{"id":"vidhyamitra:city-day:dwarka:1675-02-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1675-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1675-02-28","date_display":"February 28, 1675 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":1675,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2332899.770833,"kali_year":4776,"ahargana":1744434.2708,"sun":{"sidereal_longitude":321.1815,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":1.4363,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":40.2548,"elapsed_within_tithi_degrees":4.2548},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":1.4363,"elapsed_within_degrees":1.4363},"yoga":{"number":25,"name":"Brahma","sum_longitude":322.6178},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1675,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2332899.770833,"ahargana":1744434.2708,"kali_year":4776,"ayanamsa_lahiri":19.3153,"grahas":{"sun":{"sidereal_longitude":320.26783,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":357.30553,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":4.5},"mars":{"sidereal_longitude":52.210429999999974,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":321.18552999999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":242.66253000000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"venus":{"sidereal_longitude":295.77882999999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":9.963729999999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":271.4775,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":91.4775,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","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":1675,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2332899.770833,"kali_year":4776,"ahargana":1744434.2708,"sun":{"sidereal_longitude":321.1815,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":1.4363,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":40.2548,"elapsed_within_tithi_degrees":4.2548},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":1.4363,"elapsed_within_degrees":1.4363},"yoga":{"number":25,"name":"Brahma","sum_longitude":322.6178},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.5,"elongation":40.255},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.5,"opposition_distance":139.745}},"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":"07:17","sunsetLocal":"18:58","solarNoonLocal":"13:07","dayLengthHours":11.683427658409249,"dayLengthDisplay":"11 Hours 41 Mins 00 Secs","nightLengthDisplay":"12 Hours 19 Mins 00 Secs","moonriseLocal":"09:22","moonsetLocal":"21:49","rahuKala":{"name":"Rāhu Kāla","start":"14:35","end":"16:03","startHours":14.582906104401614,"endHours":16.04333456170277,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:17","end":"08:44","startHours":7.280763817895833,"endHours":8.741192275196989,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:12","end":"11:40","startHours":10.201620732498146,"endHours":11.662049189799301,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:00","end":"10:24","startHours":10.006896938191325,"endHours":10.396344526804967,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:46","end":"08:05","startHours":7.767573303662886,"endHours":8.0791313745538,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:44","end":"13:31","startHours":12.733030058486817,"endHours":13.5119252357141,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:43","end":"06:30","startHours":5.722973463441266,"endHours":6.50186864066855,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:18","end":"07:17","startHours":6.307144846361729,"endHours":7.280763817895833,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:04","end":"15:51","startHours":15.069715590168666,"endHours":15.84861076739595,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:46","end":"19:10","startHours":18.764191476305083,"endHours":19.16419147630508,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:58","end":"19:27","startHours":18.964191476305082,"endHours":19.451000962072133,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:43","end":"20:28","startHours":18.714191476305082,"endHours":20.464191476305082,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:44","end":"01:31","startHours":24.73303005848682,"endHours":25.511925235714102,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:17","end":"08:44","startHours":7.280763817895833,"endHours":8.741192275196989,"quality":"auspicious"},{"name":"Roga","start":"08:44","end":"10:12","startHours":8.741192275196989,"endHours":10.201620732498146,"quality":"inauspicious"},{"name":"Udveg","start":"10:12","end":"11:40","startHours":10.201620732498146,"endHours":11.662049189799301,"quality":"inauspicious"},{"name":"Chala","start":"11:40","end":"13:07","startHours":11.662049189799301,"endHours":13.122477647100457,"quality":"neutral"},{"name":"Labha","start":"13:07","end":"14:35","startHours":13.122477647100457,"endHours":14.582906104401614,"quality":"auspicious"},{"name":"Amṛta","start":"14:35","end":"16:03","startHours":14.582906104401614,"endHours":16.04333456170277,"quality":"auspicious"},{"name":"Kāla","start":"16:03","end":"17:30","startHours":16.04333456170277,"endHours":17.503763019003927,"quality":"inauspicious"},{"name":"Śubha","start":"17:30","end":"18:58","startHours":17.503763019003927,"endHours":18.964191476305082,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:58","end":"20:30","startHours":18.964191476305082,"endHours":20.503763019003927,"quality":"auspicious"},{"name":"Kāla","start":"20:30","end":"22:03","startHours":20.503763019003927,"endHours":22.04333456170277,"quality":"inauspicious"},{"name":"Śubha","start":"22:03","end":"23:35","startHours":22.04333456170277,"endHours":23.582906104401616,"quality":"auspicious"},{"name":"Roga","start":"23:35","end":"01:07","startHours":23.582906104401616,"endHours":25.122477647100457,"quality":"inauspicious"},{"name":"Udveg","start":"01:07","end":"02:40","startHours":25.122477647100457,"endHours":26.6620491897993,"quality":"inauspicious"},{"name":"Chala","start":"02:40","end":"04:12","startHours":26.6620491897993,"endHours":28.201620732498146,"quality":"neutral"},{"name":"Labha","start":"04:12","end":"05:44","startHours":28.201620732498146,"endHours":29.741192275196987,"quality":"auspicious"},{"name":"Amṛta","start":"05:44","end":"07:17","startHours":29.741192275196987,"endHours":31.28076381789583,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:17","end":"08:17","startHours":7.280763817895833,"endHours":8.280763817895833,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:17","end":"09:17","startHours":8.280763817895833,"endHours":9.280763817895833,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:17","end":"10:17","startHours":9.280763817895833,"endHours":10.280763817895833,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:17","end":"11:17","startHours":10.280763817895833,"endHours":11.280763817895833,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:17","end":"12:17","startHours":11.280763817895833,"endHours":12.280763817895833,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:17","end":"13:17","startHours":12.280763817895833,"endHours":13.280763817895833,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:17","end":"14:17","startHours":13.280763817895833,"endHours":14.280763817895833,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:17","end":"15:17","startHours":14.280763817895833,"endHours":15.280763817895833,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:17","end":"16:17","startHours":15.280763817895833,"endHours":16.28076381789583,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:17","end":"17:17","startHours":16.28076381789583,"endHours":17.28076381789583,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:17","end":"18:17","startHours":17.28076381789583,"endHours":18.28076381789583,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:17","end":"19:17","startHours":18.28076381789583,"endHours":19.28076381789583,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:17","end":"20:17","startHours":19.28076381789583,"endHours":20.28076381789583,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:17","end":"21:17","startHours":20.28076381789583,"endHours":21.28076381789583,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:17","end":"22:17","startHours":21.28076381789583,"endHours":22.28076381789583,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:17","end":"23:17","startHours":22.28076381789583,"endHours":23.28076381789583,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:17","end":"00:17","startHours":23.28076381789583,"endHours":24.28076381789583,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:17","end":"01:17","startHours":24.28076381789583,"endHours":25.28076381789583,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:17","end":"02:17","startHours":25.28076381789583,"endHours":26.28076381789583,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:17","end":"03:17","startHours":26.28076381789583,"endHours":27.28076381789583,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:17","end":"04:17","startHours":27.28076381789583,"endHours":28.28076381789583,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:17","end":"05:17","startHours":28.28076381789583,"endHours":29.28076381789583,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:17","end":"06:17","startHours":29.28076381789583,"endHours":30.28076381789583,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:17","end":"07:17","startHours":30.28076381789583,"endHours":31.28076381789583,"planetary_lord":"Moon"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-7.975414992760981,"eotMinutes":-13.223058826027486,"ayanamsa":19.3153}},"calendars":{"vikram_samvat":1732,"vikram_samvatsara":"Vibhava","saka_samvat":1597,"saka_samvatsara":"Rākṣasa","bengali_samvat":1082,"malayalam_era":851,"nanakshahi_year":206,"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 Caturthī · Vikram 1732 Vibhava · Śaka 1597 Rākṣasa"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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":"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 28, 1675 CE · Dvārakā · Vidhyamitra","description":"February 28, 1675 CE for Dvārakā: Śukla Caturthī, sūryodaya 07:17, sūryāsta 18:58.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1675-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1675-02-28","sa":"https://sa.vidhyamitra.com/city/dwarka/1675-02-28","hi":"https://hi.vidhyamitra.com/city/dwarka/1675-02-28","x-default":"https://vidhyamitra.com/city/dwarka/1675-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T03:49:37.003Z","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":"2026-06-04T03:49:37.003Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T03:49:37.003Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}