{"id":"vidhyamitra:city-day:noida:1925-04-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/noida/1925-04-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1925-04-21","date_display":"April 21, 1925 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":1925,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424261.770833,"kali_year":5027,"ahargana":1835796.2708,"sun":{"sidereal_longitude":7.892,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":343.903,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":336.011,"elapsed_within_tithi_degrees":0.011},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4,"moon_longitude":343.903,"elapsed_within_degrees":10.5697},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":351.795},"karana":{"half_tithi_index":56,"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":1925,"month":4,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2424261.770833,"ahargana":1835796.2708,"kali_year":5027,"ayanamsa_lahiri":22.8095,"grahas":{"sun":{"sidereal_longitude":7.6137299999999755,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":342.42173,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false,"latitude":-3.6031},"mars":{"sidereal_longitude":56.22942999999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":4.911229999999989,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":270.75413000000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":7.886630000000025,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":199.31912999999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":110.6791,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":290.6791,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1925,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424261.770833,"kali_year":5027,"ahargana":1835796.2708,"sun":{"sidereal_longitude":7.892,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":343.903,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":336.011,"elapsed_within_tithi_degrees":0.011},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4,"moon_longitude":343.903,"elapsed_within_degrees":10.5697},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":351.795},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.603,"elongation":23.989},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.603,"opposition_distance":156.011}},"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":"05:50","sunsetLocal":"18:49","solarNoonLocal":"12:19","dayLengthHours":12.985940937446632,"dayLengthDisplay":"12 Hours 59 Mins 09 Secs","nightLengthDisplay":"11 Hours 00 Mins 51 Secs","moonriseLocal":"04:31","moonsetLocal":"16:46","rahuKala":{"name":"Rāhu Kāla","start":"15:34","end":"17:11","startHours":15.567296420342288,"endHours":17.190539037523116,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:04","end":"10:42","startHours":9.07432595161897,"endHours":10.697568568799799,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:19","end":"13:57","startHours":12.320811185980627,"endHours":13.944053803161456,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:51","end":"09:17","startHours":8.857893602661527,"endHours":9.290758300576414,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:22","end":"06:43","startHours":6.368921589650922,"endHours":6.715213347982832,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:45","startHours":11.887946488065742,"endHours":12.753675883895516,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:06","end":"04:58","startHours":4.096381925597761,"endHours":4.962111321427537,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:45","end":"05:50","startHours":4.745678972470093,"endHours":5.827840717257312,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:21","startHours":14.485134675555067,"endHours":15.350864071384843,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:37","end":"19:01","startHours":18.613781654703946,"endHours":19.013781654703944,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:49","end":"19:21","startHours":18.813781654703945,"endHours":19.354862527097556,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:34","end":"20:19","startHours":18.563781654703945,"endHours":20.313781654703945,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:45","startHours":23.887946488065744,"endHours":24.753675883895518,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:50","end":"07:27","startHours":5.827840717257312,"endHours":7.451083334438142,"quality":"inauspicious"},{"name":"Udveg","start":"07:27","end":"09:04","startHours":7.451083334438142,"endHours":9.07432595161897,"quality":"inauspicious"},{"name":"Chala","start":"09:04","end":"10:42","startHours":9.07432595161897,"endHours":10.697568568799799,"quality":"neutral"},{"name":"Labha","start":"10:42","end":"12:19","startHours":10.697568568799799,"endHours":12.320811185980627,"quality":"auspicious"},{"name":"Amṛta","start":"12:19","end":"13:57","startHours":12.320811185980627,"endHours":13.944053803161456,"quality":"auspicious"},{"name":"Kāla","start":"13:57","end":"15:34","startHours":13.944053803161456,"endHours":15.567296420342288,"quality":"inauspicious"},{"name":"Śubha","start":"15:34","end":"17:11","startHours":15.567296420342288,"endHours":17.190539037523116,"quality":"auspicious"},{"name":"Roga","start":"17:11","end":"18:49","startHours":17.190539037523116,"endHours":18.813781654703945,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:49","end":"20:11","startHours":18.813781654703945,"endHours":20.190539037523116,"quality":"inauspicious"},{"name":"Śubha","start":"20:11","end":"21:34","startHours":20.190539037523116,"endHours":21.567296420342288,"quality":"auspicious"},{"name":"Roga","start":"21:34","end":"22:57","startHours":21.567296420342288,"endHours":22.94405380316146,"quality":"inauspicious"},{"name":"Udveg","start":"22:57","end":"00:19","startHours":22.94405380316146,"endHours":24.32081118598063,"quality":"inauspicious"},{"name":"Chala","start":"00:19","end":"01:42","startHours":24.32081118598063,"endHours":25.697568568799802,"quality":"neutral"},{"name":"Labha","start":"01:42","end":"03:04","startHours":25.697568568799802,"endHours":27.07432595161897,"quality":"auspicious"},{"name":"Amṛta","start":"03:04","end":"04:27","startHours":27.07432595161897,"endHours":28.45108333443814,"quality":"auspicious"},{"name":"Kāla","start":"04:27","end":"05:50","startHours":28.45108333443814,"endHours":29.827840717257313,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:50","end":"06:50","startHours":5.827840717257312,"endHours":6.827840717257312,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:50","end":"07:50","startHours":6.827840717257312,"endHours":7.827840717257312,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:50","end":"08:50","startHours":7.827840717257312,"endHours":8.827840717257313,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:50","end":"09:50","startHours":8.827840717257313,"endHours":9.827840717257313,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:50","end":"10:50","startHours":9.827840717257313,"endHours":10.827840717257313,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:50","end":"11:50","startHours":10.827840717257313,"endHours":11.827840717257313,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:50","end":"12:50","startHours":11.827840717257313,"endHours":12.827840717257313,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:50","end":"13:50","startHours":12.827840717257313,"endHours":13.827840717257313,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:50","end":"14:50","startHours":13.827840717257313,"endHours":14.827840717257313,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:50","end":"15:50","startHours":14.827840717257313,"endHours":15.827840717257313,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:50","end":"16:50","startHours":15.827840717257313,"endHours":16.827840717257313,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:50","end":"17:50","startHours":16.827840717257313,"endHours":17.827840717257313,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:50","end":"18:50","startHours":17.827840717257313,"endHours":18.827840717257313,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:50","end":"19:50","startHours":18.827840717257313,"endHours":19.827840717257313,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:50","end":"20:50","startHours":19.827840717257313,"endHours":20.827840717257313,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:50","end":"21:50","startHours":20.827840717257313,"endHours":21.827840717257313,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:50","end":"22:50","startHours":21.827840717257313,"endHours":22.827840717257313,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:50","end":"23:50","startHours":22.827840717257313,"endHours":23.827840717257313,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:50","end":"00:50","startHours":23.827840717257313,"endHours":24.827840717257313,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:50","end":"01:50","startHours":24.827840717257313,"endHours":25.827840717257313,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:50","end":"02:50","startHours":25.827840717257313,"endHours":26.827840717257313,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:50","end":"03:50","startHours":26.827840717257313,"endHours":27.827840717257313,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:50","end":"04:50","startHours":27.827840717257313,"endHours":28.827840717257313,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:50","end":"05:50","startHours":28.827840717257313,"endHours":29.827840717257313,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"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":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":11.619138889884214,"eotMinutes":1.1873288411622274,"ayanamsa":22.8095}},"calendars":{"vikram_samvat":1982,"vikram_samvatsara":"Bahudhānya","saka_samvat":1847,"saka_samvatsara":"Krodhana","bengali_samvat":1332,"malayalam_era":1101,"nanakshahi_year":456,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Caturdaśī · Vikram 1982 Bahudhānya · Śaka 1847 Krodhana"},"festivals":[{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"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":"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 21, 1925 CE · Noida, Uttar Pradesh · Vidhyamitra","description":"April 21, 1925 CE for Noida, Uttar Pradesh: Kṛṣṇa Caturdaśī, sūryodaya 05:50, sūryāsta 18:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/noida/1925-04-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/noida/1925-04-21","sa":"https://sa.vidhyamitra.com/city/noida/1925-04-21","hi":"https://hi.vidhyamitra.com/city/noida/1925-04-21","x-default":"https://vidhyamitra.com/city/noida/1925-04-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T16:13:16.133Z","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":"2026-06-03T16:13:16.133Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T16:13:16.133Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}