{"id":"vidhyamitra:city-day:erode:2013-02-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2013-02-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2013-02-15","date_display":"February 15, 2013 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":2013,"month":2,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456338.770833,"kali_year":5114,"ahargana":1867873.2708,"sun":{"sidereal_longitude":302.5459,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":1.359,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":58.8131,"elapsed_within_tithi_degrees":10.8131},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":1.359,"elapsed_within_degrees":1.359},"yoga":{"number":23,"name":"Śubha","sum_longitude":303.9049},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2013,"month":2,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456338.770833,"ahargana":1867873.2708,"kali_year":5114,"ayanamsa_lahiri":24.0363,"grahas":{"sun":{"sidereal_longitude":302.477353,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":1.225453000000016,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":2.2296},"mars":{"sidereal_longitude":316.04595300000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":320.22035299999993,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":42.278152999999975,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":291.98565299999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":197.218253,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":211.0853,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":31.0853,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2013,"month":2,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456338.770833,"kali_year":5114,"ahargana":1867873.2708,"sun":{"sidereal_longitude":302.5459,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":1.359,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":58.8131,"elapsed_within_tithi_degrees":10.8131},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":1.359,"elapsed_within_degrees":1.359},"yoga":{"number":23,"name":"Śubha","sum_longitude":303.9049},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.23,"elongation":58.813},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.23,"opposition_distance":121.187}},"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":"06:41","sunsetLocal":"18:27","solarNoonLocal":"12:34","dayLengthHours":11.77143854933657,"dayLengthDisplay":"11 Hours 46 Mins 17 Secs","nightLengthDisplay":"12 Hours 13 Mins 43 Secs","moonriseLocal":"10:18","moonsetLocal":"22:39","rahuKala":{"name":"Rāhu Kāla","start":"11:05","end":"12:34","startHours":11.090274532122928,"endHours":12.561704350789999,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:30","end":"16:59","startHours":15.504563988124142,"endHours":16.975993806791216,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:09","end":"09:37","startHours":8.147414894788785,"endHours":9.618844713455857,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:25","end":"09:49","startHours":9.422654070966914,"endHours":9.8150353559448,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:10","end":"07:29","startHours":7.166461682344071,"endHours":7.480366710326379,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:57","startHours":12.169323065812113,"endHours":12.954085635767884,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:06","end":"05:53","startHours":5.106459936210172,"endHours":5.891222506165943,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:42","end":"06:41","startHours":5.695031863677,"endHours":6.675985076121714,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:19","startHours":14.523610775679428,"endHours":15.3083733456352,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:15","end":"18:39","startHours":18.247423625458286,"endHours":18.647423625458284,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:27","end":"18:56","startHours":18.447423625458285,"endHours":18.937900231680644,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:12","end":"19:57","startHours":18.197423625458285,"endHours":19.947423625458285,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:57","startHours":24.16932306581211,"endHours":24.954085635767886,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:41","end":"08:09","startHours":6.675985076121714,"endHours":8.147414894788785,"quality":"neutral"},{"name":"Labha","start":"08:09","end":"09:37","startHours":8.147414894788785,"endHours":9.618844713455857,"quality":"auspicious"},{"name":"Amṛta","start":"09:37","end":"11:05","startHours":9.618844713455857,"endHours":11.090274532122928,"quality":"auspicious"},{"name":"Kāla","start":"11:05","end":"12:34","startHours":11.090274532122928,"endHours":12.561704350789999,"quality":"inauspicious"},{"name":"Śubha","start":"12:34","end":"14:02","startHours":12.561704350789999,"endHours":14.033134169457071,"quality":"auspicious"},{"name":"Roga","start":"14:02","end":"15:30","startHours":14.033134169457071,"endHours":15.504563988124142,"quality":"inauspicious"},{"name":"Udveg","start":"15:30","end":"16:59","startHours":15.504563988124142,"endHours":16.975993806791216,"quality":"inauspicious"},{"name":"Chala","start":"16:59","end":"18:27","startHours":16.975993806791216,"endHours":18.447423625458285,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:27","end":"19:59","startHours":18.447423625458285,"endHours":19.975993806791212,"quality":"inauspicious"},{"name":"Udveg","start":"19:59","end":"21:30","startHours":19.975993806791212,"endHours":21.504563988124143,"quality":"inauspicious"},{"name":"Chala","start":"21:30","end":"23:02","startHours":21.504563988124143,"endHours":23.03313416945707,"quality":"neutral"},{"name":"Labha","start":"23:02","end":"00:34","startHours":23.03313416945707,"endHours":24.56170435079,"quality":"auspicious"},{"name":"Amṛta","start":"00:34","end":"02:05","startHours":24.56170435079,"endHours":26.090274532122926,"quality":"auspicious"},{"name":"Kāla","start":"02:05","end":"03:37","startHours":26.090274532122926,"endHours":27.618844713455857,"quality":"inauspicious"},{"name":"Śubha","start":"03:37","end":"05:09","startHours":27.618844713455857,"endHours":29.147414894788785,"quality":"auspicious"},{"name":"Roga","start":"05:09","end":"06:41","startHours":29.147414894788785,"endHours":30.675985076121712,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:41","end":"07:41","startHours":6.675985076121714,"endHours":7.675985076121714,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:41","end":"08:41","startHours":7.675985076121714,"endHours":8.675985076121714,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:41","end":"09:41","startHours":8.675985076121714,"endHours":9.675985076121714,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:41","end":"10:41","startHours":9.675985076121714,"endHours":10.675985076121714,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:41","end":"11:41","startHours":10.675985076121714,"endHours":11.675985076121714,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:41","end":"12:41","startHours":11.675985076121714,"endHours":12.675985076121714,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:41","end":"13:41","startHours":12.675985076121714,"endHours":13.675985076121714,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:41","end":"14:41","startHours":13.675985076121714,"endHours":14.675985076121714,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:41","end":"15:41","startHours":14.675985076121714,"endHours":15.675985076121714,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:41","end":"16:41","startHours":15.675985076121714,"endHours":16.675985076121712,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:41","end":"17:41","startHours":16.675985076121712,"endHours":17.675985076121712,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:41","end":"18:41","startHours":17.675985076121712,"endHours":18.675985076121712,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:41","end":"19:41","startHours":18.675985076121712,"endHours":19.675985076121712,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:41","end":"20:41","startHours":19.675985076121712,"endHours":20.675985076121712,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:41","end":"21:41","startHours":20.675985076121712,"endHours":21.675985076121712,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:41","end":"22:41","startHours":21.675985076121712,"endHours":22.675985076121712,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:41","end":"23:41","startHours":22.675985076121712,"endHours":23.675985076121712,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:41","end":"00:41","startHours":23.675985076121712,"endHours":24.675985076121712,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:41","end":"01:41","startHours":24.675985076121712,"endHours":25.675985076121712,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:41","end":"02:41","startHours":25.675985076121712,"endHours":26.675985076121712,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:41","end":"03:41","startHours":26.675985076121712,"endHours":27.675985076121712,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:41","end":"04:41","startHours":27.675985076121712,"endHours":28.675985076121712,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:41","end":"05:41","startHours":28.675985076121712,"endHours":29.675985076121712,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:41","end":"06:41","startHours":29.675985076121712,"endHours":30.675985076121712,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-12.676391311207318,"eotMinutes":-14.571061047399978,"ayanamsa":24.0363}},"calendars":{"vikram_samvat":2070,"vikram_samvatsara":"Parābhava","saka_samvat":1935,"saka_samvatsara":"Vijaya","bengali_samvat":1420,"malayalam_era":1189,"nanakshahi_year":544,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Pañcamī · Vikram 2070 Parābhava · Śaka 1935 Vijaya"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 February 15, 2013 CE · Erode, Tamil Nadu · Vidhyamitra","description":"February 15, 2013 CE for Erode, Tamil Nadu: Śukla Pañcamī, sūryodaya 06:41, sūryāsta 18:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2013-02-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2013-02-15","sa":"https://sa.vidhyamitra.com/city/erode/2013-02-15","hi":"https://hi.vidhyamitra.com/city/erode/2013-02-15","x-default":"https://vidhyamitra.com/city/erode/2013-02-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T13:46:15.256Z","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":"2026-05-15T13:46:15.256Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T13:46:15.256Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}