{"id":"vidhyamitra:city-day:jamnagar:2157-12-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/2157-12-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2157-12-12","date_display":"December 12, 2157 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":2157,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509233.770833,"kali_year":5259,"ahargana":1920768.2708,"sun":{"sidereal_longitude":233.3561,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":358.5363,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":125.1802,"elapsed_within_tithi_degrees":5.1802},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":358.5363,"elapsed_within_degrees":11.8697},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.8924},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2157,"month":12,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2509233.770833,"ahargana":1920768.2708,"kali_year":5259,"ayanamsa_lahiri":26.0594,"grahas":{"sun":{"sidereal_longitude":234.16207499999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":356.740875,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":4.2303},"mars":{"sidereal_longitude":286.5181749999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":214.72147500000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":135.56897500000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":211.73967500000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":167.02347499999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":288.4536,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":108.4536,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2157,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509233.770833,"kali_year":5259,"ahargana":1920768.2708,"sun":{"sidereal_longitude":233.3561,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":358.5363,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":125.1802,"elapsed_within_tithi_degrees":5.1802},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":358.5363,"elapsed_within_degrees":11.8697},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.8924},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.23,"elongation":125.18},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.23,"opposition_distance":54.82}},"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":"07:21","sunsetLocal":"18:08","solarNoonLocal":"12:44","dayLengthHours":10.779246056958588,"dayLengthDisplay":"10 Hours 46 Mins 45 Secs","nightLengthDisplay":"13 Hours 13 Mins 15 Secs","moonriseLocal":"14:37","moonsetLocal":"03:12","rahuKala":{"name":"Rāhu Kāla","start":"08:42","end":"10:03","startHours":8.694911244288644,"endHours":10.042317001408467,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:23","end":"12:44","startHours":11.38972275852829,"endHours":12.737128515648113,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:05","end":"15:26","startHours":14.084534272767936,"endHours":15.431940029887762,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:52","end":"10:13","startHours":9.862662900459156,"endHours":10.221971102357777,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:48","end":"08:05","startHours":7.796640739542094,"endHours":8.08408730106099,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:23","end":"13:06","startHours":12.377820313749496,"endHours":13.096436717546734,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:55","end":"06:38","startHours":5.910272679574342,"endHours":6.628889083371581,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:27","end":"07:21","startHours":6.449234982422271,"endHours":7.34750548716882,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:15","startHours":14.533669525141212,"endHours":15.252285928938452,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:56","end":"18:20","startHours":17.92675154412741,"endHours":18.326751544127408,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:08","end":"18:35","startHours":18.12675154412741,"endHours":18.575886796500683,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:53","end":"19:38","startHours":17.87675154412741,"endHours":19.62675154412741,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:23","end":"01:06","startHours":24.377820313749496,"endHours":25.096436717546737,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:21","end":"08:42","startHours":7.34750548716882,"endHours":8.694911244288644,"quality":"auspicious"},{"name":"Kāla","start":"08:42","end":"10:03","startHours":8.694911244288644,"endHours":10.042317001408467,"quality":"inauspicious"},{"name":"Śubha","start":"10:03","end":"11:23","startHours":10.042317001408467,"endHours":11.38972275852829,"quality":"auspicious"},{"name":"Roga","start":"11:23","end":"12:44","startHours":11.38972275852829,"endHours":12.737128515648113,"quality":"inauspicious"},{"name":"Udveg","start":"12:44","end":"14:05","startHours":12.737128515648113,"endHours":14.084534272767936,"quality":"inauspicious"},{"name":"Chala","start":"14:05","end":"15:26","startHours":14.084534272767936,"endHours":15.431940029887762,"quality":"neutral"},{"name":"Labha","start":"15:26","end":"16:47","startHours":15.431940029887762,"endHours":16.779345787007585,"quality":"auspicious"},{"name":"Amṛta","start":"16:47","end":"18:08","startHours":16.779345787007585,"endHours":18.12675154412741,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:08","end":"19:47","startHours":18.12675154412741,"endHours":19.779345787007585,"quality":"neutral"},{"name":"Labha","start":"19:47","end":"21:26","startHours":19.779345787007585,"endHours":21.431940029887762,"quality":"auspicious"},{"name":"Amṛta","start":"21:26","end":"23:05","startHours":21.431940029887762,"endHours":23.08453427276794,"quality":"auspicious"},{"name":"Kāla","start":"23:05","end":"00:44","startHours":23.08453427276794,"endHours":24.737128515648116,"quality":"inauspicious"},{"name":"Śubha","start":"00:44","end":"02:23","startHours":24.737128515648116,"endHours":26.389722758528293,"quality":"auspicious"},{"name":"Roga","start":"02:23","end":"04:03","startHours":26.389722758528293,"endHours":28.042317001408467,"quality":"inauspicious"},{"name":"Udveg","start":"04:03","end":"05:42","startHours":28.042317001408467,"endHours":29.694911244288644,"quality":"inauspicious"},{"name":"Chala","start":"05:42","end":"07:21","startHours":29.694911244288644,"endHours":31.34750548716882,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:21","end":"08:21","startHours":7.34750548716882,"endHours":8.34750548716882,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:21","end":"09:21","startHours":8.34750548716882,"endHours":9.34750548716882,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:21","end":"10:21","startHours":9.34750548716882,"endHours":10.34750548716882,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:21","end":"11:21","startHours":10.34750548716882,"endHours":11.34750548716882,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:21","end":"12:21","startHours":11.34750548716882,"endHours":12.34750548716882,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:21","end":"13:21","startHours":12.34750548716882,"endHours":13.34750548716882,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:21","end":"14:21","startHours":13.34750548716882,"endHours":14.34750548716882,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:21","end":"15:21","startHours":14.34750548716882,"endHours":15.34750548716882,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:21","end":"16:21","startHours":15.34750548716882,"endHours":16.34750548716882,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:21","end":"17:21","startHours":16.34750548716882,"endHours":17.34750548716882,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:21","end":"18:21","startHours":17.34750548716882,"endHours":18.34750548716882,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:21","end":"19:21","startHours":18.34750548716882,"endHours":19.34750548716882,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:21","end":"20:21","startHours":19.34750548716882,"endHours":20.34750548716882,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:21","end":"21:21","startHours":20.34750548716882,"endHours":21.34750548716882,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:21","end":"22:21","startHours":21.34750548716882,"endHours":22.34750548716882,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:21","end":"23:21","startHours":22.34750548716882,"endHours":23.34750548716882,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:21","end":"00:21","startHours":23.34750548716882,"endHours":24.34750548716882,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:21","end":"01:21","startHours":24.34750548716882,"endHours":25.34750548716882,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:21","end":"02:21","startHours":25.34750548716882,"endHours":26.34750548716882,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:21","end":"03:21","startHours":26.34750548716882,"endHours":27.34750548716882,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:21","end":"04:21","startHours":27.34750548716882,"endHours":28.34750548716882,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:21","end":"05:21","startHours":28.34750548716882,"endHours":29.34750548716882,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:21","end":"06:21","startHours":29.34750548716882,"endHours":30.34750548716882,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:21","end":"07:21","startHours":30.34750548716882,"endHours":31.34750548716882,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.0761411685464,"eotMinutes":5.541489061113115,"ayanamsa":26.0594}},"calendars":{"vikram_samvat":2214,"vikram_samvatsara":"Pramoda","saka_samvat":2079,"saka_samvatsara":"Piṅgala","bengali_samvat":1564,"malayalam_era":1333,"nanakshahi_year":688,"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":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Ekādaśī · Vikram 2214 Pramoda · Śaka 2079 Piṅgala"},"festivals":[{"id":"gita-jayanti","name":"Gītā Jayantī (= Mokṣadā Ekādaśī)","name_sanskrit":"गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad-Gītā speaker)","significance":"Day Bhagavad Gītā was delivered at Kurukṣetra (Mahābhārata Day 1).","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":1,"related_chart":"krishna","historical_anchor":{"event":"Bhagavad Gītā delivered at Kurukṣetra (Mahābhārata Day 1)","date_julian":"-3137-10-04","location":"Kurukṣetra"},"sources":["Bhagavad Gītā (Mahābhārata, Bhīṣma Parva)"]},{"id":"vaikuntha-ekadashi","name":"Vaikuṇṭha Ekādaśī","name_sanskrit":"वैकुण्ठ एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Most sacred Ekādaśī of the year; 'Vaikuṇṭha-dvāram udghaṭitam'.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":2},{"id":"mokshada-ekadashi","name":"Mokṣadā Ekādaśī (Gītā Jayantī)","name_sanskrit":"मोक्षदा एकादशी / गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad Gītā delivery)","significance":"Day Bhagavad Gītā was delivered at Kurukṣetra.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 December 12, 2157 CE · Jamnagar, Gujarat · Vidhyamitra","description":"December 12, 2157 CE for Jamnagar, Gujarat: Śukla Ekādaśī, sūryodaya 07:21, sūryāsta 18:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/2157-12-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/2157-12-12","sa":"https://sa.vidhyamitra.com/city/jamnagar/2157-12-12","hi":"https://hi.vidhyamitra.com/city/jamnagar/2157-12-12","x-default":"https://vidhyamitra.com/city/jamnagar/2157-12-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T16:09:19.303Z","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":"2026-06-02T16:09:19.303Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T16:09:19.303Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}