{"id":"vidhyamitra:city-day:dwarka:1817-02-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1817-02-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1817-02-17","date_display":"February 17, 1817 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":1817,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384752.770833,"kali_year":4918,"ahargana":1796287.2708,"sun":{"sidereal_longitude":307.3267,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":319.0555,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":11.7288,"elapsed_within_tithi_degrees":11.7288},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":319.0555,"elapsed_within_degrees":12.3889},"yoga":{"number":20,"name":"Śiva","sum_longitude":266.3823},"karana":{"half_tithi_index":1,"name":"Bava"},"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":1817,"month":2,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2384752.770833,"ahargana":1796287.2708,"kali_year":4918,"ayanamsa_lahiri":21.2984,"grahas":{"sun":{"sidereal_longitude":306.78326500000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":316.41866500000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false,"latitude":-4.4828},"mars":{"sidereal_longitude":268.78226500000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":293.72236499999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":229.54626499999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":354.18996500000003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":307.178265,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":44.0561,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":224.0561,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":1817,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384752.770833,"kali_year":4918,"ahargana":1796287.2708,"sun":{"sidereal_longitude":307.3267,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":319.0555,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":11.7288,"elapsed_within_tithi_degrees":11.7288},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":319.0555,"elapsed_within_degrees":12.3889},"yoga":{"number":20,"name":"Śiva","sum_longitude":266.3823},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.483,"elongation":11.729},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.483,"opposition_distance":168.271}},"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":"07:25","sunsetLocal":"18:52","solarNoonLocal":"13:09","dayLengthHours":11.450365373262175,"dayLengthDisplay":"11 Hours 27 Mins 01 Secs","nightLengthDisplay":"12 Hours 32 Mins 59 Secs","moonriseLocal":"07:59","moonsetLocal":"19:35","rahuKala":{"name":"Rāhu Kāla","start":"08:51","end":"10:17","startHours":8.849749124215618,"endHours":10.28104479587339,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:43","end":"13:09","startHours":11.712340467531163,"endHours":13.143636139188935,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:34","end":"16:00","startHours":14.574931810846707,"endHours":16.006227482504478,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:05","end":"10:28","startHours":10.090205372985688,"endHours":10.471884218761094,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:54","end":"08:12","startHours":7.895552009777104,"endHours":8.200895086397429,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:46","end":"13:32","startHours":12.761957293413529,"endHours":13.525314984964341,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:54","end":"06:39","startHours":5.891738069456223,"endHours":6.655095761007035,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:28","end":"07:25","startHours":6.464256338119332,"endHours":7.418453452557847,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:03","end":"15:49","startHours":15.052030368065964,"endHours":15.815388059616776,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:40","end":"19:04","startHours":18.668818825820022,"endHours":19.06881882582002,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:52","end":"19:21","startHours":18.86881882582002,"endHours":19.34591738303928,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:37","end":"20:22","startHours":18.61881882582002,"endHours":20.36881882582002,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:46","end":"01:32","startHours":24.76195729341353,"endHours":25.52531498496434,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:25","end":"08:51","startHours":7.418453452557847,"endHours":8.849749124215618,"quality":"auspicious"},{"name":"Kāla","start":"08:51","end":"10:17","startHours":8.849749124215618,"endHours":10.28104479587339,"quality":"inauspicious"},{"name":"Śubha","start":"10:17","end":"11:43","startHours":10.28104479587339,"endHours":11.712340467531163,"quality":"auspicious"},{"name":"Roga","start":"11:43","end":"13:09","startHours":11.712340467531163,"endHours":13.143636139188935,"quality":"inauspicious"},{"name":"Udveg","start":"13:09","end":"14:34","startHours":13.143636139188935,"endHours":14.574931810846707,"quality":"inauspicious"},{"name":"Chala","start":"14:34","end":"16:00","startHours":14.574931810846707,"endHours":16.006227482504478,"quality":"neutral"},{"name":"Labha","start":"16:00","end":"17:26","startHours":16.006227482504478,"endHours":17.43752315416225,"quality":"auspicious"},{"name":"Amṛta","start":"17:26","end":"18:52","startHours":17.43752315416225,"endHours":18.86881882582002,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:52","end":"20:26","startHours":18.86881882582002,"endHours":20.43752315416225,"quality":"neutral"},{"name":"Labha","start":"20:26","end":"22:00","startHours":20.43752315416225,"endHours":22.006227482504478,"quality":"auspicious"},{"name":"Amṛta","start":"22:00","end":"23:34","startHours":22.006227482504478,"endHours":23.574931810846707,"quality":"auspicious"},{"name":"Kāla","start":"23:34","end":"01:09","startHours":23.574931810846707,"endHours":25.143636139188935,"quality":"inauspicious"},{"name":"Śubha","start":"01:09","end":"02:43","startHours":25.143636139188935,"endHours":26.712340467531163,"quality":"auspicious"},{"name":"Roga","start":"02:43","end":"04:17","startHours":26.712340467531163,"endHours":28.28104479587339,"quality":"inauspicious"},{"name":"Udveg","start":"04:17","end":"05:51","startHours":28.28104479587339,"endHours":29.84974912421562,"quality":"inauspicious"},{"name":"Chala","start":"05:51","end":"07:25","startHours":29.84974912421562,"endHours":31.41845345255785,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:25","end":"08:25","startHours":7.418453452557847,"endHours":8.418453452557847,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:25","end":"09:25","startHours":8.418453452557847,"endHours":9.418453452557847,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:25","end":"10:25","startHours":9.418453452557847,"endHours":10.418453452557847,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:25","end":"11:25","startHours":10.418453452557847,"endHours":11.418453452557847,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:25","end":"12:25","startHours":11.418453452557847,"endHours":12.418453452557847,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:25","end":"13:25","startHours":12.418453452557847,"endHours":13.418453452557847,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:25","end":"14:25","startHours":13.418453452557847,"endHours":14.418453452557847,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:25","end":"15:25","startHours":14.418453452557847,"endHours":15.418453452557847,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:25","end":"16:25","startHours":15.418453452557847,"endHours":16.41845345255785,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:25","end":"17:25","startHours":16.41845345255785,"endHours":17.41845345255785,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:25","end":"18:25","startHours":17.41845345255785,"endHours":18.41845345255785,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:25","end":"19:25","startHours":18.41845345255785,"endHours":19.41845345255785,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:25","end":"20:25","startHours":19.41845345255785,"endHours":20.41845345255785,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:25","end":"21:25","startHours":20.41845345255785,"endHours":21.41845345255785,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:25","end":"22:25","startHours":21.41845345255785,"endHours":22.41845345255785,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:25","end":"23:25","startHours":22.41845345255785,"endHours":23.41845345255785,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:25","end":"00:25","startHours":23.41845345255785,"endHours":24.41845345255785,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:25","end":"01:25","startHours":24.41845345255785,"endHours":25.41845345255785,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:25","end":"02:25","startHours":25.41845345255785,"endHours":26.41845345255785,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:25","end":"03:25","startHours":26.41845345255785,"endHours":27.41845345255785,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:25","end":"04:25","startHours":27.41845345255785,"endHours":28.41845345255785,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:25","end":"05:25","startHours":28.41845345255785,"endHours":29.41845345255785,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:25","end":"06:25","startHours":29.41845345255785,"endHours":30.41845345255785,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:25","end":"07:25","startHours":30.41845345255785,"endHours":31.41845345255785,"planetary_lord":"Venus"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-12.139061704654388,"eotMinutes":-14.492568351336082,"ayanamsa":21.2984}},"calendars":{"vikram_samvat":1874,"vikram_samvatsara":"Vikṛti","saka_samvat":1739,"saka_samvatsara":"Īśvara","bengali_samvat":1224,"malayalam_era":993,"nanakshahi_year":348,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Pratipada · Vikram 1874 Vikṛti · Śaka 1739 Īśvara"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 February 17, 1817 CE · Dvārakā · Vidhyamitra","description":"February 17, 1817 CE for Dvārakā: Śukla Pratipada, sūryodaya 07:25, sūryāsta 18:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1817-02-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1817-02-17","sa":"https://sa.vidhyamitra.com/city/dwarka/1817-02-17","hi":"https://hi.vidhyamitra.com/city/dwarka/1817-02-17","x-default":"https://vidhyamitra.com/city/dwarka/1817-02-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T03:11:01.766Z","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":"2026-06-01T03:11:01.766Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T03:11:01.766Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}