{"id":"vidhyamitra:city-day:bareilly:1931-04-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/bareilly/1931-04-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1931-04-18","date_display":"April 18, 1931 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":1931,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2426449.770833,"kali_year":5033,"ahargana":1837984.2708,"sun":{"sidereal_longitude":4.4375,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":4.7322,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":0.2946,"elapsed_within_tithi_degrees":0.2946},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":4.7322,"elapsed_within_degrees":4.7322},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":9.1697},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1931,"month":4,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2426449.770833,"ahargana":1837984.2708,"kali_year":5033,"ayanamsa_lahiri":22.8932,"grahas":{"sun":{"sidereal_longitude":4.159432999999979,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":4.166432999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":0.7794},"mars":{"sidereal_longitude":103.585733,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":21.531432999999993,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":80.86763300000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"venus":{"sidereal_longitude":328.51303299999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":270.573033,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":354.7483,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":174.7483,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","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":1931,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2426449.770833,"kali_year":5033,"ahargana":1837984.2708,"sun":{"sidereal_longitude":4.4375,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":4.7322,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":0.2946,"elapsed_within_tithi_degrees":0.2946},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":4.7322,"elapsed_within_degrees":4.7322},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":9.1697},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":true,"moon_latitude":0.779,"elongation":0.295},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.779,"opposition_distance":179.705}},"eclipse_window_40days":[{"offset_days":0,"type":"solar","occurs":true,"moon_latitude":0.779,"elongation":0.295}]},"city":{"slug":"bareilly","name":"Bareilly, Uttar Pradesh","lat":28.367,"lon":79.4304,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"bareilly","name":"Bareilly, Uttar Pradesh","lat":28.367,"lon":79.4304,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"05:45","sunsetLocal":"18:38","solarNoonLocal":"12:12","dayLengthHours":12.889027625769614,"dayLengthDisplay":"12 Hours 53 Mins 20 Secs","nightLengthDisplay":"11 Hours 06 Mins 40 Secs","moonriseLocal":"05:46","moonsetLocal":"18:37","rahuKala":{"name":"Rāhu Kāla","start":"08:58","end":"10:35","startHours":8.97395171195954,"endHours":10.585080165180742,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:48","end":"15:25","startHours":13.807337071623145,"endHours":15.418465524844347,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:45","end":"07:22","startHours":5.751694805517135,"endHours":7.362823258738337,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:46","end":"09:11","startHours":8.759134584863379,"endHours":9.1887688390557,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:17","end":"06:38","startHours":6.288737623257536,"endHours":6.632445026611392,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:38","startHours":11.766574364209623,"endHours":12.625842872594264,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:02","end":"04:54","startHours":4.033157788747854,"endHours":4.892426297132494,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:41","end":"05:45","startHours":4.677609170036334,"endHours":5.751694805517135,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:12","startHours":14.344379889363545,"endHours":15.203648397748186,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:26","end":"18:50","startHours":18.44072243128675,"endHours":18.84072243128675,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:38","end":"19:11","startHours":18.64072243128675,"endHours":19.17776524902715,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:23","end":"20:08","startHours":18.39072243128675,"endHours":20.14072243128675,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:38","startHours":23.766574364209625,"endHours":24.625842872594262,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:45","end":"07:22","startHours":5.751694805517135,"endHours":7.362823258738337,"quality":"inauspicious"},{"name":"Śubha","start":"07:22","end":"08:58","startHours":7.362823258738337,"endHours":8.97395171195954,"quality":"auspicious"},{"name":"Roga","start":"08:58","end":"10:35","startHours":8.97395171195954,"endHours":10.585080165180742,"quality":"inauspicious"},{"name":"Udveg","start":"10:35","end":"12:12","startHours":10.585080165180742,"endHours":12.196208618401943,"quality":"inauspicious"},{"name":"Chala","start":"12:12","end":"13:48","startHours":12.196208618401943,"endHours":13.807337071623145,"quality":"neutral"},{"name":"Labha","start":"13:48","end":"15:25","startHours":13.807337071623145,"endHours":15.418465524844347,"quality":"auspicious"},{"name":"Amṛta","start":"15:25","end":"17:02","startHours":15.418465524844347,"endHours":17.02959397806555,"quality":"auspicious"},{"name":"Kāla","start":"17:02","end":"18:38","startHours":17.02959397806555,"endHours":18.64072243128675,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:38","end":"20:02","startHours":18.64072243128675,"endHours":20.02959397806555,"quality":"auspicious"},{"name":"Amṛta","start":"20:02","end":"21:25","startHours":20.02959397806555,"endHours":21.418465524844347,"quality":"auspicious"},{"name":"Kāla","start":"21:25","end":"22:48","startHours":21.418465524844347,"endHours":22.807337071623145,"quality":"inauspicious"},{"name":"Śubha","start":"22:48","end":"00:12","startHours":22.807337071623145,"endHours":24.196208618401943,"quality":"auspicious"},{"name":"Roga","start":"00:12","end":"01:35","startHours":24.196208618401943,"endHours":25.58508016518074,"quality":"inauspicious"},{"name":"Udveg","start":"01:35","end":"02:58","startHours":25.58508016518074,"endHours":26.97395171195954,"quality":"inauspicious"},{"name":"Chala","start":"02:58","end":"04:22","startHours":26.97395171195954,"endHours":28.362823258738338,"quality":"neutral"},{"name":"Labha","start":"04:22","end":"05:45","startHours":28.362823258738338,"endHours":29.751694805517136,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:45","end":"06:45","startHours":5.751694805517135,"endHours":6.751694805517135,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:45","end":"07:45","startHours":6.751694805517135,"endHours":7.751694805517135,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:45","end":"08:45","startHours":7.751694805517135,"endHours":8.751694805517136,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:45","end":"09:45","startHours":8.751694805517136,"endHours":9.751694805517136,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:45","end":"10:45","startHours":9.751694805517136,"endHours":10.751694805517136,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:45","end":"11:45","startHours":10.751694805517136,"endHours":11.751694805517136,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:45","end":"12:45","startHours":11.751694805517136,"endHours":12.751694805517136,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:45","end":"13:45","startHours":12.751694805517136,"endHours":13.751694805517136,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:45","end":"14:45","startHours":13.751694805517136,"endHours":14.751694805517136,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:45","end":"15:45","startHours":14.751694805517136,"endHours":15.751694805517136,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:45","end":"16:45","startHours":15.751694805517136,"endHours":16.751694805517136,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:45","end":"17:45","startHours":16.751694805517136,"endHours":17.751694805517136,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:45","end":"18:45","startHours":17.751694805517136,"endHours":18.751694805517136,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:45","end":"19:45","startHours":18.751694805517136,"endHours":19.751694805517136,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:45","end":"20:45","startHours":19.751694805517136,"endHours":20.751694805517136,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:45","end":"21:45","startHours":20.751694805517136,"endHours":21.751694805517136,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:45","end":"22:45","startHours":21.751694805517136,"endHours":22.751694805517136,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:45","end":"23:45","startHours":22.751694805517136,"endHours":23.751694805517136,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:45","end":"00:45","startHours":23.751694805517136,"endHours":24.751694805517136,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:45","end":"01:45","startHours":24.751694805517136,"endHours":25.751694805517136,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:45","end":"02:45","startHours":25.751694805517136,"endHours":26.751694805517136,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:45","end":"03:45","startHours":26.751694805517136,"endHours":27.751694805517136,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:45","end":"04:45","startHours":27.751694805517136,"endHours":28.751694805517136,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:45","end":"05:45","startHours":28.751694805517136,"endHours":29.751694805517136,"planetary_lord":"Mercury"}],"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","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.421733684434557,"eotMinutes":0.5058828958834352,"ayanamsa":22.8932}},"calendars":{"vikram_samvat":1988,"vikram_samvatsara":"Tāraṇa","saka_samvat":1853,"saka_samvatsara":"Prajāpati","bengali_samvat":1338,"malayalam_era":1107,"nanakshahi_year":462,"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 Pratipada · Vikram 1988 Tāraṇa · Śaka 1853 Prajāpati"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"bareilly"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 18, 1931 CE · Bareilly, Uttar Pradesh · Vidhyamitra","description":"April 18, 1931 CE for Bareilly, Uttar Pradesh: Śukla Pratipada, sūryodaya 05:45, sūryāsta 18:38.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/bareilly/1931-04-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/bareilly/1931-04-18","sa":"https://sa.vidhyamitra.com/city/bareilly/1931-04-18","hi":"https://hi.vidhyamitra.com/city/bareilly/1931-04-18","x-default":"https://vidhyamitra.com/city/bareilly/1931-04-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:01:42.306Z","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":"2026-05-31T21:01:42.306Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:01:42.306Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}