{"id":"vidhyamitra:city-day:boston:2001-08-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/boston/2001-08-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-08-07","date_display":"August 7, 2001 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":2001,"month":8,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452128.770833,"kali_year":5103,"ahargana":1863663.2708,"sun":{"sidereal_longitude":110.1703,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":323.9051,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":213.7348,"elapsed_within_tithi_degrees":9.7348},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":323.9051,"elapsed_within_degrees":3.9051},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":74.0754},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"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":2001,"month":8,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452128.770833,"ahargana":1863663.2708,"kali_year":5103,"ayanamsa_lahiri":23.8753,"grahas":{"sun":{"sidereal_longitude":110.74480599999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":321.16720599999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false,"latitude":-4.2214},"mars":{"sidereal_longitude":233.41540599999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":111.97940599999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":71.38170600000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":72.46920599999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":48.80930599999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":74.1513,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":254.1513,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":2001,"month":8,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452128.770833,"kali_year":5103,"ahargana":1863663.2708,"sun":{"sidereal_longitude":110.1703,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":323.9051,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":213.7348,"elapsed_within_tithi_degrees":9.7348},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":323.9051,"elapsed_within_degrees":3.9051},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":74.0754},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.221,"elongation":146.265},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.221,"opposition_distance":33.735}},"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":"04:42","sunsetLocal":"18:57","solarNoonLocal":"11:50","dayLengthHours":14.245071031719505,"dayLengthDisplay":"14 Hours 14 Mins 42 Secs","nightLengthDisplay":"9 Hours 45 Mins 18 Secs","moonriseLocal":"20:10","moonsetLocal":"07:33","rahuKala":{"name":"Rāhu Kāla","start":"15:23","end":"17:10","startHours":15.389792688181966,"endHours":17.170426567146905,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:16","end":"10:03","startHours":8.267257172322214,"endHours":10.047891051287152,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:50","end":"13:37","startHours":11.82852493025209,"endHours":13.609158809217028,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:02","end":"08:30","startHours":8.029839321793554,"endHours":8.504675022850872,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:18","end":"05:41","startHours":5.299534040713983,"endHours":5.679402601559836,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:21","end":"12:18","startHours":11.353689229194773,"endHours":12.303360631309408,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"02:48","end":"03:45","startHours":2.80664661016307,"endHours":3.7563180122777036,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:31","end":"04:42","startHours":3.5189001617490447,"endHours":4.705989414392337,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"15:09","startHours":14.202703435538673,"endHours":15.152374837653307,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:45","end":"19:09","startHours":18.751060446111843,"endHours":19.151060446111842,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:57","end":"19:33","startHours":18.951060446111843,"endHours":19.544605072433487,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:42","end":"20:27","startHours":18.701060446111843,"endHours":20.451060446111843,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:21","end":"00:18","startHours":23.353689229194774,"endHours":24.303360631309406,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"04:42","end":"06:29","startHours":4.705989414392337,"endHours":6.486623293357275,"quality":"inauspicious"},{"name":"Udveg","start":"06:29","end":"08:16","startHours":6.486623293357275,"endHours":8.267257172322214,"quality":"inauspicious"},{"name":"Chala","start":"08:16","end":"10:03","startHours":8.267257172322214,"endHours":10.047891051287152,"quality":"neutral"},{"name":"Labha","start":"10:03","end":"11:50","startHours":10.047891051287152,"endHours":11.82852493025209,"quality":"auspicious"},{"name":"Amṛta","start":"11:50","end":"13:37","startHours":11.82852493025209,"endHours":13.609158809217028,"quality":"auspicious"},{"name":"Kāla","start":"13:37","end":"15:23","startHours":13.609158809217028,"endHours":15.389792688181966,"quality":"inauspicious"},{"name":"Śubha","start":"15:23","end":"17:10","startHours":15.389792688181966,"endHours":17.170426567146905,"quality":"auspicious"},{"name":"Roga","start":"17:10","end":"18:57","startHours":17.170426567146905,"endHours":18.951060446111843,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:57","end":"20:10","startHours":18.951060446111843,"endHours":20.170426567146905,"quality":"inauspicious"},{"name":"Śubha","start":"20:10","end":"21:23","startHours":20.170426567146905,"endHours":21.389792688181966,"quality":"auspicious"},{"name":"Roga","start":"21:23","end":"22:37","startHours":21.389792688181966,"endHours":22.60915880921703,"quality":"inauspicious"},{"name":"Udveg","start":"22:37","end":"23:50","startHours":22.60915880921703,"endHours":23.82852493025209,"quality":"inauspicious"},{"name":"Chala","start":"23:50","end":"01:03","startHours":23.82852493025209,"endHours":25.047891051287152,"quality":"neutral"},{"name":"Labha","start":"01:03","end":"02:16","startHours":25.047891051287152,"endHours":26.267257172322214,"quality":"auspicious"},{"name":"Amṛta","start":"02:16","end":"03:29","startHours":26.267257172322214,"endHours":27.486623293357276,"quality":"auspicious"},{"name":"Kāla","start":"03:29","end":"04:42","startHours":27.486623293357276,"endHours":28.705989414392338,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"04:42","end":"05:42","startHours":4.705989414392337,"endHours":5.705989414392337,"planetary_lord":"Mars"},{"name":"Hora 2","start":"05:42","end":"06:42","startHours":5.705989414392337,"endHours":6.705989414392337,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"06:42","end":"07:42","startHours":6.705989414392337,"endHours":7.705989414392337,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"07:42","end":"08:42","startHours":7.705989414392337,"endHours":8.705989414392338,"planetary_lord":"Moon"},{"name":"Hora 5","start":"08:42","end":"09:42","startHours":8.705989414392338,"endHours":9.705989414392338,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"09:42","end":"10:42","startHours":9.705989414392338,"endHours":10.705989414392338,"planetary_lord":"Venus"},{"name":"Hora 7","start":"10:42","end":"11:42","startHours":10.705989414392338,"endHours":11.705989414392338,"planetary_lord":"Sun"},{"name":"Hora 8","start":"11:42","end":"12:42","startHours":11.705989414392338,"endHours":12.705989414392338,"planetary_lord":"Mars"},{"name":"Hora 9","start":"12:42","end":"13:42","startHours":12.705989414392338,"endHours":13.705989414392338,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"13:42","end":"14:42","startHours":13.705989414392338,"endHours":14.705989414392338,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"14:42","end":"15:42","startHours":14.705989414392338,"endHours":15.705989414392338,"planetary_lord":"Moon"},{"name":"Hora 12","start":"15:42","end":"16:42","startHours":15.705989414392338,"endHours":16.705989414392338,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"16:42","end":"17:42","startHours":16.705989414392338,"endHours":17.705989414392338,"planetary_lord":"Venus"},{"name":"Hora 14","start":"17:42","end":"18:42","startHours":17.705989414392338,"endHours":18.705989414392338,"planetary_lord":"Sun"},{"name":"Hora 15","start":"18:42","end":"19:42","startHours":18.705989414392338,"endHours":19.705989414392338,"planetary_lord":"Mars"},{"name":"Hora 16","start":"19:42","end":"20:42","startHours":19.705989414392338,"endHours":20.705989414392338,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"20:42","end":"21:42","startHours":20.705989414392338,"endHours":21.705989414392338,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"21:42","end":"22:42","startHours":21.705989414392338,"endHours":22.705989414392338,"planetary_lord":"Moon"},{"name":"Hora 19","start":"22:42","end":"23:42","startHours":22.705989414392338,"endHours":23.705989414392338,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"23:42","end":"00:42","startHours":23.705989414392338,"endHours":24.705989414392338,"planetary_lord":"Venus"},{"name":"Hora 21","start":"00:42","end":"01:42","startHours":24.705989414392338,"endHours":25.705989414392338,"planetary_lord":"Sun"},{"name":"Hora 22","start":"01:42","end":"02:42","startHours":25.705989414392338,"endHours":26.705989414392338,"planetary_lord":"Mars"},{"name":"Hora 23","start":"02:42","end":"03:42","startHours":26.705989414392338,"endHours":27.705989414392338,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"03:42","end":"04:42","startHours":27.705989414392338,"endHours":28.705989414392338,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":16.445181679004573,"eotMinutes":-5.475895815125568,"ayanamsa":23.8753}},"calendars":{"vikram_samvat":2058,"vikram_samvatsara":"Jaya","saka_samvat":1923,"saka_samvatsara":"Vṛṣa","bengali_samvat":1408,"malayalam_era":1177,"nanakshahi_year":532,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Tṛtīyā · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"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 August 7, 2001 CE · Boston, USA · Vidhyamitra","description":"August 7, 2001 CE for Boston, USA: Kṛṣṇa Tṛtīyā, sūryodaya 04:42, sūryāsta 18:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/boston/2001-08-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/boston/2001-08-07","sa":"https://sa.vidhyamitra.com/city/boston/2001-08-07","hi":"https://hi.vidhyamitra.com/city/boston/2001-08-07","x-default":"https://vidhyamitra.com/city/boston/2001-08-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T02:22:30.517Z","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":"2026-06-01T02:22:30.517Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T02:22:30.517Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}