{"id":"vidhyamitra:city-day:boston:2002-10-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/boston/2002-10-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-10-07","date_display":"October 7, 2002 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":2002,"month":10,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452554.770833,"kali_year":5104,"ahargana":1864089.2708,"sun":{"sidereal_longitude":168.9651,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":176.2401,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":7.275,"elapsed_within_tithi_degrees":7.275},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":176.2401,"elapsed_within_degrees":2.9068},"yoga":{"number":26,"name":"Indra","sum_longitude":345.2052},"karana":{"half_tithi_index":1,"name":"Bava"},"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":2002,"month":10,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452554.770833,"ahargana":1864089.2708,"kali_year":5104,"ayanamsa_lahiri":23.8916,"grahas":{"sun":{"sidereal_longitude":169.71593000000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"moon":{"sidereal_longitude":177.78763000000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false,"latitude":3.7002},"mars":{"sidereal_longitude":150.56203,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":154.49793,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":109.10962999999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":201.54462999999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":65.09733,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":51.5798,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":231.5798,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2002,"month":10,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452554.770833,"kali_year":5104,"ahargana":1864089.2708,"sun":{"sidereal_longitude":168.9651,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":176.2401,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":7.275,"elapsed_within_tithi_degrees":7.275},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":176.2401,"elapsed_within_degrees":2.9068},"yoga":{"number":26,"name":"Indra","sum_longitude":345.2052},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.7,"elongation":7.275},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.7,"opposition_distance":172.725}},"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":"05:46","sunsetLocal":"17:16","solarNoonLocal":"11:31","dayLengthHours":11.495886034289477,"dayLengthDisplay":"11 Hours 29 Mins 45 Secs","nightLengthDisplay":"12 Hours 30 Mins 15 Secs","moonriseLocal":"06:31","moonsetLocal":"17:36","rahuKala":{"name":"Rāhu Kāla","start":"07:13","end":"08:39","startHours":7.210323566991114,"endHours":8.647309321277298,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:05","end":"11:31","startHours":10.084295075563483,"endHours":11.521280829849669,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:57","end":"14:24","startHours":12.958266584135853,"endHours":14.395252338422036,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:27","end":"08:50","startHours":8.455711220705808,"endHours":8.83890742184879,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:34","startHours":6.252333064133658,"endHours":6.5588900250480435,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:08","end":"11:54","startHours":11.138084628706686,"endHours":11.904477030992652,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:14","end":"05:00","startHours":4.240553008132999,"endHours":5.006945410418965,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:49","end":"05:46","startHours":4.815347309847473,"endHours":5.77333781270493,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:26","end":"14:12","startHours":13.43726183556458,"endHours":14.203654237850545,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:04","end":"17:28","startHours":17.069223846994408,"endHours":17.469223846994407,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:16","end":"17:45","startHours":17.269223846994407,"endHours":17.748219098423135,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:01","end":"18:46","startHours":17.019223846994407,"endHours":18.769223846994407,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:08","end":"23:54","startHours":23.138084628706686,"endHours":23.904477030992652,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:46","end":"07:13","startHours":5.77333781270493,"endHours":7.210323566991114,"quality":"auspicious"},{"name":"Kāla","start":"07:13","end":"08:39","startHours":7.210323566991114,"endHours":8.647309321277298,"quality":"inauspicious"},{"name":"Śubha","start":"08:39","end":"10:05","startHours":8.647309321277298,"endHours":10.084295075563483,"quality":"auspicious"},{"name":"Roga","start":"10:05","end":"11:31","startHours":10.084295075563483,"endHours":11.521280829849669,"quality":"inauspicious"},{"name":"Udveg","start":"11:31","end":"12:57","startHours":11.521280829849669,"endHours":12.958266584135853,"quality":"inauspicious"},{"name":"Chala","start":"12:57","end":"14:24","startHours":12.958266584135853,"endHours":14.395252338422036,"quality":"neutral"},{"name":"Labha","start":"14:24","end":"15:50","startHours":14.395252338422036,"endHours":15.832238092708224,"quality":"auspicious"},{"name":"Amṛta","start":"15:50","end":"17:16","startHours":15.832238092708224,"endHours":17.269223846994407,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:16","end":"18:50","startHours":17.269223846994407,"endHours":18.832238092708224,"quality":"neutral"},{"name":"Labha","start":"18:50","end":"20:24","startHours":18.832238092708224,"endHours":20.39525233842204,"quality":"auspicious"},{"name":"Amṛta","start":"20:24","end":"21:57","startHours":20.39525233842204,"endHours":21.958266584135853,"quality":"auspicious"},{"name":"Kāla","start":"21:57","end":"23:31","startHours":21.958266584135853,"endHours":23.52128082984967,"quality":"inauspicious"},{"name":"Śubha","start":"23:31","end":"01:05","startHours":23.52128082984967,"endHours":25.084295075563485,"quality":"auspicious"},{"name":"Roga","start":"01:05","end":"02:39","startHours":25.084295075563485,"endHours":26.647309321277298,"quality":"inauspicious"},{"name":"Udveg","start":"02:39","end":"04:13","startHours":26.647309321277298,"endHours":28.210323566991114,"quality":"inauspicious"},{"name":"Chala","start":"04:13","end":"05:46","startHours":28.210323566991114,"endHours":29.77333781270493,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:46","end":"06:46","startHours":5.77333781270493,"endHours":6.77333781270493,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:46","end":"07:46","startHours":6.77333781270493,"endHours":7.77333781270493,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:46","end":"08:46","startHours":7.77333781270493,"endHours":8.77333781270493,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:46","end":"09:46","startHours":8.77333781270493,"endHours":9.77333781270493,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:46","end":"10:46","startHours":9.77333781270493,"endHours":10.77333781270493,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:46","end":"11:46","startHours":10.77333781270493,"endHours":11.77333781270493,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:46","end":"12:46","startHours":11.77333781270493,"endHours":12.77333781270493,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:46","end":"13:46","startHours":12.77333781270493,"endHours":13.77333781270493,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:46","end":"14:46","startHours":13.77333781270493,"endHours":14.77333781270493,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:46","end":"15:46","startHours":14.77333781270493,"endHours":15.77333781270493,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:46","end":"16:46","startHours":15.77333781270493,"endHours":16.77333781270493,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:46","end":"17:46","startHours":16.77333781270493,"endHours":17.77333781270493,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:46","end":"18:46","startHours":17.77333781270493,"endHours":18.77333781270493,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:46","end":"19:46","startHours":18.77333781270493,"endHours":19.77333781270493,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:46","end":"20:46","startHours":19.77333781270493,"endHours":20.77333781270493,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:46","end":"21:46","startHours":20.77333781270493,"endHours":21.77333781270493,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:46","end":"22:46","startHours":21.77333781270493,"endHours":22.77333781270493,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:46","end":"23:46","startHours":22.77333781270493,"endHours":23.77333781270493,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:46","end":"00:46","startHours":23.77333781270493,"endHours":24.77333781270493,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:46","end":"01:46","startHours":24.77333781270493,"endHours":25.77333781270493,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:46","end":"02:46","startHours":25.77333781270493,"endHours":26.77333781270493,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:46","end":"03:46","startHours":26.77333781270493,"endHours":27.77333781270493,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:46","end":"04:46","startHours":27.77333781270493,"endHours":28.77333781270493,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:46","end":"05:46","startHours":28.77333781270493,"endHours":29.77333781270493,"planetary_lord":"Venus"}],"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":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-5.369276664722713,"eotMinutes":12.958750209019716,"ayanamsa":23.8916}},"calendars":{"vikram_samvat":2059,"vikram_samvatsara":"Manmatha","saka_samvat":1924,"saka_samvatsara":"Citrabhānu","bengali_samvat":1409,"malayalam_era":1178,"nanakshahi_year":533,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Pratipada · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"festivals":[{"id":"sharadiya-navratri-start","name":"Śāradīya Navrātri Start","name_sanskrit":"शारदीय नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī Durgā","significance":"Autumn Navrātri begins; Devī Mahiṣāsura-mardinī worship for 9 nights.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":1}],"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":[]},"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 October 7, 2002 CE · Boston, USA · Vidhyamitra","description":"October 7, 2002 CE for Boston, USA: Śukla Pratipada, sūryodaya 05:46, sūryāsta 17:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/boston/2002-10-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/boston/2002-10-07","sa":"https://sa.vidhyamitra.com/city/boston/2002-10-07","hi":"https://hi.vidhyamitra.com/city/boston/2002-10-07","x-default":"https://vidhyamitra.com/city/boston/2002-10-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T17:22:29.025Z","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":"2026-05-31T17:22:29.026Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T17:22:29.026Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}