{"id":"vidhyamitra:city-day:vrindavan:1982-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1982-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1982-02-01","date_display":"February 1, 1982 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":1982,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445001.770833,"kali_year":5083,"ahargana":1856536.2708,"sun":{"sidereal_longitude":288.3084,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":12.912,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":84.6036,"elapsed_within_tithi_degrees":0.6036},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.912,"elapsed_within_degrees":12.912},"yoga":{"number":23,"name":"Śubha","sum_longitude":301.2205},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1982,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445001.770833,"ahargana":1856536.2708,"kali_year":5083,"ayanamsa_lahiri":23.6027,"grahas":{"sun":{"sidereal_longitude":288.24920999999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":10.949110000000019,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false,"latitude":-4.4151},"mars":{"sidereal_longitude":173.56301000000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":288.74380999999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":196.32811000000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":271.8220100000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":178.36910999999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":91.7741,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":271.7741,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1982,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445001.770833,"kali_year":5083,"ahargana":1856536.2708,"sun":{"sidereal_longitude":288.3084,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":12.912,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":84.6036,"elapsed_within_tithi_degrees":0.6036},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.912,"elapsed_within_degrees":12.912},"yoga":{"number":23,"name":"Śubha","sum_longitude":301.2205},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.415,"elongation":84.604},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.415,"opposition_distance":95.396}},"eclipse_window_40days":[{"offset_days":-7,"type":"solar","occurs":true,"moon_latitude":-0.544,"elongation":2.054}]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"07:06","sunsetLocal":"18:00","solarNoonLocal":"12:33","dayLengthHours":10.890301073781561,"dayLengthDisplay":"10 Hours 53 Mins 25 Secs","nightLengthDisplay":"13 Hours 06 Mins 35 Secs","moonriseLocal":"11:33","moonsetLocal":"00:34","rahuKala":{"name":"Rāhu Kāla","start":"08:28","end":"09:50","startHours":8.467006232621841,"endHours":9.828293866844536,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:11","end":"12:33","startHours":11.18958150106723,"endHours":12.550869135289926,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:55","end":"15:16","startHours":13.91215676951262,"endHours":15.273444403735319,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:01","startHours":9.646788848948177,"endHours":10.009798884740896,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:34","end":"07:51","startHours":7.559481143140044,"endHours":7.849889171774219,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"12:55","startHours":12.187859099497208,"endHours":12.913879171082646,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:39","end":"06:23","startHours":5.65367845522827,"endHours":6.3796985268137085,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:12","end":"07:06","startHours":6.198193508917349,"endHours":7.105718598399146,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:06","startHours":14.36591931425352,"endHours":15.091939385838959,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.79601967218071,"endHours":18.196019672180707,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:27","startHours":17.996019672180708,"endHours":18.449782216921605,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.746019672180708,"endHours":19.496019672180708,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"00:55","startHours":24.18785909949721,"endHours":24.913879171082648,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:06","end":"08:28","startHours":7.105718598399146,"endHours":8.467006232621841,"quality":"auspicious"},{"name":"Kāla","start":"08:28","end":"09:50","startHours":8.467006232621841,"endHours":9.828293866844536,"quality":"inauspicious"},{"name":"Śubha","start":"09:50","end":"11:11","startHours":9.828293866844536,"endHours":11.18958150106723,"quality":"auspicious"},{"name":"Roga","start":"11:11","end":"12:33","startHours":11.18958150106723,"endHours":12.550869135289926,"quality":"inauspicious"},{"name":"Udveg","start":"12:33","end":"13:55","startHours":12.550869135289926,"endHours":13.91215676951262,"quality":"inauspicious"},{"name":"Chala","start":"13:55","end":"15:16","startHours":13.91215676951262,"endHours":15.273444403735319,"quality":"neutral"},{"name":"Labha","start":"15:16","end":"16:38","startHours":15.273444403735319,"endHours":16.634732037958013,"quality":"auspicious"},{"name":"Amṛta","start":"16:38","end":"18:00","startHours":16.634732037958013,"endHours":17.996019672180708,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:00","end":"19:38","startHours":17.996019672180708,"endHours":19.634732037958013,"quality":"neutral"},{"name":"Labha","start":"19:38","end":"21:16","startHours":19.634732037958013,"endHours":21.27344440373532,"quality":"auspicious"},{"name":"Amṛta","start":"21:16","end":"22:55","startHours":21.27344440373532,"endHours":22.91215676951262,"quality":"auspicious"},{"name":"Kāla","start":"22:55","end":"00:33","startHours":22.91215676951262,"endHours":24.55086913528993,"quality":"inauspicious"},{"name":"Śubha","start":"00:33","end":"02:11","startHours":24.55086913528993,"endHours":26.18958150106723,"quality":"auspicious"},{"name":"Roga","start":"02:11","end":"03:50","startHours":26.18958150106723,"endHours":27.828293866844536,"quality":"inauspicious"},{"name":"Udveg","start":"03:50","end":"05:28","startHours":27.828293866844536,"endHours":29.46700623262184,"quality":"inauspicious"},{"name":"Chala","start":"05:28","end":"07:06","startHours":29.46700623262184,"endHours":31.105718598399147,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:06","end":"08:06","startHours":7.105718598399146,"endHours":8.105718598399147,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:06","end":"09:06","startHours":8.105718598399147,"endHours":9.105718598399147,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:06","end":"10:06","startHours":9.105718598399147,"endHours":10.105718598399147,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:06","end":"11:06","startHours":10.105718598399147,"endHours":11.105718598399147,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:06","end":"12:06","startHours":11.105718598399147,"endHours":12.105718598399147,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:06","end":"13:06","startHours":12.105718598399147,"endHours":13.105718598399147,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:06","end":"14:06","startHours":13.105718598399147,"endHours":14.105718598399147,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:06","end":"15:06","startHours":14.105718598399147,"endHours":15.105718598399147,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:06","end":"16:06","startHours":15.105718598399147,"endHours":16.105718598399147,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:06","end":"17:06","startHours":16.105718598399147,"endHours":17.105718598399147,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:06","end":"18:06","startHours":17.105718598399147,"endHours":18.105718598399147,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:06","end":"19:06","startHours":18.105718598399147,"endHours":19.105718598399147,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:06","end":"20:06","startHours":19.105718598399147,"endHours":20.105718598399147,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:06","end":"21:06","startHours":20.105718598399147,"endHours":21.105718598399147,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:06","end":"22:06","startHours":21.105718598399147,"endHours":22.105718598399147,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:06","end":"23:06","startHours":22.105718598399147,"endHours":23.105718598399147,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:06","end":"00:06","startHours":23.105718598399147,"endHours":24.105718598399147,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:06","end":"01:06","startHours":24.105718598399147,"endHours":25.105718598399147,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:06","end":"02:06","startHours":25.105718598399147,"endHours":26.105718598399147,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:06","end":"03:06","startHours":26.105718598399147,"endHours":27.105718598399147,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:06","end":"04:06","startHours":27.105718598399147,"endHours":28.105718598399147,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:06","end":"05:06","startHours":28.105718598399147,"endHours":29.105718598399147,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:06","end":"06:06","startHours":29.105718598399147,"endHours":30.105718598399147,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:06","end":"07:06","startHours":30.105718598399147,"endHours":31.105718598399147,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","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":-17.233089891673835,"eotMinutes":-13.689348117395623,"ayanamsa":23.6027}},"calendars":{"vikram_samvat":2039,"vikram_samvatsara":"Yuva","saka_samvat":1904,"saka_samvatsara":"Dundubhi","bengali_samvat":1389,"malayalam_era":1158,"nanakshahi_year":513,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Aṣṭamī · Vikram 2039 Yuva · Śaka 1904 Dundubhi"},"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":"bhishma-ashtami","name":"Bhīṣmāṣṭamī","name_sanskrit":"भीष्माष्टमी","tradition":"Pan-Hindu","associated_deity":"Bhīṣma Pitāmaha","significance":"Bhīṣma's mahaprasthāna anniversary (Māgha Śukla 8); Bhīṣma-tarpaṇa.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2,"sources":["Mahābhārata, Anuśāsana Parva"]},{"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":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5},{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 1, 1982 CE · Vṛndāvana · Vidhyamitra","description":"February 1, 1982 CE for Vṛndāvana: Śukla Aṣṭamī, sūryodaya 07:06, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1982-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1982-02-01","sa":"https://sa.vidhyamitra.com/city/vrindavan/1982-02-01","hi":"https://hi.vidhyamitra.com/city/vrindavan/1982-02-01","x-default":"https://vidhyamitra.com/city/vrindavan/1982-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T12:23:22.763Z","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":"2026-05-18T12:23:22.763Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T12:23:22.763Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}