{"id":"vidhyamitra:city-day:berlin:1971-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/berlin/1971-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1971-04-01","date_display":"April 1, 1971 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":1971,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441042.770833,"kali_year":5072,"ahargana":1852577.2708,"sun":{"sidereal_longitude":347.4459,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":55.3029,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":67.857,"elapsed_within_tithi_degrees":7.857},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.3029,"elapsed_within_degrees":1.9696},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":42.7488},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1971,"month":4,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441042.770833,"ahargana":1852577.2708,"kali_year":5072,"ayanamsa_lahiri":23.4513,"grahas":{"sun":{"sidereal_longitude":347.212173,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":57.864972999999964,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false,"latitude":4.1178},"mars":{"sidereal_longitude":258.6197729999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":6.51187299999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":223.63197300000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":309.889773,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":27.163572999999985,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":301.541,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":121.541,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":1971,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441042.770833,"kali_year":5072,"ahargana":1852577.2708,"sun":{"sidereal_longitude":347.4459,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":55.3029,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":67.857,"elapsed_within_tithi_degrees":7.857},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.3029,"elapsed_within_degrees":1.9696},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":42.7488},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.118,"elongation":67.857},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.118,"opposition_distance":112.143}},"eclipse_window_40days":[]},"city":{"slug":"berlin","name":"Berlin, Germany","lat":52.52,"lon":13.405,"tz_offset_hours":1,"country":"DE","tier":"diaspora"},"tier2":{"city":{"slug":"berlin","name":"Berlin, Germany","lat":52.52,"lon":13.405,"tz_offset_hours":1,"country":"DE","tier":"diaspora"},"sunriseLocal":"05:43","sunsetLocal":"18:38","solarNoonLocal":"12:11","dayLengthHours":12.920489070620263,"dayLengthDisplay":"12 Hours 55 Mins 14 Secs","nightLengthDisplay":"11 Hours 04 Mins 46 Secs","moonriseLocal":"08:33","moonsetLocal":"01:14","rahuKala":{"name":"Rāhu Kāla","start":"13:48","end":"15:25","startHours":13.793799402180056,"endHours":15.408860536007591,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:43","end":"07:20","startHours":5.718493733042393,"endHours":7.3335548668699255,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:57","end":"10:34","startHours":8.94861600069746,"endHours":10.56367713452499,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:44","end":"09:10","startHours":8.733274516187121,"endHours":9.163957485207796,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:36","startHours":6.256847444318237,"endHours":6.601393819534778,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:45","end":"12:37","startHours":11.748055299331849,"endHours":12.609421237373201,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:00","end":"04:51","startHours":3.9957618569596907,"endHours":4.857127795001042,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:39","end":"05:43","startHours":4.641786310490704,"endHours":5.718493733042393,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:12","startHours":14.332153113455902,"endHours":15.193519051497253,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:26","end":"18:50","startHours":18.438982803662658,"endHours":18.838982803662656,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:38","end":"19:11","startHours":18.638982803662657,"endHours":19.177336514938503,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:23","end":"20:08","startHours":18.388982803662657,"endHours":20.138982803662657,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:45","end":"00:37","startHours":23.74805529933185,"endHours":24.6094212373732,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:43","end":"07:20","startHours":5.718493733042393,"endHours":7.3335548668699255,"quality":"auspicious"},{"name":"Roga","start":"07:20","end":"08:57","startHours":7.3335548668699255,"endHours":8.94861600069746,"quality":"inauspicious"},{"name":"Udveg","start":"08:57","end":"10:34","startHours":8.94861600069746,"endHours":10.56367713452499,"quality":"inauspicious"},{"name":"Chala","start":"10:34","end":"12:11","startHours":10.56367713452499,"endHours":12.178738268352525,"quality":"neutral"},{"name":"Labha","start":"12:11","end":"13:48","startHours":12.178738268352525,"endHours":13.793799402180056,"quality":"auspicious"},{"name":"Amṛta","start":"13:48","end":"15:25","startHours":13.793799402180056,"endHours":15.408860536007591,"quality":"auspicious"},{"name":"Kāla","start":"15:25","end":"17:01","startHours":15.408860536007591,"endHours":17.023921669835122,"quality":"inauspicious"},{"name":"Śubha","start":"17:01","end":"18:38","startHours":17.023921669835122,"endHours":18.638982803662657,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:38","end":"20:01","startHours":18.638982803662657,"endHours":20.023921669835126,"quality":"auspicious"},{"name":"Kāla","start":"20:01","end":"21:25","startHours":20.023921669835126,"endHours":21.40886053600759,"quality":"inauspicious"},{"name":"Śubha","start":"21:25","end":"22:48","startHours":21.40886053600759,"endHours":22.793799402180056,"quality":"auspicious"},{"name":"Roga","start":"22:48","end":"00:11","startHours":22.793799402180056,"endHours":24.178738268352525,"quality":"inauspicious"},{"name":"Udveg","start":"00:11","end":"01:34","startHours":24.178738268352525,"endHours":25.563677134524994,"quality":"inauspicious"},{"name":"Chala","start":"01:34","end":"02:57","startHours":25.563677134524994,"endHours":26.94861600069746,"quality":"neutral"},{"name":"Labha","start":"02:57","end":"04:20","startHours":26.94861600069746,"endHours":28.333554866869925,"quality":"auspicious"},{"name":"Amṛta","start":"04:20","end":"05:43","startHours":28.333554866869925,"endHours":29.718493733042394,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:43","end":"06:43","startHours":5.718493733042393,"endHours":6.718493733042393,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:43","end":"07:43","startHours":6.718493733042393,"endHours":7.718493733042393,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:43","end":"08:43","startHours":7.718493733042393,"endHours":8.718493733042394,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:43","end":"09:43","startHours":8.718493733042394,"endHours":9.718493733042394,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:43","end":"10:43","startHours":9.718493733042394,"endHours":10.718493733042394,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:43","end":"11:43","startHours":10.718493733042394,"endHours":11.718493733042394,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:43","end":"12:43","startHours":11.718493733042394,"endHours":12.718493733042394,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:43","end":"13:43","startHours":12.718493733042394,"endHours":13.718493733042394,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:43","end":"14:43","startHours":13.718493733042394,"endHours":14.718493733042394,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:43","end":"15:43","startHours":14.718493733042394,"endHours":15.718493733042394,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:43","end":"16:43","startHours":15.718493733042394,"endHours":16.718493733042394,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:43","end":"17:43","startHours":16.718493733042394,"endHours":17.718493733042394,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:43","end":"18:43","startHours":17.718493733042394,"endHours":18.718493733042394,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:43","end":"19:43","startHours":18.718493733042394,"endHours":19.718493733042394,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:43","end":"20:43","startHours":19.718493733042394,"endHours":20.718493733042394,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:43","end":"21:43","startHours":20.718493733042394,"endHours":21.718493733042394,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:43","end":"22:43","startHours":21.718493733042394,"endHours":22.718493733042394,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:43","end":"23:43","startHours":22.718493733042394,"endHours":23.718493733042394,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:43","end":"00:43","startHours":23.718493733042394,"endHours":24.718493733042394,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:43","end":"01:43","startHours":24.718493733042394,"endHours":25.718493733042394,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:43","end":"02:43","startHours":25.718493733042394,"endHours":26.718493733042394,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:43","end":"03:43","startHours":26.718493733042394,"endHours":27.718493733042394,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:43","end":"04:43","startHours":27.718493733042394,"endHours":28.718493733042394,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:43","end":"05:43","startHours":28.718493733042394,"endHours":29.718493733042394,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.220583223114345,"eotMinutes":-4.344296101151456,"ayanamsa":23.4513}},"calendars":{"vikram_samvat":2028,"vikram_samvatsara":"Raktākṣī","saka_samvat":1893,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1378,"malayalam_era":1147,"nanakshahi_year":502,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Ṣaṣṭhī · Vikram 2028 Raktākṣī · Śaka 1893 Virodhakṛt"},"festivals":[{"id":"yamuna-jayanti","name":"Yamunā Jayantī","name_sanskrit":"यमुना जयन्ती","tradition":"Vaishnava","associated_deity":"Yamunā Devī (Krishna's playmate)","significance":"Manifestation of Yamunā Devī; Vraja-bhakti-pravāhinī.","vrata":true,"detection":{"tithi_number":6,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":4}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"berlin"},"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, 1971 CE · Berlin, Germany · Vidhyamitra","description":"April 1, 1971 CE for Berlin, Germany: Śukla Ṣaṣṭhī, sūryodaya 05:43, sūryāsta 18:38.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/berlin/1971-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/berlin/1971-04-01","sa":"https://sa.vidhyamitra.com/city/berlin/1971-04-01","hi":"https://hi.vidhyamitra.com/city/berlin/1971-04-01","x-default":"https://vidhyamitra.com/city/berlin/1971-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T05:09:47.189Z","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":"2026-06-03T05:09:47.189Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T05:09:47.189Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}