{"id":"vidhyamitra:city-day:noida:2025-04-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/noida/2025-04-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2025-04-15","date_display":"April 15, 2025 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":2025,"month":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460780.770833,"kali_year":5126,"ahargana":1872315.2708,"sun":{"sidereal_longitude":1.1988,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":205.9347,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":204.736,"elapsed_within_tithi_degrees":0.736},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":205.9347,"elapsed_within_degrees":5.9347},"yoga":{"number":16,"name":"Siddhi","sum_longitude":207.1335},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"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":2025,"month":4,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460780.770833,"ahargana":1872315.2708,"kali_year":5126,"ayanamsa_lahiri":24.2062,"grahas":{"sun":{"sidereal_longitude":1.1273360000000139,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":203.072536,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":-3.4562},"mars":{"sidereal_longitude":94.12233600000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":334.69973600000003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":54.06763599999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":330.16063600000007,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":332.019036,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":335.7267,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":155.7267,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"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":2025,"month":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460780.770833,"kali_year":5126,"ahargana":1872315.2708,"sun":{"sidereal_longitude":1.1988,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":205.9347,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":204.736,"elapsed_within_tithi_degrees":0.736},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":205.9347,"elapsed_within_degrees":5.9347},"yoga":{"number":16,"name":"Siddhi","sum_longitude":207.1335},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.456,"elongation":155.264},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.456,"opposition_distance":24.736}},"eclipse_window_40days":[]},"city":{"slug":"noida","name":"Noida, Uttar Pradesh","lat":28.5355,"lon":77.391,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"noida","name":"Noida, Uttar Pradesh","lat":28.5355,"lon":77.391,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"05:55","sunsetLocal":"18:46","solarNoonLocal":"12:21","dayLengthHours":12.847441733972282,"dayLengthDisplay":"12 Hours 50 Mins 51 Secs","nightLengthDisplay":"11 Hours 09 Mins 09 Secs","moonriseLocal":"20:24","moonsetLocal":"07:13","rahuKala":{"name":"Rāhu Kāla","start":"15:33","end":"17:10","startHours":15.556462501123185,"endHours":17.16239271786972,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:08","end":"10:44","startHours":9.132741634137044,"endHours":10.73867185088358,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:21","end":"13:57","startHours":12.344602067630117,"endHours":13.950532284376653,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:55","end":"09:21","startHours":8.918617605237507,"endHours":9.346865663036583,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:27","end":"06:48","startHours":6.45619127289282,"endHours":6.798789719132081,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:46","startHours":11.916354009831041,"endHours":12.772850125429192,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:12","end":"05:04","startHours":4.207888969447671,"endHours":5.0643850850458225,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:51","end":"05:55","startHours":4.850261056146285,"endHours":5.920881200643975,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:21","startHours":14.485842356625497,"endHours":15.342338472223648,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:34","end":"18:58","startHours":18.56832293461626,"endHours":18.968322934616257,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:46","end":"19:18","startHours":18.768322934616258,"endHours":19.303633006865102,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:31","end":"20:16","startHours":18.518322934616258,"endHours":20.268322934616258,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:46","startHours":23.91635400983104,"endHours":24.772850125429194,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:55","end":"07:32","startHours":5.920881200643975,"endHours":7.52681141739051,"quality":"inauspicious"},{"name":"Udveg","start":"07:32","end":"09:08","startHours":7.52681141739051,"endHours":9.132741634137044,"quality":"inauspicious"},{"name":"Chala","start":"09:08","end":"10:44","startHours":9.132741634137044,"endHours":10.73867185088358,"quality":"neutral"},{"name":"Labha","start":"10:44","end":"12:21","startHours":10.73867185088358,"endHours":12.344602067630117,"quality":"auspicious"},{"name":"Amṛta","start":"12:21","end":"13:57","startHours":12.344602067630117,"endHours":13.950532284376653,"quality":"auspicious"},{"name":"Kāla","start":"13:57","end":"15:33","startHours":13.950532284376653,"endHours":15.556462501123185,"quality":"inauspicious"},{"name":"Śubha","start":"15:33","end":"17:10","startHours":15.556462501123185,"endHours":17.16239271786972,"quality":"auspicious"},{"name":"Roga","start":"17:10","end":"18:46","startHours":17.16239271786972,"endHours":18.768322934616258,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:46","end":"20:10","startHours":18.768322934616258,"endHours":20.16239271786972,"quality":"inauspicious"},{"name":"Śubha","start":"20:10","end":"21:33","startHours":20.16239271786972,"endHours":21.556462501123185,"quality":"auspicious"},{"name":"Roga","start":"21:33","end":"22:57","startHours":21.556462501123185,"endHours":22.950532284376653,"quality":"inauspicious"},{"name":"Udveg","start":"22:57","end":"00:21","startHours":22.950532284376653,"endHours":24.344602067630117,"quality":"inauspicious"},{"name":"Chala","start":"00:21","end":"01:44","startHours":24.344602067630117,"endHours":25.73867185088358,"quality":"neutral"},{"name":"Labha","start":"01:44","end":"03:08","startHours":25.73867185088358,"endHours":27.132741634137048,"quality":"auspicious"},{"name":"Amṛta","start":"03:08","end":"04:32","startHours":27.132741634137048,"endHours":28.526811417390512,"quality":"auspicious"},{"name":"Kāla","start":"04:32","end":"05:55","startHours":28.526811417390512,"endHours":29.920881200643976,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:55","end":"06:55","startHours":5.920881200643975,"endHours":6.920881200643975,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:55","end":"07:55","startHours":6.920881200643975,"endHours":7.920881200643975,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:55","end":"08:55","startHours":7.920881200643975,"endHours":8.920881200643976,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:55","end":"09:55","startHours":8.920881200643976,"endHours":9.920881200643976,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:55","end":"10:55","startHours":9.920881200643976,"endHours":10.920881200643976,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:55","end":"11:55","startHours":10.920881200643976,"endHours":11.920881200643976,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:55","end":"12:55","startHours":11.920881200643976,"endHours":12.920881200643976,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:55","end":"13:55","startHours":12.920881200643976,"endHours":13.920881200643976,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:55","end":"14:55","startHours":13.920881200643976,"endHours":14.920881200643976,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:55","end":"15:55","startHours":14.920881200643976,"endHours":15.920881200643976,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:55","end":"16:55","startHours":15.920881200643976,"endHours":16.920881200643976,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:55","end":"17:55","startHours":16.920881200643976,"endHours":17.920881200643976,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:55","end":"18:55","startHours":17.920881200643976,"endHours":18.920881200643976,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:55","end":"19:55","startHours":18.920881200643976,"endHours":19.920881200643976,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:55","end":"20:55","startHours":19.920881200643976,"endHours":20.920881200643976,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:55","end":"21:55","startHours":20.920881200643976,"endHours":21.920881200643976,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:55","end":"22:55","startHours":21.920881200643976,"endHours":22.920881200643976,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:55","end":"23:55","startHours":22.920881200643976,"endHours":23.920881200643976,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:55","end":"00:55","startHours":23.920881200643976,"endHours":24.920881200643976,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:55","end":"01:55","startHours":24.920881200643976,"endHours":25.920881200643976,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:55","end":"02:55","startHours":25.920881200643976,"endHours":26.920881200643976,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:55","end":"03:55","startHours":26.920881200643976,"endHours":27.920881200643976,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:55","end":"04:55","startHours":27.920881200643976,"endHours":28.920881200643976,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:55","end":"05:55","startHours":28.920881200643976,"endHours":29.920881200643976,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"North","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":9.798548451384946,"eotMinutes":-0.240124057807095,"ayanamsa":24.2062}},"calendars":{"vikram_samvat":2082,"vikram_samvatsara":"Kālayukta","saka_samvat":1947,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1432,"malayalam_era":1201,"nanakshahi_year":556,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Tṛtīyā · Vikram 2082 Kālayukta · Śaka 1947 Viśvāvasu"},"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}],"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":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"noida"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 15, 2025 CE · Noida, Uttar Pradesh · Vidhyamitra","description":"April 15, 2025 CE for Noida, Uttar Pradesh: Kṛṣṇa Tṛtīyā, sūryodaya 05:55, sūryāsta 18:46.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/noida/2025-04-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/noida/2025-04-15","sa":"https://sa.vidhyamitra.com/city/noida/2025-04-15","hi":"https://hi.vidhyamitra.com/city/noida/2025-04-15","x-default":"https://vidhyamitra.com/city/noida/2025-04-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T20:40:41.752Z","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":"2026-05-14T20:40:41.752Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T20:40:41.752Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}