{"id":"vidhyamitra:city-day:erode:1966-02-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1966-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1966-02-28","date_display":"February 28, 1966 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":1966,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439184.770833,"kali_year":5067,"ahargana":1850719.2708,"sun":{"sidereal_longitude":315.8546,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":44.9229,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.0683,"elapsed_within_tithi_degrees":5.0683},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2,"moon_longitude":44.9229,"elapsed_within_degrees":4.9229},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":0.7775},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"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":1966,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2439184.770833,"ahargana":1850719.2708,"kali_year":5067,"ayanamsa_lahiri":23.3803,"grahas":{"sun":{"sidereal_longitude":315.62556199999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":40.94036199999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false,"latitude":0.3868},"mars":{"sidereal_longitude":329.733162,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":332.87456199999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":58.734262,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":277.96126200000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":325.81486199999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":39.9867,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":219.9867,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":1966,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439184.770833,"kali_year":5067,"ahargana":1850719.2708,"sun":{"sidereal_longitude":315.8546,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":44.9229,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.0683,"elapsed_within_tithi_degrees":5.0683},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2,"moon_longitude":44.9229,"elapsed_within_degrees":4.9229},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":0.7775},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.387,"elongation":89.068},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.387,"opposition_distance":90.932}},"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":"06:36","sunsetLocal":"18:29","solarNoonLocal":"12:32","dayLengthHours":11.893855298024377,"dayLengthDisplay":"11 Hours 53 Mins 38 Secs","nightLengthDisplay":"12 Hours 06 Mins 22 Secs","moonriseLocal":"11:53","moonsetLocal":"00:34","rahuKala":{"name":"Rāhu Kāla","start":"08:05","end":"09:34","startHours":8.079041910341314,"endHours":9.565773822594362,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:03","end":"12:32","startHours":11.052505734847408,"endHours":12.539237647100457,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:02","end":"15:31","startHours":14.025969559353502,"endHours":15.512701471606551,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:22","end":"09:46","startHours":9.367542900960622,"endHours":9.764004744228101,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:05","end":"07:24","startHours":7.087887302172616,"endHours":7.4050567767866,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:56","startHours":12.142775803832977,"endHours":12.935699490367936,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:00","end":"05:48","startHours":5.006462625018351,"endHours":5.799386311553309,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:36","end":"06:36","startHours":5.601155389919569,"endHours":6.592309998088267,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:19","startHours":14.521546863437852,"endHours":15.31447054997281,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:17","end":"18:41","startHours":18.286165296112646,"endHours":18.686165296112645,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:29","end":"18:59","startHours":18.486165296112645,"endHours":18.981742600196995,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:14","end":"19:59","startHours":18.236165296112645,"endHours":19.986165296112645,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:56","startHours":24.14277580383298,"endHours":24.935699490367934,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:36","end":"08:05","startHours":6.592309998088267,"endHours":8.079041910341314,"quality":"auspicious"},{"name":"Kāla","start":"08:05","end":"09:34","startHours":8.079041910341314,"endHours":9.565773822594362,"quality":"inauspicious"},{"name":"Śubha","start":"09:34","end":"11:03","startHours":9.565773822594362,"endHours":11.052505734847408,"quality":"auspicious"},{"name":"Roga","start":"11:03","end":"12:32","startHours":11.052505734847408,"endHours":12.539237647100457,"quality":"inauspicious"},{"name":"Udveg","start":"12:32","end":"14:02","startHours":12.539237647100457,"endHours":14.025969559353502,"quality":"inauspicious"},{"name":"Chala","start":"14:02","end":"15:31","startHours":14.025969559353502,"endHours":15.512701471606551,"quality":"neutral"},{"name":"Labha","start":"15:31","end":"17:00","startHours":15.512701471606551,"endHours":16.999433383859596,"quality":"auspicious"},{"name":"Amṛta","start":"17:00","end":"18:29","startHours":16.999433383859596,"endHours":18.486165296112645,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:29","end":"20:00","startHours":18.486165296112645,"endHours":19.999433383859596,"quality":"neutral"},{"name":"Labha","start":"20:00","end":"21:31","startHours":19.999433383859596,"endHours":21.51270147160655,"quality":"auspicious"},{"name":"Amṛta","start":"21:31","end":"23:02","startHours":21.51270147160655,"endHours":23.025969559353506,"quality":"auspicious"},{"name":"Kāla","start":"23:02","end":"00:32","startHours":23.025969559353506,"endHours":24.539237647100457,"quality":"inauspicious"},{"name":"Śubha","start":"00:32","end":"02:03","startHours":24.539237647100457,"endHours":26.052505734847408,"quality":"auspicious"},{"name":"Roga","start":"02:03","end":"03:34","startHours":26.052505734847408,"endHours":27.565773822594362,"quality":"inauspicious"},{"name":"Udveg","start":"03:34","end":"05:05","startHours":27.565773822594362,"endHours":29.079041910341317,"quality":"inauspicious"},{"name":"Chala","start":"05:05","end":"06:36","startHours":29.079041910341317,"endHours":30.59230999808827,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:36","end":"07:36","startHours":6.592309998088267,"endHours":7.592309998088267,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:36","end":"08:36","startHours":7.592309998088267,"endHours":8.592309998088268,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:36","end":"09:36","startHours":8.592309998088268,"endHours":9.592309998088268,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:36","end":"10:36","startHours":9.592309998088268,"endHours":10.592309998088268,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:36","end":"11:36","startHours":10.592309998088268,"endHours":11.592309998088268,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:36","end":"12:36","startHours":11.592309998088268,"endHours":12.592309998088268,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:36","end":"13:36","startHours":12.592309998088268,"endHours":13.592309998088268,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:36","end":"14:36","startHours":13.592309998088268,"endHours":14.592309998088268,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:36","end":"15:36","startHours":14.592309998088268,"endHours":15.592309998088268,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:36","end":"16:36","startHours":15.592309998088268,"endHours":16.59230999808827,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:36","end":"17:36","startHours":16.59230999808827,"endHours":17.59230999808827,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:36","end":"18:36","startHours":17.59230999808827,"endHours":18.59230999808827,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:36","end":"19:36","startHours":18.59230999808827,"endHours":19.59230999808827,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:36","end":"20:36","startHours":19.59230999808827,"endHours":20.59230999808827,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:36","end":"21:36","startHours":20.59230999808827,"endHours":21.59230999808827,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:36","end":"22:36","startHours":21.59230999808827,"endHours":22.59230999808827,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:36","end":"23:36","startHours":22.59230999808827,"endHours":23.59230999808827,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:36","end":"00:36","startHours":23.59230999808827,"endHours":24.59230999808827,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:36","end":"01:36","startHours":24.59230999808827,"endHours":25.59230999808827,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:36","end":"02:36","startHours":25.59230999808827,"endHours":26.59230999808827,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:36","end":"03:36","startHours":26.59230999808827,"endHours":27.59230999808827,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:36","end":"04:36","startHours":27.59230999808827,"endHours":28.59230999808827,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:36","end":"05:36","startHours":28.59230999808827,"endHours":29.59230999808827,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:36","end":"06:36","startHours":29.59230999808827,"endHours":30.59230999808827,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-8.192338209736548,"eotMinutes":-13.223058826027486,"ayanamsa":23.3803}},"calendars":{"vikram_samvat":2023,"vikram_samvatsara":"Siddhārthī","saka_samvat":1888,"saka_samvatsara":"Parābhava","bengali_samvat":1373,"malayalam_era":1142,"nanakshahi_year":497,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Aṣṭamī · Vikram 2023 Siddhārthī · Śaka 1888 Parābhava"},"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":"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":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","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 28, 1966 CE · Erode, Tamil Nadu · Vidhyamitra","description":"February 28, 1966 CE for Erode, Tamil Nadu: Śukla Aṣṭamī, sūryodaya 06:36, sūryāsta 18:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1966-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1966-02-28","sa":"https://sa.vidhyamitra.com/city/erode/1966-02-28","hi":"https://hi.vidhyamitra.com/city/erode/1966-02-28","x-default":"https://vidhyamitra.com/city/erode/1966-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-23T03:14:42.535Z","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":"2026-05-23T03:14:42.535Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-23T03:14:42.535Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}