{"id":"vidhyamitra:city-day:howrah:1902-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/1902-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1902-04-01","date_display":"April 1, 1902 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":1902,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415840.770833,"kali_year":5003,"ahargana":1827375.2708,"sun":{"sidereal_longitude":348.2873,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":258.1125,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":269.8252,"elapsed_within_tithi_degrees":5.8252},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":258.1125,"elapsed_within_degrees":4.7791},"yoga":{"number":19,"name":"Parigha","sum_longitude":246.3997},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1902,"month":4,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2415840.770833,"ahargana":1827375.2708,"kali_year":5003,"ayanamsa_lahiri":22.4874,"grahas":{"sun":{"sidereal_longitude":347.893974,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":255.31267400000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false,"latitude":3.9443},"mars":{"sidereal_longitude":348.844574,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":325.47017400000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":289.97017400000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"venus":{"sidereal_longitude":306.0714740000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":275.47517400000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":196.8642,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":16.8642,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"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":1902,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415840.770833,"kali_year":5003,"ahargana":1827375.2708,"sun":{"sidereal_longitude":348.2873,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":258.1125,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":269.8252,"elapsed_within_tithi_degrees":5.8252},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":258.1125,"elapsed_within_degrees":4.7791},"yoga":{"number":19,"name":"Parigha","sum_longitude":246.3997},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.944,"elongation":90.175},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.944,"opposition_distance":89.825}},"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":"05:31","sunsetLocal":"17:52","solarNoonLocal":"11:41","dayLengthHours":12.349182691307192,"dayLengthDisplay":"12 Hours 20 Mins 57 Secs","nightLengthDisplay":"11 Hours 39 Mins 03 Secs","moonriseLocal":"00:09","moonsetLocal":"10:53","rahuKala":{"name":"Rāhu Kāla","start":"14:47","end":"16:19","startHours":14.77546060784599,"endHours":16.31910844425939,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:36","end":"10:09","startHours":8.600869262192393,"endHours":10.144517098605792,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:41","end":"13:14","startHours":11.688164935019191,"endHours":13.23181277143259,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:24","end":"08:48","startHours":8.395049550670608,"endHours":8.80668897371418,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:02","end":"06:21","startHours":6.028122868170063,"endHours":6.357434406604921,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:17","end":"12:06","startHours":11.276525511975619,"endHours":12.099804358062764,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:52","end":"04:41","startHours":3.8670158971913042,"endHours":4.69029474327845,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:29","end":"05:31","startHours":4.484475031756664,"endHours":5.513573589365596,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:45","end":"14:34","startHours":13.746362050237057,"endHours":14.569640896324202,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:40","end":"18:04","startHours":17.662756280672788,"endHours":18.062756280672787,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:52","end":"18:23","startHours":17.862756280672787,"endHours":18.377305559477254,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:37","end":"19:22","startHours":17.612756280672787,"endHours":19.362756280672787,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:17","end":"00:06","startHours":23.276525511975617,"endHours":24.099804358062766,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:31","end":"07:03","startHours":5.513573589365596,"endHours":7.057221425778995,"quality":"inauspicious"},{"name":"Udveg","start":"07:03","end":"08:36","startHours":7.057221425778995,"endHours":8.600869262192393,"quality":"inauspicious"},{"name":"Chala","start":"08:36","end":"10:09","startHours":8.600869262192393,"endHours":10.144517098605792,"quality":"neutral"},{"name":"Labha","start":"10:09","end":"11:41","startHours":10.144517098605792,"endHours":11.688164935019191,"quality":"auspicious"},{"name":"Amṛta","start":"11:41","end":"13:14","startHours":11.688164935019191,"endHours":13.23181277143259,"quality":"auspicious"},{"name":"Kāla","start":"13:14","end":"14:47","startHours":13.23181277143259,"endHours":14.77546060784599,"quality":"inauspicious"},{"name":"Śubha","start":"14:47","end":"16:19","startHours":14.77546060784599,"endHours":16.31910844425939,"quality":"auspicious"},{"name":"Roga","start":"16:19","end":"17:52","startHours":16.31910844425939,"endHours":17.862756280672787,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:52","end":"19:19","startHours":17.862756280672787,"endHours":19.31910844425939,"quality":"inauspicious"},{"name":"Śubha","start":"19:19","end":"20:47","startHours":19.31910844425939,"endHours":20.77546060784599,"quality":"auspicious"},{"name":"Roga","start":"20:47","end":"22:14","startHours":20.77546060784599,"endHours":22.23181277143259,"quality":"inauspicious"},{"name":"Udveg","start":"22:14","end":"23:41","startHours":22.23181277143259,"endHours":23.68816493501919,"quality":"inauspicious"},{"name":"Chala","start":"23:41","end":"01:09","startHours":23.68816493501919,"endHours":25.144517098605792,"quality":"neutral"},{"name":"Labha","start":"01:09","end":"02:36","startHours":25.144517098605792,"endHours":26.600869262192393,"quality":"auspicious"},{"name":"Amṛta","start":"02:36","end":"04:03","startHours":26.600869262192393,"endHours":28.057221425778994,"quality":"auspicious"},{"name":"Kāla","start":"04:03","end":"05:31","startHours":28.057221425778994,"endHours":29.513573589365595,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:31","end":"06:31","startHours":5.513573589365596,"endHours":6.513573589365596,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:31","end":"07:31","startHours":6.513573589365596,"endHours":7.513573589365596,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:31","end":"08:31","startHours":7.513573589365596,"endHours":8.513573589365595,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:31","end":"09:31","startHours":8.513573589365595,"endHours":9.513573589365595,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:31","end":"10:31","startHours":9.513573589365595,"endHours":10.513573589365595,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:31","end":"11:31","startHours":10.513573589365595,"endHours":11.513573589365595,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:31","end":"12:31","startHours":11.513573589365595,"endHours":12.513573589365595,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:31","end":"13:31","startHours":12.513573589365595,"endHours":13.513573589365595,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:31","end":"14:31","startHours":13.513573589365595,"endHours":14.513573589365595,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:31","end":"15:31","startHours":14.513573589365595,"endHours":15.513573589365595,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:31","end":"16:31","startHours":15.513573589365595,"endHours":16.513573589365595,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:31","end":"17:31","startHours":16.513573589365595,"endHours":17.513573589365595,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:31","end":"18:31","startHours":17.513573589365595,"endHours":18.513573589365595,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:31","end":"19:31","startHours":18.513573589365595,"endHours":19.513573589365595,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:31","end":"20:31","startHours":19.513573589365595,"endHours":20.513573589365595,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:31","end":"21:31","startHours":20.513573589365595,"endHours":21.513573589365595,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:31","end":"22:31","startHours":21.513573589365595,"endHours":22.513573589365595,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:31","end":"23:31","startHours":22.513573589365595,"endHours":23.513573589365595,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:31","end":"00:31","startHours":23.513573589365595,"endHours":24.513573589365595,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:31","end":"01:31","startHours":24.513573589365595,"endHours":25.513573589365595,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:31","end":"02:31","startHours":25.513573589365595,"endHours":26.513573589365595,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:31","end":"03:31","startHours":26.513573589365595,"endHours":27.513573589365595,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:31","end":"04:31","startHours":27.513573589365595,"endHours":28.513573589365595,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:31","end":"05:31","startHours":28.513573589365595,"endHours":29.513573589365595,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.109978052324184,"eotMinutes":-4.344296101151456,"ayanamsa":22.4874}},"calendars":{"vikram_samvat":1959,"vikram_samvatsara":"Rākṣasa","saka_samvat":1824,"saka_samvatsara":"Śubhakṛt","bengali_samvat":1309,"malayalam_era":1078,"nanakshahi_year":433,"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 Aṣṭamī · Vikram 1959 Rākṣasa · Śaka 1824 Śubhakṛt"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","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 April 1, 1902 CE · Howrah, West Bengal · Vidhyamitra","description":"April 1, 1902 CE for Howrah, West Bengal: Kṛṣṇa Aṣṭamī, sūryodaya 05:31, sūryāsta 17:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/1902-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/1902-04-01","sa":"https://sa.vidhyamitra.com/city/howrah/1902-04-01","hi":"https://hi.vidhyamitra.com/city/howrah/1902-04-01","x-default":"https://vidhyamitra.com/city/howrah/1902-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T14:14:08.547Z","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":"2026-06-02T14:14:08.547Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T14:14:08.547Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}