{"id":"vidhyamitra:city-day:boston:2018-02-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/boston/2018-02-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-02-27","date_display":"February 27, 2018 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2018,"month":2,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458176.770833,"kali_year":5119,"ahargana":1869711.2708,"sun":{"sidereal_longitude":314.3882,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":95.927,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":141.5388,"elapsed_within_tithi_degrees":9.5388},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.927,"elapsed_within_degrees":2.5936},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":50.3152},"karana":{"half_tithi_index":23,"name":"Bālava"},"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":2018,"month":2,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458176.770833,"ahargana":1869711.2708,"kali_year":5119,"ayanamsa_lahiri":24.1066,"grahas":{"sun":{"sidereal_longitude":314.2838280000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":93.676828,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false,"latitude":-1.3723},"mars":{"sidereal_longitude":234.70052799999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":322.13672799999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":208.75142800000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":325.76682800000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":252.922328,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":113.6992,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":293.6992,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2018,"month":2,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458176.770833,"kali_year":5119,"ahargana":1869711.2708,"sun":{"sidereal_longitude":314.3882,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":95.927,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":141.5388,"elapsed_within_tithi_degrees":9.5388},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.927,"elapsed_within_degrees":2.5936},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":50.3152},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.372,"elongation":141.539},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.372,"opposition_distance":38.461}},"eclipse_window_40days":[{"offset_days":-11,"type":"solar","occurs":true,"moon_latitude":-0.855,"elongation":1.98}]},"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":"06:24","sunsetLocal":"17:31","solarNoonLocal":"11:58","dayLengthHours":11.11850168141607,"dayLengthDisplay":"11 Hours 07 Mins 07 Secs","nightLengthDisplay":"12 Hours 52 Mins 53 Secs","moonriseLocal":"13:51","moonsetLocal":"04:39","rahuKala":{"name":"Rāhu Kāla","start":"14:44","end":"16:08","startHours":14.740102612942756,"endHours":16.129915323119768,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:11","end":"10:34","startHours":9.180851772234721,"endHours":10.57066448241173,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:58","end":"13:21","startHours":11.96047719258874,"endHours":13.350289902765748,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:00","end":"09:22","startHours":8.995543410877787,"endHours":9.366160133591656,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:52","end":"07:10","startHours":6.864497255273041,"endHours":7.160990633444136,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:35","end":"12:20","startHours":11.589860469874871,"endHours":12.33109391530261,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:55","end":"05:40","startHours":4.918759461025228,"endHours":5.659992906452967,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:28","end":"06:24","startHours":5.474684545096032,"endHours":6.401226351880704,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:33","startHours":13.813560806158085,"endHours":14.554794251585824,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.319728033296776,"endHours":17.719728033296775,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"17:59","startHours":17.519728033296776,"endHours":17.98299893668911,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.269728033296776,"endHours":19.019728033296776,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:35","end":"00:20","startHours":23.58986046987487,"endHours":24.33109391530261,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:24","end":"07:47","startHours":6.401226351880704,"endHours":7.791039062057713,"quality":"inauspicious"},{"name":"Udveg","start":"07:47","end":"09:11","startHours":7.791039062057713,"endHours":9.180851772234721,"quality":"inauspicious"},{"name":"Chala","start":"09:11","end":"10:34","startHours":9.180851772234721,"endHours":10.57066448241173,"quality":"neutral"},{"name":"Labha","start":"10:34","end":"11:58","startHours":10.57066448241173,"endHours":11.96047719258874,"quality":"auspicious"},{"name":"Amṛta","start":"11:58","end":"13:21","startHours":11.96047719258874,"endHours":13.350289902765748,"quality":"auspicious"},{"name":"Kāla","start":"13:21","end":"14:44","startHours":13.350289902765748,"endHours":14.740102612942756,"quality":"inauspicious"},{"name":"Śubha","start":"14:44","end":"16:08","startHours":14.740102612942756,"endHours":16.129915323119768,"quality":"auspicious"},{"name":"Roga","start":"16:08","end":"17:31","startHours":16.129915323119768,"endHours":17.519728033296776,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:31","end":"19:08","startHours":17.519728033296776,"endHours":19.129915323119768,"quality":"inauspicious"},{"name":"Śubha","start":"19:08","end":"20:44","startHours":19.129915323119768,"endHours":20.740102612942756,"quality":"auspicious"},{"name":"Roga","start":"20:44","end":"22:21","startHours":20.740102612942756,"endHours":22.35028990276575,"quality":"inauspicious"},{"name":"Udveg","start":"22:21","end":"23:58","startHours":22.35028990276575,"endHours":23.96047719258874,"quality":"inauspicious"},{"name":"Chala","start":"23:58","end":"01:34","startHours":23.96047719258874,"endHours":25.570664482411733,"quality":"neutral"},{"name":"Labha","start":"01:34","end":"03:11","startHours":25.570664482411733,"endHours":27.180851772234725,"quality":"auspicious"},{"name":"Amṛta","start":"03:11","end":"04:47","startHours":27.180851772234725,"endHours":28.791039062057713,"quality":"auspicious"},{"name":"Kāla","start":"04:47","end":"06:24","startHours":28.791039062057713,"endHours":30.401226351880705,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:24","end":"07:24","startHours":6.401226351880704,"endHours":7.401226351880704,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:24","end":"08:24","startHours":7.401226351880704,"endHours":8.401226351880705,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:24","end":"09:24","startHours":8.401226351880705,"endHours":9.401226351880705,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:24","end":"10:24","startHours":9.401226351880705,"endHours":10.401226351880705,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:24","end":"11:24","startHours":10.401226351880705,"endHours":11.401226351880705,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:24","end":"12:24","startHours":11.401226351880705,"endHours":12.401226351880705,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:24","end":"13:24","startHours":12.401226351880705,"endHours":13.401226351880705,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:24","end":"14:24","startHours":13.401226351880705,"endHours":14.401226351880705,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:24","end":"15:24","startHours":14.401226351880705,"endHours":15.401226351880705,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:24","end":"16:24","startHours":15.401226351880705,"endHours":16.401226351880705,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:24","end":"17:24","startHours":16.401226351880705,"endHours":17.401226351880705,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:24","end":"18:24","startHours":17.401226351880705,"endHours":18.401226351880705,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:24","end":"19:24","startHours":18.401226351880705,"endHours":19.401226351880705,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:24","end":"20:24","startHours":19.401226351880705,"endHours":20.401226351880705,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:24","end":"21:24","startHours":20.401226351880705,"endHours":21.401226351880705,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:24","end":"22:24","startHours":21.401226351880705,"endHours":22.401226351880705,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:24","end":"23:24","startHours":22.401226351880705,"endHours":23.401226351880705,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:24","end":"00:24","startHours":23.401226351880705,"endHours":24.401226351880705,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:24","end":"01:24","startHours":24.401226351880705,"endHours":25.401226351880705,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:24","end":"02:24","startHours":25.401226351880705,"endHours":26.401226351880705,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:24","end":"03:24","startHours":26.401226351880705,"endHours":27.401226351880705,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:24","end":"04:24","startHours":27.401226351880705,"endHours":28.401226351880705,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:24","end":"05:24","startHours":28.401226351880705,"endHours":29.401226351880705,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:24","end":"06:24","startHours":29.401226351880705,"endHours":30.401226351880705,"planetary_lord":"Saturn"}],"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","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.422810392113286,"eotMinutes":-13.393031555324574,"ayanamsa":24.1066}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Dvādaśī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"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 February 27, 2018 CE · Boston, USA · Vidhyamitra","description":"February 27, 2018 CE for Boston, USA: Śukla Dvādaśī, sūryodaya 06:24, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/boston/2018-02-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/boston/2018-02-27","sa":"https://sa.vidhyamitra.com/city/boston/2018-02-27","hi":"https://hi.vidhyamitra.com/city/boston/2018-02-27","x-default":"https://vidhyamitra.com/city/boston/2018-02-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-10T10:35:26.851Z","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":"2026-08-10T10:35:26.851Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-10T10:35:26.851Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","reader-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}