{"id":"vidhyamitra:city-day:erode:2105-05-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2105-05-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2105-05-13","date_display":"May 13, 2105 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":2105,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2490027.770833,"kali_year":5207,"ahargana":1901562.2708,"sun":{"sidereal_longitude":26.6469,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":12.3818,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":345.735,"elapsed_within_tithi_degrees":9.735},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.3818,"elapsed_within_degrees":12.3818},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":39.0287},"karana":{"half_tithi_index":57,"name":"Śakuni"},"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":2105,"month":5,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2490027.770833,"ahargana":1901562.2708,"kali_year":5207,"ayanamsa_lahiri":25.3248,"grahas":{"sun":{"sidereal_longitude":26.889185999999995,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":12.258085999999992,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false,"latitude":2.4949},"mars":{"sidereal_longitude":359.620286,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":23.79458599999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":334.04918599999996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":339.383486,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":237.30828599999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":226.0799,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":46.0799,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2105,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2490027.770833,"kali_year":5207,"ahargana":1901562.2708,"sun":{"sidereal_longitude":26.6469,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":12.3818,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":345.735,"elapsed_within_tithi_degrees":9.735},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.3818,"elapsed_within_degrees":12.3818},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":39.0287},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.495,"elongation":14.265},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.495,"opposition_distance":165.735}},"eclipse_window_40days":[{"offset_days":1,"type":"solar","occurs":true,"moon_latitude":1.476,"elongation":0.745},{"offset_days":16,"type":"lunar","occurs":true,"moon_latitude":-0.088,"opposition_distance":2.153}]},"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":"05:57","sunsetLocal":"18:34","solarNoonLocal":"12:15","dayLengthHours":12.62735683799365,"dayLengthDisplay":"12 Hours 37 Mins 38 Secs","nightLengthDisplay":"11 Hours 22 Mins 22 Secs","moonriseLocal":"05:03","moonsetLocal":"17:31","rahuKala":{"name":"Rāhu Kāla","start":"12:15","end":"13:50","startHours":12.256296020940727,"endHours":13.834715625689935,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:31","end":"09:06","startHours":7.5210372066931095,"endHours":9.099456811442316,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:41","end":"12:15","startHours":10.677876416191522,"endHours":12.256296020940727,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:19","startHours":8.889000864142421,"endHours":9.30991275874221,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:28","end":"06:48","startHours":6.468757470193639,"endHours":6.805486985873469,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:41","startHours":11.835384126340939,"endHours":12.677207915540516,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:16","end":"05:06","startHours":4.25897002354475,"endHours":5.100793812744326,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:53","end":"05:57","startHours":4.890337865444432,"endHours":5.942617601943903,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:12","startHours":14.36085549393967,"endHours":15.202679283139247,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:22","end":"18:46","startHours":18.369974439937554,"endHours":18.769974439937553,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:34","end":"19:06","startHours":18.569974439937553,"endHours":19.09611430818729,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:19","end":"20:04","startHours":18.319974439937553,"endHours":20.069974439937553,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:41","startHours":23.835384126340937,"endHours":24.677207915540517,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:57","end":"07:31","startHours":5.942617601943903,"endHours":7.5210372066931095,"quality":"auspicious"},{"name":"Amṛta","start":"07:31","end":"09:06","startHours":7.5210372066931095,"endHours":9.099456811442316,"quality":"auspicious"},{"name":"Kāla","start":"09:06","end":"10:41","startHours":9.099456811442316,"endHours":10.677876416191522,"quality":"inauspicious"},{"name":"Śubha","start":"10:41","end":"12:15","startHours":10.677876416191522,"endHours":12.256296020940727,"quality":"auspicious"},{"name":"Roga","start":"12:15","end":"13:50","startHours":12.256296020940727,"endHours":13.834715625689935,"quality":"inauspicious"},{"name":"Udveg","start":"13:50","end":"15:25","startHours":13.834715625689935,"endHours":15.41313523043914,"quality":"inauspicious"},{"name":"Chala","start":"15:25","end":"16:59","startHours":15.41313523043914,"endHours":16.991554835188346,"quality":"neutral"},{"name":"Labha","start":"16:59","end":"18:34","startHours":16.991554835188346,"endHours":18.569974439937553,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:34","end":"19:59","startHours":18.569974439937553,"endHours":19.991554835188346,"quality":"inauspicious"},{"name":"Chala","start":"19:59","end":"21:25","startHours":19.991554835188346,"endHours":21.413135230439142,"quality":"neutral"},{"name":"Labha","start":"21:25","end":"22:50","startHours":21.413135230439142,"endHours":22.834715625689935,"quality":"auspicious"},{"name":"Amṛta","start":"22:50","end":"00:15","startHours":22.834715625689935,"endHours":24.256296020940727,"quality":"auspicious"},{"name":"Kāla","start":"00:15","end":"01:41","startHours":24.256296020940727,"endHours":25.677876416191523,"quality":"inauspicious"},{"name":"Śubha","start":"01:41","end":"03:06","startHours":25.677876416191523,"endHours":27.099456811442316,"quality":"auspicious"},{"name":"Roga","start":"03:06","end":"04:31","startHours":27.099456811442316,"endHours":28.52103720669311,"quality":"inauspicious"},{"name":"Udveg","start":"04:31","end":"05:57","startHours":28.52103720669311,"endHours":29.9426176019439,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:57","end":"06:57","startHours":5.942617601943903,"endHours":6.942617601943903,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:57","end":"07:57","startHours":6.942617601943903,"endHours":7.942617601943903,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:57","end":"08:57","startHours":7.942617601943903,"endHours":8.942617601943903,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:57","end":"09:57","startHours":8.942617601943903,"endHours":9.942617601943903,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:57","end":"10:57","startHours":9.942617601943903,"endHours":10.942617601943903,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:57","end":"11:57","startHours":10.942617601943903,"endHours":11.942617601943903,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:57","end":"12:57","startHours":11.942617601943903,"endHours":12.942617601943903,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:57","end":"13:57","startHours":12.942617601943903,"endHours":13.942617601943903,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:57","end":"14:57","startHours":13.942617601943903,"endHours":14.942617601943903,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:57","end":"15:57","startHours":14.942617601943903,"endHours":15.942617601943903,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:57","end":"16:57","startHours":15.942617601943903,"endHours":16.9426176019439,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:57","end":"17:57","startHours":16.9426176019439,"endHours":17.9426176019439,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:57","end":"18:57","startHours":17.9426176019439,"endHours":18.9426176019439,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:57","end":"19:57","startHours":18.9426176019439,"endHours":19.9426176019439,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:57","end":"20:57","startHours":19.9426176019439,"endHours":20.9426176019439,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:57","end":"21:57","startHours":20.9426176019439,"endHours":21.9426176019439,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:57","end":"22:57","startHours":21.9426176019439,"endHours":22.9426176019439,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:57","end":"23:57","startHours":22.9426176019439,"endHours":23.9426176019439,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:57","end":"00:57","startHours":23.9426176019439,"endHours":24.9426176019439,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:57","end":"01:57","startHours":24.9426176019439,"endHours":25.9426176019439,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:57","end":"02:57","startHours":25.9426176019439,"endHours":26.9426176019439,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:57","end":"03:57","startHours":26.9426176019439,"endHours":27.9426176019439,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:57","end":"04:57","startHours":27.9426176019439,"endHours":28.9426176019439,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:57","end":"05:57","startHours":28.9426176019439,"endHours":29.9426176019439,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.32035880926226,"eotMinutes":3.7534387435564067,"ayanamsa":25.3248}},"calendars":{"vikram_samvat":2162,"vikram_samvatsara":"Bahudhānya","saka_samvat":2027,"saka_samvatsara":"Krodhana","bengali_samvat":1512,"malayalam_era":1281,"nanakshahi_year":636,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","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":"Vaiśākha Kṛṣṇa Caturdaśī · Vikram 2162 Bahudhānya · Śaka 2027 Krodhana"},"festivals":[{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 May 13, 2105 CE · Erode, Tamil Nadu · Vidhyamitra","description":"May 13, 2105 CE for Erode, Tamil Nadu: Kṛṣṇa Caturdaśī, sūryodaya 05:57, sūryāsta 18:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2105-05-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2105-05-13","sa":"https://sa.vidhyamitra.com/city/erode/2105-05-13","hi":"https://hi.vidhyamitra.com/city/erode/2105-05-13","x-default":"https://vidhyamitra.com/city/erode/2105-05-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T22:56:53.830Z","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":"2026-05-30T22:56:53.830Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-30T22:56:53.830Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}