{"id":"vidhyamitra:city-day:rameshwaram:2017-12-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rameshwaram/2017-12-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-12-22","date_display":"December 22, 2017 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":2017,"month":12,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458109.770833,"kali_year":5119,"ahargana":1869644.2708,"sun":{"sidereal_longitude":245.9002,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":290.1794,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":44.2792,"elapsed_within_tithi_degrees":8.2792},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":290.1794,"elapsed_within_degrees":10.1794},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":176.0796},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2017,"month":12,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458109.770833,"ahargana":1869644.2708,"kali_year":5119,"ayanamsa_lahiri":24.1041,"grahas":{"sun":{"sidereal_longitude":246.26758800000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"moon":{"sidereal_longitude":287.072188,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false,"latitude":0.5533},"mars":{"sidereal_longitude":193.53558799999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":228.61818800000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":200.83518800000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":241.65578800000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":245.96408800000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":117.2492,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":297.2492,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2017,"month":12,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458109.770833,"kali_year":5119,"ahargana":1869644.2708,"sun":{"sidereal_longitude":245.9002,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":290.1794,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":44.2792,"elapsed_within_tithi_degrees":8.2792},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":290.1794,"elapsed_within_degrees":10.1794},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":176.0796},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.553,"elongation":44.279},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.553,"opposition_distance":135.721}},"eclipse_window_40days":[]},"city":{"slug":"rameshwaram","name":"Rāmeśvaram","lat":9.2876,"lon":79.3129,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rameshwaram","name":"Rāmeśvaram","lat":9.2876,"lon":79.3129,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tirtha"},"sunriseLocal":"06:24","sunsetLocal":"17:59","solarNoonLocal":"12:12","dayLengthHours":11.58089082792275,"dayLengthDisplay":"11 Hours 34 Mins 51 Secs","nightLengthDisplay":"12 Hours 25 Mins 09 Secs","moonriseLocal":"09:04","moonsetLocal":"20:46","rahuKala":{"name":"Rāhu Kāla","start":"10:45","end":"12:12","startHours":10.749645194850983,"endHours":12.197256548341326,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:06","end":"16:32","startHours":15.092479255322013,"endHours":16.540090608812356,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:51","end":"09:18","startHours":7.854422487870296,"endHours":9.30203384136064,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:07","end":"09:30","startHours":9.109018994228594,"endHours":9.495048688492684,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:53","end":"07:12","startHours":6.889348252210066,"endHours":7.19817200762134,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:35","startHours":11.811226854077235,"endHours":12.58328624260542,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:52","end":"05:38","startHours":4.862692357323585,"endHours":5.634751745851768,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:27","end":"06:24","startHours":5.441736898719723,"endHours":6.406811134379952,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:54","startHours":14.127405019661785,"endHours":14.899464408189967,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.7877019623027,"endHours":18.1877019623027,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:28","startHours":17.9877019623027,"endHours":18.470239080132817,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.7377019623027,"endHours":19.4877019623027,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:35","startHours":23.811226854077237,"endHours":24.58328624260542,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:24","end":"07:51","startHours":6.406811134379952,"endHours":7.854422487870296,"quality":"neutral"},{"name":"Labha","start":"07:51","end":"09:18","startHours":7.854422487870296,"endHours":9.30203384136064,"quality":"auspicious"},{"name":"Amṛta","start":"09:18","end":"10:45","startHours":9.30203384136064,"endHours":10.749645194850983,"quality":"auspicious"},{"name":"Kāla","start":"10:45","end":"12:12","startHours":10.749645194850983,"endHours":12.197256548341326,"quality":"inauspicious"},{"name":"Śubha","start":"12:12","end":"13:39","startHours":12.197256548341326,"endHours":13.64486790183167,"quality":"auspicious"},{"name":"Roga","start":"13:39","end":"15:06","startHours":13.64486790183167,"endHours":15.092479255322013,"quality":"inauspicious"},{"name":"Udveg","start":"15:06","end":"16:32","startHours":15.092479255322013,"endHours":16.540090608812356,"quality":"inauspicious"},{"name":"Chala","start":"16:32","end":"17:59","startHours":16.540090608812356,"endHours":17.9877019623027,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:59","end":"19:32","startHours":17.9877019623027,"endHours":19.540090608812356,"quality":"inauspicious"},{"name":"Udveg","start":"19:32","end":"21:06","startHours":19.540090608812356,"endHours":21.092479255322015,"quality":"inauspicious"},{"name":"Chala","start":"21:06","end":"22:39","startHours":21.092479255322015,"endHours":22.64486790183167,"quality":"neutral"},{"name":"Labha","start":"22:39","end":"00:12","startHours":22.64486790183167,"endHours":24.197256548341326,"quality":"auspicious"},{"name":"Amṛta","start":"00:12","end":"01:45","startHours":24.197256548341326,"endHours":25.749645194850984,"quality":"auspicious"},{"name":"Kāla","start":"01:45","end":"03:18","startHours":25.749645194850984,"endHours":27.30203384136064,"quality":"inauspicious"},{"name":"Śubha","start":"03:18","end":"04:51","startHours":27.30203384136064,"endHours":28.854422487870295,"quality":"auspicious"},{"name":"Roga","start":"04:51","end":"06:24","startHours":28.854422487870295,"endHours":30.40681113437995,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:24","end":"07:24","startHours":6.406811134379952,"endHours":7.406811134379952,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:24","end":"08:24","startHours":7.406811134379952,"endHours":8.406811134379952,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:24","end":"09:24","startHours":8.406811134379952,"endHours":9.406811134379952,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:24","end":"10:24","startHours":9.406811134379952,"endHours":10.406811134379952,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:24","end":"11:24","startHours":10.406811134379952,"endHours":11.406811134379952,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:24","end":"12:24","startHours":11.406811134379952,"endHours":12.406811134379952,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:24","end":"13:24","startHours":12.406811134379952,"endHours":13.406811134379952,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:24","end":"14:24","startHours":13.406811134379952,"endHours":14.406811134379952,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:24","end":"15:24","startHours":14.406811134379952,"endHours":15.406811134379952,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:24","end":"16:24","startHours":15.406811134379952,"endHours":16.40681113437995,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:24","end":"17:24","startHours":16.40681113437995,"endHours":17.40681113437995,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:24","end":"18:24","startHours":17.40681113437995,"endHours":18.40681113437995,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:24","end":"19:24","startHours":18.40681113437995,"endHours":19.40681113437995,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:24","end":"20:24","startHours":19.40681113437995,"endHours":20.40681113437995,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:24","end":"21:24","startHours":20.40681113437995,"endHours":21.40681113437995,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:24","end":"22:24","startHours":21.40681113437995,"endHours":22.40681113437995,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:24","end":"23:24","startHours":22.40681113437995,"endHours":23.40681113437995,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:24","end":"00:24","startHours":23.40681113437995,"endHours":24.40681113437995,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:24","end":"01:24","startHours":24.40681113437995,"endHours":25.40681113437995,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:24","end":"02:24","startHours":25.40681113437995,"endHours":26.40681113437995,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:24","end":"03:24","startHours":26.40681113437995,"endHours":27.40681113437995,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:24","end":"04:24","startHours":27.40681113437995,"endHours":28.40681113437995,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:24","end":"05:24","startHours":28.40681113437995,"endHours":29.40681113437995,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:24","end":"06:24","startHours":29.40681113437995,"endHours":30.40681113437995,"planetary_lord":"Mars"}],"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":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.4359773796045,"eotMinutes":0.9130070995203906,"ayanamsa":24.1041}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Caturthī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"rameshwaram"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 22, 2017 CE · Rāmeśvaram · Vidhyamitra","description":"December 22, 2017 CE for Rāmeśvaram: Śukla Caturthī, sūryodaya 06:24, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rameshwaram/2017-12-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rameshwaram/2017-12-22","sa":"https://sa.vidhyamitra.com/city/rameshwaram/2017-12-22","hi":"https://hi.vidhyamitra.com/city/rameshwaram/2017-12-22","x-default":"https://vidhyamitra.com/city/rameshwaram/2017-12-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T16:30:21.178Z","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":"2026-05-15T16:30:21.178Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T16:30:21.178Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}