{"id":"vidhyamitra:city-day:boston:2017-10-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/boston/2017-10-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-10-07","date_display":"October 7, 2017 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":2017,"month":10,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458033.770833,"kali_year":5119,"ahargana":1869568.2708,"sun":{"sidereal_longitude":169.0822,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":4.1726,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":195.0904,"elapsed_within_tithi_degrees":3.0904},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":4.1726,"elapsed_within_degrees":4.1726},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":173.2548},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2017,"month":10,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458033.770833,"ahargana":1869568.2708,"kali_year":5119,"ayanamsa_lahiri":24.1012,"grahas":{"sun":{"sidereal_longitude":169.86929199999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"moon":{"sidereal_longitude":6.4998919999999885,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":-4.005},"mars":{"sidereal_longitude":145.680092,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":168.17179199999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":184.855192,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":146.54959200000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":238.355592,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":121.276,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":301.276,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2017,"month":10,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458033.770833,"kali_year":5119,"ahargana":1869568.2708,"sun":{"sidereal_longitude":169.0822,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":4.1726,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":195.0904,"elapsed_within_tithi_degrees":3.0904},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":4.1726,"elapsed_within_degrees":4.1726},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":173.2548},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.005,"elongation":164.91},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.005,"opposition_distance":15.09}},"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":"05:47","sunsetLocal":"17:16","solarNoonLocal":"11:31","dayLengthHours":11.478604434952956,"dayLengthDisplay":"11 Hours 28 Mins 43 Secs","nightLengthDisplay":"12 Hours 31 Mins 17 Secs","moonriseLocal":"17:51","moonsetLocal":"07:25","rahuKala":{"name":"Rāhu Kāla","start":"08:39","end":"10:05","startHours":8.65162972111143,"endHours":10.08645527548055,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:57","end":"14:23","startHours":12.956106384218788,"endHours":14.390931938587908,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:47","end":"07:13","startHours":5.78197861237319,"endHours":7.2168041667423095,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:28","end":"08:51","startHours":8.460319647195547,"endHours":8.842939795027311,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:16","end":"06:34","startHours":6.260253797162896,"endHours":6.566349915428308,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:08","end":"11:54","startHours":11.138660682017903,"endHours":11.903900977681435,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:15","end":"05:01","startHours":4.251498021046129,"endHours":5.0167383167096595,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:50","end":"05:47","startHours":4.825428242793777,"endHours":5.78197861237319,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:26","end":"14:12","startHours":13.434381569008494,"endHours":14.199621864672023,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:04","end":"17:28","startHours":17.060583047326148,"endHours":17.460583047326146,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:16","end":"17:44","startHours":17.260583047326147,"endHours":17.738858232115852,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:01","end":"18:46","startHours":17.010583047326147,"endHours":18.760583047326147,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:08","end":"23:54","startHours":23.138660682017903,"endHours":23.903900977681435,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:47","end":"07:13","startHours":5.78197861237319,"endHours":7.2168041667423095,"quality":"inauspicious"},{"name":"Śubha","start":"07:13","end":"08:39","startHours":7.2168041667423095,"endHours":8.65162972111143,"quality":"auspicious"},{"name":"Roga","start":"08:39","end":"10:05","startHours":8.65162972111143,"endHours":10.08645527548055,"quality":"inauspicious"},{"name":"Udveg","start":"10:05","end":"11:31","startHours":10.08645527548055,"endHours":11.521280829849669,"quality":"inauspicious"},{"name":"Chala","start":"11:31","end":"12:57","startHours":11.521280829849669,"endHours":12.956106384218788,"quality":"neutral"},{"name":"Labha","start":"12:57","end":"14:23","startHours":12.956106384218788,"endHours":14.390931938587908,"quality":"auspicious"},{"name":"Amṛta","start":"14:23","end":"15:50","startHours":14.390931938587908,"endHours":15.825757492957027,"quality":"auspicious"},{"name":"Kāla","start":"15:50","end":"17:16","startHours":15.825757492957027,"endHours":17.260583047326147,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:16","end":"18:50","startHours":17.260583047326147,"endHours":18.825757492957027,"quality":"auspicious"},{"name":"Amṛta","start":"18:50","end":"20:23","startHours":18.825757492957027,"endHours":20.390931938587908,"quality":"auspicious"},{"name":"Kāla","start":"20:23","end":"21:57","startHours":20.390931938587908,"endHours":21.95610638421879,"quality":"inauspicious"},{"name":"Śubha","start":"21:57","end":"23:31","startHours":21.95610638421879,"endHours":23.52128082984967,"quality":"auspicious"},{"name":"Roga","start":"23:31","end":"01:05","startHours":23.52128082984967,"endHours":25.08645527548055,"quality":"inauspicious"},{"name":"Udveg","start":"01:05","end":"02:39","startHours":25.08645527548055,"endHours":26.65162972111143,"quality":"inauspicious"},{"name":"Chala","start":"02:39","end":"04:13","startHours":26.65162972111143,"endHours":28.21680416674231,"quality":"neutral"},{"name":"Labha","start":"04:13","end":"05:47","startHours":28.21680416674231,"endHours":29.78197861237319,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:47","end":"06:47","startHours":5.78197861237319,"endHours":6.78197861237319,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:47","end":"07:47","startHours":6.78197861237319,"endHours":7.78197861237319,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:47","end":"08:47","startHours":7.78197861237319,"endHours":8.78197861237319,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:47","end":"09:47","startHours":8.78197861237319,"endHours":9.78197861237319,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:47","end":"10:47","startHours":9.78197861237319,"endHours":10.78197861237319,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:47","end":"11:47","startHours":10.78197861237319,"endHours":11.78197861237319,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:47","end":"12:47","startHours":11.78197861237319,"endHours":12.78197861237319,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:47","end":"13:47","startHours":12.78197861237319,"endHours":13.78197861237319,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:47","end":"14:47","startHours":13.78197861237319,"endHours":14.78197861237319,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:47","end":"15:47","startHours":14.78197861237319,"endHours":15.78197861237319,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:47","end":"16:47","startHours":15.78197861237319,"endHours":16.78197861237319,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:47","end":"17:47","startHours":16.78197861237319,"endHours":17.78197861237319,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:47","end":"18:47","startHours":17.78197861237319,"endHours":18.78197861237319,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:47","end":"19:47","startHours":18.78197861237319,"endHours":19.78197861237319,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:47","end":"20:47","startHours":19.78197861237319,"endHours":20.78197861237319,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:47","end":"21:47","startHours":20.78197861237319,"endHours":21.78197861237319,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:47","end":"22:47","startHours":21.78197861237319,"endHours":22.78197861237319,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:47","end":"23:47","startHours":22.78197861237319,"endHours":23.78197861237319,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:47","end":"00:47","startHours":23.78197861237319,"endHours":24.78197861237319,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:47","end":"01:47","startHours":24.78197861237319,"endHours":25.78197861237319,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:47","end":"02:47","startHours":25.78197861237319,"endHours":26.78197861237319,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:47","end":"03:47","startHours":26.78197861237319,"endHours":27.78197861237319,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:47","end":"04:47","startHours":27.78197861237319,"endHours":28.78197861237319,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:47","end":"05:47","startHours":28.78197861237319,"endHours":29.78197861237319,"planetary_lord":"Mercury"}],"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":"East","anandadiYoga":{"name":"Rākṣasa","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":-5.5101119785255435,"eotMinutes":12.958750209019716,"ayanamsa":24.1012}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","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":"Kārtika Kṛṣṇa Dvitīyā · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"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":"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, 2017 CE · Boston, USA · Vidhyamitra","description":"October 7, 2017 CE for Boston, USA: Kṛṣṇa Dvitīyā, sūryodaya 05:47, sūryāsta 17:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/boston/2017-10-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/boston/2017-10-07","sa":"https://sa.vidhyamitra.com/city/boston/2017-10-07","hi":"https://hi.vidhyamitra.com/city/boston/2017-10-07","x-default":"https://vidhyamitra.com/city/boston/2017-10-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T00:23:58.507Z","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":"2026-06-03T00:23:58.507Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T00:23:58.507Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}