{"id":"vidhyamitra:city-day:erode:2006-12-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2006-12-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2006-12-13","date_display":"December 13, 2006 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":2006,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454082.770833,"kali_year":5108,"ahargana":1865617.2708,"sun":{"sidereal_longitude":236.5048,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":150.9712,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":274.4664,"elapsed_within_tithi_degrees":10.4664},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":150.9712,"elapsed_within_degrees":4.3045},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":27.476},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2006,"month":12,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2454082.770833,"ahargana":1865617.2708,"kali_year":5108,"ayanamsa_lahiri":23.9501,"grahas":{"sun":{"sidereal_longitude":236.92564900000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":151.64344899999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false,"latitude":-0.0276},"mars":{"sidereal_longitude":220.76334900000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":223.03254900000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":220.95584899999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":248.24214899999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":120.91814900000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":330.619,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":150.619,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":2006,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454082.770833,"kali_year":5108,"ahargana":1865617.2708,"sun":{"sidereal_longitude":236.5048,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":150.9712,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":274.4664,"elapsed_within_tithi_degrees":10.4664},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":150.9712,"elapsed_within_degrees":4.3045},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":27.476},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.028,"elongation":85.534},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.028,"opposition_distance":94.466}},"eclipse_window_40days":[]},"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"06:30","sunsetLocal":"17:58","solarNoonLocal":"12:14","dayLengthHours":11.46848909386353,"dayLengthDisplay":"11 Hours 28 Mins 07 Secs","nightLengthDisplay":"12 Hours 31 Mins 53 Secs","moonriseLocal":"00:29","moonsetLocal":"12:37","rahuKala":{"name":"Rāhu Kāla","start":"12:14","end":"13:40","startHours":12.234009162509697,"endHours":13.667570299242639,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:56","end":"09:22","startHours":7.933325752310874,"endHours":9.366886889043816,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:48","end":"12:14","startHours":10.800448025776756,"endHours":12.234009162509697,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:33","startHours":9.17574540414609,"endHours":9.558028373941541,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:59","end":"07:17","startHours":6.977618327822246,"endHours":7.283444703658607,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:37","startHours":11.851726192714246,"endHours":12.616292132305148,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:58","end":"05:44","startHours":4.970632736396128,"endHours":5.73519867598703,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:33","end":"06:30","startHours":5.544057191089305,"endHours":6.4997646155779325,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:55","startHours":14.145424011486952,"endHours":14.909989951077854,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:46","end":"18:10","startHours":17.768253709441463,"endHours":18.168253709441462,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:58","end":"18:27","startHours":17.968253709441463,"endHours":18.446107421685777,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:43","end":"19:28","startHours":17.718253709441463,"endHours":19.468253709441463,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:37","startHours":23.851726192714246,"endHours":24.616292132305148,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:30","end":"07:56","startHours":6.4997646155779325,"endHours":7.933325752310874,"quality":"auspicious"},{"name":"Amṛta","start":"07:56","end":"09:22","startHours":7.933325752310874,"endHours":9.366886889043816,"quality":"auspicious"},{"name":"Kāla","start":"09:22","end":"10:48","startHours":9.366886889043816,"endHours":10.800448025776756,"quality":"inauspicious"},{"name":"Śubha","start":"10:48","end":"12:14","startHours":10.800448025776756,"endHours":12.234009162509697,"quality":"auspicious"},{"name":"Roga","start":"12:14","end":"13:40","startHours":12.234009162509697,"endHours":13.667570299242639,"quality":"inauspicious"},{"name":"Udveg","start":"13:40","end":"15:06","startHours":13.667570299242639,"endHours":15.10113143597558,"quality":"inauspicious"},{"name":"Chala","start":"15:06","end":"16:32","startHours":15.10113143597558,"endHours":16.534692572708522,"quality":"neutral"},{"name":"Labha","start":"16:32","end":"17:58","startHours":16.534692572708522,"endHours":17.968253709441463,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:58","end":"19:32","startHours":17.968253709441463,"endHours":19.534692572708522,"quality":"inauspicious"},{"name":"Chala","start":"19:32","end":"21:06","startHours":19.534692572708522,"endHours":21.10113143597558,"quality":"neutral"},{"name":"Labha","start":"21:06","end":"22:40","startHours":21.10113143597558,"endHours":22.66757029924264,"quality":"auspicious"},{"name":"Amṛta","start":"22:40","end":"00:14","startHours":22.66757029924264,"endHours":24.234009162509697,"quality":"auspicious"},{"name":"Kāla","start":"00:14","end":"01:48","startHours":24.234009162509697,"endHours":25.800448025776756,"quality":"inauspicious"},{"name":"Śubha","start":"01:48","end":"03:22","startHours":25.800448025776756,"endHours":27.366886889043816,"quality":"auspicious"},{"name":"Roga","start":"03:22","end":"04:56","startHours":27.366886889043816,"endHours":28.93332575231087,"quality":"inauspicious"},{"name":"Udveg","start":"04:56","end":"06:30","startHours":28.93332575231087,"endHours":30.49976461557793,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:30","end":"07:30","startHours":6.4997646155779325,"endHours":7.4997646155779325,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:30","end":"08:30","startHours":7.4997646155779325,"endHours":8.499764615577933,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:30","end":"09:30","startHours":8.499764615577933,"endHours":9.499764615577933,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:30","end":"10:30","startHours":9.499764615577933,"endHours":10.499764615577933,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:30","end":"11:30","startHours":10.499764615577933,"endHours":11.499764615577933,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:30","end":"12:30","startHours":11.499764615577933,"endHours":12.499764615577933,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:30","end":"13:30","startHours":12.499764615577933,"endHours":13.499764615577933,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:30","end":"14:30","startHours":13.499764615577933,"endHours":14.499764615577933,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:30","end":"15:30","startHours":14.499764615577933,"endHours":15.499764615577933,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:30","end":"16:30","startHours":15.499764615577933,"endHours":16.49976461557793,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:30","end":"17:30","startHours":16.49976461557793,"endHours":17.49976461557793,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:30","end":"18:30","startHours":17.49976461557793,"endHours":18.49976461557793,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:30","end":"19:30","startHours":18.49976461557793,"endHours":19.49976461557793,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:30","end":"20:30","startHours":19.49976461557793,"endHours":20.49976461557793,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:30","end":"21:30","startHours":20.49976461557793,"endHours":21.49976461557793,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:30","end":"22:30","startHours":21.49976461557793,"endHours":22.49976461557793,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:30","end":"23:30","startHours":22.49976461557793,"endHours":23.49976461557793,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:30","end":"00:30","startHours":23.49976461557793,"endHours":24.49976461557793,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:30","end":"01:30","startHours":24.49976461557793,"endHours":25.49976461557793,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:30","end":"02:30","startHours":25.49976461557793,"endHours":26.49976461557793,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:30","end":"03:30","startHours":26.49976461557793,"endHours":27.49976461557793,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:30","end":"04:30","startHours":27.49976461557793,"endHours":28.49976461557793,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:30","end":"05:30","startHours":28.49976461557793,"endHours":29.49976461557793,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:30","end":"06:30","startHours":29.49976461557793,"endHours":30.49976461557793,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"South-West","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.12259743712066,"eotMinutes":5.090650249418121,"ayanamsa":23.9501}},"calendars":{"vikram_samvat":2063,"vikram_samvatsara":"Vikāri","saka_samvat":1928,"saka_samvatsara":"Vyaya","bengali_samvat":1413,"malayalam_era":1182,"nanakshahi_year":537,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Aṣṭamī · Vikram 2063 Vikāri · Śaka 1928 Vyaya"},"festivals":[{"id":"kalabhairava-ashtami","name":"Kālabhairava Aṣṭamī","name_sanskrit":"कालभैरव अष्टमी","tradition":"Shaiva","associated_deity":"Kālabhairava (fierce Śiva)","significance":"Kālabhairava's manifestation; Kāśī-kṣetrapāla.","vrata":true,"detection":{"tithi_number":23,"tithi_paksha":"Kṛṣṇa","lunar_month":"Mārgaśīrṣa"},"precedence":3},{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"erode"},"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, 2006 CE · Erode, Tamil Nadu · Vidhyamitra","description":"December 13, 2006 CE for Erode, Tamil Nadu: Kṛṣṇa Aṣṭamī, sūryodaya 06:30, sūryāsta 17:58.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2006-12-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2006-12-13","sa":"https://sa.vidhyamitra.com/city/erode/2006-12-13","hi":"https://hi.vidhyamitra.com/city/erode/2006-12-13","x-default":"https://vidhyamitra.com/city/erode/2006-12-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T17:12:14.826Z","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":"2026-05-17T17:12:14.826Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T17:12:14.826Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}