{"id":"vidhyamitra:city-day:howrah:2157-12-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2157-12-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2157-12-07","date_display":"December 7, 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":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509228.770833,"kali_year":5259,"ahargana":1920763.2708,"sun":{"sidereal_longitude":228.2382,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":289.0121,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":60.7739,"elapsed_within_tithi_degrees":0.7739},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":289.0121,"elapsed_within_degrees":9.0121},"yoga":{"number":12,"name":"Dhruva","sum_longitude":157.2503},"karana":{"half_tithi_index":10,"name":"Kaulava"},"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":2157,"month":12,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2509228.770833,"ahargana":1920763.2708,"kali_year":5259,"ayanamsa_lahiri":26.0592,"grahas":{"sun":{"sidereal_longitude":229.08606599999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":287.60006599999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false,"latitude":0.023},"mars":{"sidereal_longitude":282.67396599999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":207.78536600000007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":135.24206600000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":213.69796599999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":166.64586600000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":288.7186,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":108.7186,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2157,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509228.770833,"kali_year":5259,"ahargana":1920763.2708,"sun":{"sidereal_longitude":228.2382,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":289.0121,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":60.7739,"elapsed_within_tithi_degrees":0.7739},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":289.0121,"elapsed_within_degrees":9.0121},"yoga":{"number":12,"name":"Dhruva","sum_longitude":157.2503},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.023,"elongation":60.774},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.023,"opposition_distance":119.226}},"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":"06:05","sunsetLocal":"16:53","solarNoonLocal":"11:29","dayLengthHours":10.801386897169237,"dayLengthDisplay":"10 Hours 48 Mins 05 Secs","nightLengthDisplay":"13 Hours 11 Mins 55 Secs","moonriseLocal":"09:49","moonsetLocal":"20:57","rahuKala":{"name":"Rāhu Kāla","start":"11:29","end":"12:50","startHours":11.487031724611047,"endHours":12.837205086757201,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:26","end":"08:47","startHours":7.436511638172583,"endHours":8.786685000318737,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:08","end":"11:29","startHours":10.136858362464892,"endHours":11.487031724611047,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"08:58","startHours":8.606661885365916,"endHours":8.966708115271558,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:32","end":"06:49","startHours":6.536396063408479,"endHours":6.824433047332993,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:08","end":"11:51","startHours":11.126985494705405,"endHours":11.847077954516688,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:39","end":"05:22","startHours":4.646153356403863,"endHours":5.366245816215145,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:11","end":"06:05","startHours":5.1862227012623245,"endHours":6.086338276026428,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:17","end":"14:00","startHours":13.287262874139252,"endHours":14.007355333950533,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:41","end":"17:05","startHours":16.687725173195666,"endHours":17.087725173195665,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:53","end":"17:20","startHours":16.887725173195665,"endHours":17.337782960577716,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:38","end":"18:23","startHours":16.637725173195665,"endHours":18.387725173195665,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:08","end":"23:51","startHours":23.126985494705405,"endHours":23.84707795451669,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:05","end":"07:26","startHours":6.086338276026428,"endHours":7.436511638172583,"quality":"auspicious"},{"name":"Amṛta","start":"07:26","end":"08:47","startHours":7.436511638172583,"endHours":8.786685000318737,"quality":"auspicious"},{"name":"Kāla","start":"08:47","end":"10:08","startHours":8.786685000318737,"endHours":10.136858362464892,"quality":"inauspicious"},{"name":"Śubha","start":"10:08","end":"11:29","startHours":10.136858362464892,"endHours":11.487031724611047,"quality":"auspicious"},{"name":"Roga","start":"11:29","end":"12:50","startHours":11.487031724611047,"endHours":12.837205086757201,"quality":"inauspicious"},{"name":"Udveg","start":"12:50","end":"14:11","startHours":12.837205086757201,"endHours":14.187378448903356,"quality":"inauspicious"},{"name":"Chala","start":"14:11","end":"15:32","startHours":14.187378448903356,"endHours":15.53755181104951,"quality":"neutral"},{"name":"Labha","start":"15:32","end":"16:53","startHours":15.53755181104951,"endHours":16.887725173195665,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"16:53","end":"18:32","startHours":16.887725173195665,"endHours":18.53755181104951,"quality":"inauspicious"},{"name":"Chala","start":"18:32","end":"20:11","startHours":18.53755181104951,"endHours":20.187378448903356,"quality":"neutral"},{"name":"Labha","start":"20:11","end":"21:50","startHours":20.187378448903356,"endHours":21.8372050867572,"quality":"auspicious"},{"name":"Amṛta","start":"21:50","end":"23:29","startHours":21.8372050867572,"endHours":23.487031724611047,"quality":"auspicious"},{"name":"Kāla","start":"23:29","end":"01:08","startHours":23.487031724611047,"endHours":25.136858362464892,"quality":"inauspicious"},{"name":"Śubha","start":"01:08","end":"02:47","startHours":25.136858362464892,"endHours":26.786685000318737,"quality":"auspicious"},{"name":"Roga","start":"02:47","end":"04:26","startHours":26.786685000318737,"endHours":28.436511638172583,"quality":"inauspicious"},{"name":"Udveg","start":"04:26","end":"06:05","startHours":28.436511638172583,"endHours":30.086338276026428,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:05","end":"07:05","startHours":6.086338276026428,"endHours":7.086338276026428,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:05","end":"08:05","startHours":7.086338276026428,"endHours":8.086338276026428,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:05","end":"09:05","startHours":8.086338276026428,"endHours":9.086338276026428,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:05","end":"10:05","startHours":9.086338276026428,"endHours":10.086338276026428,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:05","end":"11:05","startHours":10.086338276026428,"endHours":11.086338276026428,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:05","end":"12:05","startHours":11.086338276026428,"endHours":12.086338276026428,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:05","end":"13:05","startHours":12.086338276026428,"endHours":13.086338276026428,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:05","end":"14:05","startHours":13.086338276026428,"endHours":14.086338276026428,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:05","end":"15:05","startHours":14.086338276026428,"endHours":15.086338276026428,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:05","end":"16:05","startHours":15.086338276026428,"endHours":16.086338276026428,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:05","end":"17:05","startHours":16.086338276026428,"endHours":17.086338276026428,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:05","end":"18:05","startHours":17.086338276026428,"endHours":18.086338276026428,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:05","end":"19:05","startHours":18.086338276026428,"endHours":19.086338276026428,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:05","end":"20:05","startHours":19.086338276026428,"endHours":20.086338276026428,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:05","end":"21:05","startHours":20.086338276026428,"endHours":21.086338276026428,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:05","end":"22:05","startHours":21.086338276026428,"endHours":22.086338276026428,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:05","end":"23:05","startHours":22.086338276026428,"endHours":23.086338276026428,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:05","end":"00:05","startHours":23.086338276026428,"endHours":24.086338276026428,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:05","end":"01:05","startHours":24.086338276026428,"endHours":25.086338276026428,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:05","end":"02:05","startHours":25.086338276026428,"endHours":26.086338276026428,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:05","end":"03:05","startHours":26.086338276026428,"endHours":27.086338276026428,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:05","end":"04:05","startHours":27.086338276026428,"endHours":28.086338276026428,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:05","end":"05:05","startHours":28.086338276026428,"endHours":29.086338276026428,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:05","end":"06:05","startHours":29.086338276026428,"endHours":30.086338276026428,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.608967636169666,"eotMinutes":7.723696523337262,"ayanamsa":26.0592}},"calendars":{"vikram_samvat":2214,"vikram_samvatsara":"Pramoda","saka_samvat":2079,"saka_samvatsara":"Piṅgala","bengali_samvat":1564,"malayalam_era":1333,"nanakshahi_year":688,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","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":"Mārgaśīrṣa Śukla Ṣaṣṭhī · Vikram 2214 Pramoda · Śaka 2079 Piṅgala"},"festivals":[{"id":"skanda-shashthi","name":"Skanda Ṣaṣṭhī","name_sanskrit":"स्कन्द षष्ठी","tradition":"Shaiva","associated_deity":"Kārttikeya / Skanda / Murugan","significance":"Kārttikeya's victory over Tāraka. Important Shaiva day in Tamil tradition.","vrata":true,"detection":{"tithi_number":6,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3}],"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 7, 2157 CE · Howrah, West Bengal · Vidhyamitra","description":"December 7, 2157 CE for Howrah, West Bengal: Śukla Ṣaṣṭhī, sūryodaya 06:05, sūryāsta 16:53.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2157-12-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2157-12-07","sa":"https://sa.vidhyamitra.com/city/howrah/2157-12-07","hi":"https://hi.vidhyamitra.com/city/howrah/2157-12-07","x-default":"https://vidhyamitra.com/city/howrah/2157-12-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T02:55:00.838Z","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":"2026-06-02T02:55:00.838Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T02:55:00.838Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}