{"id":"vidhyamitra:city-day:rameswaram:2012-12-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rameswaram/2012-12-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-12-13","date_display":"December 13, 2012 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":2012,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456274.770833,"kali_year":5114,"ahargana":1867809.2708,"sun":{"sidereal_longitude":236.9636,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":232.8238,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":355.8602,"elapsed_within_tithi_degrees":7.8602},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":232.8238,"elapsed_within_degrees":6.1571},"yoga":{"number":9,"name":"Śūla","sum_longitude":109.7874},"karana":{"half_tithi_index":59,"name":"Nāga"},"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":2012,"month":12,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456274.770833,"ahargana":1867809.2708,"kali_year":5114,"ayanamsa_lahiri":24.0339,"grahas":{"sun":{"sidereal_longitude":237.39569800000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":232.85859800000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false,"latitude":1.4152},"mars":{"sidereal_longitude":265.70809800000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":218.30599800000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":45.52669800000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":211.86849800000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":193.56139800000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":214.4763,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":34.4763,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"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":2012,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456274.770833,"kali_year":5114,"ahargana":1867809.2708,"sun":{"sidereal_longitude":236.9636,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":232.8238,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":355.8602,"elapsed_within_tithi_degrees":7.8602},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":232.8238,"elapsed_within_degrees":6.1571},"yoga":{"number":9,"name":"Śūla","sum_longitude":109.7874},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.415,"elongation":4.14},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.415,"opposition_distance":175.86}},"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":"06:20","sunsetLocal":"17:55","solarNoonLocal":"12:08","dayLengthHours":11.587741784911145,"dayLengthDisplay":"11 Hours 35 Mins 16 Secs","nightLengthDisplay":"12 Hours 24 Mins 44 Secs","moonriseLocal":"06:03","moonsetLocal":"17:36","rahuKala":{"name":"Rāhu Kāla","start":"13:35","end":"15:01","startHours":13.576110218956924,"endHours":15.024577942070817,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:20","end":"07:47","startHours":6.333771603387458,"endHours":7.782239326501351,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:14","end":"10:41","startHours":9.230707049615244,"endHours":10.679174772729137,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:02","end":"09:25","startHours":9.037578019866725,"endHours":9.423836079363763,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:49","end":"07:08","startHours":6.8165941777587555,"endHours":7.125600625356386,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:44","end":"12:31","startHours":11.741384436345992,"endHours":12.513900555340069,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:47","end":"05:34","startHours":4.788739365399305,"endHours":5.5612554843933815,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:22","end":"06:20","startHours":5.368126454644862,"endHours":6.333771603387458,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:04","end":"14:50","startHours":14.058932793328221,"endHours":14.831448912322298,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:43","end":"18:07","startHours":17.721513388298604,"endHours":18.121513388298602,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:55","end":"18:24","startHours":17.921513388298603,"endHours":18.4043359626699,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:40","end":"19:25","startHours":17.671513388298603,"endHours":19.421513388298603,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:44","end":"00:31","startHours":23.741384436345992,"endHours":24.51390055534007,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:20","end":"07:47","startHours":6.333771603387458,"endHours":7.782239326501351,"quality":"auspicious"},{"name":"Roga","start":"07:47","end":"09:14","startHours":7.782239326501351,"endHours":9.230707049615244,"quality":"inauspicious"},{"name":"Udveg","start":"09:14","end":"10:41","startHours":9.230707049615244,"endHours":10.679174772729137,"quality":"inauspicious"},{"name":"Chala","start":"10:41","end":"12:08","startHours":10.679174772729137,"endHours":12.12764249584303,"quality":"neutral"},{"name":"Labha","start":"12:08","end":"13:35","startHours":12.12764249584303,"endHours":13.576110218956924,"quality":"auspicious"},{"name":"Amṛta","start":"13:35","end":"15:01","startHours":13.576110218956924,"endHours":15.024577942070817,"quality":"auspicious"},{"name":"Kāla","start":"15:01","end":"16:28","startHours":15.024577942070817,"endHours":16.47304566518471,"quality":"inauspicious"},{"name":"Śubha","start":"16:28","end":"17:55","startHours":16.47304566518471,"endHours":17.921513388298603,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:55","end":"19:28","startHours":17.921513388298603,"endHours":19.47304566518471,"quality":"auspicious"},{"name":"Kāla","start":"19:28","end":"21:01","startHours":19.47304566518471,"endHours":21.024577942070817,"quality":"inauspicious"},{"name":"Śubha","start":"21:01","end":"22:35","startHours":21.024577942070817,"endHours":22.576110218956924,"quality":"auspicious"},{"name":"Roga","start":"22:35","end":"00:08","startHours":22.576110218956924,"endHours":24.12764249584303,"quality":"inauspicious"},{"name":"Udveg","start":"00:08","end":"01:41","startHours":24.12764249584303,"endHours":25.679174772729137,"quality":"inauspicious"},{"name":"Chala","start":"01:41","end":"03:14","startHours":25.679174772729137,"endHours":27.230707049615244,"quality":"neutral"},{"name":"Labha","start":"03:14","end":"04:47","startHours":27.230707049615244,"endHours":28.78223932650135,"quality":"auspicious"},{"name":"Amṛta","start":"04:47","end":"06:20","startHours":28.78223932650135,"endHours":30.333771603387458,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:20","end":"07:20","startHours":6.333771603387458,"endHours":7.333771603387458,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:20","end":"08:20","startHours":7.333771603387458,"endHours":8.333771603387458,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:20","end":"09:20","startHours":8.333771603387458,"endHours":9.333771603387458,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:20","end":"10:20","startHours":9.333771603387458,"endHours":10.333771603387458,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:20","end":"11:20","startHours":10.333771603387458,"endHours":11.333771603387458,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:20","end":"12:20","startHours":11.333771603387458,"endHours":12.333771603387458,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:20","end":"13:20","startHours":12.333771603387458,"endHours":13.333771603387458,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:20","end":"14:20","startHours":13.333771603387458,"endHours":14.333771603387458,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:20","end":"15:20","startHours":14.333771603387458,"endHours":15.333771603387458,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:20","end":"16:20","startHours":15.333771603387458,"endHours":16.333771603387458,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:20","end":"17:20","startHours":16.333771603387458,"endHours":17.333771603387458,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:20","end":"18:20","startHours":17.333771603387458,"endHours":18.333771603387458,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:20","end":"19:20","startHours":18.333771603387458,"endHours":19.333771603387458,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:20","end":"20:20","startHours":19.333771603387458,"endHours":20.333771603387458,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:20","end":"21:20","startHours":20.333771603387458,"endHours":21.333771603387458,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:20","end":"22:20","startHours":21.333771603387458,"endHours":22.333771603387458,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:20","end":"23:20","startHours":22.333771603387458,"endHours":23.333771603387458,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:20","end":"00:20","startHours":23.333771603387458,"endHours":24.333771603387458,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:20","end":"01:20","startHours":24.333771603387458,"endHours":25.333771603387458,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:20","end":"02:20","startHours":25.333771603387458,"endHours":26.333771603387458,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:20","end":"03:20","startHours":26.333771603387458,"endHours":27.333771603387458,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:20","end":"04:20","startHours":27.333771603387458,"endHours":28.333771603387458,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:20","end":"05:20","startHours":28.333771603387458,"endHours":29.333771603387458,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:20","end":"06:20","startHours":29.333771603387458,"endHours":30.333771603387458,"planetary_lord":"Moon"}],"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":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-East","rahuVasa":"North-West","anandadiYoga":{"name":"Dhvānkṣa","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":-23.159441888130512,"eotMinutes":5.090650249418121,"ayanamsa":24.0339}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Kārtika","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 Kṛṣṇa Amāvasyā · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[],"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":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā + Jyeṣṭhā","url":"/day/-3137-10-20","relevance":1}]},"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 December 13, 2012 CE · Rameswaram, Tamil Nadu · Vidhyamitra","description":"December 13, 2012 CE for Rameswaram, Tamil Nadu: Kṛṣṇa Amāvasyā, sūryodaya 06:20, sūryāsta 17:55.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rameswaram/2012-12-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rameswaram/2012-12-13","sa":"https://sa.vidhyamitra.com/city/rameswaram/2012-12-13","hi":"https://hi.vidhyamitra.com/city/rameswaram/2012-12-13","x-default":"https://vidhyamitra.com/city/rameswaram/2012-12-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T14:06:06.521Z","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":"2026-05-31T14:06:06.521Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T14:06:06.521Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}