{"id":"vidhyamitra:city-day:dwarka:1983-02-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1983-02-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1983-02-20","date_display":"February 20, 1983 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":1983,"month":2,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445385.770833,"kali_year":5084,"ahargana":1856920.2708,"sun":{"sidereal_longitude":307.3737,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":31.7887,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":84.415,"elapsed_within_tithi_degrees":0.415},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":31.7887,"elapsed_within_degrees":5.1221},"yoga":{"number":26,"name":"Indra","sum_longitude":339.1625},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1983,"month":2,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445385.770833,"ahargana":1856920.2708,"kali_year":5084,"ayanamsa_lahiri":23.6174,"grahas":{"sun":{"sidereal_longitude":307.213838,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":28.56683800000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false,"latitude":-2.869},"mars":{"sidereal_longitude":332.7717379999999,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":283.91603800000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":226.118338,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":333.10893799999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":190.46033799999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":71.4279,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":251.4279,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":1983,"month":2,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445385.770833,"kali_year":5084,"ahargana":1856920.2708,"sun":{"sidereal_longitude":307.3737,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":31.7887,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":84.415,"elapsed_within_tithi_degrees":0.415},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":31.7887,"elapsed_within_degrees":5.1221},"yoga":{"number":26,"name":"Indra","sum_longitude":339.1625},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.869,"elongation":84.415},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.869,"opposition_distance":95.585}},"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":"07:23","sunsetLocal":"18:54","solarNoonLocal":"13:08","dayLengthHours":11.50472762512426,"dayLengthDisplay":"11 Hours 30 Mins 17 Secs","nightLengthDisplay":"12 Hours 29 Mins 43 Secs","moonriseLocal":"12:00","moonsetLocal":"01:08","rahuKala":{"name":"Rāhu Kāla","start":"17:27","end":"18:54","startHours":17.4544219435003,"endHours":18.892512896640834,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:08","end":"14:35","startHours":13.140149084078704,"endHours":14.578240037219235,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"16:01","end":"17:27","startHours":16.01633099035977,"endHours":17.4544219435003,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:04","end":"10:27","startHours":10.0722217173789,"endHours":10.455712638216376,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:52","end":"08:10","startHours":7.867148922563417,"endHours":8.173941659233398,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:45","end":"13:31","startHours":12.756658163241228,"endHours":13.52364000491618,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:51","end":"06:37","startHours":5.853821588166671,"endHours":6.620803429841622,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:26","end":"07:23","startHours":6.429057969422884,"endHours":7.387785271516573,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:03","end":"15:49","startHours":15.05760368826608,"endHours":15.824585529941032,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:42","end":"19:06","startHours":18.692512896640835,"endHours":19.092512896640834,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:54","end":"19:22","startHours":18.892512896640834,"endHours":19.371876547687677,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:39","end":"20:24","startHours":18.642512896640834,"endHours":20.392512896640834,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:45","end":"01:31","startHours":24.75665816324123,"endHours":25.523640004916178,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:23","end":"08:50","startHours":7.387785271516573,"endHours":8.825876224657105,"quality":"inauspicious"},{"name":"Chala","start":"08:50","end":"10:16","startHours":8.825876224657105,"endHours":10.263967177797639,"quality":"neutral"},{"name":"Labha","start":"10:16","end":"11:42","startHours":10.263967177797639,"endHours":11.70205813093817,"quality":"auspicious"},{"name":"Amṛta","start":"11:42","end":"13:08","startHours":11.70205813093817,"endHours":13.140149084078704,"quality":"auspicious"},{"name":"Kāla","start":"13:08","end":"14:35","startHours":13.140149084078704,"endHours":14.578240037219235,"quality":"inauspicious"},{"name":"Śubha","start":"14:35","end":"16:01","startHours":14.578240037219235,"endHours":16.01633099035977,"quality":"auspicious"},{"name":"Roga","start":"16:01","end":"17:27","startHours":16.01633099035977,"endHours":17.4544219435003,"quality":"inauspicious"},{"name":"Udveg","start":"17:27","end":"18:54","startHours":17.4544219435003,"endHours":18.892512896640834,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:54","end":"20:27","startHours":18.892512896640834,"endHours":20.4544219435003,"quality":"auspicious"},{"name":"Roga","start":"20:27","end":"22:01","startHours":20.4544219435003,"endHours":22.01633099035977,"quality":"inauspicious"},{"name":"Udveg","start":"22:01","end":"23:35","startHours":22.01633099035977,"endHours":23.57824003721924,"quality":"inauspicious"},{"name":"Chala","start":"23:35","end":"01:08","startHours":23.57824003721924,"endHours":25.140149084078704,"quality":"neutral"},{"name":"Labha","start":"01:08","end":"02:42","startHours":25.140149084078704,"endHours":26.70205813093817,"quality":"auspicious"},{"name":"Amṛta","start":"02:42","end":"04:16","startHours":26.70205813093817,"endHours":28.26396717779764,"quality":"auspicious"},{"name":"Kāla","start":"04:16","end":"05:50","startHours":28.26396717779764,"endHours":29.825876224657108,"quality":"inauspicious"},{"name":"Śubha","start":"05:50","end":"07:23","startHours":29.825876224657108,"endHours":31.387785271516574,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:23","end":"08:23","startHours":7.387785271516573,"endHours":8.387785271516574,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:23","end":"09:23","startHours":8.387785271516574,"endHours":9.387785271516574,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:23","end":"10:23","startHours":9.387785271516574,"endHours":10.387785271516574,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:23","end":"11:23","startHours":10.387785271516574,"endHours":11.387785271516574,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:23","end":"12:23","startHours":11.387785271516574,"endHours":12.387785271516574,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:23","end":"13:23","startHours":12.387785271516574,"endHours":13.387785271516574,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:23","end":"14:23","startHours":13.387785271516574,"endHours":14.387785271516574,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:23","end":"15:23","startHours":14.387785271516574,"endHours":15.387785271516574,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:23","end":"16:23","startHours":15.387785271516574,"endHours":16.387785271516574,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:23","end":"17:23","startHours":16.387785271516574,"endHours":17.387785271516574,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:23","end":"18:23","startHours":17.387785271516574,"endHours":18.387785271516574,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:23","end":"19:23","startHours":18.387785271516574,"endHours":19.387785271516574,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:23","end":"20:23","startHours":19.387785271516574,"endHours":20.387785271516574,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:23","end":"21:23","startHours":20.387785271516574,"endHours":21.387785271516574,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:23","end":"22:23","startHours":21.387785271516574,"endHours":22.387785271516574,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:23","end":"23:23","startHours":22.387785271516574,"endHours":23.387785271516574,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:23","end":"00:23","startHours":23.387785271516574,"endHours":24.387785271516574,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:23","end":"01:23","startHours":24.387785271516574,"endHours":25.387785271516574,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:23","end":"02:23","startHours":25.387785271516574,"endHours":26.387785271516574,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:23","end":"03:23","startHours":26.387785271516574,"endHours":27.387785271516574,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:23","end":"04:23","startHours":27.387785271516574,"endHours":28.387785271516574,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:23","end":"05:23","startHours":28.387785271516574,"endHours":29.387785271516574,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:23","end":"06:23","startHours":29.387785271516574,"endHours":30.387785271516574,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:23","end":"07:23","startHours":30.387785271516574,"endHours":31.387785271516574,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","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":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Dhūmra","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":-11.17745259301645,"eotMinutes":-14.28334504472219,"ayanamsa":23.6174}},"calendars":{"vikram_samvat":2040,"vikram_samvatsara":"Dhātṛ","saka_samvat":1905,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1390,"malayalam_era":1159,"nanakshahi_year":514,"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 Aṣṭamī · Vikram 2040 Dhātṛ · Śaka 1905 Rudhirodgāri"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī + Kṛttikā","url":"/day/-3137-12-25","relevance":1},{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","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 20, 1983 CE · Dvārakā · Vidhyamitra","description":"February 20, 1983 CE for Dvārakā: Śukla Aṣṭamī, sūryodaya 07:23, sūryāsta 18:54.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1983-02-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1983-02-20","sa":"https://sa.vidhyamitra.com/city/dwarka/1983-02-20","hi":"https://hi.vidhyamitra.com/city/dwarka/1983-02-20","x-default":"https://vidhyamitra.com/city/dwarka/1983-02-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T09:50:15.220Z","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":"2026-06-02T09:50:15.220Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T09:50:15.220Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}