha","start":"09:46","end":"11:20","startHours":9.762746821145065,"endHours":11.338835167486735,"quality":"auspicious"},{"name":"Roga","start":"11:20","end":"12:55","startHours":11.338835167486735,"endHours":12.914923513828406,"quality":"inauspicious"},{"name":"Udveg","start":"12:55","end":"14:29","startHours":12.914923513828406,"endHours":14.491011860170076,"quality":"inauspicious"},{"name":"Chala","start":"14:29","end":"16:04","startHours":14.491011860170076,"endHours":16.067100206511746,"quality":"neutral"},{"name":"Labha","start":"16:04","end":"17:39","startHours":16.067100206511746,"endHours":17.643188552853417,"quality":"auspicious"},{"name":"Amṛta","start":"17:39","end":"19:13","startHours":17.643188552853417,"endHours":19.219276899195087,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:13","end":"20:39","startHours":19.219276899195087,"endHours":20.643188552853417,"quality":"neutral"},{"name":"Labha","start":"20:39","end":"22:04","startHours":20.643188552853417,"endHours":22.067100206511746,"quality":"auspicious"},{"name":"Amṛta","start":"22:04","end":"23:29","startHours":22.067100206511746,"endHours":23.491011860170076,"quality":"auspicious"},{"name":"Kāla","start":"23:29","end":"00:55","startHours":23.491011860170076,"endHours":24.914923513828406,"quality":"inauspicious"},{"name":"Śubha","start":"00:55","end":"02:20","startHours":24.914923513828406,"endHours":26.338835167486735,"quality":"auspicious"},{"name":"Roga","start":"02:20","end":"03:46","startHours":26.338835167486735,"endHours":27.762746821145065,"quality":"inauspicious"},{"name":"Udveg","start":"03:46","end":"05:11","startHours":27.762746821145065,"endHours":29.186658474803394,"quality":"inauspicious"},{"name":"Chala","start":"05:11","end":"06:37","startHours":29.186658474803394,"endHours":30.610570128461724,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:37","end":"07:37","startHours":6.610570128461724,"endHours":7.610570128461724,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:37","end":"08:37","startHours":7.610570128461724,"endHours":8.610570128461724,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:37","end":"09:37","startHours":8.610570128461724,"endHours":9.610570128461724,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:37","end":"10:37","startHours":9.610570128461724,"endHours":10.610570128461724,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:37","end":"11:37","startHours":10.610570128461724,"endHours":11.610570128461724,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:37","end":"12:37","startHours":11.610570128461724,"endHours":12.610570128461724,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:37","end":"13:37","startHours":12.610570128461724,"endHours":13.610570128461724,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:37","end":"14:37","startHours":13.610570128461724,"endHours":14.610570128461724,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:37","end":"15:37","startHours":14.610570128461724,"endHours":15.610570128461724,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:37","end":"16:37","startHours":15.610570128461724,"endHours":16.610570128461724,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:37","end":"17:37","startHours":16.610570128461724,"endHours":17.610570128461724,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:37","end":"18:37","startHours":17.610570128461724,"endHours":18.610570128461724,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:37","end":"19:37","startHours":18.610570128461724,"endHours":19.610570128461724,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:37","end":"20:37","startHours":19.610570128461724,"endHours":20.610570128461724,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:37","end":"21:37","startHours":20.610570128461724,"endHours":21.610570128461724,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:37","end":"22:37","startHours":21.610570128461724,"endHours":22.610570128461724,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:37","end":"23:37","startHours":22.610570128461724,"endHours":23.610570128461724,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:37","end":"00:37","startHours":23.610570128461724,"endHours":24.610570128461724,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:37","end":"01:37","startHours":24.610570128461724,"endHours":25.610570128461724,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:37","end":"02:37","startHours":25.610570128461724,"endHours":26.610570128461724,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:37","end":"03:37","startHours":26.610570128461724,"endHours":27.610570128461724,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:37","end":"04:37","startHours":27.610570128461724,"endHours":28.610570128461724,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:37","end":"05:37","startHours":28.610570128461724,"endHours":29.610570128461724,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:37","end":"06:37","startHours":29.610570128461724,"endHours":30.610570128461724,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.854644998103073,"eotMinutes":-0.7698108297043191,"ayanamsa":26.6647}},"calendars":{"vikram_samvat":2258,"vikram_samvatsara":"Ānanda","saka_samvat":2123,"saka_samvatsara":"Plava","bengali_samvat":1608,"malayalam_era":1377,"nanakshahi_year":732,"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 Navamī · Vikram 2258 Ānanda · Śaka 2123 Plava"},"festivals":[{"id":"rama-navami","name":"Rāma Navamī","name_sanskrit":"राम नवमी","tradition":"Vaishnava","associated_deity":"Rāma (18th avatāra of Krishna)","deity_avatara_index":18,"significance":"Bhagavān Rāma's birth at Ayodhyā. Sūryavaṃśa's most exalted moment.","vrata":true,"primary_observance":"Madhyāhna (noon) abhiṣekam in Ayodhyā tradition","detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":1,"related_chart":"rama","historical_anchor":{"event":"Bhagavān Rāma's birth at Ayodhyā","date_julian":"-1626101-04-03","location":"Ayodhyā"},"sources":["Vālmīki Rāmāyaṇa, Bāla-Kāṇḍa 1.18"]}],"todays_walk":{"walk":{"id":"rama-navami-walk","name":"Rāma Navamī Walk","name_sanskrit":"राम नवमी यात्रा","type":"festival","description":"Vālmīki Bāla-Kāṇḍa selections + BG 4.7-8 (avatāra principle).","step_count":9,"url":"/walk/rama-navami-walk"},"reason":"Today is Rāma Navamī — its dedicated 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":"dwarka"},"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, 2201 CE · Dvārakā · Vidhyamitra","description":"April 13, 2201 CE for Dvārakā: Śukla Navamī, sūryodaya 06:37, sūryāsta 19:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/2201-04-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/2201-04-13","sa":"https://sa.vidhyamitra.com/city/dwarka/2201-04-13","hi":"https://hi.vidhyamitra.com/city/dwarka/2201-04-13","x-default":"https://vidhyamitra.com/city/dwarka/2201-04-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T04:57:19.296Z","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":"2026-06-02T04:57:19.296Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T04:57:19.296Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}