{"id":"vidhyamitra:city-day:mathura:1975-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1975-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1975-04-01","date_display":"April 1, 1975 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":1975,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2442503.770833,"kali_year":5076,"ahargana":1854038.2708,"sun":{"sidereal_longitude":347.4114,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":226.5697,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":239.1583,"elapsed_within_tithi_degrees":11.1583},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":226.5697,"elapsed_within_degrees":13.2364},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":213.9811},"karana":{"half_tithi_index":39,"name":"Taitila"},"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":1975,"month":4,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2442503.770833,"ahargana":1854038.2708,"kali_year":5076,"ayanamsa_lahiri":23.5072,"grahas":{"sun":{"sidereal_longitude":347.186152,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":228.155752,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false,"latitude":0.1913},"mars":{"sidereal_longitude":298.634852,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":330.672552,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":339.822052,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":21.48945200000003,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":78.84365200000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":224.1302,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":44.1302,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":1975,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2442503.770833,"kali_year":5076,"ahargana":1854038.2708,"sun":{"sidereal_longitude":347.4114,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":226.5697,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":239.1583,"elapsed_within_tithi_degrees":11.1583},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":226.5697,"elapsed_within_degrees":13.2364},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":213.9811},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.191,"elongation":120.842},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.191,"opposition_distance":59.158}},"eclipse_window_40days":[]},"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":"06:11","sunsetLocal":"18:36","solarNoonLocal":"12:24","dayLengthHours":12.419954465197783,"dayLengthDisplay":"12 Hours 25 Mins 12 Secs","nightLengthDisplay":"11 Hours 34 Mins 48 Secs","moonriseLocal":"23:14","moonsetLocal":"09:41","rahuKala":{"name":"Rāhu Kāla","start":"15:30","end":"17:03","startHours":15.49914688465197,"endHours":17.051641192801693,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:17","end":"10:50","startHours":9.28916965205308,"endHours":10.841663960202801,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:24","end":"13:57","startHours":12.394158268352523,"endHours":13.946652576502247,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:05","end":"09:30","startHours":9.082170410966448,"endHours":9.496168893139709,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:42","end":"07:02","startHours":6.701679138470207,"endHours":7.032877924208815,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:48","startHours":11.980159786179264,"endHours":12.808156750525782,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:32","end":"05:21","startHours":4.528187107060595,"endHours":5.356184071407114,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:09","end":"06:11","startHours":5.149184830320484,"endHours":6.184181035753633,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:18","startHours":14.464150679218822,"endHours":15.292147643565341,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:24","end":"18:48","startHours":18.404135500951416,"endHours":18.804135500951414,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:36","end":"19:07","startHours":18.604135500951415,"endHours":19.121633603667988,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:21","end":"20:06","startHours":18.354135500951415,"endHours":20.104135500951415,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:48","startHours":23.980159786179264,"endHours":24.808156750525782,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:11","end":"07:44","startHours":6.184181035753633,"endHours":7.7366753439033555,"quality":"inauspicious"},{"name":"Udveg","start":"07:44","end":"09:17","startHours":7.7366753439033555,"endHours":9.28916965205308,"quality":"inauspicious"},{"name":"Chala","start":"09:17","end":"10:50","startHours":9.28916965205308,"endHours":10.841663960202801,"quality":"neutral"},{"name":"Labha","start":"10:50","end":"12:24","startHours":10.841663960202801,"endHours":12.394158268352523,"quality":"auspicious"},{"name":"Amṛta","start":"12:24","end":"13:57","startHours":12.394158268352523,"endHours":13.946652576502247,"quality":"auspicious"},{"name":"Kāla","start":"13:57","end":"15:30","startHours":13.946652576502247,"endHours":15.49914688465197,"quality":"inauspicious"},{"name":"Śubha","start":"15:30","end":"17:03","startHours":15.49914688465197,"endHours":17.051641192801693,"quality":"auspicious"},{"name":"Roga","start":"17:03","end":"18:36","startHours":17.051641192801693,"endHours":18.604135500951415,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:36","end":"20:03","startHours":18.604135500951415,"endHours":20.051641192801693,"quality":"inauspicious"},{"name":"Śubha","start":"20:03","end":"21:30","startHours":20.051641192801693,"endHours":21.49914688465197,"quality":"auspicious"},{"name":"Roga","start":"21:30","end":"22:57","startHours":21.49914688465197,"endHours":22.946652576502245,"quality":"inauspicious"},{"name":"Udveg","start":"22:57","end":"00:24","startHours":22.946652576502245,"endHours":24.394158268352523,"quality":"inauspicious"},{"name":"Chala","start":"00:24","end":"01:50","startHours":24.394158268352523,"endHours":25.8416639602028,"quality":"neutral"},{"name":"Labha","start":"01:50","end":"03:17","startHours":25.8416639602028,"endHours":27.289169652053076,"quality":"auspicious"},{"name":"Amṛta","start":"03:17","end":"04:44","startHours":27.289169652053076,"endHours":28.736675343903354,"quality":"auspicious"},{"name":"Kāla","start":"04:44","end":"06:11","startHours":28.736675343903354,"endHours":30.18418103575363,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:11","end":"07:11","startHours":6.184181035753633,"endHours":7.184181035753633,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:11","end":"08:11","startHours":7.184181035753633,"endHours":8.184181035753632,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:11","end":"09:11","startHours":8.184181035753632,"endHours":9.184181035753632,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:11","end":"10:11","startHours":9.184181035753632,"endHours":10.184181035753632,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:11","end":"11:11","startHours":10.184181035753632,"endHours":11.184181035753632,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:11","end":"12:11","startHours":11.184181035753632,"endHours":12.184181035753632,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:11","end":"13:11","startHours":12.184181035753632,"endHours":13.184181035753632,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:11","end":"14:11","startHours":13.184181035753632,"endHours":14.184181035753632,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:11","end":"15:11","startHours":14.184181035753632,"endHours":15.184181035753632,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:11","end":"16:11","startHours":15.184181035753632,"endHours":16.18418103575363,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:11","end":"17:11","startHours":16.18418103575363,"endHours":17.18418103575363,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:11","end":"18:11","startHours":17.18418103575363,"endHours":18.18418103575363,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:11","end":"19:11","startHours":18.18418103575363,"endHours":19.18418103575363,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:11","end":"20:11","startHours":19.18418103575363,"endHours":20.18418103575363,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:11","end":"21:11","startHours":20.18418103575363,"endHours":21.18418103575363,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:11","end":"22:11","startHours":21.18418103575363,"endHours":22.18418103575363,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:11","end":"23:11","startHours":22.18418103575363,"endHours":23.18418103575363,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:11","end":"00:11","startHours":23.18418103575363,"endHours":24.18418103575363,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:11","end":"01:11","startHours":24.18418103575363,"endHours":25.18418103575363,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:11","end":"02:11","startHours":25.18418103575363,"endHours":26.18418103575363,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:11","end":"03:11","startHours":26.18418103575363,"endHours":27.18418103575363,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:11","end":"04:11","startHours":27.18418103575363,"endHours":28.18418103575363,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:11","end":"05:11","startHours":28.18418103575363,"endHours":29.18418103575363,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:11","end":"06:11","startHours":29.18418103575363,"endHours":30.18418103575363,"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":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"North","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":4.232293118984434,"eotMinutes":-4.344296101151456,"ayanamsa":23.5072}},"calendars":{"vikram_samvat":2032,"vikram_samvatsara":"Vibhava","saka_samvat":1897,"saka_samvatsara":"Rākṣasa","bengali_samvat":1382,"malayalam_era":1151,"nanakshahi_year":506,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Pañcamī · Vikram 2032 Vibhava · Śaka 1897 Rākṣasa"},"festivals":[{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5}],"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 April 1, 1975 CE · Mathurā · Vidhyamitra","description":"April 1, 1975 CE for Mathurā: Kṛṣṇa Pañcamī, sūryodaya 06:11, sūryāsta 18:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1975-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1975-04-01","sa":"https://sa.vidhyamitra.com/city/mathura/1975-04-01","hi":"https://hi.vidhyamitra.com/city/mathura/1975-04-01","x-default":"https://vidhyamitra.com/city/mathura/1975-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T13:43:48.078Z","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":"2026-05-14T13:43:48.078Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T13:43:48.078Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}