{"id":"vidhyamitra:city-day:dwarka:2186-10-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/2186-10-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2186-10-13","date_display":"October 13, 2186 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":2186,"month":10,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2519765.770833,"kali_year":5288,"ahargana":1931300.2708,"sun":{"sidereal_longitude":172.3139,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":178.4908,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":6.1769,"elapsed_within_tithi_degrees":6.1769},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":178.4908,"elapsed_within_degrees":5.1575},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":350.8047},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2186,"month":10,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2519765.770833,"ahargana":1931300.2708,"kali_year":5288,"ayanamsa_lahiri":26.4622,"grahas":{"sun":{"sidereal_longitude":173.507975,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":177.839475,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false,"latitude":4.4975},"mars":{"sidereal_longitude":116.62007500000004,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":154.03817500000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":260.378775,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":131.22447499999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":155.90007500000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":90.4176,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":270.4176,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"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":2186,"month":10,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2519765.770833,"kali_year":5288,"ahargana":1931300.2708,"sun":{"sidereal_longitude":172.3139,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":178.4908,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":6.1769,"elapsed_within_tithi_degrees":6.1769},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":178.4908,"elapsed_within_degrees":5.1575},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":350.8047},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.497,"elongation":6.177},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.497,"opposition_distance":173.823}},"eclipse_window_40days":[]},"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":"06:49","sunsetLocal":"18:30","solarNoonLocal":"12:40","dayLengthHours":11.69274004621977,"dayLengthDisplay":"11 Hours 41 Mins 34 Secs","nightLengthDisplay":"12 Hours 18 Mins 26 Secs","moonriseLocal":"07:10","moonsetLocal":"18:44","rahuKala":{"name":"Rāhu Kāla","start":"11:12","end":"12:40","startHours":11.199793674087939,"endHours":12.66138617986541,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:35","end":"17:03","startHours":15.584571191420352,"endHours":17.046163697197823,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:17","end":"09:44","startHours":8.276608662532995,"endHours":9.738201168310466,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:33","end":"09:56","startHours":9.543322167540136,"endHours":9.933080169080796,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:37","startHours":7.302213658681348,"endHours":7.614020059913875,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:16","end":"13:03","startHours":12.27162817832475,"endHours":13.05114418140607,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:15","end":"06:02","startHours":5.255984150592888,"endHours":6.035500153674207,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:50","end":"06:49","startHours":5.840621152903877,"endHours":6.815016156755524,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:37","end":"15:23","startHours":14.610176187568705,"endHours":15.389692190650022,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:18","end":"18:42","startHours":18.307756202975295,"endHours":18.707756202975293,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:30","end":"19:00","startHours":18.507756202975294,"endHours":18.994953704901118,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:15","end":"20:00","startHours":18.257756202975294,"endHours":20.007756202975294,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:16","end":"01:03","startHours":24.27162817832475,"endHours":25.05114418140607,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:49","end":"08:17","startHours":6.815016156755524,"endHours":8.276608662532995,"quality":"neutral"},{"name":"Labha","start":"08:17","end":"09:44","startHours":8.276608662532995,"endHours":9.738201168310466,"quality":"auspicious"},{"name":"Amṛta","start":"09:44","end":"11:12","startHours":9.738201168310466,"endHours":11.199793674087939,"quality":"auspicious"},{"name":"Kāla","start":"11:12","end":"12:40","startHours":11.199793674087939,"endHours":12.66138617986541,"quality":"inauspicious"},{"name":"Śubha","start":"12:40","end":"14:07","startHours":12.66138617986541,"endHours":14.122978685642881,"quality":"auspicious"},{"name":"Roga","start":"14:07","end":"15:35","startHours":14.122978685642881,"endHours":15.584571191420352,"quality":"inauspicious"},{"name":"Udveg","start":"15:35","end":"17:03","startHours":15.584571191420352,"endHours":17.046163697197823,"quality":"inauspicious"},{"name":"Chala","start":"17:03","end":"18:30","startHours":17.046163697197823,"endHours":18.507756202975294,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:30","end":"20:03","startHours":18.507756202975294,"endHours":20.046163697197823,"quality":"inauspicious"},{"name":"Udveg","start":"20:03","end":"21:35","startHours":20.046163697197823,"endHours":21.584571191420352,"quality":"inauspicious"},{"name":"Chala","start":"21:35","end":"23:07","startHours":21.584571191420352,"endHours":23.12297868564288,"quality":"neutral"},{"name":"Labha","start":"23:07","end":"00:40","startHours":23.12297868564288,"endHours":24.66138617986541,"quality":"auspicious"},{"name":"Amṛta","start":"00:40","end":"02:12","startHours":24.66138617986541,"endHours":26.19979367408794,"quality":"auspicious"},{"name":"Kāla","start":"02:12","end":"03:44","startHours":26.19979367408794,"endHours":27.738201168310468,"quality":"inauspicious"},{"name":"Śubha","start":"03:44","end":"05:17","startHours":27.738201168310468,"endHours":29.276608662532993,"quality":"auspicious"},{"name":"Roga","start":"05:17","end":"06:49","startHours":29.276608662532993,"endHours":30.815016156755526,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:49","end":"07:49","startHours":6.815016156755524,"endHours":7.815016156755524,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:49","end":"08:49","startHours":7.815016156755524,"endHours":8.815016156755524,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:49","end":"09:49","startHours":8.815016156755524,"endHours":9.815016156755524,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:49","end":"10:49","startHours":9.815016156755524,"endHours":10.815016156755524,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:49","end":"11:49","startHours":10.815016156755524,"endHours":11.815016156755524,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:49","end":"12:49","startHours":11.815016156755524,"endHours":12.815016156755524,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:49","end":"13:49","startHours":12.815016156755524,"endHours":13.815016156755524,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:49","end":"14:49","startHours":13.815016156755524,"endHours":14.815016156755524,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:49","end":"15:49","startHours":14.815016156755524,"endHours":15.815016156755524,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:49","end":"16:49","startHours":15.815016156755524,"endHours":16.815016156755526,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:49","end":"17:49","startHours":16.815016156755526,"endHours":17.815016156755526,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:49","end":"18:49","startHours":17.815016156755526,"endHours":18.815016156755526,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:49","end":"19:49","startHours":18.815016156755526,"endHours":19.815016156755526,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:49","end":"20:49","startHours":19.815016156755526,"endHours":20.815016156755526,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:49","end":"21:49","startHours":20.815016156755526,"endHours":21.815016156755526,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:49","end":"22:49","startHours":21.815016156755526,"endHours":22.815016156755526,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:49","end":"23:49","startHours":22.815016156755526,"endHours":23.815016156755526,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:49","end":"00:49","startHours":23.815016156755526,"endHours":24.815016156755526,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:49","end":"01:49","startHours":24.815016156755526,"endHours":25.815016156755526,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:49","end":"02:49","startHours":25.815016156755526,"endHours":26.815016156755526,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:49","end":"03:49","startHours":26.815016156755526,"endHours":27.815016156755526,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:49","end":"04:49","startHours":27.815016156755526,"endHours":28.815016156755526,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:49","end":"05:49","startHours":28.815016156755526,"endHours":29.815016156755526,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:49","end":"06:49","startHours":29.815016156755526,"endHours":30.815016156755526,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"South-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-7.807076876255469,"eotMinutes":14.442429208075392,"ayanamsa":26.4622}},"calendars":{"vikram_samvat":2243,"vikram_samvatsara":"Vikāri","saka_samvat":2108,"saka_samvatsara":"Vyaya","bengali_samvat":1593,"malayalam_era":1362,"nanakshahi_year":717,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Pratipada · Vikram 2243 Vikāri · Śaka 2108 Vyaya"},"festivals":[{"id":"sharadiya-navratri-start","name":"Śāradīya Navrātri Start","name_sanskrit":"शारदीय नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī Durgā","significance":"Autumn Navrātri begins; Devī Mahiṣāsura-mardinī worship for 9 nights.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":1}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"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 October 13, 2186 CE · Dvārakā · Vidhyamitra","description":"October 13, 2186 CE for Dvārakā: Śukla Pratipada, sūryodaya 06:49, sūryāsta 18:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/2186-10-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/2186-10-13","sa":"https://sa.vidhyamitra.com/city/dwarka/2186-10-13","hi":"https://hi.vidhyamitra.com/city/dwarka/2186-10-13","x-default":"https://vidhyamitra.com/city/dwarka/2186-10-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:44:16.176Z","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":"2026-05-31T23:44:16.176Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:44:16.176Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}