{"id":"vidhyamitra:city-day:rameshwaram:2018-01-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rameshwaram/2018-01-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-01-04","date_display":"January 4, 2018 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":2018,"month":1,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458122.770833,"kali_year":5119,"ahargana":1869657.2708,"sun":{"sidereal_longitude":259.2629,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":104.9942,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":205.7313,"elapsed_within_tithi_degrees":1.7313},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":104.9942,"elapsed_within_degrees":11.6609},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":4.2571},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"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":2018,"month":1,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458122.770833,"ahargana":1869657.2708,"kali_year":5119,"ayanamsa_lahiri":24.1046,"grahas":{"sun":{"sidereal_longitude":259.513691,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":106.91079100000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false,"latitude":-0.9014},"mars":{"sidereal_longitude":201.65569099999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":236.6512909999999,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":203.10389099999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":258.01159099999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":247.49309100000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":116.5604,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":296.5604,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2018,"month":1,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458122.770833,"kali_year":5119,"ahargana":1869657.2708,"sun":{"sidereal_longitude":259.2629,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":104.9942,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":205.7313,"elapsed_within_tithi_degrees":1.7313},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":104.9942,"elapsed_within_degrees":11.6609},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":4.2571},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.901,"elongation":154.269},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.901,"opposition_distance":25.731}},"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":"06:30","sunsetLocal":"18:06","solarNoonLocal":"12:18","dayLengthHours":11.598214981507557,"dayLengthDisplay":"11 Hours 35 Mins 54 Secs","nightLengthDisplay":"12 Hours 24 Mins 06 Secs","moonriseLocal":"19:53","moonsetLocal":"08:22","rahuKala":{"name":"Rāhu Kāla","start":"13:45","end":"15:12","startHours":13.74598198711088,"endHours":15.195758859799327,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:30","end":"07:57","startHours":6.497097623668659,"endHours":7.946874496357104,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:24","end":"10:51","startHours":9.396651369045548,"endHours":10.846428241733992,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:12","end":"09:35","startHours":9.203347786020423,"endHours":9.589954952070673,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:59","end":"07:17","startHours":6.980356581231474,"endHours":7.289642314071676,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:41","startHours":11.909597948372184,"endHours":12.682812280472689,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:57","end":"05:43","startHours":4.950668959467651,"endHours":5.723883291568155,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:32","end":"06:30","startHours":5.530579708543029,"endHours":6.497097623668659,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:14","end":"15:00","startHours":14.229240944673696,"endHours":15.0024552767742,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.895312605176215,"endHours":18.295312605176214,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:35","startHours":18.095312605176215,"endHours":18.57857156273903,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.845312605176215,"endHours":19.595312605176215,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:41","startHours":23.909597948372184,"endHours":24.682812280472685,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:30","end":"07:57","startHours":6.497097623668659,"endHours":7.946874496357104,"quality":"auspicious"},{"name":"Roga","start":"07:57","end":"09:24","startHours":7.946874496357104,"endHours":9.396651369045548,"quality":"inauspicious"},{"name":"Udveg","start":"09:24","end":"10:51","startHours":9.396651369045548,"endHours":10.846428241733992,"quality":"inauspicious"},{"name":"Chala","start":"10:51","end":"12:18","startHours":10.846428241733992,"endHours":12.296205114422438,"quality":"neutral"},{"name":"Labha","start":"12:18","end":"13:45","startHours":12.296205114422438,"endHours":13.74598198711088,"quality":"auspicious"},{"name":"Amṛta","start":"13:45","end":"15:12","startHours":13.74598198711088,"endHours":15.195758859799327,"quality":"auspicious"},{"name":"Kāla","start":"15:12","end":"16:39","startHours":15.195758859799327,"endHours":16.645535732487772,"quality":"inauspicious"},{"name":"Śubha","start":"16:39","end":"18:06","startHours":16.645535732487772,"endHours":18.095312605176215,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:06","end":"19:39","startHours":18.095312605176215,"endHours":19.64553573248777,"quality":"auspicious"},{"name":"Kāla","start":"19:39","end":"21:12","startHours":19.64553573248777,"endHours":21.195758859799327,"quality":"inauspicious"},{"name":"Śubha","start":"21:12","end":"22:45","startHours":21.195758859799327,"endHours":22.74598198711088,"quality":"auspicious"},{"name":"Roga","start":"22:45","end":"00:18","startHours":22.74598198711088,"endHours":24.296205114422435,"quality":"inauspicious"},{"name":"Udveg","start":"00:18","end":"01:51","startHours":24.296205114422435,"endHours":25.846428241733992,"quality":"inauspicious"},{"name":"Chala","start":"01:51","end":"03:24","startHours":25.846428241733992,"endHours":27.396651369045546,"quality":"neutral"},{"name":"Labha","start":"03:24","end":"04:57","startHours":27.396651369045546,"endHours":28.946874496357104,"quality":"auspicious"},{"name":"Amṛta","start":"04:57","end":"06:30","startHours":28.946874496357104,"endHours":30.497097623668658,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:30","end":"07:30","startHours":6.497097623668659,"endHours":7.497097623668659,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:30","end":"08:30","startHours":7.497097623668659,"endHours":8.497097623668658,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:30","end":"09:30","startHours":8.497097623668658,"endHours":9.497097623668658,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:30","end":"10:30","startHours":9.497097623668658,"endHours":10.497097623668658,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:30","end":"11:30","startHours":10.497097623668658,"endHours":11.497097623668658,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:30","end":"12:30","startHours":11.497097623668658,"endHours":12.497097623668658,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:30","end":"13:30","startHours":12.497097623668658,"endHours":13.497097623668658,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:30","end":"14:30","startHours":13.497097623668658,"endHours":14.497097623668658,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:30","end":"15:30","startHours":14.497097623668658,"endHours":15.497097623668658,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:30","end":"16:30","startHours":15.497097623668658,"endHours":16.497097623668658,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:30","end":"17:30","startHours":16.497097623668658,"endHours":17.497097623668658,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:30","end":"18:30","startHours":17.497097623668658,"endHours":18.497097623668658,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:30","end":"19:30","startHours":18.497097623668658,"endHours":19.497097623668658,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:30","end":"20:30","startHours":19.497097623668658,"endHours":20.497097623668658,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:30","end":"21:30","startHours":20.497097623668658,"endHours":21.497097623668658,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:30","end":"22:30","startHours":21.497097623668658,"endHours":22.497097623668658,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:30","end":"23:30","startHours":22.497097623668658,"endHours":23.497097623668658,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:30","end":"00:30","startHours":23.497097623668658,"endHours":24.497097623668658,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:30","end":"01:30","startHours":24.497097623668658,"endHours":25.497097623668658,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:30","end":"02:30","startHours":25.497097623668658,"endHours":26.497097623668658,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:30","end":"03:30","startHours":26.497097623668658,"endHours":27.497097623668658,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:30","end":"04:30","startHours":27.497097623668658,"endHours":28.497097623668658,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:30","end":"05:30","startHours":28.497097623668658,"endHours":29.497097623668658,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:30","end":"06:30","startHours":29.497097623668658,"endHours":30.497097623668658,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Mātaṇga","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":-22.740035012672454,"eotMinutes":-5.02390686534617,"ayanamsa":24.1046}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Tṛtīyā · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"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}],"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":[]},"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 January 4, 2018 CE · Rāmeśvaram · Vidhyamitra","description":"January 4, 2018 CE for Rāmeśvaram: Kṛṣṇa Tṛtīyā, sūryodaya 06:30, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rameshwaram/2018-01-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rameshwaram/2018-01-04","sa":"https://sa.vidhyamitra.com/city/rameshwaram/2018-01-04","hi":"https://hi.vidhyamitra.com/city/rameshwaram/2018-01-04","x-default":"https://vidhyamitra.com/city/rameshwaram/2018-01-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T13:55:51.708Z","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":"2026-05-15T13:55:51.708Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T13:55:51.708Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}