{"id":"vidhyamitra:city-day:howrah:2170-05-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2170-05-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2170-05-23","date_display":"May 23, 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":5,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513778.770833,"kali_year":5272,"ahargana":1925313.2708,"sun":{"sidereal_longitude":35.4428,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":123.5053,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":88.0624,"elapsed_within_tithi_degrees":4.0624},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":123.5053,"elapsed_within_degrees":3.5053},"yoga":{"number":12,"name":"Dhruva","sum_longitude":158.9481},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"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":2170,"month":5,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2513778.770833,"ahargana":1925313.2708,"kali_year":5272,"ayanamsa_lahiri":26.2332,"grahas":{"sun":{"sidereal_longitude":35.896322999999995,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":122.424623,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false,"latitude":4.3635},"mars":{"sidereal_longitude":136.44332299999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":28.75722300000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":130.94762300000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":74.63682299999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":307.970423,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":47.6377,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":227.6377,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2170,"month":5,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513778.770833,"kali_year":5272,"ahargana":1925313.2708,"sun":{"sidereal_longitude":35.4428,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":123.5053,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":88.0624,"elapsed_within_tithi_degrees":4.0624},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":123.5053,"elapsed_within_degrees":3.5053},"yoga":{"number":12,"name":"Dhruva","sum_longitude":158.9481},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.364,"elongation":88.062},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.364,"opposition_distance":91.938}},"eclipse_window_40days":[{"offset_days":-7,"type":"solar","occurs":true,"moon_latitude":-1.492,"elongation":0.119},{"offset_days":7,"type":"lunar","occurs":true,"moon_latitude":0.268,"opposition_distance":1.718}]},"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":"04:54","sunsetLocal":"18:13","solarNoonLocal":"11:34","dayLengthHours":13.329288530942838,"dayLengthDisplay":"13 Hours 19 Mins 45 Secs","nightLengthDisplay":"10 Hours 40 Mins 15 Secs","moonriseLocal":"10:57","moonsetLocal":"23:42","rahuKala":{"name":"Rāhu Kāla","start":"11:34","end":"13:14","startHours":11.559168544285061,"endHours":13.225329610652917,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:34","end":"08:14","startHours":6.560685345181498,"endHours":8.226846411549353,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:54","end":"11:34","startHours":9.893007477917207,"endHours":11.559168544285061,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:00","end":"08:27","startHours":8.004691602700305,"endHours":8.4490012203984,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:27","end":"05:48","startHours":5.449911300936261,"endHours":5.805358995094736,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:07","end":"12:00","startHours":11.114858926586967,"endHours":12.003478161983155,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:07","end":"04:00","startHours":3.1172858080212644,"endHours":4.005905043417454,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:47","end":"04:54","startHours":3.7837502345684064,"endHours":4.894524278813643,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:47","end":"14:40","startHours":13.780716632775535,"endHours":14.669335868171725,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:01","end":"18:25","startHours":18.023812809756482,"endHours":18.42381280975648,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:13","end":"18:47","startHours":18.22381280975648,"endHours":18.7791998318791,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:58","end":"19:43","startHours":17.97381280975648,"endHours":19.72381280975648,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:07","end":"00:00","startHours":23.114858926586965,"endHours":24.003478161983157,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"04:54","end":"06:34","startHours":4.894524278813643,"endHours":6.560685345181498,"quality":"auspicious"},{"name":"Amṛta","start":"06:34","end":"08:14","startHours":6.560685345181498,"endHours":8.226846411549353,"quality":"auspicious"},{"name":"Kāla","start":"08:14","end":"09:54","startHours":8.226846411549353,"endHours":9.893007477917207,"quality":"inauspicious"},{"name":"Śubha","start":"09:54","end":"11:34","startHours":9.893007477917207,"endHours":11.559168544285061,"quality":"auspicious"},{"name":"Roga","start":"11:34","end":"13:14","startHours":11.559168544285061,"endHours":13.225329610652917,"quality":"inauspicious"},{"name":"Udveg","start":"13:14","end":"14:53","startHours":13.225329610652917,"endHours":14.891490677020771,"quality":"inauspicious"},{"name":"Chala","start":"14:53","end":"16:33","startHours":14.891490677020771,"endHours":16.557651743388625,"quality":"neutral"},{"name":"Labha","start":"16:33","end":"18:13","startHours":16.557651743388625,"endHours":18.22381280975648,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:13","end":"19:33","startHours":18.22381280975648,"endHours":19.557651743388625,"quality":"inauspicious"},{"name":"Chala","start":"19:33","end":"20:53","startHours":19.557651743388625,"endHours":20.891490677020773,"quality":"neutral"},{"name":"Labha","start":"20:53","end":"22:14","startHours":20.891490677020773,"endHours":22.225329610652917,"quality":"auspicious"},{"name":"Amṛta","start":"22:14","end":"23:34","startHours":22.225329610652917,"endHours":23.55916854428506,"quality":"auspicious"},{"name":"Kāla","start":"23:34","end":"00:54","startHours":23.55916854428506,"endHours":24.89300747791721,"quality":"inauspicious"},{"name":"Śubha","start":"00:54","end":"02:14","startHours":24.89300747791721,"endHours":26.226846411549353,"quality":"auspicious"},{"name":"Roga","start":"02:14","end":"03:34","startHours":26.226846411549353,"endHours":27.560685345181497,"quality":"inauspicious"},{"name":"Udveg","start":"03:34","end":"04:54","startHours":27.560685345181497,"endHours":28.89452427881364,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"04:54","end":"05:54","startHours":4.894524278813643,"endHours":5.894524278813643,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"05:54","end":"06:54","startHours":5.894524278813643,"endHours":6.894524278813643,"planetary_lord":"Venus"},{"name":"Hora 3","start":"06:54","end":"07:54","startHours":6.894524278813643,"endHours":7.894524278813643,"planetary_lord":"Sun"},{"name":"Hora 4","start":"07:54","end":"08:54","startHours":7.894524278813643,"endHours":8.894524278813643,"planetary_lord":"Mars"},{"name":"Hora 5","start":"08:54","end":"09:54","startHours":8.894524278813643,"endHours":9.894524278813643,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"09:54","end":"10:54","startHours":9.894524278813643,"endHours":10.894524278813643,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"10:54","end":"11:54","startHours":10.894524278813643,"endHours":11.894524278813643,"planetary_lord":"Moon"},{"name":"Hora 8","start":"11:54","end":"12:54","startHours":11.894524278813643,"endHours":12.894524278813643,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"12:54","end":"13:54","startHours":12.894524278813643,"endHours":13.894524278813643,"planetary_lord":"Venus"},{"name":"Hora 10","start":"13:54","end":"14:54","startHours":13.894524278813643,"endHours":14.894524278813643,"planetary_lord":"Sun"},{"name":"Hora 11","start":"14:54","end":"15:54","startHours":14.894524278813643,"endHours":15.894524278813643,"planetary_lord":"Mars"},{"name":"Hora 12","start":"15:54","end":"16:54","startHours":15.894524278813643,"endHours":16.89452427881364,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"16:54","end":"17:54","startHours":16.89452427881364,"endHours":17.89452427881364,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"17:54","end":"18:54","startHours":17.89452427881364,"endHours":18.89452427881364,"planetary_lord":"Moon"},{"name":"Hora 15","start":"18:54","end":"19:54","startHours":18.89452427881364,"endHours":19.89452427881364,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"19:54","end":"20:54","startHours":19.89452427881364,"endHours":20.89452427881364,"planetary_lord":"Venus"},{"name":"Hora 17","start":"20:54","end":"21:54","startHours":20.89452427881364,"endHours":21.89452427881364,"planetary_lord":"Sun"},{"name":"Hora 18","start":"21:54","end":"22:54","startHours":21.89452427881364,"endHours":22.89452427881364,"planetary_lord":"Mars"},{"name":"Hora 19","start":"22:54","end":"23:54","startHours":22.89452427881364,"endHours":23.89452427881364,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"23:54","end":"00:54","startHours":23.89452427881364,"endHours":24.89452427881364,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"00:54","end":"01:54","startHours":24.89452427881364,"endHours":25.89452427881364,"planetary_lord":"Moon"},{"name":"Hora 22","start":"01:54","end":"02:54","startHours":25.89452427881364,"endHours":26.89452427881364,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"02:54","end":"03:54","startHours":26.89452427881364,"endHours":27.89452427881364,"planetary_lord":"Venus"},{"name":"Hora 24","start":"03:54","end":"04:54","startHours":27.89452427881364,"endHours":28.89452427881364,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"South-West","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":20.58509510777727,"eotMinutes":3.395487342896394,"ayanamsa":26.2332}},"calendars":{"vikram_samvat":2227,"vikram_samvatsara":"Subhānu","saka_samvat":2092,"saka_samvatsara":"Pramoda","bengali_samvat":1577,"malayalam_era":1346,"nanakshahi_year":701,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Aṣṭamī · Vikram 2227 Subhānu · Śaka 2092 Pramoda"},"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":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","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 May 23, 2170 CE · Howrah, West Bengal · Vidhyamitra","description":"May 23, 2170 CE for Howrah, West Bengal: Śukla Aṣṭamī, sūryodaya 04:54, sūryāsta 18:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2170-05-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2170-05-23","sa":"https://sa.vidhyamitra.com/city/howrah/2170-05-23","hi":"https://hi.vidhyamitra.com/city/howrah/2170-05-23","x-default":"https://vidhyamitra.com/city/howrah/2170-05-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T04:03:18.898Z","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":"2026-06-03T04:03:18.898Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T04:03:18.898Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}