{"id":"vidhyamitra:city-day:howrah:2176-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2176-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2176-04-01","date_display":"April 1, 2176 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":2176,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2515918.770833,"kali_year":5277,"ahargana":1927453.2708,"sun":{"sidereal_longitude":345.4294,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":242.1415,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":256.712,"elapsed_within_tithi_degrees":4.712},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":242.1415,"elapsed_within_degrees":2.1415},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.5709},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"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":2176,"month":4,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2515918.770833,"ahargana":1927453.2708,"kali_year":5277,"ayanamsa_lahiri":26.3151,"grahas":{"sun":{"sidereal_longitude":345.668659,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":239.15765899999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false,"latitude":-3.5499},"mars":{"sidereal_longitude":252.99205900000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":340.701559,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":318.38655900000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":337.658259,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":11.613359000000003,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":294.2502,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":114.2502,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2176,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2515918.770833,"kali_year":5277,"ahargana":1927453.2708,"sun":{"sidereal_longitude":345.4294,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":242.1415,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":256.712,"elapsed_within_tithi_degrees":4.712},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":242.1415,"elapsed_within_degrees":2.1415},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.5709},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.55,"elongation":103.288},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.55,"opposition_distance":76.712}},"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":"05:30","sunsetLocal":"17:53","solarNoonLocal":"11:41","dayLengthHours":12.384330042961729,"dayLengthDisplay":"12 Hours 23 Mins 04 Secs","nightLengthDisplay":"11 Hours 36 Mins 56 Secs","moonriseLocal":"23:14","moonsetLocal":"09:57","rahuKala":{"name":"Rāhu Kāla","start":"07:03","end":"08:36","startHours":7.044041168908543,"endHours":8.59208242427876,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:08","end":"11:41","startHours":10.140123679648976,"endHours":11.688164935019191,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:14","end":"14:47","startHours":13.236206190389407,"endHours":14.784247445759624,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:23","end":"08:48","startHours":8.38567692356273,"endHours":8.798487924994788,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:01","end":"06:21","startHours":6.012013665328399,"endHours":6.342262466474045,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:17","end":"12:06","startHours":11.275353933587134,"endHours":12.100975936451249,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:51","end":"04:40","startHours":3.8447559078100966,"endHours":4.670377910674212,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:28","end":"05:30","startHours":4.463972409958183,"endHours":5.495999913538327,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:45","end":"14:35","startHours":13.75221994217948,"endHours":14.577841945043595,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:41","end":"18:05","startHours":17.680329956500056,"endHours":18.080329956500055,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:53","end":"18:24","startHours":17.880329956500056,"endHours":18.39634370829013,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:38","end":"19:23","startHours":17.630329956500056,"endHours":19.380329956500056,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:17","end":"00:06","startHours":23.275353933587134,"endHours":24.10097593645125,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:30","end":"07:03","startHours":5.495999913538327,"endHours":7.044041168908543,"quality":"auspicious"},{"name":"Kāla","start":"07:03","end":"08:36","startHours":7.044041168908543,"endHours":8.59208242427876,"quality":"inauspicious"},{"name":"Śubha","start":"08:36","end":"10:08","startHours":8.59208242427876,"endHours":10.140123679648976,"quality":"auspicious"},{"name":"Roga","start":"10:08","end":"11:41","startHours":10.140123679648976,"endHours":11.688164935019191,"quality":"inauspicious"},{"name":"Udveg","start":"11:41","end":"13:14","startHours":11.688164935019191,"endHours":13.236206190389407,"quality":"inauspicious"},{"name":"Chala","start":"13:14","end":"14:47","startHours":13.236206190389407,"endHours":14.784247445759624,"quality":"neutral"},{"name":"Labha","start":"14:47","end":"16:20","startHours":14.784247445759624,"endHours":16.33228870112984,"quality":"auspicious"},{"name":"Amṛta","start":"16:20","end":"17:53","startHours":16.33228870112984,"endHours":17.880329956500056,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:53","end":"19:20","startHours":17.880329956500056,"endHours":19.33228870112984,"quality":"neutral"},{"name":"Labha","start":"19:20","end":"20:47","startHours":19.33228870112984,"endHours":20.784247445759625,"quality":"auspicious"},{"name":"Amṛta","start":"20:47","end":"22:14","startHours":20.784247445759625,"endHours":22.236206190389407,"quality":"auspicious"},{"name":"Kāla","start":"22:14","end":"23:41","startHours":22.236206190389407,"endHours":23.68816493501919,"quality":"inauspicious"},{"name":"Śubha","start":"23:41","end":"01:08","startHours":23.68816493501919,"endHours":25.140123679648976,"quality":"auspicious"},{"name":"Roga","start":"01:08","end":"02:36","startHours":25.140123679648976,"endHours":26.592082424278757,"quality":"inauspicious"},{"name":"Udveg","start":"02:36","end":"04:03","startHours":26.592082424278757,"endHours":28.044041168908542,"quality":"inauspicious"},{"name":"Chala","start":"04:03","end":"05:30","startHours":28.044041168908542,"endHours":29.495999913538327,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:30","end":"06:30","startHours":5.495999913538327,"endHours":6.495999913538327,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:30","end":"07:30","startHours":6.495999913538327,"endHours":7.495999913538327,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:30","end":"08:30","startHours":7.495999913538327,"endHours":8.495999913538327,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:30","end":"09:30","startHours":8.495999913538327,"endHours":9.495999913538327,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:30","end":"10:30","startHours":9.495999913538327,"endHours":10.495999913538327,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:30","end":"11:30","startHours":10.495999913538327,"endHours":11.495999913538327,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:30","end":"12:30","startHours":11.495999913538327,"endHours":12.495999913538327,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:30","end":"13:30","startHours":12.495999913538327,"endHours":13.495999913538327,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:30","end":"14:30","startHours":13.495999913538327,"endHours":14.495999913538327,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:30","end":"15:30","startHours":14.495999913538327,"endHours":15.495999913538327,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:30","end":"16:30","startHours":15.495999913538327,"endHours":16.495999913538327,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:30","end":"17:30","startHours":16.495999913538327,"endHours":17.495999913538327,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:30","end":"18:30","startHours":17.495999913538327,"endHours":18.495999913538327,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:30","end":"19:30","startHours":18.495999913538327,"endHours":19.495999913538327,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:30","end":"20:30","startHours":19.495999913538327,"endHours":20.495999913538327,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:30","end":"21:30","startHours":20.495999913538327,"endHours":21.495999913538327,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:30","end":"22:30","startHours":21.495999913538327,"endHours":22.495999913538327,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:30","end":"23:30","startHours":22.495999913538327,"endHours":23.495999913538327,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:30","end":"00:30","startHours":23.495999913538327,"endHours":24.495999913538327,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:30","end":"01:30","startHours":24.495999913538327,"endHours":25.495999913538327,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:30","end":"02:30","startHours":25.495999913538327,"endHours":26.495999913538327,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:30","end":"03:30","startHours":26.495999913538327,"endHours":27.495999913538327,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:30","end":"04:30","startHours":27.495999913538327,"endHours":28.495999913538327,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:30","end":"05:30","startHours":28.495999913538327,"endHours":29.495999913538327,"planetary_lord":"Venus"}],"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":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.737049223224696,"eotMinutes":-4.344296101151456,"ayanamsa":26.3151}},"calendars":{"vikram_samvat":2233,"vikram_samvatsara":"Virodhi","saka_samvat":2098,"saka_samvatsara":"Dhātṛ","bengali_samvat":1583,"malayalam_era":1352,"nanakshahi_year":707,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Saptamī · Vikram 2233 Virodhi · Śaka 2098 Dhātṛ"},"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 April 1, 2176 CE · Howrah, West Bengal · Vidhyamitra","description":"April 1, 2176 CE for Howrah, West Bengal: Kṛṣṇa Saptamī, sūryodaya 05:30, sūryāsta 17:53.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2176-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2176-04-01","sa":"https://sa.vidhyamitra.com/city/howrah/2176-04-01","hi":"https://hi.vidhyamitra.com/city/howrah/2176-04-01","x-default":"https://vidhyamitra.com/city/howrah/2176-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T13:09:18.931Z","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":"2026-06-03T13:09:18.931Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T13:09:18.931Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}