{"id":"vidhyamitra:city-day:howrah:2137-07-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2137-07-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2137-07-31","date_display":"July 31, 2137 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":2137,"month":7,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501794.770833,"kali_year":5239,"ahargana":1913329.2708,"sun":{"sidereal_longitude":101.4283,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":260.3686,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":158.9403,"elapsed_within_tithi_degrees":2.9403},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3,"moon_longitude":260.3686,"elapsed_within_degrees":7.0353},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":1.7969},"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":2137,"month":7,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2501794.770833,"ahargana":1913329.2708,"kali_year":5239,"ayanamsa_lahiri":25.7749,"grahas":{"sun":{"sidereal_longitude":102.27930000000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"moon":{"sidereal_longitude":259.6698,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false,"latitude":-3.9812},"mars":{"sidereal_longitude":59.175700000000006,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":97.6483,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":209.24530000000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":68.92750000000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":262.8615,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":322.6076,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":142.6076,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"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":2137,"month":7,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501794.770833,"kali_year":5239,"ahargana":1913329.2708,"sun":{"sidereal_longitude":101.4283,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":260.3686,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":158.9403,"elapsed_within_tithi_degrees":2.9403},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3,"moon_longitude":260.3686,"elapsed_within_degrees":7.0353},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":1.7969},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.981,"elongation":158.94},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.981,"opposition_distance":21.06}},"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":"05:08","sunsetLocal":"18:18","solarNoonLocal":"11:43","dayLengthHours":13.179822122884193,"dayLengthDisplay":"13 Hours 10 Mins 47 Secs","nightLengthDisplay":"10 Hours 49 Mins 13 Secs","moonriseLocal":"16:50","moonsetLocal":"03:36","rahuKala":{"name":"Rāhu Kāla","start":"11:43","end":"13:22","startHours":11.716949575205847,"endHours":13.36442734056637,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:46","end":"08:25","startHours":6.774516279124274,"endHours":8.421994044484798,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:04","end":"11:43","startHours":10.069471809845323,"endHours":11.716949575205847,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:12","end":"08:38","startHours":8.20233034243673,"endHours":8.641657746532868,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:41","end":"06:02","startHours":5.676197768883926,"endHours":6.027659692160837,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:17","end":"12:09","startHours":11.277622171109707,"endHours":12.156276979301987,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:22","end":"04:15","startHours":3.3697288973791912,"endHours":4.248383705571471,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:02","end":"05:08","startHours":4.028720003523401,"endHours":5.12703851376375,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:55","end":"14:48","startHours":13.913586595686546,"endHours":14.792241403878826,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:06","end":"18:30","startHours":18.106860636647944,"endHours":18.506860636647943,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:18","end":"18:51","startHours":18.306860636647944,"endHours":18.856019891768117,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:03","end":"19:48","startHours":18.056860636647944,"endHours":19.806860636647944,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:17","end":"00:09","startHours":23.277622171109705,"endHours":24.156276979301985,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:08","end":"06:46","startHours":5.12703851376375,"endHours":6.774516279124274,"quality":"auspicious"},{"name":"Amṛta","start":"06:46","end":"08:25","startHours":6.774516279124274,"endHours":8.421994044484798,"quality":"auspicious"},{"name":"Kāla","start":"08:25","end":"10:04","startHours":8.421994044484798,"endHours":10.069471809845323,"quality":"inauspicious"},{"name":"Śubha","start":"10:04","end":"11:43","startHours":10.069471809845323,"endHours":11.716949575205847,"quality":"auspicious"},{"name":"Roga","start":"11:43","end":"13:22","startHours":11.716949575205847,"endHours":13.36442734056637,"quality":"inauspicious"},{"name":"Udveg","start":"13:22","end":"15:01","startHours":13.36442734056637,"endHours":15.011905105926896,"quality":"inauspicious"},{"name":"Chala","start":"15:01","end":"16:40","startHours":15.011905105926896,"endHours":16.65938287128742,"quality":"neutral"},{"name":"Labha","start":"16:40","end":"18:18","startHours":16.65938287128742,"endHours":18.306860636647944,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:18","end":"19:40","startHours":18.306860636647944,"endHours":19.65938287128742,"quality":"inauspicious"},{"name":"Chala","start":"19:40","end":"21:01","startHours":19.65938287128742,"endHours":21.011905105926896,"quality":"neutral"},{"name":"Labha","start":"21:01","end":"22:22","startHours":21.011905105926896,"endHours":22.364427340566372,"quality":"auspicious"},{"name":"Amṛta","start":"22:22","end":"23:43","startHours":22.364427340566372,"endHours":23.716949575205845,"quality":"auspicious"},{"name":"Kāla","start":"23:43","end":"01:04","startHours":23.716949575205845,"endHours":25.069471809845325,"quality":"inauspicious"},{"name":"Śubha","start":"01:04","end":"02:25","startHours":25.069471809845325,"endHours":26.421994044484798,"quality":"auspicious"},{"name":"Roga","start":"02:25","end":"03:46","startHours":26.421994044484798,"endHours":27.774516279124274,"quality":"inauspicious"},{"name":"Udveg","start":"03:46","end":"05:08","startHours":27.774516279124274,"endHours":29.12703851376375,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:08","end":"06:08","startHours":5.12703851376375,"endHours":6.12703851376375,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:08","end":"07:08","startHours":6.12703851376375,"endHours":7.12703851376375,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:08","end":"08:08","startHours":7.12703851376375,"endHours":8.12703851376375,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:08","end":"09:08","startHours":8.12703851376375,"endHours":9.12703851376375,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:08","end":"10:08","startHours":9.12703851376375,"endHours":10.12703851376375,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:08","end":"11:08","startHours":10.12703851376375,"endHours":11.12703851376375,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:08","end":"12:08","startHours":11.12703851376375,"endHours":12.12703851376375,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:08","end":"13:08","startHours":12.12703851376375,"endHours":13.12703851376375,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:08","end":"14:08","startHours":13.12703851376375,"endHours":14.12703851376375,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:08","end":"15:08","startHours":14.12703851376375,"endHours":15.12703851376375,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:08","end":"16:08","startHours":15.12703851376375,"endHours":16.12703851376375,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:08","end":"17:08","startHours":16.12703851376375,"endHours":17.12703851376375,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:08","end":"18:08","startHours":17.12703851376375,"endHours":18.12703851376375,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:08","end":"19:08","startHours":18.12703851376375,"endHours":19.12703851376375,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:08","end":"20:08","startHours":19.12703851376375,"endHours":20.12703851376375,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:08","end":"21:08","startHours":20.12703851376375,"endHours":21.12703851376375,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:08","end":"22:08","startHours":21.12703851376375,"endHours":22.12703851376375,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:08","end":"23:08","startHours":22.12703851376375,"endHours":23.12703851376375,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:08","end":"00:08","startHours":23.12703851376375,"endHours":24.12703851376375,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:08","end":"01:08","startHours":24.12703851376375,"endHours":25.12703851376375,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:08","end":"02:08","startHours":25.12703851376375,"endHours":26.12703851376375,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:08","end":"03:08","startHours":26.12703851376375,"endHours":27.12703851376375,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:08","end":"04:08","startHours":27.12703851376375,"endHours":28.12703851376375,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:08","end":"05:08","startHours":28.12703851376375,"endHours":29.12703851376375,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.251319543611526,"eotMinutes":-6.071374512350812,"ayanamsa":25.7749}},"calendars":{"vikram_samvat":2194,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":2059,"saka_samvatsara":"Hemalambī","bengali_samvat":1544,"malayalam_era":1313,"nanakshahi_year":668,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Caturdaśī · Vikram 2194 Sādhāraṇa · Śaka 2059 Hemalambī"},"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 July 31, 2137 CE · Howrah, West Bengal · Vidhyamitra","description":"July 31, 2137 CE for Howrah, West Bengal: Śukla Caturdaśī, sūryodaya 05:08, sūryāsta 18:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2137-07-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2137-07-31","sa":"https://sa.vidhyamitra.com/city/howrah/2137-07-31","hi":"https://hi.vidhyamitra.com/city/howrah/2137-07-31","x-default":"https://vidhyamitra.com/city/howrah/2137-07-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T03:31:57.802Z","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":"2026-06-01T03:31:57.802Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T03:31:57.802Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}