{"id":"vidhyamitra:city-day:jamnagar:1920-12-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/1920-12-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1920-12-23","date_display":"December 23, 1920 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":1920,"month":12,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422681.770833,"kali_year":5022,"ahargana":1834216.2708,"sun":{"sidereal_longitude":248.0572,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":34.7591,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":146.7019,"elapsed_within_tithi_degrees":2.7019},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3,"moon_longitude":34.7591,"elapsed_within_degrees":8.0924},"yoga":{"number":22,"name":"Sādhya","sum_longitude":282.8163},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1920,"month":12,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2422681.770833,"ahargana":1834216.2708,"kali_year":5022,"ayanamsa_lahiri":22.7491,"grahas":{"sun":{"sidereal_longitude":248.1778979999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"moon":{"sidereal_longitude":33.448098000000016,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false,"latitude":-1.5645},"mars":{"sidereal_longitude":297.99609799999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":235.42639800000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":146.47949799999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":290.954698,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":152.270398,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":194.3951,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":14.3951,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":1920,"month":12,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422681.770833,"kali_year":5022,"ahargana":1834216.2708,"sun":{"sidereal_longitude":248.0572,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":34.7591,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":146.7019,"elapsed_within_tithi_degrees":2.7019},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3,"moon_longitude":34.7591,"elapsed_within_degrees":8.0924},"yoga":{"number":22,"name":"Sādhya","sum_longitude":282.8163},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.565,"elongation":146.702},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.565,"opposition_distance":33.298}},"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":"07:27","sunsetLocal":"18:12","solarNoonLocal":"12:49","dayLengthHours":10.75596311914768,"dayLengthDisplay":"10 Hours 45 Mins 21 Secs","nightLengthDisplay":"13 Hours 14 Mins 39 Secs","moonriseLocal":"15:54","moonsetLocal":"05:06","rahuKala":{"name":"Rāhu Kāla","start":"14:10","end":"15:31","startHours":14.166590528365006,"endHours":15.511085918258466,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:27","end":"08:47","startHours":7.444113578897707,"endHours":8.788608968791166,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:08","end":"11:29","startHours":10.133104358684626,"endHours":11.477599748578086,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:57","end":"10:19","startHours":9.953838306698833,"endHours":10.312370410670422,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:54","end":"08:11","startHours":7.892278708862194,"endHours":8.179104392039465,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:28","end":"13:11","startHours":12.463563034499957,"endHours":13.180627242443135,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:01","end":"06:44","startHours":6.0099851630113506,"endHours":6.7270493709545285,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:33","end":"07:27","startHours":6.547783318968734,"endHours":7.444113578897707,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:37","end":"15:20","startHours":14.614755658329493,"endHours":15.33181986627267,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:00","end":"18:24","startHours":18.000076698045387,"endHours":18.400076698045385,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:12","end":"18:39","startHours":18.200076698045386,"endHours":18.648241828009873,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:57","end":"19:42","startHours":17.950076698045386,"endHours":19.700076698045386,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:28","end":"01:11","startHours":24.463563034499956,"endHours":25.180627242443137,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:27","end":"08:47","startHours":7.444113578897707,"endHours":8.788608968791166,"quality":"auspicious"},{"name":"Roga","start":"08:47","end":"10:08","startHours":8.788608968791166,"endHours":10.133104358684626,"quality":"inauspicious"},{"name":"Udveg","start":"10:08","end":"11:29","startHours":10.133104358684626,"endHours":11.477599748578086,"quality":"inauspicious"},{"name":"Chala","start":"11:29","end":"12:49","startHours":11.477599748578086,"endHours":12.822095138471546,"quality":"neutral"},{"name":"Labha","start":"12:49","end":"14:10","startHours":12.822095138471546,"endHours":14.166590528365006,"quality":"auspicious"},{"name":"Amṛta","start":"14:10","end":"15:31","startHours":14.166590528365006,"endHours":15.511085918258466,"quality":"auspicious"},{"name":"Kāla","start":"15:31","end":"16:51","startHours":15.511085918258466,"endHours":16.855581308151926,"quality":"inauspicious"},{"name":"Śubha","start":"16:51","end":"18:12","startHours":16.855581308151926,"endHours":18.200076698045386,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:12","end":"19:51","startHours":18.200076698045386,"endHours":19.855581308151926,"quality":"auspicious"},{"name":"Kāla","start":"19:51","end":"21:31","startHours":19.855581308151926,"endHours":21.511085918258466,"quality":"inauspicious"},{"name":"Śubha","start":"21:31","end":"23:10","startHours":21.511085918258466,"endHours":23.166590528365006,"quality":"auspicious"},{"name":"Roga","start":"23:10","end":"00:49","startHours":23.166590528365006,"endHours":24.822095138471546,"quality":"inauspicious"},{"name":"Udveg","start":"00:49","end":"02:29","startHours":24.822095138471546,"endHours":26.477599748578086,"quality":"inauspicious"},{"name":"Chala","start":"02:29","end":"04:08","startHours":26.477599748578086,"endHours":28.133104358684626,"quality":"neutral"},{"name":"Labha","start":"04:08","end":"05:47","startHours":28.133104358684626,"endHours":29.788608968791166,"quality":"auspicious"},{"name":"Amṛta","start":"05:47","end":"07:27","startHours":29.788608968791166,"endHours":31.444113578897706,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:27","end":"08:27","startHours":7.444113578897707,"endHours":8.444113578897706,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:27","end":"09:27","startHours":8.444113578897706,"endHours":9.444113578897706,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:27","end":"10:27","startHours":9.444113578897706,"endHours":10.444113578897706,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:27","end":"11:27","startHours":10.444113578897706,"endHours":11.444113578897706,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:27","end":"12:27","startHours":11.444113578897706,"endHours":12.444113578897706,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:27","end":"13:27","startHours":12.444113578897706,"endHours":13.444113578897706,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:27","end":"14:27","startHours":13.444113578897706,"endHours":14.444113578897706,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:27","end":"15:27","startHours":14.444113578897706,"endHours":15.444113578897706,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:27","end":"16:27","startHours":15.444113578897706,"endHours":16.444113578897706,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:27","end":"17:27","startHours":16.444113578897706,"endHours":17.444113578897706,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:27","end":"18:27","startHours":17.444113578897706,"endHours":18.444113578897706,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:27","end":"19:27","startHours":18.444113578897706,"endHours":19.444113578897706,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:27","end":"20:27","startHours":19.444113578897706,"endHours":20.444113578897706,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:27","end":"21:27","startHours":20.444113578897706,"endHours":21.444113578897706,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:27","end":"22:27","startHours":21.444113578897706,"endHours":22.444113578897706,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:27","end":"23:27","startHours":22.444113578897706,"endHours":23.444113578897706,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:27","end":"00:27","startHours":23.444113578897706,"endHours":24.444113578897706,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:27","end":"01:27","startHours":24.444113578897706,"endHours":25.444113578897706,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:27","end":"02:27","startHours":25.444113578897706,"endHours":26.444113578897706,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:27","end":"03:27","startHours":26.444113578897706,"endHours":27.444113578897706,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:27","end":"04:27","startHours":27.444113578897706,"endHours":28.444113578897706,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:27","end":"05:27","startHours":28.444113578897706,"endHours":29.444113578897706,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:27","end":"06:27","startHours":29.444113578897706,"endHours":30.444113578897706,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:27","end":"07:27","startHours":30.444113578897706,"endHours":31.444113578897706,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"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":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.43324931837646,"eotMinutes":0.4434916917071845,"ayanamsa":22.7491}},"calendars":{"vikram_samvat":1977,"vikram_samvatsara":"Śrīmukha","saka_samvat":1842,"saka_samvatsara":"Raudra","bengali_samvat":1327,"malayalam_era":1096,"nanakshahi_year":451,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Trayodaśī · Vikram 1977 Śrīmukha · Śaka 1842 Raudra"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"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 December 23, 1920 CE · Jamnagar, Gujarat · Vidhyamitra","description":"December 23, 1920 CE for Jamnagar, Gujarat: Śukla Trayodaśī, sūryodaya 07:27, sūryāsta 18:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/1920-12-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/1920-12-23","sa":"https://sa.vidhyamitra.com/city/jamnagar/1920-12-23","hi":"https://hi.vidhyamitra.com/city/jamnagar/1920-12-23","x-default":"https://vidhyamitra.com/city/jamnagar/1920-12-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T07:27:11.361Z","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":"2026-06-02T07:27:11.361Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T07:27:11.361Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}