{"id":"vidhyamitra:city-day:howrah:2170-01-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2170-01-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2170-01-08","date_display":"January 8, 2170 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":2170,"month":1,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513643.770833,"kali_year":5271,"ahargana":1925178.2708,"sun":{"sidereal_longitude":260.9787,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":146.8188,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":245.8401,"elapsed_within_tithi_degrees":5.8401},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":146.8188,"elapsed_within_degrees":0.1522},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":47.7976},"karana":{"half_tithi_index":40,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2170,"month":1,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2513643.770833,"ahargana":1925178.2708,"kali_year":5271,"ayanamsa_lahiri":26.228,"grahas":{"sun":{"sidereal_longitude":261.5715809999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":150.360481,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false,"latitude":4.4972},"mars":{"sidereal_longitude":147.595681,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":242.96188099999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":140.42878099999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":270.431381,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":294.582181,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":54.7906,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":234.7906,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2170,"month":1,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513643.770833,"kali_year":5271,"ahargana":1925178.2708,"sun":{"sidereal_longitude":260.9787,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":146.8188,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":245.8401,"elapsed_within_tithi_degrees":5.8401},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":146.8188,"elapsed_within_degrees":0.1522},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":47.7976},"karana":{"half_tithi_index":40,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.497,"elongation":114.16},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.497,"opposition_distance":65.84}},"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":"06:19","sunsetLocal":"17:08","solarNoonLocal":"11:44","dayLengthHours":10.824463356384683,"dayLengthDisplay":"10 Hours 49 Mins 28 Secs","nightLengthDisplay":"13 Hours 10 Mins 32 Secs","moonriseLocal":"22:14","moonsetLocal":"10:24","rahuKala":{"name":"Rāhu Kāla","start":"07:40","end":"09:01","startHours":7.668282135244531,"endHours":9.021340054792617,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:22","end":"11:44","startHours":10.374397974340702,"endHours":11.727455893888788,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:05","end":"14:26","startHours":13.080513813436873,"endHours":14.433571732984959,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:50","end":"09:12","startHours":8.840932332186204,"endHours":9.201747777399028,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:46","end":"07:03","startHours":6.7662435222124735,"endHours":7.054895878382732,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:22","end":"12:05","startHours":11.366640448675964,"endHours":12.088271339101611,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:52","end":"05:36","startHours":4.8719624348451545,"endHours":5.5935933252708,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:25","end":"06:19","startHours":5.413185602664388,"endHours":6.315224215696445,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:32","end":"14:15","startHours":13.5315331199529,"endHours":14.253164010378546,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:56","end":"17:20","startHours":16.93968757208113,"endHours":17.33968757208113,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:08","end":"17:35","startHours":17.13968757208113,"endHours":17.590706878597157,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:53","end":"18:38","startHours":16.88968757208113,"endHours":18.63968757208113,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:22","end":"00:05","startHours":23.366640448675966,"endHours":24.08827133910161,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:19","end":"07:40","startHours":6.315224215696445,"endHours":7.668282135244531,"quality":"auspicious"},{"name":"Kāla","start":"07:40","end":"09:01","startHours":7.668282135244531,"endHours":9.021340054792617,"quality":"inauspicious"},{"name":"Śubha","start":"09:01","end":"10:22","startHours":9.021340054792617,"endHours":10.374397974340702,"quality":"auspicious"},{"name":"Roga","start":"10:22","end":"11:44","startHours":10.374397974340702,"endHours":11.727455893888788,"quality":"inauspicious"},{"name":"Udveg","start":"11:44","end":"13:05","startHours":11.727455893888788,"endHours":13.080513813436873,"quality":"inauspicious"},{"name":"Chala","start":"13:05","end":"14:26","startHours":13.080513813436873,"endHours":14.433571732984959,"quality":"neutral"},{"name":"Labha","start":"14:26","end":"15:47","startHours":14.433571732984959,"endHours":15.786629652533044,"quality":"auspicious"},{"name":"Amṛta","start":"15:47","end":"17:08","startHours":15.786629652533044,"endHours":17.13968757208113,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:08","end":"18:47","startHours":17.13968757208113,"endHours":18.786629652533044,"quality":"neutral"},{"name":"Labha","start":"18:47","end":"20:26","startHours":18.786629652533044,"endHours":20.43357173298496,"quality":"auspicious"},{"name":"Amṛta","start":"20:26","end":"22:05","startHours":20.43357173298496,"endHours":22.080513813436873,"quality":"auspicious"},{"name":"Kāla","start":"22:05","end":"23:44","startHours":22.080513813436873,"endHours":23.727455893888788,"quality":"inauspicious"},{"name":"Śubha","start":"23:44","end":"01:22","startHours":23.727455893888788,"endHours":25.374397974340702,"quality":"auspicious"},{"name":"Roga","start":"01:22","end":"03:01","startHours":25.374397974340702,"endHours":27.021340054792617,"quality":"inauspicious"},{"name":"Udveg","start":"03:01","end":"04:40","startHours":27.021340054792617,"endHours":28.66828213524453,"quality":"inauspicious"},{"name":"Chala","start":"04:40","end":"06:19","startHours":28.66828213524453,"endHours":30.315224215696446,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.315224215696445,"endHours":7.315224215696445,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.315224215696445,"endHours":8.315224215696446,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.315224215696446,"endHours":9.315224215696446,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.315224215696446,"endHours":10.315224215696446,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.315224215696446,"endHours":11.315224215696446,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.315224215696446,"endHours":12.315224215696446,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.315224215696446,"endHours":13.315224215696446,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.315224215696446,"endHours":14.315224215696446,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.315224215696446,"endHours":15.315224215696446,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.315224215696446,"endHours":16.315224215696446,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.315224215696446,"endHours":17.315224215696446,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.315224215696446,"endHours":18.315224215696446,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.315224215696446,"endHours":19.315224215696446,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.315224215696446,"endHours":20.315224215696446,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.315224215696446,"endHours":21.315224215696446,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.315224215696446,"endHours":22.315224215696446,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.315224215696446,"endHours":23.315224215696446,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.315224215696446,"endHours":24.315224215696446,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.315224215696446,"endHours":25.315224215696446,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.315224215696446,"endHours":26.315224215696446,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.315224215696446,"endHours":27.315224215696446,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.315224215696446,"endHours":28.315224215696446,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.315224215696446,"endHours":29.315224215696446,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.315224215696446,"endHours":30.315224215696446,"planetary_lord":"Venus"}],"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":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"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":-22.25278814581363,"eotMinutes":-6.7017536333273355,"ayanamsa":26.228}},"calendars":{"vikram_samvat":2227,"vikram_samvatsara":"Subhānu","saka_samvat":2092,"saka_samvatsara":"Pramoda","bengali_samvat":1577,"malayalam_era":1346,"nanakshahi_year":701,"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":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Ṣaṣṭhī · Vikram 2227 Subhānu · Śaka 2092 Pramoda"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 8, 2170 CE · Howrah, West Bengal · Vidhyamitra","description":"January 8, 2170 CE for Howrah, West Bengal: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:19, sūryāsta 17:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2170-01-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2170-01-08","sa":"https://sa.vidhyamitra.com/city/howrah/2170-01-08","hi":"https://hi.vidhyamitra.com/city/howrah/2170-01-08","x-default":"https://vidhyamitra.com/city/howrah/2170-01-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T23:25:12.757Z","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":"2026-06-02T23:25:12.757Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T23:25:12.757Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}