{"id":"vidhyamitra:city-day:dhanbad:1982-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dhanbad/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":"dhanbad","name":"Dhanbad, Jharkhand","lat":23.7957,"lon":86.4304,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"dhanbad","name":"Dhanbad, Jharkhand","lat":23.7957,"lon":86.4304,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"sunriseLocal":"06:26","sunsetLocal":"17:30","solarNoonLocal":"11:58","dayLengthHours":11.079942273505551,"dayLengthDisplay":"11 Hours 04 Mins 48 Secs","nightLengthDisplay":"12 Hours 55 Mins 12 Secs","moonriseLocal":"11:03","moonsetLocal":"23:55","rahuKala":{"name":"Rāhu Kāla","start":"07:49","end":"09:12","startHours":7.811150782725343,"endHours":9.196143566913538,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:35","end":"11:58","startHours":10.58113635110173,"endHours":11.966129135289926,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:21","end":"14:44","startHours":13.351121919478118,"endHours":14.736114703666313,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:01","end":"09:23","startHours":9.011477862355111,"endHours":9.380809271471962,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:53","end":"07:11","startHours":6.8878222599332135,"endHours":7.183287387226695,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:36","end":"12:20","startHours":11.596797726173074,"endHours":12.335460544406777,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:57","end":"05:41","startHours":4.9488323620697425,"endHours":5.687495180303445,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:30","end":"06:26","startHours":5.50282947574502,"endHours":6.426157998537149,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:33","startHours":13.812786180874184,"endHours":14.551448999107887,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:18","end":"17:42","startHours":17.306100272042702,"endHours":17.7061002720427,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:30","end":"17:58","startHours":17.5061002720427,"endHours":17.967764533438768,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:15","end":"19:00","startHours":17.2561002720427,"endHours":19.0061002720427,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:36","end":"00:20","startHours":23.596797726173072,"endHours":24.33546054440678,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:26","end":"07:49","startHours":6.426157998537149,"endHours":7.811150782725343,"quality":"auspicious"},{"name":"Kāla","start":"07:49","end":"09:12","startHours":7.811150782725343,"endHours":9.196143566913538,"quality":"inauspicious"},{"name":"Śubha","start":"09:12","end":"10:35","startHours":9.196143566913538,"endHours":10.58113635110173,"quality":"auspicious"},{"name":"Roga","start":"10:35","end":"11:58","startHours":10.58113635110173,"endHours":11.966129135289926,"quality":"inauspicious"},{"name":"Udveg","start":"11:58","end":"13:21","startHours":11.966129135289926,"endHours":13.351121919478118,"quality":"inauspicious"},{"name":"Chala","start":"13:21","end":"14:44","startHours":13.351121919478118,"endHours":14.736114703666313,"quality":"neutral"},{"name":"Labha","start":"14:44","end":"16:07","startHours":14.736114703666313,"endHours":16.121107487854506,"quality":"auspicious"},{"name":"Amṛta","start":"16:07","end":"17:30","startHours":16.121107487854506,"endHours":17.5061002720427,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:30","end":"19:07","startHours":17.5061002720427,"endHours":19.12110748785451,"quality":"neutral"},{"name":"Labha","start":"19:07","end":"20:44","startHours":19.12110748785451,"endHours":20.736114703666313,"quality":"auspicious"},{"name":"Amṛta","start":"20:44","end":"22:21","startHours":20.736114703666313,"endHours":22.351121919478118,"quality":"auspicious"},{"name":"Kāla","start":"22:21","end":"23:58","startHours":22.351121919478118,"endHours":23.966129135289926,"quality":"inauspicious"},{"name":"Śubha","start":"23:58","end":"01:35","startHours":23.966129135289926,"endHours":25.581136351101733,"quality":"auspicious"},{"name":"Roga","start":"01:35","end":"03:12","startHours":25.581136351101733,"endHours":27.196143566913538,"quality":"inauspicious"},{"name":"Udveg","start":"03:12","end":"04:49","startHours":27.196143566913538,"endHours":28.811150782725342,"quality":"inauspicious"},{"name":"Chala","start":"04:49","end":"06:26","startHours":28.811150782725342,"endHours":30.42615799853715,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:26","end":"07:26","startHours":6.426157998537149,"endHours":7.426157998537149,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:26","end":"08:26","startHours":7.426157998537149,"endHours":8.42615799853715,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:26","end":"09:26","startHours":8.42615799853715,"endHours":9.42615799853715,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:26","end":"10:26","startHours":9.42615799853715,"endHours":10.42615799853715,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:26","end":"11:26","startHours":10.42615799853715,"endHours":11.42615799853715,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:26","end":"12:26","startHours":11.42615799853715,"endHours":12.42615799853715,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:26","end":"13:26","startHours":12.42615799853715,"endHours":13.42615799853715,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:26","end":"14:26","startHours":13.42615799853715,"endHours":14.42615799853715,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:26","end":"15:26","startHours":14.42615799853715,"endHours":15.42615799853715,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:26","end":"16:26","startHours":15.42615799853715,"endHours":16.42615799853715,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:26","end":"17:26","startHours":16.42615799853715,"endHours":17.42615799853715,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:26","end":"18:26","startHours":17.42615799853715,"endHours":18.42615799853715,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:26","end":"19:26","startHours":18.42615799853715,"endHours":19.42615799853715,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:26","end":"20:26","startHours":19.42615799853715,"endHours":20.42615799853715,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:26","end":"21:26","startHours":20.42615799853715,"endHours":21.42615799853715,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:26","end":"22:26","startHours":21.42615799853715,"endHours":22.42615799853715,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:26","end":"23:26","startHours":22.42615799853715,"endHours":23.42615799853715,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:26","end":"00:26","startHours":23.42615799853715,"endHours":24.42615799853715,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:26","end":"01:26","startHours":24.42615799853715,"endHours":25.42615799853715,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:26","end":"02:26","startHours":25.42615799853715,"endHours":26.42615799853715,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:26","end":"03:26","startHours":26.42615799853715,"endHours":27.42615799853715,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:26","end":"04:26","startHours":27.42615799853715,"endHours":28.42615799853715,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:26","end":"05:26","startHours":28.42615799853715,"endHours":29.42615799853715,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:26","end":"06:26","startHours":29.42615799853715,"endHours":30.42615799853715,"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"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","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","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Aṣṭamī · Vikram 2039 Yuva · Śaka 1904 Dundubhi"},"festivals":[{"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"]}],"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":"dhanbad"},"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 · Dhanbad, Jharkhand · Vidhyamitra","description":"February 1, 1982 CE for Dhanbad, Jharkhand: Śukla Aṣṭamī, sūryodaya 06:26, sūryāsta 17:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dhanbad/1982-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dhanbad/1982-02-01","sa":"https://sa.vidhyamitra.com/city/dhanbad/1982-02-01","hi":"https://hi.vidhyamitra.com/city/dhanbad/1982-02-01","x-default":"https://vidhyamitra.com/city/dhanbad/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":"2026-06-01T19:14:23.526Z","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":"2026-06-01T19:14:23.526Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T19:14:23.526Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}