{"id":"vidhyamitra:city-day:dhanbad:2012-01-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dhanbad/2012-01-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-01-01","date_display":"January 1, 2012 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":2012,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455927.770833,"kali_year":5113,"ahargana":1867462.2708,"sun":{"sidereal_longitude":255.7185,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":342.7768,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":87.0584,"elapsed_within_tithi_degrees":3.0584},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":342.7768,"elapsed_within_degrees":9.4435},"yoga":{"number":18,"name":"Varīyān","sum_longitude":238.4953},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"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":2012,"month":1,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455927.770833,"ahargana":1867462.2708,"kali_year":5113,"ayanamsa_lahiri":24.0206,"grahas":{"sun":{"sidereal_longitude":255.98655600000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":343.689456,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false,"latitude":4.2304},"mars":{"sidereal_longitude":145.905256,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":235.60195599999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":6.252955999999983,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":289.69305600000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":184.00635599999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":232.862,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":52.862,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2012,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455927.770833,"kali_year":5113,"ahargana":1867462.2708,"sun":{"sidereal_longitude":255.7185,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":342.7768,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":87.0584,"elapsed_within_tithi_degrees":3.0584},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":342.7768,"elapsed_within_degrees":9.4435},"yoga":{"number":18,"name":"Varīyān","sum_longitude":238.4953},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.23,"elongation":87.058},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.23,"opposition_distance":92.942}},"eclipse_window_40days":[]},"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":"06:27","sunsetLocal":"17:09","solarNoonLocal":"11:48","dayLengthHours":10.691494304633066,"dayLengthDisplay":"10 Hours 41 Mins 29 Secs","nightLengthDisplay":"13 Hours 18 Mins 31 Secs","moonriseLocal":"11:31","moonsetLocal":"23:47","rahuKala":{"name":"Rāhu Kāla","start":"15:49","end":"17:09","startHours":15.809036669627332,"endHours":17.145473457706466,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:48","end":"13:08","startHours":11.799726305389932,"endHours":13.136163093469065,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:28","end":"15:49","startHours":14.472599881548199,"endHours":15.809036669627332,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:18","startHours":8.94866115748778,"endHours":9.30504430097555,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:54","end":"07:11","startHours":6.899458082433111,"endHours":7.184564597223326,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:27","end":"12:09","startHours":11.443343161902165,"endHours":12.156109448877702,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:02","end":"05:44","startHours":5.028446579122324,"endHours":5.741212866097862,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:34","end":"06:27","startHours":5.563021294353978,"endHours":6.4539791530734,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:35","end":"14:18","startHours":13.581642022828778,"endHours":14.294408309804314,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:57","end":"17:21","startHours":16.945473457706466,"endHours":17.345473457706465,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:09","end":"17:35","startHours":17.145473457706466,"endHours":17.590952387066178,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:54","end":"18:39","startHours":16.895473457706466,"endHours":18.645473457706466,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:27","end":"00:09","startHours":23.443343161902163,"endHours":24.1561094488777,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:27","end":"07:47","startHours":6.4539791530734,"endHours":7.790415941152533,"quality":"inauspicious"},{"name":"Chala","start":"07:47","end":"09:08","startHours":7.790415941152533,"endHours":9.126852729231667,"quality":"neutral"},{"name":"Labha","start":"09:08","end":"10:28","startHours":9.126852729231667,"endHours":10.463289517310798,"quality":"auspicious"},{"name":"Amṛta","start":"10:28","end":"11:48","startHours":10.463289517310798,"endHours":11.799726305389932,"quality":"auspicious"},{"name":"Kāla","start":"11:48","end":"13:08","startHours":11.799726305389932,"endHours":13.136163093469065,"quality":"inauspicious"},{"name":"Śubha","start":"13:08","end":"14:28","startHours":13.136163093469065,"endHours":14.472599881548199,"quality":"auspicious"},{"name":"Roga","start":"14:28","end":"15:49","startHours":14.472599881548199,"endHours":15.809036669627332,"quality":"inauspicious"},{"name":"Udveg","start":"15:49","end":"17:09","startHours":15.809036669627332,"endHours":17.145473457706466,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:09","end":"18:49","startHours":17.145473457706466,"endHours":18.809036669627332,"quality":"auspicious"},{"name":"Roga","start":"18:49","end":"20:28","startHours":18.809036669627332,"endHours":20.4725998815482,"quality":"inauspicious"},{"name":"Udveg","start":"20:28","end":"22:08","startHours":20.4725998815482,"endHours":22.136163093469065,"quality":"inauspicious"},{"name":"Chala","start":"22:08","end":"23:48","startHours":22.136163093469065,"endHours":23.79972630538993,"quality":"neutral"},{"name":"Labha","start":"23:48","end":"01:28","startHours":23.79972630538993,"endHours":25.4632895173108,"quality":"auspicious"},{"name":"Amṛta","start":"01:28","end":"03:08","startHours":25.4632895173108,"endHours":27.126852729231665,"quality":"auspicious"},{"name":"Kāla","start":"03:08","end":"04:47","startHours":27.126852729231665,"endHours":28.79041594115253,"quality":"inauspicious"},{"name":"Śubha","start":"04:47","end":"06:27","startHours":28.79041594115253,"endHours":30.453979153073398,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:27","end":"07:27","startHours":6.4539791530734,"endHours":7.4539791530734,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:27","end":"08:27","startHours":7.4539791530734,"endHours":8.4539791530734,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:27","end":"09:27","startHours":8.4539791530734,"endHours":9.4539791530734,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:27","end":"10:27","startHours":9.4539791530734,"endHours":10.4539791530734,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:27","end":"11:27","startHours":10.4539791530734,"endHours":11.4539791530734,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:27","end":"12:27","startHours":11.4539791530734,"endHours":12.4539791530734,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:27","end":"13:27","startHours":12.4539791530734,"endHours":13.4539791530734,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:27","end":"14:27","startHours":13.4539791530734,"endHours":14.4539791530734,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:27","end":"15:27","startHours":14.4539791530734,"endHours":15.4539791530734,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:27","end":"16:27","startHours":15.4539791530734,"endHours":16.453979153073398,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:27","end":"17:27","startHours":16.453979153073398,"endHours":17.453979153073398,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:27","end":"18:27","startHours":17.453979153073398,"endHours":18.453979153073398,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:27","end":"19:27","startHours":18.453979153073398,"endHours":19.453979153073398,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:27","end":"20:27","startHours":19.453979153073398,"endHours":20.453979153073398,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:27","end":"21:27","startHours":20.453979153073398,"endHours":21.453979153073398,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:27","end":"22:27","startHours":21.453979153073398,"endHours":22.453979153073398,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:27","end":"23:27","startHours":22.453979153073398,"endHours":23.453979153073398,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:27","end":"00:27","startHours":23.453979153073398,"endHours":24.453979153073398,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:27","end":"01:27","startHours":24.453979153073398,"endHours":25.453979153073398,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:27","end":"02:27","startHours":25.453979153073398,"endHours":26.453979153073398,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:27","end":"03:27","startHours":26.453979153073398,"endHours":27.453979153073398,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:27","end":"04:27","startHours":27.453979153073398,"endHours":28.453979153073398,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:27","end":"05:27","startHours":28.453979153073398,"endHours":29.453979153073398,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:27","end":"06:27","startHours":29.453979153073398,"endHours":30.453979153073398,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.059160447039773,"eotMinutes":-3.705178323396069,"ayanamsa":24.0206}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Aṣṭamī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"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":[{"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}]},"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 January 1, 2012 CE · Dhanbad, Jharkhand · Vidhyamitra","description":"January 1, 2012 CE for Dhanbad, Jharkhand: Śukla Aṣṭamī, sūryodaya 06:27, sūryāsta 17:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dhanbad/2012-01-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dhanbad/2012-01-01","sa":"https://sa.vidhyamitra.com/city/dhanbad/2012-01-01","hi":"https://hi.vidhyamitra.com/city/dhanbad/2012-01-01","x-default":"https://vidhyamitra.com/city/dhanbad/2012-01-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T09:14:47.050Z","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":"2026-05-16T09:14:47.050Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T09:14:47.050Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}