{"id":"vidhyamitra:city-day:howrah:2101-05-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2101-05-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2101-05-01","date_display":"May 1, 2101 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":2101,"month":5,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488554.770833,"kali_year":5203,"ahargana":1900089.2708,"sun":{"sidereal_longitude":15.1195,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":47.4534,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":32.3338,"elapsed_within_tithi_degrees":8.3338},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":47.4534,"elapsed_within_degrees":7.4534},"yoga":{"number":5,"name":"Śobhana","sum_longitude":62.5729},"karana":{"half_tithi_index":5,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2101,"month":5,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2488554.770833,"ahargana":1900089.2708,"kali_year":5203,"ayanamsa_lahiri":25.2685,"grahas":{"sun":{"sidereal_longitude":15.287665000000004,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":44.40946500000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false,"latitude":4.3786},"mars":{"sidereal_longitude":316.349565,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":34.11526500000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":203.34646499999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":28.92476499999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":188.426465,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":304.1266,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":124.1266,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":2101,"month":5,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488554.770833,"kali_year":5203,"ahargana":1900089.2708,"sun":{"sidereal_longitude":15.1195,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":47.4534,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":32.3338,"elapsed_within_tithi_degrees":8.3338},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":47.4534,"elapsed_within_degrees":7.4534},"yoga":{"number":5,"name":"Śobhana","sum_longitude":62.5729},"karana":{"half_tithi_index":5,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.379,"elongation":32.334},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.379,"opposition_distance":147.666}},"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":"05:05","sunsetLocal":"18:03","solarNoonLocal":"11:34","dayLengthHours":12.978342665206306,"dayLengthDisplay":"12 Hours 58 Mins 42 Secs","nightLengthDisplay":"11 Hours 01 Mins 18 Secs","moonriseLocal":"06:49","moonsetLocal":"20:12","rahuKala":{"name":"Rāhu Kāla","start":"16:26","end":"18:03","startHours":16.434005043969584,"endHours":18.05629787712037,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:34","end":"13:11","startHours":11.567126544517219,"endHours":13.189419377668006,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:49","end":"16:26","startHours":14.811712210818797,"endHours":16.434005043969584,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:06","end":"08:32","startHours":8.106235167128872,"endHours":8.538846589302416,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:37","end":"05:58","startHours":5.618719489630997,"endHours":5.964808627369831,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:08","end":"12:00","startHours":11.134515122343675,"endHours":11.999737966690763,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:21","end":"04:13","startHours":3.347509523219893,"endHours":4.21273236756698,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:00","end":"05:05","startHours":3.996426656480208,"endHours":5.077955211914067,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:44","end":"14:36","startHours":13.730183655384938,"endHours":14.595406499732025,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:51","end":"18:15","startHours":17.856297877120372,"endHours":18.25629787712037,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:03","end":"18:36","startHours":18.05629787712037,"endHours":18.5970621548373,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:48","end":"19:33","startHours":17.80629787712037,"endHours":19.55629787712037,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:08","end":"00:00","startHours":23.134515122343675,"endHours":23.999737966690763,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:05","end":"06:42","startHours":5.077955211914067,"endHours":6.700248045064855,"quality":"inauspicious"},{"name":"Chala","start":"06:42","end":"08:19","startHours":6.700248045064855,"endHours":8.322540878215644,"quality":"neutral"},{"name":"Labha","start":"08:19","end":"09:57","startHours":8.322540878215644,"endHours":9.944833711366432,"quality":"auspicious"},{"name":"Amṛta","start":"09:57","end":"11:34","startHours":9.944833711366432,"endHours":11.567126544517219,"quality":"auspicious"},{"name":"Kāla","start":"11:34","end":"13:11","startHours":11.567126544517219,"endHours":13.189419377668006,"quality":"inauspicious"},{"name":"Śubha","start":"13:11","end":"14:49","startHours":13.189419377668006,"endHours":14.811712210818797,"quality":"auspicious"},{"name":"Roga","start":"14:49","end":"16:26","startHours":14.811712210818797,"endHours":16.434005043969584,"quality":"inauspicious"},{"name":"Udveg","start":"16:26","end":"18:03","startHours":16.434005043969584,"endHours":18.05629787712037,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:03","end":"19:26","startHours":18.05629787712037,"endHours":19.434005043969584,"quality":"auspicious"},{"name":"Roga","start":"19:26","end":"20:49","startHours":19.434005043969584,"endHours":20.811712210818797,"quality":"inauspicious"},{"name":"Udveg","start":"20:49","end":"22:11","startHours":20.811712210818797,"endHours":22.189419377668006,"quality":"inauspicious"},{"name":"Chala","start":"22:11","end":"23:34","startHours":22.189419377668006,"endHours":23.56712654451722,"quality":"neutral"},{"name":"Labha","start":"23:34","end":"00:57","startHours":23.56712654451722,"endHours":24.94483371136643,"quality":"auspicious"},{"name":"Amṛta","start":"00:57","end":"02:19","startHours":24.94483371136643,"endHours":26.32254087821564,"quality":"auspicious"},{"name":"Kāla","start":"02:19","end":"03:42","startHours":26.32254087821564,"endHours":27.700248045064853,"quality":"inauspicious"},{"name":"Śubha","start":"03:42","end":"05:05","startHours":27.700248045064853,"endHours":29.077955211914066,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:05","end":"06:05","startHours":5.077955211914067,"endHours":6.077955211914067,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:05","end":"07:05","startHours":6.077955211914067,"endHours":7.077955211914067,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:05","end":"08:05","startHours":7.077955211914067,"endHours":8.077955211914066,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:05","end":"09:05","startHours":8.077955211914066,"endHours":9.077955211914066,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:05","end":"10:05","startHours":9.077955211914066,"endHours":10.077955211914066,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:05","end":"11:05","startHours":10.077955211914066,"endHours":11.077955211914066,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:05","end":"12:05","startHours":11.077955211914066,"endHours":12.077955211914066,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:05","end":"13:05","startHours":12.077955211914066,"endHours":13.077955211914066,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:05","end":"14:05","startHours":13.077955211914066,"endHours":14.077955211914066,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:05","end":"15:05","startHours":14.077955211914066,"endHours":15.077955211914066,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:05","end":"16:05","startHours":15.077955211914066,"endHours":16.077955211914066,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:05","end":"17:05","startHours":16.077955211914066,"endHours":17.077955211914066,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:05","end":"18:05","startHours":17.077955211914066,"endHours":18.077955211914066,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:05","end":"19:05","startHours":18.077955211914066,"endHours":19.077955211914066,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:05","end":"20:05","startHours":19.077955211914066,"endHours":20.077955211914066,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:05","end":"21:05","startHours":20.077955211914066,"endHours":21.077955211914066,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:05","end":"22:05","startHours":21.077955211914066,"endHours":22.077955211914066,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:05","end":"23:05","startHours":22.077955211914066,"endHours":23.077955211914066,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:05","end":"00:05","startHours":23.077955211914066,"endHours":24.077955211914066,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:05","end":"01:05","startHours":24.077955211914066,"endHours":25.077955211914066,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:05","end":"02:05","startHours":25.077955211914066,"endHours":26.077955211914066,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:05","end":"03:05","startHours":26.077955211914066,"endHours":27.077955211914066,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:05","end":"04:05","startHours":27.077955211914066,"endHours":28.077955211914066,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:05","end":"05:05","startHours":28.077955211914066,"endHours":29.077955211914066,"planetary_lord":"Jupiter"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":14.987180250654019,"eotMinutes":2.918007328966811,"ayanamsa":25.2685}},"calendars":{"vikram_samvat":2158,"vikram_samvatsara":"Bhāva","saka_samvat":2023,"saka_samvatsara":"Durmati","bengali_samvat":1508,"malayalam_era":1277,"nanakshahi_year":632,"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":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Tṛtīyā · Vikram 2158 Bhāva · Śaka 2023 Durmati"},"festivals":[{"id":"akshaya-tritiya","name":"Akṣaya Tṛtīyā","name_sanskrit":"अक्षय तृतीया","tradition":"Pan-Hindu","significance":"\"Inexhaustible third\"; auspicious for any new venture.","vrata":false,"detection":{"tithi_number":3,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":1},{"id":"parashurama-jayanti","name":"Paraśurāma Jayantī","name_sanskrit":"परशुराम जयन्ती","tradition":"Vaishnava","associated_deity":"Paraśurāma (6th daśāvatāra of Krishna)","deity_avatara_index":16,"significance":"Paraśurāma's manifestation; ciranjīvi-pratiṣṭhā. Coincides with Akṣaya Tṛtīyā.","vrata":true,"detection":{"tithi_number":3,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":2,"sources":["Bhāgavata 9.15-16"]}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 Rohiṇī","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 May 1, 2101 CE · Howrah, West Bengal · Vidhyamitra","description":"May 1, 2101 CE for Howrah, West Bengal: Śukla Tṛtīyā, sūryodaya 05:05, sūryāsta 18:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2101-05-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2101-05-01","sa":"https://sa.vidhyamitra.com/city/howrah/2101-05-01","hi":"https://hi.vidhyamitra.com/city/howrah/2101-05-01","x-default":"https://vidhyamitra.com/city/howrah/2101-05-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T14:43:00.101Z","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":"2026-05-31T14:43:00.101Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T14:43:00.101Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}