{"id":"vidhyamitra:city-day:jamnagar:1819-05-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/1819-05-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1819-05-01","date_display":"May 1, 1819 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":1819,"month":5,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2385555.770833,"kali_year":4921,"ahargana":1797090.2708,"sun":{"sidereal_longitude":18.9524,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":95.2943,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":76.3419,"elapsed_within_tithi_degrees":4.3419},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.2943,"elapsed_within_degrees":1.961},"yoga":{"number":9,"name":"Śūla","sum_longitude":114.2467},"karana":{"half_tithi_index":12,"name":"Gara"},"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":1819,"month":5,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2385555.770833,"ahargana":1797090.2708,"kali_year":4921,"ayanamsa_lahiri":21.3292,"grahas":{"sun":{"sidereal_longitude":18.48018400000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":92.94548399999996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false,"latitude":4.4902},"mars":{"sidereal_longitude":341.230984,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":24.568084,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":296.0676840000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":340.732884,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":337.0088840000001,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":1.5092,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":181.5092,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","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":1819,"month":5,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2385555.770833,"kali_year":4921,"ahargana":1797090.2708,"sun":{"sidereal_longitude":18.9524,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":95.2943,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":76.3419,"elapsed_within_tithi_degrees":4.3419},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.2943,"elapsed_within_degrees":1.961},"yoga":{"number":9,"name":"Śūla","sum_longitude":114.2467},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.49,"elongation":76.342},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.49,"opposition_distance":103.658}},"eclipse_window_40days":[]},"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"sunriseLocal":"06:18","sunsetLocal":"19:16","solarNoonLocal":"12:47","dayLengthHours":12.958843385875351,"dayLengthDisplay":"12 Hours 57 Mins 32 Secs","nightLengthDisplay":"11 Hours 02 Mins 28 Secs","moonriseLocal":"11:05","moonsetLocal":"00:24","rahuKala":{"name":"Rāhu Kāla","start":"09:32","end":"11:10","startHours":9.541142364715048,"endHours":11.160997787949466,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:24","end":"16:01","startHours":14.400708634418304,"endHours":16.020564057652724,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:18","end":"07:55","startHours":6.30143151824621,"endHours":7.921286941480629,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:20","end":"09:45","startHours":9.325161641617125,"endHours":9.757123087812971,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:50","end":"07:11","startHours":6.841383325991017,"endHours":7.186952482947693,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:21","end":"13:13","startHours":12.348891764988041,"endHours":13.212814657379733,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:34","end":"05:26","startHours":4.5735857334628305,"endHours":5.43750862585452,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:13","end":"06:18","startHours":5.2215279027565975,"endHours":6.30143151824621,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:56","end":"15:48","startHours":14.94066044216311,"endHours":15.8045833345548,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:04","end":"19:28","startHours":19.060274904121563,"endHours":19.46027490412156,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:16","end":"19:48","startHours":19.260274904121562,"endHours":19.80022671186637,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:01","end":"20:46","startHours":19.010274904121562,"endHours":20.760274904121562,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:21","end":"01:13","startHours":24.348891764988043,"endHours":25.212814657379734,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:18","end":"07:55","startHours":6.30143151824621,"endHours":7.921286941480629,"quality":"inauspicious"},{"name":"Śubha","start":"07:55","end":"09:32","startHours":7.921286941480629,"endHours":9.541142364715048,"quality":"auspicious"},{"name":"Roga","start":"09:32","end":"11:10","startHours":9.541142364715048,"endHours":11.160997787949466,"quality":"inauspicious"},{"name":"Udveg","start":"11:10","end":"12:47","startHours":11.160997787949466,"endHours":12.780853211183885,"quality":"inauspicious"},{"name":"Chala","start":"12:47","end":"14:24","startHours":12.780853211183885,"endHours":14.400708634418304,"quality":"neutral"},{"name":"Labha","start":"14:24","end":"16:01","startHours":14.400708634418304,"endHours":16.020564057652724,"quality":"auspicious"},{"name":"Amṛta","start":"16:01","end":"17:38","startHours":16.020564057652724,"endHours":17.640419480887143,"quality":"auspicious"},{"name":"Kāla","start":"17:38","end":"19:16","startHours":17.640419480887143,"endHours":19.260274904121562,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:16","end":"20:38","startHours":19.260274904121562,"endHours":20.640419480887143,"quality":"auspicious"},{"name":"Amṛta","start":"20:38","end":"22:01","startHours":20.640419480887143,"endHours":22.020564057652724,"quality":"auspicious"},{"name":"Kāla","start":"22:01","end":"23:24","startHours":22.020564057652724,"endHours":23.400708634418308,"quality":"inauspicious"},{"name":"Śubha","start":"23:24","end":"00:47","startHours":23.400708634418308,"endHours":24.78085321118389,"quality":"auspicious"},{"name":"Roga","start":"00:47","end":"02:10","startHours":24.78085321118389,"endHours":26.16099778794947,"quality":"inauspicious"},{"name":"Udveg","start":"02:10","end":"03:32","startHours":26.16099778794947,"endHours":27.54114236471505,"quality":"inauspicious"},{"name":"Chala","start":"03:32","end":"04:55","startHours":27.54114236471505,"endHours":28.92128694148063,"quality":"neutral"},{"name":"Labha","start":"04:55","end":"06:18","startHours":28.92128694148063,"endHours":30.30143151824621,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:18","end":"07:18","startHours":6.30143151824621,"endHours":7.30143151824621,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:18","end":"08:18","startHours":7.30143151824621,"endHours":8.301431518246211,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:18","end":"09:18","startHours":8.301431518246211,"endHours":9.301431518246211,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:18","end":"10:18","startHours":9.301431518246211,"endHours":10.301431518246211,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:18","end":"11:18","startHours":10.301431518246211,"endHours":11.301431518246211,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:18","end":"12:18","startHours":11.301431518246211,"endHours":12.301431518246211,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:18","end":"13:18","startHours":12.301431518246211,"endHours":13.301431518246211,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:18","end":"14:18","startHours":13.301431518246211,"endHours":14.301431518246211,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:18","end":"15:18","startHours":14.301431518246211,"endHours":15.301431518246211,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:18","end":"16:18","startHours":15.301431518246211,"endHours":16.30143151824621,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:18","end":"17:18","startHours":16.30143151824621,"endHours":17.30143151824621,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:18","end":"18:18","startHours":17.30143151824621,"endHours":18.30143151824621,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:18","end":"19:18","startHours":18.30143151824621,"endHours":19.30143151824621,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:18","end":"20:18","startHours":19.30143151824621,"endHours":20.30143151824621,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:18","end":"21:18","startHours":20.30143151824621,"endHours":21.30143151824621,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:18","end":"22:18","startHours":21.30143151824621,"endHours":22.30143151824621,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:18","end":"23:18","startHours":22.30143151824621,"endHours":23.30143151824621,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:18","end":"00:18","startHours":23.30143151824621,"endHours":24.30143151824621,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:18","end":"01:18","startHours":24.30143151824621,"endHours":25.30143151824621,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:18","end":"02:18","startHours":25.30143151824621,"endHours":26.30143151824621,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:18","end":"03:18","startHours":26.30143151824621,"endHours":27.30143151824621,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:18","end":"04:18","startHours":27.30143151824621,"endHours":28.30143151824621,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:18","end":"05:18","startHours":28.30143151824621,"endHours":29.30143151824621,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:18","end":"06:18","startHours":29.30143151824621,"endHours":30.30143151824621,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"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":14.752399659656726,"eotMinutes":2.918007328966811,"ayanamsa":21.3292}},"calendars":{"vikram_samvat":1876,"vikram_samvatsara":"Nandana","saka_samvat":1741,"saka_samvatsara":"Pramāthi","bengali_samvat":1226,"malayalam_era":995,"nanakshahi_year":350,"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 Saptamī · Vikram 1876 Nandana · Śaka 1741 Pramāthi"},"festivals":[{"id":"ganga-saptami","name":"Gaṅgā Saptamī","name_sanskrit":"गङ्गा सप्तमी","tradition":"Pan-Hindu","associated_deity":"Devī Gaṅgā","significance":"Gaṅgā Devī's descent to Brahma-loka before her earth-descent.","vrata":true,"detection":{"tithi_number":7,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":4}],"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":[]},"validity":{"eternal":false,"location_specific":"jamnagar"},"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, 1819 CE · Jamnagar, Gujarat · Vidhyamitra","description":"May 1, 1819 CE for Jamnagar, Gujarat: Śukla Saptamī, sūryodaya 06:18, sūryāsta 19:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/1819-05-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/1819-05-01","sa":"https://sa.vidhyamitra.com/city/jamnagar/1819-05-01","hi":"https://hi.vidhyamitra.com/city/jamnagar/1819-05-01","x-default":"https://vidhyamitra.com/city/jamnagar/1819-05-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T17:15:50.415Z","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":"2026-06-05T17:15:50.415Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T17:15:50.415Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}