{"id":"vidhyamitra:city-day:howrah:2089-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2089-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2089-02-01","date_display":"February 1, 2089 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":2089,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484083.770833,"kali_year":5190,"ahargana":1895618.2708,"sun":{"sidereal_longitude":287.6065,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":178.695,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":251.0885,"elapsed_within_tithi_degrees":11.0885},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":178.695,"elapsed_within_degrees":5.3617},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":106.3015},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"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":2089,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484083.770833,"ahargana":1895618.2708,"kali_year":5190,"ayanamsa_lahiri":25.0975,"grahas":{"sun":{"sidereal_longitude":287.80039,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":181.52169000000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false,"latitude":-0.1825},"mars":{"sidereal_longitude":106.19599,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":262.69309,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":201.71059000000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":323.89989,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":24.843590000000006,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":181.0217,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":1.0217,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":2089,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484083.770833,"kali_year":5190,"ahargana":1895618.2708,"sun":{"sidereal_longitude":287.6065,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":178.695,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":251.0885,"elapsed_within_tithi_degrees":11.0885},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":178.695,"elapsed_within_degrees":5.3617},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":106.3015},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.182,"elongation":108.911},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.182,"opposition_distance":71.089}},"eclipse_window_40days":[]},"city":{"slug":"howrah","name":"Howrah, West Bengal","lat":22.5958,"lon":88.2636,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"howrah","name":"Howrah, West Bengal","lat":22.5958,"lon":88.2636,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"sunriseLocal":"06:16","sunsetLocal":"17:25","solarNoonLocal":"11:51","dayLengthHours":11.15566949170782,"dayLengthDisplay":"11 Hours 09 Mins 20 Secs","nightLengthDisplay":"12 Hours 50 Mins 40 Secs","moonriseLocal":"23:00","moonsetLocal":"10:31","rahuKala":{"name":"Rāhu Kāla","start":"14:38","end":"16:02","startHours":14.63283317488355,"endHours":16.027291861347024,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:03","end":"10:27","startHours":9.054998429029638,"endHours":10.449457115493116,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:51","end":"13:14","startHours":11.843915801956594,"endHours":13.238374488420071,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:52","end":"09:14","startHours":8.869070604167842,"endHours":9.240926253891436,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:44","end":"07:02","startHours":6.730900618257175,"endHours":7.02838513803605,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:28","end":"12:13","startHours":11.472060152233,"endHours":12.215771451680189,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:47","end":"05:31","startHours":4.778658457208307,"endHours":5.522369756655495,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:20","end":"06:16","startHours":5.336441931793698,"endHours":6.266081056102683,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:42","end":"14:27","startHours":13.703194050574563,"endHours":14.446905350021751,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:13","end":"17:37","startHours":17.221750547810505,"endHours":17.621750547810503,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:25","end":"17:53","startHours":17.421750547810504,"endHours":17.886570109964996,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:10","end":"18:55","startHours":17.171750547810504,"endHours":18.921750547810504,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:28","end":"00:13","startHours":23.472060152233002,"endHours":24.215771451680187,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:16","end":"07:40","startHours":6.266081056102683,"endHours":7.6605397425661605,"quality":"inauspicious"},{"name":"Udveg","start":"07:40","end":"09:03","startHours":7.6605397425661605,"endHours":9.054998429029638,"quality":"inauspicious"},{"name":"Chala","start":"09:03","end":"10:27","startHours":9.054998429029638,"endHours":10.449457115493116,"quality":"neutral"},{"name":"Labha","start":"10:27","end":"11:51","startHours":10.449457115493116,"endHours":11.843915801956594,"quality":"auspicious"},{"name":"Amṛta","start":"11:51","end":"13:14","startHours":11.843915801956594,"endHours":13.238374488420071,"quality":"auspicious"},{"name":"Kāla","start":"13:14","end":"14:38","startHours":13.238374488420071,"endHours":14.63283317488355,"quality":"inauspicious"},{"name":"Śubha","start":"14:38","end":"16:02","startHours":14.63283317488355,"endHours":16.027291861347024,"quality":"auspicious"},{"name":"Roga","start":"16:02","end":"17:25","startHours":16.027291861347024,"endHours":17.421750547810504,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:25","end":"19:02","startHours":17.421750547810504,"endHours":19.027291861347027,"quality":"inauspicious"},{"name":"Śubha","start":"19:02","end":"20:38","startHours":19.027291861347027,"endHours":20.632833174883547,"quality":"auspicious"},{"name":"Roga","start":"20:38","end":"22:14","startHours":20.632833174883547,"endHours":22.23837448842007,"quality":"inauspicious"},{"name":"Udveg","start":"22:14","end":"23:51","startHours":22.23837448842007,"endHours":23.843915801956594,"quality":"inauspicious"},{"name":"Chala","start":"23:51","end":"01:27","startHours":23.843915801956594,"endHours":25.449457115493118,"quality":"neutral"},{"name":"Labha","start":"01:27","end":"03:03","startHours":25.449457115493118,"endHours":27.054998429029638,"quality":"auspicious"},{"name":"Amṛta","start":"03:03","end":"04:40","startHours":27.054998429029638,"endHours":28.66053974256616,"quality":"auspicious"},{"name":"Kāla","start":"04:40","end":"06:16","startHours":28.66053974256616,"endHours":30.266081056102685,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:16","end":"07:16","startHours":6.266081056102683,"endHours":7.266081056102683,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:16","end":"08:16","startHours":7.266081056102683,"endHours":8.266081056102683,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:16","end":"09:16","startHours":8.266081056102683,"endHours":9.266081056102683,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:16","end":"10:16","startHours":9.266081056102683,"endHours":10.266081056102683,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:16","end":"11:16","startHours":10.266081056102683,"endHours":11.266081056102683,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:16","end":"12:16","startHours":11.266081056102683,"endHours":12.266081056102683,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:16","end":"13:16","startHours":12.266081056102683,"endHours":13.266081056102683,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:16","end":"14:16","startHours":13.266081056102683,"endHours":14.266081056102683,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:16","end":"15:16","startHours":14.266081056102683,"endHours":15.266081056102683,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:16","end":"16:16","startHours":15.266081056102683,"endHours":16.266081056102685,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:16","end":"17:16","startHours":16.266081056102685,"endHours":17.266081056102685,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:16","end":"18:16","startHours":17.266081056102685,"endHours":18.266081056102685,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:16","end":"19:16","startHours":18.266081056102685,"endHours":19.266081056102685,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:16","end":"20:16","startHours":19.266081056102685,"endHours":20.266081056102685,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:16","end":"21:16","startHours":20.266081056102685,"endHours":21.266081056102685,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:16","end":"22:16","startHours":21.266081056102685,"endHours":22.266081056102685,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:16","end":"23:16","startHours":22.266081056102685,"endHours":23.266081056102685,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:16","end":"00:16","startHours":23.266081056102685,"endHours":24.266081056102685,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:16","end":"01:16","startHours":24.266081056102685,"endHours":25.266081056102685,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:16","end":"02:16","startHours":25.266081056102685,"endHours":26.266081056102685,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:16","end":"03:16","startHours":26.266081056102685,"endHours":27.266081056102685,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:16","end":"04:16","startHours":27.266081056102685,"endHours":28.266081056102685,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:16","end":"05:16","startHours":28.266081056102685,"endHours":29.266081056102685,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:16","end":"06:16","startHours":29.266081056102685,"endHours":30.266081056102685,"planetary_lord":"Saturn"}],"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":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"North","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-16.939757775653778,"eotMinutes":-13.689348117395623,"ayanamsa":25.0975}},"calendars":{"vikram_samvat":2146,"vikram_samvatsara":"Dundubhi","saka_samvat":2011,"saka_samvatsara":"Saumya","bengali_samvat":1496,"malayalam_era":1265,"nanakshahi_year":620,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Ṣaṣṭhī · Vikram 2146 Dundubhi · Śaka 2011 Saumya"},"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":"howrah"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 1, 2089 CE · Howrah, West Bengal · Vidhyamitra","description":"February 1, 2089 CE for Howrah, West Bengal: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:16, sūryāsta 17:25.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2089-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2089-02-01","sa":"https://sa.vidhyamitra.com/city/howrah/2089-02-01","hi":"https://hi.vidhyamitra.com/city/howrah/2089-02-01","x-default":"https://vidhyamitra.com/city/howrah/2089-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T14:17:06.463Z","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":"2026-06-01T14:17:06.463Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T14:17:06.463Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}