{"id":"vidhyamitra:city-day:berlin:1981-02-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/berlin/1981-02-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-02-07","date_display":"February 7, 1981 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":1981,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444642.770833,"kali_year":5082,"ahargana":1856177.2708,"sun":{"sidereal_longitude":294.6947,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":320.5973,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":25.9026,"elapsed_within_tithi_degrees":1.9026},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.5973,"elapsed_within_degrees":0.5973},"yoga":{"number":20,"name":"Śiva","sum_longitude":255.2919},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1981,"month":2,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444642.770833,"ahargana":1856177.2708,"kali_year":5082,"ayanamsa_lahiri":23.589,"grahas":{"sun":{"sidereal_longitude":294.59372600000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":322.07792599999993,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false,"latitude":-2.2348},"mars":{"sidereal_longitude":306.78172599999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":311.448126,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":166.57802600000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"venus":{"sidereal_longitude":280.18522600000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":165.64042599999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":110.7956,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":290.7956,"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":1981,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444642.770833,"kali_year":5082,"ahargana":1856177.2708,"sun":{"sidereal_longitude":294.6947,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":320.5973,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":25.9026,"elapsed_within_tithi_degrees":1.9026},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.5973,"elapsed_within_degrees":0.5973},"yoga":{"number":20,"name":"Śiva","sum_longitude":255.2919},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.235,"elongation":25.903},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.235,"opposition_distance":154.097}},"eclipse_window_40days":[{"offset_days":-18,"type":"lunar","occurs":true,"moon_latitude":-1.332,"opposition_distance":1.776},{"offset_days":-2,"type":"solar","occurs":true,"moon_latitude":-0.15,"elongation":0.162}]},"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":"07:39","sunsetLocal":"17:03","solarNoonLocal":"12:21","dayLengthHours":9.399108789049297,"dayLengthDisplay":"9 Hours 23 Mins 57 Secs","nightLengthDisplay":"14 Hours 36 Mins 03 Secs","moonriseLocal":"08:36","moonsetLocal":"19:45","rahuKala":{"name":"Rāhu Kāla","start":"10:00","end":"11:10","startHours":9.996183677893788,"endHours":11.17107227652495,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:31","end":"14:42","startHours":13.520849473787273,"endHours":14.695738072418436,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:39","end":"08:49","startHours":7.646406480631463,"endHours":8.821295079262626,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:50","end":"10:09","startHours":9.839531864742966,"endHours":10.152835491044609,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:02","end":"08:17","startHours":8.038036013508517,"endHours":8.288678914549832,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:40","startHours":12.032657248854468,"endHours":12.659264501457754,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:24","end":"07:01","startHours":6.393191975424891,"endHours":7.019799228028177,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:52","end":"07:39","startHours":6.863147414877355,"endHours":7.646406480631463,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:55","end":"14:32","startHours":13.912479006664327,"endHours":14.539086259267613,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:51","end":"17:15","startHours":16.84551526968076,"endHours":17.24551526968076,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:03","end":"17:26","startHours":17.04551526968076,"endHours":17.437144802557814,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:48","end":"18:33","startHours":16.79551526968076,"endHours":18.54551526968076,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:40","startHours":24.032657248854466,"endHours":24.659264501457752,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:39","end":"08:49","startHours":7.646406480631463,"endHours":8.821295079262626,"quality":"inauspicious"},{"name":"Śubha","start":"08:49","end":"10:00","startHours":8.821295079262626,"endHours":9.996183677893788,"quality":"auspicious"},{"name":"Roga","start":"10:00","end":"11:10","startHours":9.996183677893788,"endHours":11.17107227652495,"quality":"inauspicious"},{"name":"Udveg","start":"11:10","end":"12:21","startHours":11.17107227652495,"endHours":12.345960875156113,"quality":"inauspicious"},{"name":"Chala","start":"12:21","end":"13:31","startHours":12.345960875156113,"endHours":13.520849473787273,"quality":"neutral"},{"name":"Labha","start":"13:31","end":"14:42","startHours":13.520849473787273,"endHours":14.695738072418436,"quality":"auspicious"},{"name":"Amṛta","start":"14:42","end":"15:52","startHours":14.695738072418436,"endHours":15.8706266710496,"quality":"auspicious"},{"name":"Kāla","start":"15:52","end":"17:03","startHours":15.8706266710496,"endHours":17.04551526968076,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:03","end":"18:52","startHours":17.04551526968076,"endHours":18.870626671049596,"quality":"auspicious"},{"name":"Amṛta","start":"18:52","end":"20:42","startHours":18.870626671049596,"endHours":20.695738072418436,"quality":"auspicious"},{"name":"Kāla","start":"20:42","end":"22:31","startHours":20.695738072418436,"endHours":22.520849473787273,"quality":"inauspicious"},{"name":"Śubha","start":"22:31","end":"00:21","startHours":22.520849473787273,"endHours":24.34596087515611,"quality":"auspicious"},{"name":"Roga","start":"00:21","end":"02:10","startHours":24.34596087515611,"endHours":26.17107227652495,"quality":"inauspicious"},{"name":"Udveg","start":"02:10","end":"04:00","startHours":26.17107227652495,"endHours":27.996183677893786,"quality":"inauspicious"},{"name":"Chala","start":"04:00","end":"05:49","startHours":27.996183677893786,"endHours":29.821295079262626,"quality":"neutral"},{"name":"Labha","start":"05:49","end":"07:39","startHours":29.821295079262626,"endHours":31.646406480631462,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:39","end":"08:39","startHours":7.646406480631463,"endHours":8.646406480631462,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:39","end":"09:39","startHours":8.646406480631462,"endHours":9.646406480631462,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:39","end":"10:39","startHours":9.646406480631462,"endHours":10.646406480631462,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:39","end":"11:39","startHours":10.646406480631462,"endHours":11.646406480631462,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:39","end":"12:39","startHours":11.646406480631462,"endHours":12.646406480631462,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:39","end":"13:39","startHours":12.646406480631462,"endHours":13.646406480631462,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:39","end":"14:39","startHours":13.646406480631462,"endHours":14.646406480631462,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:39","end":"15:39","startHours":14.646406480631462,"endHours":15.646406480631462,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:39","end":"16:39","startHours":15.646406480631462,"endHours":16.646406480631462,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:39","end":"17:39","startHours":16.646406480631462,"endHours":17.646406480631462,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:39","end":"18:39","startHours":17.646406480631462,"endHours":18.646406480631462,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:39","end":"19:39","startHours":18.646406480631462,"endHours":19.646406480631462,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:39","end":"20:39","startHours":19.646406480631462,"endHours":20.646406480631462,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:39","end":"21:39","startHours":20.646406480631462,"endHours":21.646406480631462,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:39","end":"22:39","startHours":21.646406480631462,"endHours":22.646406480631462,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:39","end":"23:39","startHours":22.646406480631462,"endHours":23.646406480631462,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:39","end":"00:39","startHours":23.646406480631462,"endHours":24.646406480631462,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:39","end":"01:39","startHours":24.646406480631462,"endHours":25.646406480631462,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:39","end":"02:39","startHours":25.646406480631462,"endHours":26.646406480631462,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:39","end":"03:39","startHours":26.646406480631462,"endHours":27.646406480631462,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:39","end":"04:39","startHours":27.646406480631462,"endHours":28.646406480631462,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:39","end":"05:39","startHours":28.646406480631462,"endHours":29.646406480631462,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:39","end":"06:39","startHours":29.646406480631462,"endHours":30.646406480631462,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:39","end":"07:39","startHours":30.646406480631462,"endHours":31.646406480631462,"planetary_lord":"Mercury"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-15.378301108499002,"eotMinutes":-14.37765250936663,"ayanamsa":23.589}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Tṛtīyā · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 February 7, 1981 CE · Berlin, Germany · Vidhyamitra","description":"February 7, 1981 CE for Berlin, Germany: Śukla Tṛtīyā, sūryodaya 07:39, sūryāsta 17:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/berlin/1981-02-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/berlin/1981-02-07","sa":"https://sa.vidhyamitra.com/city/berlin/1981-02-07","hi":"https://hi.vidhyamitra.com/city/berlin/1981-02-07","x-default":"https://vidhyamitra.com/city/berlin/1981-02-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T05:46:49.277Z","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":"2026-05-19T05:46:49.277Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T05:46:49.277Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}