{"id":"vidhyamitra:city-day:dwarka:1920-02-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1920-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1920-02-28","date_display":"February 28, 1920 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":1920,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422382.770833,"kali_year":5021,"ahargana":1833917.2708,"sun":{"sidereal_longitude":315.7567,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":60.4734,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":104.7167,"elapsed_within_tithi_degrees":8.7167},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":60.4734,"elapsed_within_degrees":7.14},"yoga":{"number":2,"name":"Prīti","sum_longitude":16.2301},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1920,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2422382.770833,"ahargana":1833917.2708,"kali_year":5021,"ayanamsa_lahiri":22.7377,"grahas":{"sun":{"sidereal_longitude":315.421822,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":59.13292200000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false,"latitude":-2.2643},"mars":{"sidereal_longitude":195.94332199999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":333.416022,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":107.72302200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":284.365322,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":136.02162199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":210.2376,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":30.2376,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":1920,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422382.770833,"kali_year":5021,"ahargana":1833917.2708,"sun":{"sidereal_longitude":315.7567,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":60.4734,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":104.7167,"elapsed_within_tithi_degrees":8.7167},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":60.4734,"elapsed_within_degrees":7.14},"yoga":{"number":2,"name":"Prīti","sum_longitude":16.2301},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.264,"elongation":104.717},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.264,"opposition_distance":75.283}},"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":"07:18","sunsetLocal":"18:57","solarNoonLocal":"13:07","dayLengthHours":11.653858568151426,"dayLengthDisplay":"11 Hours 39 Mins 14 Secs","nightLengthDisplay":"12 Hours 20 Mins 46 Secs","moonriseLocal":"13:19","moonsetLocal":"02:45","rahuKala":{"name":"Rāhu Kāla","start":"10:13","end":"11:40","startHours":10.209013005062602,"endHours":11.66574532608153,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:35","end":"16:02","startHours":14.579209968119386,"endHours":16.035942289138312,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:18","end":"08:45","startHours":7.295548363024745,"endHours":8.752280684043672,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:01","end":"10:24","startHours":10.014782028926744,"endHours":10.403243981198457,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:47","end":"08:06","startHours":7.781125803364388,"endHours":8.09189536518176,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:44","end":"13:31","startHours":12.734015694828745,"endHours":13.510939599372172,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:45","end":"06:31","startHours":5.741700553937887,"endHours":6.518624458481316,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:19","end":"07:18","startHours":6.324393482345459,"endHours":7.295548363024745,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:04","end":"15:51","startHours":15.06478740845903,"endHours":15.841711313002458,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:45","end":"19:09","startHours":18.74940693117617,"endHours":19.14940693117617,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:57","end":"19:26","startHours":18.94940693117617,"endHours":19.434984371515814,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:42","end":"20:27","startHours":18.69940693117617,"endHours":20.44940693117617,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:44","end":"01:31","startHours":24.734015694828745,"endHours":25.510939599372175,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:18","end":"08:45","startHours":7.295548363024745,"endHours":8.752280684043672,"quality":"inauspicious"},{"name":"Śubha","start":"08:45","end":"10:13","startHours":8.752280684043672,"endHours":10.209013005062602,"quality":"auspicious"},{"name":"Roga","start":"10:13","end":"11:40","startHours":10.209013005062602,"endHours":11.66574532608153,"quality":"inauspicious"},{"name":"Udveg","start":"11:40","end":"13:07","startHours":11.66574532608153,"endHours":13.122477647100457,"quality":"inauspicious"},{"name":"Chala","start":"13:07","end":"14:35","startHours":13.122477647100457,"endHours":14.579209968119386,"quality":"neutral"},{"name":"Labha","start":"14:35","end":"16:02","startHours":14.579209968119386,"endHours":16.035942289138312,"quality":"auspicious"},{"name":"Amṛta","start":"16:02","end":"17:30","startHours":16.035942289138312,"endHours":17.492674610157245,"quality":"auspicious"},{"name":"Kāla","start":"17:30","end":"18:57","startHours":17.492674610157245,"endHours":18.94940693117617,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:57","end":"20:30","startHours":18.94940693117617,"endHours":20.49267461015724,"quality":"auspicious"},{"name":"Amṛta","start":"20:30","end":"22:02","startHours":20.49267461015724,"endHours":22.035942289138315,"quality":"auspicious"},{"name":"Kāla","start":"22:02","end":"23:35","startHours":22.035942289138315,"endHours":23.579209968119386,"quality":"inauspicious"},{"name":"Śubha","start":"23:35","end":"01:07","startHours":23.579209968119386,"endHours":25.122477647100457,"quality":"auspicious"},{"name":"Roga","start":"01:07","end":"02:40","startHours":25.122477647100457,"endHours":26.665745326081527,"quality":"inauspicious"},{"name":"Udveg","start":"02:40","end":"04:13","startHours":26.665745326081527,"endHours":28.2090130050626,"quality":"inauspicious"},{"name":"Chala","start":"04:13","end":"05:45","startHours":28.2090130050626,"endHours":29.752280684043672,"quality":"neutral"},{"name":"Labha","start":"05:45","end":"07:18","startHours":29.752280684043672,"endHours":31.295548363024743,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:18","end":"08:18","startHours":7.295548363024745,"endHours":8.295548363024745,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:18","end":"09:18","startHours":8.295548363024745,"endHours":9.295548363024745,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:18","end":"10:18","startHours":9.295548363024745,"endHours":10.295548363024745,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:18","end":"11:18","startHours":10.295548363024745,"endHours":11.295548363024745,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:18","end":"12:18","startHours":11.295548363024745,"endHours":12.295548363024745,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:18","end":"13:18","startHours":12.295548363024745,"endHours":13.295548363024745,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:18","end":"14:18","startHours":13.295548363024745,"endHours":14.295548363024745,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:18","end":"15:18","startHours":14.295548363024745,"endHours":15.295548363024745,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:18","end":"16:18","startHours":15.295548363024745,"endHours":16.295548363024743,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:18","end":"17:18","startHours":16.295548363024743,"endHours":17.295548363024743,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:18","end":"18:18","startHours":17.295548363024743,"endHours":18.295548363024743,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:18","end":"19:18","startHours":18.295548363024743,"endHours":19.295548363024743,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:18","end":"20:18","startHours":19.295548363024743,"endHours":20.295548363024743,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:18","end":"21:18","startHours":20.295548363024743,"endHours":21.295548363024743,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:18","end":"22:18","startHours":21.295548363024743,"endHours":22.295548363024743,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:18","end":"23:18","startHours":22.295548363024743,"endHours":23.295548363024743,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:18","end":"00:18","startHours":23.295548363024743,"endHours":24.295548363024743,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:18","end":"01:18","startHours":24.295548363024743,"endHours":25.295548363024743,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:18","end":"02:18","startHours":25.295548363024743,"endHours":26.295548363024743,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:18","end":"03:18","startHours":26.295548363024743,"endHours":27.295548363024743,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:18","end":"04:18","startHours":27.295548363024743,"endHours":28.295548363024743,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:18","end":"05:18","startHours":28.295548363024743,"endHours":29.295548363024743,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:18","end":"06:18","startHours":29.295548363024743,"endHours":30.295548363024743,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:18","end":"07:18","startHours":30.295548363024743,"endHours":31.295548363024743,"planetary_lord":"Mercury"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.509065811145106,"eotMinutes":-13.223058826027486,"ayanamsa":22.7377}},"calendars":{"vikram_samvat":1977,"vikram_samvatsara":"Śrīmukha","saka_samvat":1842,"saka_samvatsara":"Raudra","bengali_samvat":1327,"malayalam_era":1096,"nanakshahi_year":451,"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 Navamī · Vikram 1977 Śrīmukha · Śaka 1842 Raudra"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's 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 February 28, 1920 CE · Dvārakā · Vidhyamitra","description":"February 28, 1920 CE for Dvārakā: Śukla Navamī, sūryodaya 07:18, sūryāsta 18:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1920-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1920-02-28","sa":"https://sa.vidhyamitra.com/city/dwarka/1920-02-28","hi":"https://hi.vidhyamitra.com/city/dwarka/1920-02-28","x-default":"https://vidhyamitra.com/city/dwarka/1920-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T00:50:34.397Z","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":"2026-06-01T00:50:34.397Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T00:50:34.397Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}