{"id":"vidhyamitra:city-day:boston:2007-01-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/boston/2007-01-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2007-01-07","date_display":"January 7, 2007 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":2007,"month":1,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454107.770833,"kali_year":5108,"ahargana":1865642.2708,"sun":{"sidereal_longitude":262.189,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":125.0758,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":222.8868,"elapsed_within_tithi_degrees":6.8868},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":125.0758,"elapsed_within_degrees":5.0758},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":27.2648},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":2007,"month":1,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2454107.770833,"ahargana":1865642.2708,"kali_year":5108,"ayanamsa_lahiri":23.951,"grahas":{"sun":{"sidereal_longitude":262.388694,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":123.34459399999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false,"latitude":1.8444},"mars":{"sidereal_longitude":238.73929399999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":262.2061940000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":226.21009400000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":279.582094,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":120.04319399999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":329.2944,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":149.2944,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"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":2007,"month":1,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454107.770833,"kali_year":5108,"ahargana":1865642.2708,"sun":{"sidereal_longitude":262.189,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":125.0758,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":222.8868,"elapsed_within_tithi_degrees":6.8868},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":125.0758,"elapsed_within_degrees":5.0758},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":27.2648},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.844,"elongation":137.113},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.844,"opposition_distance":42.887}},"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":"16:27","solarNoonLocal":"11:51","dayLengthHours":9.225568827576957,"dayLengthDisplay":"9 Hours 13 Mins 32 Secs","nightLengthDisplay":"14 Hours 46 Mins 28 Secs","moonriseLocal":"19:45","moonsetLocal":"09:24","rahuKala":{"name":"Rāhu Kāla","start":"15:18","end":"16:27","startHours":15.30171621546502,"endHours":16.45491231891214,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:51","end":"13:00","startHours":11.842127905123661,"endHours":12.995324008570782,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:09","end":"15:18","startHours":14.148520112017902,"endHours":15.30171621546502,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:23","end":"09:41","startHours":9.381976217769807,"endHours":9.68949517868904,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:37","end":"07:52","startHours":7.6137421924842235,"endHours":7.859757361219609,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:32","end":"12:09","startHours":11.534608944204429,"endHours":12.149646866042893,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:00","end":"06:37","startHours":5.999267647658256,"endHours":6.61430556949672,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:28","end":"07:14","startHours":6.460546089037104,"endHours":7.229343491335183,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:23","end":"14:00","startHours":13.379722709719822,"endHours":13.994760631558286,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:15","end":"16:39","startHours":16.25491231891214,"endHours":16.65491231891214,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:27","end":"16:50","startHours":16.45491231891214,"endHours":16.839311020061178,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:12","end":"17:57","startHours":16.20491231891214,"endHours":17.95491231891214,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:32","end":"00:09","startHours":23.53460894420443,"endHours":24.149646866042893,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:14","end":"08:23","startHours":7.229343491335183,"endHours":8.382539594782303,"quality":"inauspicious"},{"name":"Chala","start":"08:23","end":"09:32","startHours":8.382539594782303,"endHours":9.535735698229423,"quality":"neutral"},{"name":"Labha","start":"09:32","end":"10:41","startHours":9.535735698229423,"endHours":10.688931801676542,"quality":"auspicious"},{"name":"Amṛta","start":"10:41","end":"11:51","startHours":10.688931801676542,"endHours":11.842127905123661,"quality":"auspicious"},{"name":"Kāla","start":"11:51","end":"13:00","startHours":11.842127905123661,"endHours":12.995324008570782,"quality":"inauspicious"},{"name":"Śubha","start":"13:00","end":"14:09","startHours":12.995324008570782,"endHours":14.148520112017902,"quality":"auspicious"},{"name":"Roga","start":"14:09","end":"15:18","startHours":14.148520112017902,"endHours":15.30171621546502,"quality":"inauspicious"},{"name":"Udveg","start":"15:18","end":"16:27","startHours":15.30171621546502,"endHours":16.45491231891214,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"16:27","end":"18:18","startHours":16.45491231891214,"endHours":18.30171621546502,"quality":"auspicious"},{"name":"Roga","start":"18:18","end":"20:09","startHours":18.30171621546502,"endHours":20.1485201120179,"quality":"inauspicious"},{"name":"Udveg","start":"20:09","end":"22:00","startHours":20.1485201120179,"endHours":21.99532400857078,"quality":"inauspicious"},{"name":"Chala","start":"22:00","end":"23:51","startHours":21.99532400857078,"endHours":23.84212790512366,"quality":"neutral"},{"name":"Labha","start":"23:51","end":"01:41","startHours":23.84212790512366,"endHours":25.688931801676542,"quality":"auspicious"},{"name":"Amṛta","start":"01:41","end":"03:32","startHours":25.688931801676542,"endHours":27.535735698229423,"quality":"auspicious"},{"name":"Kāla","start":"03:32","end":"05:23","startHours":27.535735698229423,"endHours":29.3825395947823,"quality":"inauspicious"},{"name":"Śubha","start":"05:23","end":"07:14","startHours":29.3825395947823,"endHours":31.229343491335182,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.229343491335183,"endHours":8.229343491335182,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.229343491335182,"endHours":9.229343491335182,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.229343491335182,"endHours":10.229343491335182,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.229343491335182,"endHours":11.229343491335182,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.229343491335182,"endHours":12.229343491335182,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.229343491335182,"endHours":13.229343491335182,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.229343491335182,"endHours":14.229343491335182,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.229343491335182,"endHours":15.229343491335182,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.229343491335182,"endHours":16.229343491335182,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.229343491335182,"endHours":17.229343491335182,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.229343491335182,"endHours":18.229343491335182,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.229343491335182,"endHours":19.229343491335182,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.229343491335182,"endHours":20.229343491335182,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.229343491335182,"endHours":21.229343491335182,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.229343491335182,"endHours":22.229343491335182,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.229343491335182,"endHours":23.229343491335182,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.229343491335182,"endHours":24.229343491335182,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.229343491335182,"endHours":25.229343491335182,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.229343491335182,"endHours":26.229343491335182,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.229343491335182,"endHours":27.229343491335182,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.229343491335182,"endHours":28.229343491335182,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.229343491335182,"endHours":29.229343491335182,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.229343491335182,"endHours":30.229343491335182,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.229343491335182,"endHours":31.229343491335182,"planetary_lord":"Jupiter"}],"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":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"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":-22.43705891024962,"eotMinutes":-6.292074307419696,"ayanamsa":23.951}},"calendars":{"vikram_samvat":2064,"vikram_samvatsara":"Śārvarī","saka_samvat":1929,"saka_samvatsara":"Sarvajit","bengali_samvat":1414,"malayalam_era":1183,"nanakshahi_year":538,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","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":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Caturthī · Vikram 2064 Śārvarī · Śaka 1929 Sarvajit"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":[]},"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 7, 2007 CE · Boston, USA · Vidhyamitra","description":"January 7, 2007 CE for Boston, USA: Kṛṣṇa Caturthī, sūryodaya 07:14, sūryāsta 16:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/boston/2007-01-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/boston/2007-01-07","sa":"https://sa.vidhyamitra.com/city/boston/2007-01-07","hi":"https://hi.vidhyamitra.com/city/boston/2007-01-07","x-default":"https://vidhyamitra.com/city/boston/2007-01-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T07:05:44.040Z","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":"2026-06-03T07:05:44.040Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T07:05:44.040Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}