{"id":"vidhyamitra:city-day:mathura:1902-04-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1902-04-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1902-04-18","date_display":"April 18, 1902 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":1902,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415857.770833,"kali_year":5004,"ahargana":1827392.2708,"sun":{"sidereal_longitude":4.928,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":128.5737,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":123.6457,"elapsed_within_tithi_degrees":3.6457},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":128.5737,"elapsed_within_degrees":8.5737},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":133.5017},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1902,"month":4,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2415857.770833,"ahargana":1827392.2708,"kali_year":5004,"ayanamsa_lahiri":22.4881,"grahas":{"sun":{"sidereal_longitude":4.5842250000000035,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":129.712425,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false,"latitude":-4.1535},"mars":{"sidereal_longitude":1.825224999999989,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":354.089025,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":292.602125,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"venus":{"sidereal_longitude":319.9926250000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":276.26502500000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":195.9635,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":15.9635,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"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":1902,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415857.770833,"kali_year":5004,"ahargana":1827392.2708,"sun":{"sidereal_longitude":4.928,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":128.5737,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":123.6457,"elapsed_within_tithi_degrees":3.6457},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":128.5737,"elapsed_within_degrees":8.5737},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":133.5017},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.154,"elongation":123.646},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.154,"opposition_distance":56.354}},"eclipse_window_40days":[{"offset_days":20,"type":"solar","occurs":true,"moon_latitude":-0.767,"elongation":0.452}]},"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":"05:53","sunsetLocal":"18:45","solarNoonLocal":"12:19","dayLengthHours":12.86084302424065,"dayLengthDisplay":"12 Hours 51 Mins 39 Secs","nightLengthDisplay":"11 Hours 08 Mins 21 Secs","moonriseLocal":"14:14","moonsetLocal":"03:05","rahuKala":{"name":"Rāhu Kāla","start":"10:42","end":"12:19","startHours":10.705716573705196,"endHours":12.313321951735276,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:32","end":"17:08","startHours":15.528532707795438,"endHours":17.13613808582552,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:29","end":"09:06","startHours":7.490505817645033,"endHours":9.098111195675115,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:19","startHours":8.88376381193777,"endHours":9.312458579412459,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:25","end":"06:46","startHours":6.418768898958312,"endHours":6.761724712938063,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:45","startHours":11.884627184260587,"endHours":12.742016719209964,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:10","end":"05:02","startHours":4.168121369716198,"endHours":5.025510904665575,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:49","end":"05:53","startHours":4.811163520928231,"endHours":5.882900439614952,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:19","startHours":14.456795789108718,"endHours":15.314185324058094,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:33","end":"18:57","startHours":18.543743463855602,"endHours":18.9437434638556,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:45","end":"19:17","startHours":18.7437434638556,"endHours":19.27961192319896,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:30","end":"20:15","startHours":18.4937434638556,"endHours":20.2437434638556,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:45","startHours":23.884627184260587,"endHours":24.742016719209964,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:53","end":"07:29","startHours":5.882900439614952,"endHours":7.490505817645033,"quality":"neutral"},{"name":"Labha","start":"07:29","end":"09:06","startHours":7.490505817645033,"endHours":9.098111195675115,"quality":"auspicious"},{"name":"Amṛta","start":"09:06","end":"10:42","startHours":9.098111195675115,"endHours":10.705716573705196,"quality":"auspicious"},{"name":"Kāla","start":"10:42","end":"12:19","startHours":10.705716573705196,"endHours":12.313321951735276,"quality":"inauspicious"},{"name":"Śubha","start":"12:19","end":"13:55","startHours":12.313321951735276,"endHours":13.920927329765357,"quality":"auspicious"},{"name":"Roga","start":"13:55","end":"15:32","startHours":13.920927329765357,"endHours":15.528532707795438,"quality":"inauspicious"},{"name":"Udveg","start":"15:32","end":"17:08","startHours":15.528532707795438,"endHours":17.13613808582552,"quality":"inauspicious"},{"name":"Chala","start":"17:08","end":"18:45","startHours":17.13613808582552,"endHours":18.7437434638556,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:45","end":"20:08","startHours":18.7437434638556,"endHours":20.13613808582552,"quality":"inauspicious"},{"name":"Udveg","start":"20:08","end":"21:32","startHours":20.13613808582552,"endHours":21.52853270779544,"quality":"inauspicious"},{"name":"Chala","start":"21:32","end":"22:55","startHours":21.52853270779544,"endHours":22.92092732976536,"quality":"neutral"},{"name":"Labha","start":"22:55","end":"00:19","startHours":22.92092732976536,"endHours":24.313321951735276,"quality":"auspicious"},{"name":"Amṛta","start":"00:19","end":"01:42","startHours":24.313321951735276,"endHours":25.705716573705196,"quality":"auspicious"},{"name":"Kāla","start":"01:42","end":"03:06","startHours":25.705716573705196,"endHours":27.098111195675116,"quality":"inauspicious"},{"name":"Śubha","start":"03:06","end":"04:29","startHours":27.098111195675116,"endHours":28.490505817645033,"quality":"auspicious"},{"name":"Roga","start":"04:29","end":"05:53","startHours":28.490505817645033,"endHours":29.88290043961495,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:53","end":"06:53","startHours":5.882900439614952,"endHours":6.882900439614952,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:53","end":"07:53","startHours":6.882900439614952,"endHours":7.882900439614952,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:53","end":"08:53","startHours":7.882900439614952,"endHours":8.882900439614952,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:53","end":"09:53","startHours":8.882900439614952,"endHours":9.882900439614952,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:53","end":"10:53","startHours":9.882900439614952,"endHours":10.882900439614952,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:53","end":"11:53","startHours":10.882900439614952,"endHours":11.882900439614952,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:53","end":"12:53","startHours":11.882900439614952,"endHours":12.882900439614952,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:53","end":"13:53","startHours":12.882900439614952,"endHours":13.882900439614952,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:53","end":"14:53","startHours":13.882900439614952,"endHours":14.882900439614952,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:53","end":"15:53","startHours":14.882900439614952,"endHours":15.882900439614952,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:53","end":"16:53","startHours":15.882900439614952,"endHours":16.88290043961495,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:53","end":"17:53","startHours":16.88290043961495,"endHours":17.88290043961495,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:53","end":"18:53","startHours":17.88290043961495,"endHours":18.88290043961495,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:53","end":"19:53","startHours":18.88290043961495,"endHours":19.88290043961495,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:53","end":"20:53","startHours":19.88290043961495,"endHours":20.88290043961495,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:53","end":"21:53","startHours":20.88290043961495,"endHours":21.88290043961495,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:53","end":"22:53","startHours":21.88290043961495,"endHours":22.88290043961495,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:53","end":"23:53","startHours":22.88290043961495,"endHours":23.88290043961495,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:53","end":"00:53","startHours":23.88290043961495,"endHours":24.88290043961495,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:53","end":"01:53","startHours":24.88290043961495,"endHours":25.88290043961495,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:53","end":"02:53","startHours":25.88290043961495,"endHours":26.88290043961495,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:53","end":"03:53","startHours":26.88290043961495,"endHours":27.88290043961495,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:53","end":"04:53","startHours":27.88290043961495,"endHours":28.88290043961495,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:53","end":"05:53","startHours":28.88290043961495,"endHours":29.88290043961495,"planetary_lord":"Mars"}],"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","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"South-East","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":10.428825368959329,"eotMinutes":0.5058828958834352,"ayanamsa":22.4881}},"calendars":{"vikram_samvat":1959,"vikram_samvatsara":"Rākṣasa","saka_samvat":1824,"saka_samvatsara":"Śubhakṛt","bengali_samvat":1309,"malayalam_era":1078,"nanakshahi_year":433,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Ekādaśī · Vikram 1959 Rākṣasa · Śaka 1824 Śubhakṛt"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2},{"id":"mohini-ekadashi","name":"Mohinī Ekādaśī","name_sanskrit":"मोहिनी एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu (Mohinī form)","significance":"Mohinī-form of Viṣṇu deceived asuras during samudra-mathana for amṛta.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":3,"sources":["Bhāgavata 8.9"]},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 April 18, 1902 CE · Mathurā · Vidhyamitra","description":"April 18, 1902 CE for Mathurā: Śukla Ekādaśī, sūryodaya 05:53, sūryāsta 18:45.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1902-04-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1902-04-18","sa":"https://sa.vidhyamitra.com/city/mathura/1902-04-18","hi":"https://hi.vidhyamitra.com/city/mathura/1902-04-18","x-default":"https://vidhyamitra.com/city/mathura/1902-04-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T17:04:22.862Z","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":"2026-05-14T17:04:22.862Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T17:04:22.863Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}