{"id":"vidhyamitra:city-day:boston:2012-05-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/boston/2012-05-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-05-07","date_display":"May 7, 2012 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":2012,"month":5,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456054.770833,"kali_year":5114,"ahargana":1867589.2708,"sun":{"sidereal_longitude":22.8637,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":214.554,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":191.6903,"elapsed_within_tithi_degrees":11.6903},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":214.554,"elapsed_within_degrees":1.2207},"yoga":{"number":18,"name":"Varīyān","sum_longitude":237.4177},"karana":{"half_tithi_index":31,"name":"Kaulava"},"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":2012,"month":5,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456054.770833,"ahargana":1867589.2708,"kali_year":5114,"ayanamsa_lahiri":24.0255,"grahas":{"sun":{"sidereal_longitude":22.864704000000017,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":215.597304,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false,"latitude":-0.9023},"mars":{"sidereal_longitude":132.360504,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":1.940404000000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":27.38410399999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":58.54220399999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":180.34200399999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":226.133,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":46.133,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2012,"month":5,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456054.770833,"kali_year":5114,"ahargana":1867589.2708,"sun":{"sidereal_longitude":22.8637,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":214.554,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":191.6903,"elapsed_within_tithi_degrees":11.6903},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":214.554,"elapsed_within_degrees":1.2207},"yoga":{"number":18,"name":"Varīyān","sum_longitude":237.4177},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.902,"elongation":168.31},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.902,"opposition_distance":11.69}},"eclipse_window_40days":[{"offset_days":14,"type":"solar","occurs":true,"moon_latitude":0.597,"elongation":1.466}]},"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":"04:32","sunsetLocal":"18:50","solarNoonLocal":"11:41","dayLengthHours":14.30565288051261,"dayLengthDisplay":"14 Hours 18 Mins 20 Secs","nightLengthDisplay":"9 Hours 41 Mins 40 Secs","moonriseLocal":"19:46","moonsetLocal":"05:17","rahuKala":{"name":"Rāhu Kāla","start":"06:19","end":"08:06","startHours":6.31411249302434,"endHours":8.102319103088416,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:53","end":"11:41","startHours":9.890525713152492,"endHours":11.678732323216568,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:28","end":"15:15","startHours":13.466938933280645,"endHours":15.255145543344721,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"07:52","end":"08:20","startHours":7.8638915550798725,"endHours":8.34074665109696,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:07","end":"05:30","startHours":5.121974752981623,"endHours":5.503458829795292,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:12","end":"12:09","startHours":11.201877227199482,"endHours":12.155587419233655,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"02:37","end":"03:34","startHours":2.618485498891916,"endHours":3.57219569092609,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:20","end":"04:32","startHours":3.3337681429175463,"endHours":4.525905882960264,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:04","end":"15:01","startHours":14.063007803302003,"endHours":15.016717995336178,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:38","end":"19:02","startHours":18.631558763472874,"endHours":19.031558763472873,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:50","end":"19:26","startHours":18.831558763472874,"endHours":19.427627633494232,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:35","end":"20:20","startHours":18.581558763472874,"endHours":20.331558763472874,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:12","end":"00:09","startHours":23.201877227199482,"endHours":24.155587419233655,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"04:32","end":"06:19","startHours":4.525905882960264,"endHours":6.31411249302434,"quality":"auspicious"},{"name":"Kāla","start":"06:19","end":"08:06","startHours":6.31411249302434,"endHours":8.102319103088416,"quality":"inauspicious"},{"name":"Śubha","start":"08:06","end":"09:53","startHours":8.102319103088416,"endHours":9.890525713152492,"quality":"auspicious"},{"name":"Roga","start":"09:53","end":"11:41","startHours":9.890525713152492,"endHours":11.678732323216568,"quality":"inauspicious"},{"name":"Udveg","start":"11:41","end":"13:28","startHours":11.678732323216568,"endHours":13.466938933280645,"quality":"inauspicious"},{"name":"Chala","start":"13:28","end":"15:15","startHours":13.466938933280645,"endHours":15.255145543344721,"quality":"neutral"},{"name":"Labha","start":"15:15","end":"17:03","startHours":15.255145543344721,"endHours":17.043352153408797,"quality":"auspicious"},{"name":"Amṛta","start":"17:03","end":"18:50","startHours":17.043352153408797,"endHours":18.831558763472874,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:50","end":"20:03","startHours":18.831558763472874,"endHours":20.043352153408797,"quality":"neutral"},{"name":"Labha","start":"20:03","end":"21:15","startHours":20.043352153408797,"endHours":21.25514554334472,"quality":"auspicious"},{"name":"Amṛta","start":"21:15","end":"22:28","startHours":21.25514554334472,"endHours":22.466938933280645,"quality":"auspicious"},{"name":"Kāla","start":"22:28","end":"23:41","startHours":22.466938933280645,"endHours":23.67873232321657,"quality":"inauspicious"},{"name":"Śubha","start":"23:41","end":"00:53","startHours":23.67873232321657,"endHours":24.890525713152492,"quality":"auspicious"},{"name":"Roga","start":"00:53","end":"02:06","startHours":24.890525713152492,"endHours":26.102319103088416,"quality":"inauspicious"},{"name":"Udveg","start":"02:06","end":"03:19","startHours":26.102319103088416,"endHours":27.31411249302434,"quality":"inauspicious"},{"name":"Chala","start":"03:19","end":"04:32","startHours":27.31411249302434,"endHours":28.525905882960263,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"04:32","end":"05:32","startHours":4.525905882960264,"endHours":5.525905882960264,"planetary_lord":"Moon"},{"name":"Hora 2","start":"05:32","end":"06:32","startHours":5.525905882960264,"endHours":6.525905882960264,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"06:32","end":"07:32","startHours":6.525905882960264,"endHours":7.525905882960264,"planetary_lord":"Venus"},{"name":"Hora 4","start":"07:32","end":"08:32","startHours":7.525905882960264,"endHours":8.525905882960263,"planetary_lord":"Sun"},{"name":"Hora 5","start":"08:32","end":"09:32","startHours":8.525905882960263,"endHours":9.525905882960263,"planetary_lord":"Mars"},{"name":"Hora 6","start":"09:32","end":"10:32","startHours":9.525905882960263,"endHours":10.525905882960263,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"10:32","end":"11:32","startHours":10.525905882960263,"endHours":11.525905882960263,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"11:32","end":"12:32","startHours":11.525905882960263,"endHours":12.525905882960263,"planetary_lord":"Moon"},{"name":"Hora 9","start":"12:32","end":"13:32","startHours":12.525905882960263,"endHours":13.525905882960263,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"13:32","end":"14:32","startHours":13.525905882960263,"endHours":14.525905882960263,"planetary_lord":"Venus"},{"name":"Hora 11","start":"14:32","end":"15:32","startHours":14.525905882960263,"endHours":15.525905882960263,"planetary_lord":"Sun"},{"name":"Hora 12","start":"15:32","end":"16:32","startHours":15.525905882960263,"endHours":16.525905882960263,"planetary_lord":"Mars"},{"name":"Hora 13","start":"16:32","end":"17:32","startHours":16.525905882960263,"endHours":17.525905882960263,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"17:32","end":"18:32","startHours":17.525905882960263,"endHours":18.525905882960263,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"18:32","end":"19:32","startHours":18.525905882960263,"endHours":19.525905882960263,"planetary_lord":"Moon"},{"name":"Hora 16","start":"19:32","end":"20:32","startHours":19.525905882960263,"endHours":20.525905882960263,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"20:32","end":"21:32","startHours":20.525905882960263,"endHours":21.525905882960263,"planetary_lord":"Venus"},{"name":"Hora 18","start":"21:32","end":"22:32","startHours":21.525905882960263,"endHours":22.525905882960263,"planetary_lord":"Sun"},{"name":"Hora 19","start":"22:32","end":"23:32","startHours":22.525905882960263,"endHours":23.525905882960263,"planetary_lord":"Mars"},{"name":"Hora 20","start":"23:32","end":"00:32","startHours":23.525905882960263,"endHours":24.525905882960263,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"00:32","end":"01:32","startHours":24.525905882960263,"endHours":25.525905882960263,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"01:32","end":"02:32","startHours":25.525905882960263,"endHours":26.525905882960263,"planetary_lord":"Moon"},{"name":"Hora 23","start":"02:32","end":"03:32","startHours":26.525905882960263,"endHours":27.525905882960263,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"03:32","end":"04:32","startHours":27.525905882960263,"endHours":28.525905882960263,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":16.87967587247791,"eotMinutes":3.5116606070058483,"ayanamsa":24.0255}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Pratipada · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"narada-jayanti","name":"Bhagavān Nārada Jayantī","name_sanskrit":"भगवान् नारद जयन्ती","tradition":"Vaishnava","associated_deity":"Devarṣi Nārada (ādi-bhakta · Vyāsa's guru)","significance":"Manifestation of Devarṣi Nārada — ādi-bhakta and tri-loka-saṅcāri who instructed Vyāsa to compose Śrīmad Bhāgavata. Without Nārada, no Bhāgavata; without Bhāgavata, no Krishna-tattva-pratiṣṭhā in Kali Yuga. Falls on Vaiśākha Kṛṣṇa Pratipadā (day after Buddha Pūrṇimā).","vrata":true,"primary_observance":"Recitation of Nārada-Bhakti-Sūtra; meditation on Krishna as taught by Nārada to Vyāsa (Bhāgavata 1.5)","detection":{"tithi_number":16,"tithi_paksha":"Kṛṣṇa","lunar_month":"Vaiśākha","lunar_month_system":"amanta"},"precedence":1,"sources":["Bhāgavata Purāṇa 1.5-6 (Nārada-Vyāsa-saṁvāda)","Nārada-Bhakti-Sūtra"]}],"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 May 7, 2012 CE · Boston, USA · Vidhyamitra","description":"May 7, 2012 CE for Boston, USA: Kṛṣṇa Pratipada, sūryodaya 04:32, sūryāsta 18:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/boston/2012-05-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/boston/2012-05-07","sa":"https://sa.vidhyamitra.com/city/boston/2012-05-07","hi":"https://hi.vidhyamitra.com/city/boston/2012-05-07","x-default":"https://vidhyamitra.com/city/boston/2012-05-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T12:31:25.092Z","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":"2026-05-31T12:31:25.092Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T12:31:25.092Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}