{"id":"vidhyamitra:city-day:howrah:2173-01-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2173-01-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2173-01-27","date_display":"January 27, 2173 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":2173,"month":1,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514758.770833,"kali_year":5274,"ahargana":1926293.2708,"sun":{"sidereal_longitude":280.7144,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":78.0148,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":157.3004,"elapsed_within_tithi_degrees":1.3004},"nakshatra":{"number":6,"name":"Ārdrā","pada":4,"moon_longitude":78.0148,"elapsed_within_degrees":11.3481},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":358.7292},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2173,"month":1,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2514758.770833,"ahargana":1926293.2708,"kali_year":5274,"ayanamsa_lahiri":26.2707,"grahas":{"sun":{"sidereal_longitude":281.15337999999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"moon":{"sidereal_longitude":79.13218,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false,"latitude":4.4594},"mars":{"sidereal_longitude":315.30017999999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":282.74397999999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":225.01468,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":275.95258,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":329.52908,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":355.7125,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":175.7125,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","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":2173,"month":1,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514758.770833,"kali_year":5274,"ahargana":1926293.2708,"sun":{"sidereal_longitude":280.7144,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":78.0148,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":157.3004,"elapsed_within_tithi_degrees":1.3004},"nakshatra":{"number":6,"name":"Ārdrā","pada":4,"moon_longitude":78.0148,"elapsed_within_degrees":11.3481},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":358.7292},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.459,"elongation":157.3},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.459,"opposition_distance":22.7}},"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":"06:18","sunsetLocal":"17:22","solarNoonLocal":"11:50","dayLengthHours":11.066043437920534,"dayLengthDisplay":"11 Hours 03 Mins 58 Secs","nightLengthDisplay":"12 Hours 56 Mins 02 Secs","moonriseLocal":"15:39","moonsetLocal":"05:04","rahuKala":{"name":"Rāhu Kāla","start":"11:50","end":"13:13","startHours":11.828506758447986,"endHours":13.211762188188054,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:41","end":"09:04","startHours":7.678740469227786,"endHours":9.061995898967853,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:27","end":"11:50","startHours":10.445251328707919,"endHours":11.828506758447986,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:15","startHours":8.877561841669177,"endHours":9.246429956266528,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:45","end":"07:03","startHours":6.756570182734408,"endHours":7.051664674412289,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:28","end":"12:12","startHours":11.459638643850635,"endHours":12.197374873045337,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:49","end":"05:33","startHours":4.8200125810983145,"endHours":5.557748810293017,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:22","end":"06:18","startHours":5.373314752994341,"endHours":6.295485039487719,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:40","end":"14:25","startHours":13.672847331434742,"endHours":14.410583560629444,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:10","end":"17:34","startHours":17.161528477408254,"endHours":17.561528477408253,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:22","end":"17:49","startHours":17.361528477408253,"endHours":17.82261362065494,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:07","end":"18:52","startHours":17.111528477408253,"endHours":18.861528477408253,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:28","end":"00:12","startHours":23.459638643850635,"endHours":24.197374873045337,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:18","end":"07:41","startHours":6.295485039487719,"endHours":7.678740469227786,"quality":"auspicious"},{"name":"Amṛta","start":"07:41","end":"09:04","startHours":7.678740469227786,"endHours":9.061995898967853,"quality":"auspicious"},{"name":"Kāla","start":"09:04","end":"10:27","startHours":9.061995898967853,"endHours":10.445251328707919,"quality":"inauspicious"},{"name":"Śubha","start":"10:27","end":"11:50","startHours":10.445251328707919,"endHours":11.828506758447986,"quality":"auspicious"},{"name":"Roga","start":"11:50","end":"13:13","startHours":11.828506758447986,"endHours":13.211762188188054,"quality":"inauspicious"},{"name":"Udveg","start":"13:13","end":"14:36","startHours":13.211762188188054,"endHours":14.59501761792812,"quality":"inauspicious"},{"name":"Chala","start":"14:36","end":"15:59","startHours":14.59501761792812,"endHours":15.978273047668186,"quality":"neutral"},{"name":"Labha","start":"15:59","end":"17:22","startHours":15.978273047668186,"endHours":17.361528477408253,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:22","end":"18:59","startHours":17.361528477408253,"endHours":18.978273047668186,"quality":"inauspicious"},{"name":"Chala","start":"18:59","end":"20:36","startHours":18.978273047668186,"endHours":20.59501761792812,"quality":"neutral"},{"name":"Labha","start":"20:36","end":"22:13","startHours":20.59501761792812,"endHours":22.211762188188054,"quality":"auspicious"},{"name":"Amṛta","start":"22:13","end":"23:50","startHours":22.211762188188054,"endHours":23.828506758447986,"quality":"auspicious"},{"name":"Kāla","start":"23:50","end":"01:27","startHours":23.828506758447986,"endHours":25.44525132870792,"quality":"inauspicious"},{"name":"Śubha","start":"01:27","end":"03:04","startHours":25.44525132870792,"endHours":27.06199589896785,"quality":"auspicious"},{"name":"Roga","start":"03:04","end":"04:41","startHours":27.06199589896785,"endHours":28.678740469227787,"quality":"inauspicious"},{"name":"Udveg","start":"04:41","end":"06:18","startHours":28.678740469227787,"endHours":30.29548503948772,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:18","end":"07:18","startHours":6.295485039487719,"endHours":7.295485039487719,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:18","end":"08:18","startHours":7.295485039487719,"endHours":8.295485039487719,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:18","end":"09:18","startHours":8.295485039487719,"endHours":9.295485039487719,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:18","end":"10:18","startHours":9.295485039487719,"endHours":10.295485039487719,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:18","end":"11:18","startHours":10.295485039487719,"endHours":11.295485039487719,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:18","end":"12:18","startHours":11.295485039487719,"endHours":12.295485039487719,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:18","end":"13:18","startHours":12.295485039487719,"endHours":13.295485039487719,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:18","end":"14:18","startHours":13.295485039487719,"endHours":14.295485039487719,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:18","end":"15:18","startHours":14.295485039487719,"endHours":15.295485039487719,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:18","end":"16:18","startHours":15.295485039487719,"endHours":16.29548503948772,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:18","end":"17:18","startHours":16.29548503948772,"endHours":17.29548503948772,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:18","end":"18:18","startHours":17.29548503948772,"endHours":18.29548503948772,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:18","end":"19:18","startHours":18.29548503948772,"endHours":19.29548503948772,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:18","end":"20:18","startHours":19.29548503948772,"endHours":20.29548503948772,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:18","end":"21:18","startHours":20.29548503948772,"endHours":21.29548503948772,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:18","end":"22:18","startHours":21.29548503948772,"endHours":22.29548503948772,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:18","end":"23:18","startHours":22.29548503948772,"endHours":23.29548503948772,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:18","end":"00:18","startHours":23.29548503948772,"endHours":24.29548503948772,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:18","end":"01:18","startHours":24.29548503948772,"endHours":25.29548503948772,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:18","end":"02:18","startHours":25.29548503948772,"endHours":26.29548503948772,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:18","end":"03:18","startHours":26.29548503948772,"endHours":27.29548503948772,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:18","end":"04:18","startHours":27.29548503948772,"endHours":28.29548503948772,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:18","end":"05:18","startHours":28.29548503948772,"endHours":29.29548503948772,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:18","end":"06:18","startHours":29.29548503948772,"endHours":30.29548503948772,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Kāṇa","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":-18.412915769003114,"eotMinutes":-12.76480550687915,"ayanamsa":26.2707}},"calendars":{"vikram_samvat":2230,"vikram_samvatsara":"Vyaya","saka_samvat":2095,"saka_samvatsara":"Śrīmukha","bengali_samvat":1580,"malayalam_era":1349,"nanakshahi_year":704,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","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":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Caturdaśī · Vikram 2230 Vyaya · Śaka 2095 Śrīmukha"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 January 27, 2173 CE · Howrah, West Bengal · Vidhyamitra","description":"January 27, 2173 CE for Howrah, West Bengal: Śukla Caturdaśī, sūryodaya 06:18, sūryāsta 17:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2173-01-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2173-01-27","sa":"https://sa.vidhyamitra.com/city/howrah/2173-01-27","hi":"https://hi.vidhyamitra.com/city/howrah/2173-01-27","x-default":"https://vidhyamitra.com/city/howrah/2173-01-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T02:34:24.186Z","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":"2026-06-03T02:34:24.186Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T02:34:24.186Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}