{"id":"vidhyamitra:city-day:howrah:2157-01-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2157-01-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2157-01-23","date_display":"January 23, 2157 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":2157,"month":1,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508910.770833,"kali_year":5258,"ahargana":1920445.2708,"sun":{"sidereal_longitude":276.7581,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":68.4266,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":151.6685,"elapsed_within_tithi_degrees":7.6685},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":68.4266,"elapsed_within_degrees":1.76},"yoga":{"number":26,"name":"Indra","sum_longitude":345.1847},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2157,"month":1,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2508910.770833,"ahargana":1920445.2708,"kali_year":5258,"ayanamsa_lahiri":26.047,"grahas":{"sun":{"sidereal_longitude":277.190116,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":68.71961599999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false,"latitude":3.7789},"mars":{"sidereal_longitude":183.898416,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":268.598516,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":100.70171600000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":true},"venus":{"sidereal_longitude":270.0346159999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":155.96531600000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":305.5677,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":125.5677,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":2157,"month":1,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508910.770833,"kali_year":5258,"ahargana":1920445.2708,"sun":{"sidereal_longitude":276.7581,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":68.4266,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":151.6685,"elapsed_within_tithi_degrees":7.6685},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":68.4266,"elapsed_within_degrees":1.76},"yoga":{"number":26,"name":"Indra","sum_longitude":345.1847},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.779,"elongation":151.669},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.779,"opposition_distance":28.331}},"eclipse_window_40days":[{"offset_days":18,"type":"solar","occurs":true,"moon_latitude":-0.652,"elongation":1.108}]},"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":"06:19","sunsetLocal":"17:19","solarNoonLocal":"11:49","dayLengthHours":11.003198280023128,"dayLengthDisplay":"11 Hours 00 Mins 12 Secs","nightLengthDisplay":"12 Hours 59 Mins 48 Secs","moonriseLocal":"15:11","moonsetLocal":"04:39","rahuKala":{"name":"Rāhu Kāla","start":"15:56","end":"17:19","startHours":15.938712648010636,"endHours":17.314112433013527,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:49","end":"13:11","startHours":11.812513293001963,"endHours":13.187913078004854,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:34","end":"15:56","startHours":14.563312863007745,"endHours":15.938712648010636,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:15","startHours":8.878327084995796,"endHours":9.245100360996567,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:46","end":"07:04","startHours":6.769380747991364,"endHours":7.062799368791981,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:27","end":"12:11","startHours":11.445740017001192,"endHours":12.179286569002734,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:51","end":"05:35","startHours":4.843821048987317,"endHours":5.577367600988858,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:24","end":"06:19","startHours":5.393980962988473,"endHours":6.3109141529904,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:39","end":"14:23","startHours":13.646379673005818,"endHours":14.37992622500736,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.114112433013528,"endHours":17.514112433013526,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:46","startHours":17.314112433013527,"endHours":17.77257902801449,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.064112433013527,"endHours":18.814112433013527,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:27","end":"00:11","startHours":23.445740017001192,"endHours":24.179286569002734,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:19","end":"07:41","startHours":6.3109141529904,"endHours":7.686313937993291,"quality":"inauspicious"},{"name":"Chala","start":"07:41","end":"09:04","startHours":7.686313937993291,"endHours":9.061713722996181,"quality":"neutral"},{"name":"Labha","start":"09:04","end":"10:26","startHours":9.061713722996181,"endHours":10.437113507999072,"quality":"auspicious"},{"name":"Amṛta","start":"10:26","end":"11:49","startHours":10.437113507999072,"endHours":11.812513293001963,"quality":"auspicious"},{"name":"Kāla","start":"11:49","end":"13:11","startHours":11.812513293001963,"endHours":13.187913078004854,"quality":"inauspicious"},{"name":"Śubha","start":"13:11","end":"14:34","startHours":13.187913078004854,"endHours":14.563312863007745,"quality":"auspicious"},{"name":"Roga","start":"14:34","end":"15:56","startHours":14.563312863007745,"endHours":15.938712648010636,"quality":"inauspicious"},{"name":"Udveg","start":"15:56","end":"17:19","startHours":15.938712648010636,"endHours":17.314112433013527,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:19","end":"18:56","startHours":17.314112433013527,"endHours":18.938712648010636,"quality":"auspicious"},{"name":"Roga","start":"18:56","end":"20:34","startHours":18.938712648010636,"endHours":20.563312863007745,"quality":"inauspicious"},{"name":"Udveg","start":"20:34","end":"22:11","startHours":20.563312863007745,"endHours":22.187913078004854,"quality":"inauspicious"},{"name":"Chala","start":"22:11","end":"23:49","startHours":22.187913078004854,"endHours":23.812513293001963,"quality":"neutral"},{"name":"Labha","start":"23:49","end":"01:26","startHours":23.812513293001963,"endHours":25.437113507999072,"quality":"auspicious"},{"name":"Amṛta","start":"01:26","end":"03:04","startHours":25.437113507999072,"endHours":27.06171372299618,"quality":"auspicious"},{"name":"Kāla","start":"03:04","end":"04:41","startHours":27.06171372299618,"endHours":28.68631393799329,"quality":"inauspicious"},{"name":"Śubha","start":"04:41","end":"06:19","startHours":28.68631393799329,"endHours":30.3109141529904,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.3109141529904,"endHours":7.3109141529904,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.3109141529904,"endHours":8.3109141529904,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.3109141529904,"endHours":9.3109141529904,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.3109141529904,"endHours":10.3109141529904,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.3109141529904,"endHours":11.3109141529904,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.3109141529904,"endHours":12.3109141529904,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.3109141529904,"endHours":13.3109141529904,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.3109141529904,"endHours":14.3109141529904,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.3109141529904,"endHours":15.3109141529904,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.3109141529904,"endHours":16.3109141529904,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.3109141529904,"endHours":17.3109141529904,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.3109141529904,"endHours":18.3109141529904,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.3109141529904,"endHours":19.3109141529904,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.3109141529904,"endHours":20.3109141529904,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.3109141529904,"endHours":21.3109141529904,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.3109141529904,"endHours":22.3109141529904,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.3109141529904,"endHours":23.3109141529904,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.3109141529904,"endHours":24.3109141529904,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.3109141529904,"endHours":25.3109141529904,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.3109141529904,"endHours":26.3109141529904,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.3109141529904,"endHours":27.3109141529904,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.3109141529904,"endHours":28.3109141529904,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.3109141529904,"endHours":29.3109141529904,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.3109141529904,"endHours":30.3109141529904,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvānkṣa","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":-19.430742679114307,"eotMinutes":-11.805197580117738,"ayanamsa":26.047}},"calendars":{"vikram_samvat":2214,"vikram_samvatsara":"Pramoda","saka_samvat":2079,"saka_samvatsara":"Piṅgala","bengali_samvat":1564,"malayalam_era":1333,"nanakshahi_year":688,"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 Trayodaśī · Vikram 2214 Pramoda · Śaka 2079 Piṅgala"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 23, 2157 CE · Howrah, West Bengal · Vidhyamitra","description":"January 23, 2157 CE for Howrah, West Bengal: Śukla Trayodaśī, sūryodaya 06:19, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2157-01-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2157-01-23","sa":"https://sa.vidhyamitra.com/city/howrah/2157-01-23","hi":"https://hi.vidhyamitra.com/city/howrah/2157-01-23","x-default":"https://vidhyamitra.com/city/howrah/2157-01-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T11:14:24.769Z","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":"2026-06-02T11:14:24.769Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T11:14:24.769Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}