{"id":"vidhyamitra:city-day:mathura:1985-04-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1985-04-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1985-04-07","date_display":"April 7, 1985 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":1985,"month":4,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446162.770833,"kali_year":5086,"ahargana":1857697.2708,"sun":{"sidereal_longitude":353.7153,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":194.0821,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":200.3668,"elapsed_within_tithi_degrees":8.3668},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":194.0821,"elapsed_within_degrees":7.4155},"yoga":{"number":15,"name":"Vajra","sum_longitude":187.7974},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1985,"month":4,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446162.770833,"ahargana":1857697.2708,"kali_year":5086,"ayanamsa_lahiri":23.6471,"grahas":{"sun":{"sidereal_longitude":353.527351,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":195.71655099999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false,"latitude":1.2525},"mars":{"sidereal_longitude":22.976651000000004,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":347.729051,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":289.18685100000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"venus":{"sidereal_longitude":348.752351,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":213.37385100000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":30.2587,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":210.2587,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","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":1985,"month":4,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446162.770833,"kali_year":5086,"ahargana":1857697.2708,"sun":{"sidereal_longitude":353.7153,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":194.0821,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":200.3668,"elapsed_within_tithi_degrees":8.3668},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":194.0821,"elapsed_within_degrees":7.4155},"yoga":{"number":15,"name":"Vajra","sum_longitude":187.7974},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.253,"elongation":159.633},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.253,"opposition_distance":20.367}},"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":"06:04","sunsetLocal":"18:40","solarNoonLocal":"12:22","dayLengthHours":12.596836316855587,"dayLengthDisplay":"12 Hours 35 Mins 49 Secs","nightLengthDisplay":"11 Hours 24 Mins 11 Secs","moonriseLocal":"20:19","moonsetLocal":"07:22","rahuKala":{"name":"Rāhu Kāla","start":"17:05","end":"18:40","startHours":17.087033827901394,"endHours":18.661638367508342,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:22","end":"13:56","startHours":12.363220209080549,"endHours":13.937824748687497,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:31","end":"17:05","startHours":15.512429288294445,"endHours":17.087033827901394,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:00","end":"09:25","startHours":9.004063857919057,"endHours":9.423958401814243,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:35","end":"06:56","startHours":6.589670230521737,"endHours":6.925585865637886,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:47","startHours":11.943325665185363,"endHours":12.783114752975735,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:23","end":"05:14","startHours":4.385223875072009,"endHours":5.225012962862381,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:01","end":"06:04","startHours":5.015065690914788,"endHours":6.064802050652754,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:18","startHours":14.462692928556478,"endHours":15.30248201634685,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:28","end":"18:52","startHours":18.461638367508343,"endHours":18.86163836750834,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:40","end":"19:11","startHours":18.661638367508342,"endHours":19.186506547377324,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:25","end":"20:10","startHours":18.411638367508342,"endHours":20.161638367508342,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:47","startHours":23.943325665185363,"endHours":24.783114752975735,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:04","end":"07:38","startHours":6.064802050652754,"endHours":7.639406590259703,"quality":"inauspicious"},{"name":"Chala","start":"07:38","end":"09:13","startHours":7.639406590259703,"endHours":9.214011129866652,"quality":"neutral"},{"name":"Labha","start":"09:13","end":"10:47","startHours":9.214011129866652,"endHours":10.7886156694736,"quality":"auspicious"},{"name":"Amṛta","start":"10:47","end":"12:22","startHours":10.7886156694736,"endHours":12.363220209080549,"quality":"auspicious"},{"name":"Kāla","start":"12:22","end":"13:56","startHours":12.363220209080549,"endHours":13.937824748687497,"quality":"inauspicious"},{"name":"Śubha","start":"13:56","end":"15:31","startHours":13.937824748687497,"endHours":15.512429288294445,"quality":"auspicious"},{"name":"Roga","start":"15:31","end":"17:05","startHours":15.512429288294445,"endHours":17.087033827901394,"quality":"inauspicious"},{"name":"Udveg","start":"17:05","end":"18:40","startHours":17.087033827901394,"endHours":18.661638367508342,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:40","end":"20:05","startHours":18.661638367508342,"endHours":20.087033827901394,"quality":"auspicious"},{"name":"Roga","start":"20:05","end":"21:31","startHours":20.087033827901394,"endHours":21.512429288294445,"quality":"inauspicious"},{"name":"Udveg","start":"21:31","end":"22:56","startHours":21.512429288294445,"endHours":22.937824748687497,"quality":"inauspicious"},{"name":"Chala","start":"22:56","end":"00:22","startHours":22.937824748687497,"endHours":24.36322020908055,"quality":"neutral"},{"name":"Labha","start":"00:22","end":"01:47","startHours":24.36322020908055,"endHours":25.7886156694736,"quality":"auspicious"},{"name":"Amṛta","start":"01:47","end":"03:13","startHours":25.7886156694736,"endHours":27.214011129866652,"quality":"auspicious"},{"name":"Kāla","start":"03:13","end":"04:38","startHours":27.214011129866652,"endHours":28.639406590259703,"quality":"inauspicious"},{"name":"Śubha","start":"04:38","end":"06:04","startHours":28.639406590259703,"endHours":30.064802050652755,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:04","end":"07:04","startHours":6.064802050652754,"endHours":7.064802050652754,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:04","end":"08:04","startHours":7.064802050652754,"endHours":8.064802050652755,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:04","end":"09:04","startHours":8.064802050652755,"endHours":9.064802050652755,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:04","end":"10:04","startHours":9.064802050652755,"endHours":10.064802050652755,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:04","end":"11:04","startHours":10.064802050652755,"endHours":11.064802050652755,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:04","end":"12:04","startHours":11.064802050652755,"endHours":12.064802050652755,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:04","end":"13:04","startHours":12.064802050652755,"endHours":13.064802050652755,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:04","end":"14:04","startHours":13.064802050652755,"endHours":14.064802050652755,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:04","end":"15:04","startHours":14.064802050652755,"endHours":15.064802050652755,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:04","end":"16:04","startHours":15.064802050652755,"endHours":16.064802050652755,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:04","end":"17:04","startHours":16.064802050652755,"endHours":17.064802050652755,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:04","end":"18:04","startHours":17.064802050652755,"endHours":18.064802050652755,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:04","end":"19:04","startHours":18.064802050652755,"endHours":19.064802050652755,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:04","end":"20:04","startHours":19.064802050652755,"endHours":20.064802050652755,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:04","end":"21:04","startHours":20.064802050652755,"endHours":21.064802050652755,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:04","end":"22:04","startHours":21.064802050652755,"endHours":22.064802050652755,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:04","end":"23:04","startHours":22.064802050652755,"endHours":23.064802050652755,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:04","end":"00:04","startHours":23.064802050652755,"endHours":24.064802050652755,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:04","end":"01:04","startHours":24.064802050652755,"endHours":25.064802050652755,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:04","end":"02:04","startHours":25.064802050652755,"endHours":26.064802050652755,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:04","end":"03:04","startHours":26.064802050652755,"endHours":27.064802050652755,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:04","end":"04:04","startHours":27.064802050652755,"endHours":28.064802050652755,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:04","end":"05:04","startHours":28.064802050652755,"endHours":29.064802050652755,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:04","end":"06:04","startHours":29.064802050652755,"endHours":30.064802050652755,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"West (Paścim)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"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":6.744568466739066,"eotMinutes":-2.4880125448329173,"ayanamsa":23.6471}},"calendars":{"vikram_samvat":2042,"vikram_samvatsara":"Bahudhānya","saka_samvat":1907,"saka_samvatsara":"Krodhana","bengali_samvat":1392,"malayalam_era":1161,"nanakshahi_year":516,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Dvitīyā · Vikram 2042 Bahudhānya · Śaka 1907 Krodhana"},"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":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 7, 1985 CE · Mathurā · Vidhyamitra","description":"April 7, 1985 CE for Mathurā: Kṛṣṇa Dvitīyā, sūryodaya 06:04, sūryāsta 18:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1985-04-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1985-04-07","sa":"https://sa.vidhyamitra.com/city/mathura/1985-04-07","hi":"https://hi.vidhyamitra.com/city/mathura/1985-04-07","x-default":"https://vidhyamitra.com/city/mathura/1985-04-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T12:36:11.955Z","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":"2026-05-14T12:36:11.955Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T12:36:11.955Z","pillar_versions":{"BOB-History":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}