{"id":"vidhyamitra:city-day:rameswaram:2011-04-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rameswaram/2011-04-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-04-18","date_display":"April 18, 2011 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":2011,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455669.770833,"kali_year":5113,"ahargana":1867204.2708,"sun":{"sidereal_longitude":3.7554,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":183.1706,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":179.4152,"elapsed_within_tithi_degrees":11.4152},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":183.1706,"elapsed_within_degrees":9.8373},"yoga":{"number":15,"name":"Vajra","sum_longitude":186.926},"karana":{"half_tithi_index":29,"name":"Bava"},"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":2011,"month":4,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455669.770833,"ahargana":1867204.2708,"kali_year":5113,"ayanamsa_lahiri":24.0108,"grahas":{"sun":{"sidereal_longitude":3.6611139999999978,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":182.63041399999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false,"latitude":-4.0215},"mars":{"sidereal_longitude":348.086814,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":350.062114,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":355.196414,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":332.07701399999996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":168.561414,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":246.5321,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":66.5321,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"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":2011,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455669.770833,"kali_year":5113,"ahargana":1867204.2708,"sun":{"sidereal_longitude":3.7554,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":183.1706,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":179.4152,"elapsed_within_tithi_degrees":11.4152},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":183.1706,"elapsed_within_degrees":9.8373},"yoga":{"number":15,"name":"Vajra","sum_longitude":186.926},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.022,"elongation":179.415},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.022,"opposition_distance":0.585}},"eclipse_window_40days":[]},"city":{"slug":"rameswaram","name":"Rameswaram, Tamil Nadu","lat":9.2885,"lon":79.3127,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rameswaram","name":"Rameswaram, Tamil Nadu","lat":9.2885,"lon":79.3127,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tirtha"},"sunriseLocal":"06:02","sunsetLocal":"18:23","solarNoonLocal":"12:12","dayLengthHours":12.349453775657565,"dayLengthDisplay":"12 Hours 20 Mins 58 Secs","nightLengthDisplay":"11 Hours 39 Mins 02 Secs","moonriseLocal":"18:13","moonsetLocal":"06:04","rahuKala":{"name":"Rāhu Kāla","start":"07:34","end":"09:07","startHours":7.573010119197023,"endHours":9.116691841154218,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:40","end":"12:12","startHours":10.660373563111413,"endHours":12.204055285068609,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:45","end":"15:17","startHours":13.747737007025805,"endHours":15.291418728983,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:55","end":"09:19","startHours":8.910867611559926,"endHours":9.322516070748511,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:33","end":"06:52","startHours":6.5438889712255595,"endHours":6.873207738576427,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:48","end":"12:37","startHours":11.792406825880024,"endHours":12.615703744257194,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:23","end":"05:12","startHours":4.382734560485485,"endHours":5.2060314788626565,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:00","end":"06:02","startHours":5.000207249268364,"endHours":6.029328397239827,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:16","end":"15:05","startHours":14.262297581011538,"endHours":15.085594499388709,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:11","end":"18:35","startHours":18.178782172897392,"endHours":18.57878217289739,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:23","end":"18:54","startHours":18.37878217289739,"endHours":18.893342746883125,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:08","end":"19:53","startHours":18.12878217289739,"endHours":19.87878217289739,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:48","end":"00:37","startHours":23.792406825880022,"endHours":24.615703744257196,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:02","end":"07:34","startHours":6.029328397239827,"endHours":7.573010119197023,"quality":"auspicious"},{"name":"Kāla","start":"07:34","end":"09:07","startHours":7.573010119197023,"endHours":9.116691841154218,"quality":"inauspicious"},{"name":"Śubha","start":"09:07","end":"10:40","startHours":9.116691841154218,"endHours":10.660373563111413,"quality":"auspicious"},{"name":"Roga","start":"10:40","end":"12:12","startHours":10.660373563111413,"endHours":12.204055285068609,"quality":"inauspicious"},{"name":"Udveg","start":"12:12","end":"13:45","startHours":12.204055285068609,"endHours":13.747737007025805,"quality":"inauspicious"},{"name":"Chala","start":"13:45","end":"15:17","startHours":13.747737007025805,"endHours":15.291418728983,"quality":"neutral"},{"name":"Labha","start":"15:17","end":"16:50","startHours":15.291418728983,"endHours":16.835100450940196,"quality":"auspicious"},{"name":"Amṛta","start":"16:50","end":"18:23","startHours":16.835100450940196,"endHours":18.37878217289739,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:23","end":"19:50","startHours":18.37878217289739,"endHours":19.835100450940196,"quality":"neutral"},{"name":"Labha","start":"19:50","end":"21:17","startHours":19.835100450940196,"endHours":21.291418728983,"quality":"auspicious"},{"name":"Amṛta","start":"21:17","end":"22:45","startHours":21.291418728983,"endHours":22.747737007025805,"quality":"auspicious"},{"name":"Kāla","start":"22:45","end":"00:12","startHours":22.747737007025805,"endHours":24.20405528506861,"quality":"inauspicious"},{"name":"Śubha","start":"00:12","end":"01:40","startHours":24.20405528506861,"endHours":25.660373563111413,"quality":"auspicious"},{"name":"Roga","start":"01:40","end":"03:07","startHours":25.660373563111413,"endHours":27.116691841154218,"quality":"inauspicious"},{"name":"Udveg","start":"03:07","end":"04:34","startHours":27.116691841154218,"endHours":28.573010119197022,"quality":"inauspicious"},{"name":"Chala","start":"04:34","end":"06:02","startHours":28.573010119197022,"endHours":30.029328397239826,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:02","end":"07:02","startHours":6.029328397239827,"endHours":7.029328397239827,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:02","end":"08:02","startHours":7.029328397239827,"endHours":8.029328397239826,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:02","end":"09:02","startHours":8.029328397239826,"endHours":9.029328397239826,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:02","end":"10:02","startHours":9.029328397239826,"endHours":10.029328397239826,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:02","end":"11:02","startHours":10.029328397239826,"endHours":11.029328397239826,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:02","end":"12:02","startHours":11.029328397239826,"endHours":12.029328397239826,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:02","end":"13:02","startHours":12.029328397239826,"endHours":13.029328397239826,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:02","end":"14:02","startHours":13.029328397239826,"endHours":14.029328397239826,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:02","end":"15:02","startHours":14.029328397239826,"endHours":15.029328397239826,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:02","end":"16:02","startHours":15.029328397239826,"endHours":16.029328397239826,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:02","end":"17:02","startHours":16.029328397239826,"endHours":17.029328397239826,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:02","end":"18:02","startHours":17.029328397239826,"endHours":18.029328397239826,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:02","end":"19:02","startHours":18.029328397239826,"endHours":19.029328397239826,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:02","end":"20:02","startHours":19.029328397239826,"endHours":20.029328397239826,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:02","end":"21:02","startHours":20.029328397239826,"endHours":21.029328397239826,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:02","end":"22:02","startHours":21.029328397239826,"endHours":22.029328397239826,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:02","end":"23:02","startHours":22.029328397239826,"endHours":23.029328397239826,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:02","end":"00:02","startHours":23.029328397239826,"endHours":24.029328397239826,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:02","end":"01:02","startHours":24.029328397239826,"endHours":25.029328397239826,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:02","end":"02:02","startHours":25.029328397239826,"endHours":26.029328397239826,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:02","end":"03:02","startHours":26.029328397239826,"endHours":27.029328397239826,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:02","end":"04:02","startHours":27.029328397239826,"endHours":28.029328397239826,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:02","end":"05:02","startHours":28.029328397239826,"endHours":29.029328397239826,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:02","end":"06:02","startHours":29.029328397239826,"endHours":30.029328397239826,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.64423266021182,"eotMinutes":0.5058828958834352,"ayanamsa":24.0108}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","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":"Caitra Śukla Pūrṇimā · Vikram 2068 Krodhi · Śaka 1933 Khara"},"festivals":[{"id":"hanuman-jayanti","name":"Hanumān Jayantī","name_sanskrit":"हनुमान जयन्ती","tradition":"Vaishnava","associated_deity":"Bhagavān Hanumān (Rudra-aṁśa, Rāma-bhakta)","significance":"Birth of Hanumān (Caitra Pūrṇimā tradition; some traditions Mārgaśīrṣa Kṛṣṇa 14).","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":1,"sources":["Vālmīki Rāmāyaṇa, Sundara-Kāṇḍa"]}],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"rameswaram"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 18, 2011 CE · Rameswaram, Tamil Nadu · Vidhyamitra","description":"April 18, 2011 CE for Rameswaram, Tamil Nadu: Śukla Pūrṇimā, sūryodaya 06:02, sūryāsta 18:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rameswaram/2011-04-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rameswaram/2011-04-18","sa":"https://sa.vidhyamitra.com/city/rameswaram/2011-04-18","hi":"https://hi.vidhyamitra.com/city/rameswaram/2011-04-18","x-default":"https://vidhyamitra.com/city/rameswaram/2011-04-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T03:42:09.199Z","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":"2026-06-03T03:42:09.199Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T03:42:09.199Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}