{"id":"vidhyamitra:city-day:howrah:2136-12-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2136-12-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2136-12-12","date_display":"December 12, 2136 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":2136,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501563.770833,"kali_year":5238,"ahargana":1913098.2708,"sun":{"sidereal_longitude":233.8006,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":94.8152,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":221.0146,"elapsed_within_tithi_degrees":5.0146},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":94.8152,"elapsed_within_degrees":1.4819},"yoga":{"number":25,"name":"Brahma","sum_longitude":328.6158},"karana":{"half_tithi_index":36,"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":2136,"month":12,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2501563.770833,"ahargana":1913098.2708,"kali_year":5238,"ayanamsa_lahiri":25.766,"grahas":{"sun":{"sidereal_longitude":234.55262599999992,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":92.38712599999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false,"latitude":3.8974},"mars":{"sidereal_longitude":244.268826,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":216.985326,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":206.24212599999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":279.869226,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":255.614826,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":334.8471,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":154.8471,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara 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":2136,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501563.770833,"kali_year":5238,"ahargana":1913098.2708,"sun":{"sidereal_longitude":233.8006,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":94.8152,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":221.0146,"elapsed_within_tithi_degrees":5.0146},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":94.8152,"elapsed_within_degrees":1.4819},"yoga":{"number":25,"name":"Brahma","sum_longitude":328.6158},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.897,"elongation":138.985},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.897,"opposition_distance":41.015}},"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":"06:08","sunsetLocal":"16:55","solarNoonLocal":"11:31","dayLengthHours":10.770463550365179,"dayLengthDisplay":"10 Hours 46 Mins 14 Secs","nightLengthDisplay":"13 Hours 13 Mins 46 Secs","moonriseLocal":"19:24","moonsetLocal":"08:41","rahuKala":{"name":"Rāhu Kāla","start":"11:31","end":"12:52","startHours":11.523401848981447,"endHours":12.869709792777094,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:29","end":"08:50","startHours":7.484478017594504,"endHours":8.830785961390152,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:11","end":"11:31","startHours":10.1770939051858,"endHours":11.523401848981447,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:01","startHours":8.65127823555073,"endHours":9.01029368722957,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:35","end":"06:52","startHours":6.586939388397406,"endHours":6.874151749740477,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:10","end":"11:53","startHours":11.164386397302607,"endHours":11.882417300660286,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:42","end":"05:25","startHours":4.702108267083499,"endHours":5.420139170441178,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:14","end":"06:08","startHours":5.240631444601759,"endHours":6.1381700737988565,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:19","end":"14:02","startHours":13.318479107375643,"endHours":14.036510010733322,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:43","end":"17:07","startHours":16.708633624164037,"endHours":17.108633624164035,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:55","end":"17:21","startHours":16.908633624164036,"endHours":17.357402938762586,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:40","end":"18:25","startHours":16.658633624164036,"endHours":18.408633624164036,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:10","end":"23:53","startHours":23.164386397302607,"endHours":23.882417300660286,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:08","end":"07:29","startHours":6.1381700737988565,"endHours":7.484478017594504,"quality":"auspicious"},{"name":"Amṛta","start":"07:29","end":"08:50","startHours":7.484478017594504,"endHours":8.830785961390152,"quality":"auspicious"},{"name":"Kāla","start":"08:50","end":"10:11","startHours":8.830785961390152,"endHours":10.1770939051858,"quality":"inauspicious"},{"name":"Śubha","start":"10:11","end":"11:31","startHours":10.1770939051858,"endHours":11.523401848981447,"quality":"auspicious"},{"name":"Roga","start":"11:31","end":"12:52","startHours":11.523401848981447,"endHours":12.869709792777094,"quality":"inauspicious"},{"name":"Udveg","start":"12:52","end":"14:13","startHours":12.869709792777094,"endHours":14.216017736572741,"quality":"inauspicious"},{"name":"Chala","start":"14:13","end":"15:34","startHours":14.216017736572741,"endHours":15.562325680368389,"quality":"neutral"},{"name":"Labha","start":"15:34","end":"16:55","startHours":15.562325680368389,"endHours":16.908633624164036,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"16:55","end":"18:34","startHours":16.908633624164036,"endHours":18.56232568036839,"quality":"inauspicious"},{"name":"Chala","start":"18:34","end":"20:13","startHours":18.56232568036839,"endHours":20.21601773657274,"quality":"neutral"},{"name":"Labha","start":"20:13","end":"21:52","startHours":20.21601773657274,"endHours":21.869709792777094,"quality":"auspicious"},{"name":"Amṛta","start":"21:52","end":"23:31","startHours":21.869709792777094,"endHours":23.523401848981447,"quality":"auspicious"},{"name":"Kāla","start":"23:31","end":"01:11","startHours":23.523401848981447,"endHours":25.1770939051858,"quality":"inauspicious"},{"name":"Śubha","start":"01:11","end":"02:50","startHours":25.1770939051858,"endHours":26.830785961390152,"quality":"auspicious"},{"name":"Roga","start":"02:50","end":"04:29","startHours":26.830785961390152,"endHours":28.484478017594505,"quality":"inauspicious"},{"name":"Udveg","start":"04:29","end":"06:08","startHours":28.484478017594505,"endHours":30.138170073798857,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.1381700737988565,"endHours":7.1381700737988565,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.1381700737988565,"endHours":8.138170073798857,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.138170073798857,"endHours":9.138170073798857,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.138170073798857,"endHours":10.138170073798857,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.138170073798857,"endHours":11.138170073798857,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.138170073798857,"endHours":12.138170073798857,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.138170073798857,"endHours":13.138170073798857,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.138170073798857,"endHours":14.138170073798857,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.138170073798857,"endHours":15.138170073798857,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.138170073798857,"endHours":16.138170073798857,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.138170073798857,"endHours":17.138170073798857,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.138170073798857,"endHours":18.138170073798857,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.138170073798857,"endHours":19.138170073798857,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.138170073798857,"endHours":20.138170073798857,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.138170073798857,"endHours":21.138170073798857,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.138170073798857,"endHours":22.138170073798857,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.138170073798857,"endHours":23.138170073798857,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.138170073798857,"endHours":24.138170073798857,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.138170073798857,"endHours":25.138170073798857,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.138170073798857,"endHours":26.138170073798857,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.138170073798857,"endHours":27.138170073798857,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.138170073798857,"endHours":28.138170073798857,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.138170073798857,"endHours":29.138170073798857,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.138170073798857,"endHours":30.138170073798857,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.083239685160176,"eotMinutes":5.541489061113115,"ayanamsa":25.766}},"calendars":{"vikram_samvat":2193,"vikram_samvatsara":"Saumya","saka_samvat":2058,"saka_samvatsara":"Durmukhi","bengali_samvat":1543,"malayalam_era":1312,"nanakshahi_year":667,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Caturthī · Vikram 2193 Saumya · Śaka 2058 Durmukhi"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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 December 12, 2136 CE · Howrah, West Bengal · Vidhyamitra","description":"December 12, 2136 CE for Howrah, West Bengal: Kṛṣṇa Caturthī, sūryodaya 06:08, sūryāsta 16:55.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2136-12-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2136-12-12","sa":"https://sa.vidhyamitra.com/city/howrah/2136-12-12","hi":"https://hi.vidhyamitra.com/city/howrah/2136-12-12","x-default":"https://vidhyamitra.com/city/howrah/2136-12-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T19:53:50.702Z","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":"2026-05-31T19:53:50.702Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T19:53:50.702Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}