{"id":"vidhyamitra:city-day:mathura:1933-02-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1933-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1933-02-28","date_display":"February 28, 1933 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":1933,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2427131.770833,"kali_year":5034,"ahargana":1838666.2708,"sun":{"sidereal_longitude":316.3973,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":359.9141,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":43.5167,"elapsed_within_tithi_degrees":7.5167},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":359.9141,"elapsed_within_degrees":13.2474},"yoga":{"number":24,"name":"Śukla","sum_longitude":316.3114},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1933,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2427131.770833,"ahargana":1838666.2708,"kali_year":5034,"ayanamsa_lahiri":22.9193,"grahas":{"sun":{"sidereal_longitude":316.09057499999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":357.628975,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":2.9684},"mars":{"sidereal_longitude":139.49717499999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":332.90907500000003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":147.02747499999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":303.77087500000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":288.340275,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":318.6127,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":138.6127,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":1933,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2427131.770833,"kali_year":5034,"ahargana":1838666.2708,"sun":{"sidereal_longitude":316.3973,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":359.9141,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":43.5167,"elapsed_within_tithi_degrees":7.5167},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":359.9141,"elapsed_within_degrees":13.2474},"yoga":{"number":24,"name":"Śukla","sum_longitude":316.3114},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.968,"elongation":43.517},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.968,"opposition_distance":136.483}},"eclipse_window_40days":[{"offset_days":12,"type":"lunar","occurs":true,"moon_latitude":-0.647,"opposition_distance":2.18}]},"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:46","sunsetLocal":"18:19","solarNoonLocal":"12:33","dayLengthHours":11.554002090861935,"dayLengthDisplay":"11 Hours 33 Mins 14 Secs","nightLengthDisplay":"12 Hours 26 Mins 46 Secs","moonriseLocal":"08:59","moonsetLocal":"21:38","rahuKala":{"name":"Rāhu Kāla","start":"15:26","end":"16:52","startHours":15.43063816981594,"endHours":16.874888431173684,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:39","end":"11:06","startHours":9.653637124384971,"endHours":11.097887385742714,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:33","end":"13:59","startHours":12.542137647100457,"endHours":13.986387908458198,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:28","end":"09:51","startHours":9.461070422870607,"endHours":9.846203825899337,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:15","end":"07:33","startHours":7.2465533554554025,"endHours":7.5546600778783874,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:56","startHours":12.157004244071725,"endHours":12.927271050129189,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:13","end":"06:00","startHours":5.224602989554564,"endHours":5.9948697956120265,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:48","end":"06:46","startHours":5.8023030940976605,"endHours":6.7651366016694885,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:14","startHours":14.467804662244113,"endHours":15.238071468301575,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:07","end":"18:31","startHours":18.119138692531426,"endHours":18.519138692531424,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:19","end":"18:48","startHours":18.319138692531425,"endHours":18.80055544631734,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:04","end":"19:49","startHours":18.069138692531425,"endHours":19.819138692531425,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:56","startHours":24.157004244071725,"endHours":24.92727105012919,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:46","end":"08:13","startHours":6.7651366016694885,"endHours":8.20938686302723,"quality":"inauspicious"},{"name":"Udveg","start":"08:13","end":"09:39","startHours":8.20938686302723,"endHours":9.653637124384971,"quality":"inauspicious"},{"name":"Chala","start":"09:39","end":"11:06","startHours":9.653637124384971,"endHours":11.097887385742714,"quality":"neutral"},{"name":"Labha","start":"11:06","end":"12:33","startHours":11.097887385742714,"endHours":12.542137647100457,"quality":"auspicious"},{"name":"Amṛta","start":"12:33","end":"13:59","startHours":12.542137647100457,"endHours":13.986387908458198,"quality":"auspicious"},{"name":"Kāla","start":"13:59","end":"15:26","startHours":13.986387908458198,"endHours":15.43063816981594,"quality":"inauspicious"},{"name":"Śubha","start":"15:26","end":"16:52","startHours":15.43063816981594,"endHours":16.874888431173684,"quality":"auspicious"},{"name":"Roga","start":"16:52","end":"18:19","startHours":16.874888431173684,"endHours":18.319138692531425,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:19","end":"19:52","startHours":18.319138692531425,"endHours":19.874888431173684,"quality":"inauspicious"},{"name":"Śubha","start":"19:52","end":"21:26","startHours":19.874888431173684,"endHours":21.430638169815943,"quality":"auspicious"},{"name":"Roga","start":"21:26","end":"22:59","startHours":21.430638169815943,"endHours":22.986387908458198,"quality":"inauspicious"},{"name":"Udveg","start":"22:59","end":"00:33","startHours":22.986387908458198,"endHours":24.542137647100457,"quality":"inauspicious"},{"name":"Chala","start":"00:33","end":"02:06","startHours":24.542137647100457,"endHours":26.097887385742716,"quality":"neutral"},{"name":"Labha","start":"02:06","end":"03:39","startHours":26.097887385742716,"endHours":27.65363712438497,"quality":"auspicious"},{"name":"Amṛta","start":"03:39","end":"05:13","startHours":27.65363712438497,"endHours":29.20938686302723,"quality":"auspicious"},{"name":"Kāla","start":"05:13","end":"06:46","startHours":29.20938686302723,"endHours":30.76513660166949,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:46","end":"07:46","startHours":6.7651366016694885,"endHours":7.7651366016694885,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:46","end":"08:46","startHours":7.7651366016694885,"endHours":8.76513660166949,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:46","end":"09:46","startHours":8.76513660166949,"endHours":9.76513660166949,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:46","end":"10:46","startHours":9.76513660166949,"endHours":10.76513660166949,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:46","end":"11:46","startHours":10.76513660166949,"endHours":11.76513660166949,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:46","end":"12:46","startHours":11.76513660166949,"endHours":12.76513660166949,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:46","end":"13:46","startHours":12.76513660166949,"endHours":13.76513660166949,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:46","end":"14:46","startHours":13.76513660166949,"endHours":14.76513660166949,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:46","end":"15:46","startHours":14.76513660166949,"endHours":15.76513660166949,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:46","end":"16:46","startHours":15.76513660166949,"endHours":16.76513660166949,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:46","end":"17:46","startHours":16.76513660166949,"endHours":17.76513660166949,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:46","end":"18:46","startHours":17.76513660166949,"endHours":18.76513660166949,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:46","end":"19:46","startHours":18.76513660166949,"endHours":19.76513660166949,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:46","end":"20:46","startHours":19.76513660166949,"endHours":20.76513660166949,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:46","end":"21:46","startHours":20.76513660166949,"endHours":21.76513660166949,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:46","end":"22:46","startHours":21.76513660166949,"endHours":22.76513660166949,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:46","end":"23:46","startHours":22.76513660166949,"endHours":23.76513660166949,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:46","end":"00:46","startHours":23.76513660166949,"endHours":24.76513660166949,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:46","end":"01:46","startHours":24.76513660166949,"endHours":25.76513660166949,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:46","end":"02:46","startHours":25.76513660166949,"endHours":26.76513660166949,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:46","end":"03:46","startHours":26.76513660166949,"endHours":27.76513660166949,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:46","end":"04:46","startHours":27.76513660166949,"endHours":28.76513660166949,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:46","end":"05:46","startHours":28.76513660166949,"endHours":29.76513660166949,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:46","end":"06:46","startHours":29.76513660166949,"endHours":30.76513660166949,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","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":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-8.190832682494447,"eotMinutes":-13.223058826027486,"ayanamsa":22.9193}},"calendars":{"vikram_samvat":1990,"vikram_samvatsara":"Vyaya","saka_samvat":1855,"saka_samvatsara":"Śrīmukha","bengali_samvat":1340,"malayalam_era":1109,"nanakshahi_year":464,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Caturthī · Vikram 1990 Vyaya · Śaka 1855 Śrīmukha"},"festivals":[{"id":"angarika-chaturthi","name":"Aṅgāraka Caturthī (Tuesday Caturthī)","name_sanskrit":"अङ्गारक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa + Maṅgala","significance":"Tuesday-Caturthī (rare); supremely auspicious for Maṅgala-doṣa-nivāraṇa.","vrata":true,"detection":{"any_of":[{"tithi_number":4,"vara_name":"Maṅgalavāra (Tuesday)"},{"tithi_number":19,"vara_name":"Maṅgalavāra (Tuesday)"}]},"precedence":3},{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"precedence":5},{"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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"mathura"},"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, 1933 CE · Mathurā · Vidhyamitra","description":"February 28, 1933 CE for Mathurā: Śukla Caturthī, sūryodaya 06:46, sūryāsta 18:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1933-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1933-02-28","sa":"https://sa.vidhyamitra.com/city/mathura/1933-02-28","hi":"https://hi.vidhyamitra.com/city/mathura/1933-02-28","x-default":"https://vidhyamitra.com/city/mathura/1933-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T15:55:38.188Z","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":"2026-05-14T15:55:38.188Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T15:55:38.188Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}