{"id":"vidhyamitra:city-day:howrah:2131-01-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2131-01-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2131-01-10","date_display":"January 10, 2131 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":2131,"month":1,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2499400.770833,"kali_year":5232,"ahargana":1910935.2708,"sun":{"sidereal_longitude":263.1287,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":39.9931,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":136.8644,"elapsed_within_tithi_degrees":4.8644},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":39.9931,"elapsed_within_degrees":13.3265},"yoga":{"number":23,"name":"Śubha","sum_longitude":303.1218},"karana":{"half_tithi_index":22,"name":"Bava"},"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":2131,"month":1,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2499400.770833,"ahargana":1910935.2708,"kali_year":5232,"ayanamsa_lahiri":25.6833,"grahas":{"sun":{"sidereal_longitude":263.61186799999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":39.644068000000004,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false,"latitude":-3.4183},"mars":{"sidereal_longitude":221.51016800000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":251.358968,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":18.351567999999986,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":218.186868,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":197.20616799999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":89.4533,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":269.4533,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":2131,"month":1,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2499400.770833,"kali_year":5232,"ahargana":1910935.2708,"sun":{"sidereal_longitude":263.1287,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":39.9931,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":136.8644,"elapsed_within_tithi_degrees":4.8644},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":39.9931,"elapsed_within_degrees":13.3265},"yoga":{"number":23,"name":"Śubha","sum_longitude":303.1218},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.418,"elongation":136.864},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.418,"opposition_distance":43.136}},"eclipse_window_40days":[{"offset_days":19,"type":"solar","occurs":true,"moon_latitude":-0.919,"elongation":2.391}]},"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":"17:10","solarNoonLocal":"11:44","dayLengthHours":10.837643147140994,"dayLengthDisplay":"10 Hours 50 Mins 16 Secs","nightLengthDisplay":"13 Hours 09 Mins 44 Secs","moonriseLocal":"14:09","moonsetLocal":"03:28","rahuKala":{"name":"Rāhu Kāla","start":"11:44","end":"13:06","startHours":11.740748730409432,"endHours":13.095454123802057,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:41","end":"09:02","startHours":7.6766325502315595,"endHours":9.031337943624184,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:23","end":"11:44","startHours":10.386043337016808,"endHours":11.740748730409432,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:51","end":"09:13","startHours":8.8507105578385,"endHours":9.211965329409868,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:46","end":"07:04","startHours":6.773495621303144,"endHours":7.062499438560237,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:23","end":"12:06","startHours":11.379493958838067,"endHours":12.102003501980798,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:53","end":"05:36","startHours":4.876908070553469,"endHours":5.599417613696202,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:25","end":"06:19","startHours":5.418790227910519,"endHours":6.321927156838935,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:33","end":"14:16","startHours":13.547022588266266,"endHours":14.269532131409,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:58","end":"17:22","startHours":16.95957030397993,"endHours":17.35957030397993,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:10","end":"17:37","startHours":17.15957030397993,"endHours":17.61113876844414,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:55","end":"18:40","startHours":16.90957030397993,"endHours":18.65957030397993,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:23","end":"00:06","startHours":23.379493958838065,"endHours":24.1020035019808,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:19","end":"07:41","startHours":6.321927156838935,"endHours":7.6766325502315595,"quality":"auspicious"},{"name":"Amṛta","start":"07:41","end":"09:02","startHours":7.6766325502315595,"endHours":9.031337943624184,"quality":"auspicious"},{"name":"Kāla","start":"09:02","end":"10:23","startHours":9.031337943624184,"endHours":10.386043337016808,"quality":"inauspicious"},{"name":"Śubha","start":"10:23","end":"11:44","startHours":10.386043337016808,"endHours":11.740748730409432,"quality":"auspicious"},{"name":"Roga","start":"11:44","end":"13:06","startHours":11.740748730409432,"endHours":13.095454123802057,"quality":"inauspicious"},{"name":"Udveg","start":"13:06","end":"14:27","startHours":13.095454123802057,"endHours":14.450159517194681,"quality":"inauspicious"},{"name":"Chala","start":"14:27","end":"15:48","startHours":14.450159517194681,"endHours":15.804864910587305,"quality":"neutral"},{"name":"Labha","start":"15:48","end":"17:10","startHours":15.804864910587305,"endHours":17.15957030397993,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:10","end":"18:48","startHours":17.15957030397993,"endHours":18.804864910587305,"quality":"inauspicious"},{"name":"Chala","start":"18:48","end":"20:27","startHours":18.804864910587305,"endHours":20.45015951719468,"quality":"neutral"},{"name":"Labha","start":"20:27","end":"22:06","startHours":20.45015951719468,"endHours":22.095454123802057,"quality":"auspicious"},{"name":"Amṛta","start":"22:06","end":"23:44","startHours":22.095454123802057,"endHours":23.740748730409432,"quality":"auspicious"},{"name":"Kāla","start":"23:44","end":"01:23","startHours":23.740748730409432,"endHours":25.386043337016808,"quality":"inauspicious"},{"name":"Śubha","start":"01:23","end":"03:02","startHours":25.386043337016808,"endHours":27.031337943624184,"quality":"auspicious"},{"name":"Roga","start":"03:02","end":"04:41","startHours":27.031337943624184,"endHours":28.67663255023156,"quality":"inauspicious"},{"name":"Udveg","start":"04:41","end":"06:19","startHours":28.67663255023156,"endHours":30.321927156838935,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.321927156838935,"endHours":7.321927156838935,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.321927156838935,"endHours":8.321927156838935,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.321927156838935,"endHours":9.321927156838935,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.321927156838935,"endHours":10.321927156838935,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.321927156838935,"endHours":11.321927156838935,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.321927156838935,"endHours":12.321927156838935,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.321927156838935,"endHours":13.321927156838935,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.321927156838935,"endHours":14.321927156838935,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.321927156838935,"endHours":15.321927156838935,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.321927156838935,"endHours":16.321927156838935,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.321927156838935,"endHours":17.321927156838935,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.321927156838935,"endHours":18.321927156838935,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.321927156838935,"endHours":19.321927156838935,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.321927156838935,"endHours":20.321927156838935,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.321927156838935,"endHours":21.321927156838935,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.321927156838935,"endHours":22.321927156838935,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.321927156838935,"endHours":23.321927156838935,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.321927156838935,"endHours":24.321927156838935,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.321927156838935,"endHours":25.321927156838935,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.321927156838935,"endHours":26.321927156838935,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.321927156838935,"endHours":27.321927156838935,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.321927156838935,"endHours":28.321927156838935,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.321927156838935,"endHours":29.321927156838935,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.321927156838935,"endHours":30.321927156838935,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.048503351605202,"eotMinutes":-7.499323824565993,"ayanamsa":25.6833}},"calendars":{"vikram_samvat":2188,"vikram_samvatsara":"Krodhi","saka_samvat":2053,"saka_samvatsara":"Khara","bengali_samvat":1538,"malayalam_era":1307,"nanakshahi_year":662,"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":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Dvādaśī · Vikram 2188 Krodhi · Śaka 2053 Khara"},"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"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 10, 2131 CE · Howrah, West Bengal · Vidhyamitra","description":"January 10, 2131 CE for Howrah, West Bengal: Śukla Dvādaśī, sūryodaya 06:19, sūryāsta 17:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2131-01-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2131-01-10","sa":"https://sa.vidhyamitra.com/city/howrah/2131-01-10","hi":"https://hi.vidhyamitra.com/city/howrah/2131-01-10","x-default":"https://vidhyamitra.com/city/howrah/2131-01-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T22:30:14.326Z","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":"2026-06-01T22:30:14.326Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T22:30:14.326Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}