{"id":"vidhyamitra:city-day:boston:2004-01-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/boston/2004-01-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2004-01-06","date_display":"January 6, 2004 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":2004,"month":1,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453010.770833,"kali_year":5105,"ahargana":1864545.2708,"sun":{"sidereal_longitude":260.931,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":62.4262,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":161.4952,"elapsed_within_tithi_degrees":5.4952},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":62.4262,"elapsed_within_degrees":9.0929},"yoga":{"number":25,"name":"Brahma","sum_longitude":323.3572},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2004,"month":1,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453010.770833,"ahargana":1864545.2708,"kali_year":5105,"ayanamsa_lahiri":23.9091,"grahas":{"sun":{"sidereal_longitude":261.13510699999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":63.273506999999995,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false,"latitude":2.5798},"mars":{"sidereal_longitude":348.230907,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":242.20210699999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":145.03810699999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":295.438407,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":75.30370700000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":27.4187,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":207.4187,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"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":2004,"month":1,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453010.770833,"kali_year":5105,"ahargana":1864545.2708,"sun":{"sidereal_longitude":260.931,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":62.4262,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":161.4952,"elapsed_within_tithi_degrees":5.4952},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":62.4262,"elapsed_within_degrees":9.0929},"yoga":{"number":25,"name":"Brahma","sum_longitude":323.3572},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.58,"elongation":161.495},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.58,"opposition_distance":18.505}},"eclipse_window_40days":[]},"city":{"slug":"boston","name":"Boston, USA","lat":42.3601,"lon":-71.0589,"tz_offset_hours":-5,"country":"US","tier":"diaspora"},"tier2":{"city":{"slug":"boston","name":"Boston, USA","lat":42.3601,"lon":-71.0589,"tz_offset_hours":-5,"country":"US","tier":"diaspora"},"sunriseLocal":"07:14","sunsetLocal":"16:26","solarNoonLocal":"11:50","dayLengthHours":9.202755030305184,"dayLengthDisplay":"9 Hours 12 Mins 10 Secs","nightLengthDisplay":"14 Hours 47 Mins 50 Secs","moonriseLocal":"15:02","moonsetLocal":"06:15","rahuKala":{"name":"Rāhu Kāla","start":"14:08","end":"15:17","startHours":14.135875776025859,"endHours":15.286220154814007,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:32","end":"10:41","startHours":9.534498260873267,"endHours":10.684842639661415,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:50","end":"12:59","startHours":11.835187018449563,"endHours":12.985531397237711,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:23","end":"09:41","startHours":9.381119010368181,"endHours":9.687877511378353,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:37","end":"07:52","startHours":7.617257629559687,"endHours":7.8626644303678255,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:32","end":"12:09","startHours":11.52842851743939,"endHours":12.141945519459735,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:00","end":"06:37","startHours":6.00677549925628,"endHours":6.620292501276626,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:28","end":"07:14","startHours":6.4669132507715394,"endHours":7.233809503296971,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:22","end":"13:59","startHours":13.368979523500428,"endHours":13.982496525520775,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:14","end":"16:38","startHours":16.236564533602156,"endHours":16.636564533602154,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:26","end":"16:49","startHours":16.436564533602155,"endHours":16.820012659864872,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:11","end":"17:56","startHours":16.186564533602155,"endHours":17.936564533602155,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:32","end":"00:09","startHours":23.52842851743939,"endHours":24.141945519459735,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:14","end":"08:23","startHours":7.233809503296971,"endHours":8.38415388208512,"quality":"inauspicious"},{"name":"Udveg","start":"08:23","end":"09:32","startHours":8.38415388208512,"endHours":9.534498260873267,"quality":"inauspicious"},{"name":"Chala","start":"09:32","end":"10:41","startHours":9.534498260873267,"endHours":10.684842639661415,"quality":"neutral"},{"name":"Labha","start":"10:41","end":"11:50","startHours":10.684842639661415,"endHours":11.835187018449563,"quality":"auspicious"},{"name":"Amṛta","start":"11:50","end":"12:59","startHours":11.835187018449563,"endHours":12.985531397237711,"quality":"auspicious"},{"name":"Kāla","start":"12:59","end":"14:08","startHours":12.985531397237711,"endHours":14.135875776025859,"quality":"inauspicious"},{"name":"Śubha","start":"14:08","end":"15:17","startHours":14.135875776025859,"endHours":15.286220154814007,"quality":"auspicious"},{"name":"Roga","start":"15:17","end":"16:26","startHours":15.286220154814007,"endHours":16.436564533602155,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"16:26","end":"18:17","startHours":16.436564533602155,"endHours":18.286220154814007,"quality":"inauspicious"},{"name":"Śubha","start":"18:17","end":"20:08","startHours":18.286220154814007,"endHours":20.13587577602586,"quality":"auspicious"},{"name":"Roga","start":"20:08","end":"21:59","startHours":20.13587577602586,"endHours":21.98553139723771,"quality":"inauspicious"},{"name":"Udveg","start":"21:59","end":"23:50","startHours":21.98553139723771,"endHours":23.835187018449563,"quality":"inauspicious"},{"name":"Chala","start":"23:50","end":"01:41","startHours":23.835187018449563,"endHours":25.684842639661415,"quality":"neutral"},{"name":"Labha","start":"01:41","end":"03:32","startHours":25.684842639661415,"endHours":27.534498260873267,"quality":"auspicious"},{"name":"Amṛta","start":"03:32","end":"05:23","startHours":27.534498260873267,"endHours":29.38415388208512,"quality":"auspicious"},{"name":"Kāla","start":"05:23","end":"07:14","startHours":29.38415388208512,"endHours":31.23380950329697,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.233809503296971,"endHours":8.233809503296971,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.233809503296971,"endHours":9.233809503296971,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.233809503296971,"endHours":10.233809503296971,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.233809503296971,"endHours":11.233809503296971,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.233809503296971,"endHours":12.233809503296971,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.233809503296971,"endHours":13.233809503296971,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.233809503296971,"endHours":14.233809503296971,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.233809503296971,"endHours":15.233809503296971,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.233809503296971,"endHours":16.23380950329697,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.23380950329697,"endHours":17.23380950329697,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.23380950329697,"endHours":18.23380950329697,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.23380950329697,"endHours":19.23380950329697,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.23380950329697,"endHours":20.23380950329697,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.23380950329697,"endHours":21.23380950329697,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.23380950329697,"endHours":22.23380950329697,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.23380950329697,"endHours":23.23380950329697,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.23380950329697,"endHours":24.23380950329697,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.23380950329697,"endHours":25.23380950329697,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.23380950329697,"endHours":26.23380950329697,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.23380950329697,"endHours":27.23380950329697,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.23380950329697,"endHours":28.23380950329697,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.23380950329697,"endHours":29.23380950329697,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.23380950329697,"endHours":30.23380950329697,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.23380950329697,"endHours":31.23380950329697,"planetary_lord":"Saturn"}],"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":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.58791061424926,"eotMinutes":-5.875621106973772,"ayanamsa":23.9091}},"calendars":{"vikram_samvat":2061,"vikram_samvatsara":"Hemalambī","saka_samvat":1926,"saka_samvatsara":"Tāraṇa","bengali_samvat":1411,"malayalam_era":1180,"nanakshahi_year":535,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Caturdaśī · Vikram 2061 Hemalambī · Śaka 1926 Tāraṇa"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"boston"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 6, 2004 CE · Boston, USA · Vidhyamitra","description":"January 6, 2004 CE for Boston, USA: Śukla Caturdaśī, sūryodaya 07:14, sūryāsta 16:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/boston/2004-01-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/boston/2004-01-06","sa":"https://sa.vidhyamitra.com/city/boston/2004-01-06","hi":"https://hi.vidhyamitra.com/city/boston/2004-01-06","x-default":"https://vidhyamitra.com/city/boston/2004-01-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T06:20:49.803Z","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":"2026-06-03T06:20:49.803Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T06:20:49.803Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}