{"id":"vidhyamitra:city-day:erode:1979-08-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1979-08-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1979-08-16","date_display":"August 16, 1979 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":1979,"month":8,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444101.770833,"kali_year":5081,"ahargana":1855636.2708,"sun":{"sidereal_longitude":118.4652,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":40.7411,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.2759,"elapsed_within_tithi_degrees":6.2759},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":40.7411,"elapsed_within_degrees":0.7411},"yoga":{"number":12,"name":"Dhruva","sum_longitude":159.2062},"karana":{"half_tithi_index":47,"name":"Gara"},"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":1979,"month":8,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444101.770833,"ahargana":1855636.2708,"kali_year":5081,"ayanamsa_lahiri":23.5683,"grahas":{"sun":{"sidereal_longitude":119.03189599999996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":44.095695999999975,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false,"latitude":-4.4479},"mars":{"sidereal_longitude":71.63919599999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":101.30839600000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":116.803496,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":116.740996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":140.317796,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":139.4604,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":319.4604,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"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":1979,"month":8,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444101.770833,"kali_year":5081,"ahargana":1855636.2708,"sun":{"sidereal_longitude":118.4652,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":40.7411,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.2759,"elapsed_within_tithi_degrees":6.2759},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":40.7411,"elapsed_within_degrees":0.7411},"yoga":{"number":12,"name":"Dhruva","sum_longitude":159.2062},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.448,"elongation":77.724},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.448,"opposition_distance":102.276}},"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":"06:08","sunsetLocal":"18:38","solarNoonLocal":"12:23","dayLengthHours":12.498518100839478,"dayLengthDisplay":"12 Hours 29 Mins 55 Secs","nightLengthDisplay":"11 Hours 30 Mins 05 Secs","moonriseLocal":"01:03","moonsetLocal":"13:44","rahuKala":{"name":"Rāhu Kāla","start":"13:57","end":"15:31","startHours":13.947332355890474,"endHours":15.509647118495408,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:08","end":"07:42","startHours":6.1357585428657995,"endHours":7.698073305470734,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:16","end":"10:49","startHours":9.260388068075668,"endHours":10.822702830680605,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:28","startHours":9.052079433061678,"endHours":9.46869670308966,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:39","end":"06:59","startHours":6.656530130400777,"endHours":6.989823946423163,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:48","startHours":11.968400323257557,"endHours":12.801634863313522,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:28","end":"05:18","startHours":4.469289462753869,"endHours":5.302524002809834,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:06","end":"06:08","startHours":5.094215367795843,"endHours":6.1357585428657995,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:18","startHours":14.46810394342545,"endHours":15.301338483481416,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:26","end":"18:50","startHours":18.434276643705278,"endHours":18.834276643705277,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:38","end":"19:09","startHours":18.634276643705277,"endHours":19.155048231240254,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:23","end":"20:08","startHours":18.384276643705277,"endHours":20.134276643705277,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:48","startHours":23.96840032325756,"endHours":24.80163486331352,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:08","end":"07:42","startHours":6.1357585428657995,"endHours":7.698073305470734,"quality":"auspicious"},{"name":"Roga","start":"07:42","end":"09:16","startHours":7.698073305470734,"endHours":9.260388068075668,"quality":"inauspicious"},{"name":"Udveg","start":"09:16","end":"10:49","startHours":9.260388068075668,"endHours":10.822702830680605,"quality":"inauspicious"},{"name":"Chala","start":"10:49","end":"12:23","startHours":10.822702830680605,"endHours":12.38501759328554,"quality":"neutral"},{"name":"Labha","start":"12:23","end":"13:57","startHours":12.38501759328554,"endHours":13.947332355890474,"quality":"auspicious"},{"name":"Amṛta","start":"13:57","end":"15:31","startHours":13.947332355890474,"endHours":15.509647118495408,"quality":"auspicious"},{"name":"Kāla","start":"15:31","end":"17:04","startHours":15.509647118495408,"endHours":17.071961881100343,"quality":"inauspicious"},{"name":"Śubha","start":"17:04","end":"18:38","startHours":17.071961881100343,"endHours":18.634276643705277,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:38","end":"20:04","startHours":18.634276643705277,"endHours":20.071961881100343,"quality":"auspicious"},{"name":"Kāla","start":"20:04","end":"21:31","startHours":20.071961881100343,"endHours":21.50964711849541,"quality":"inauspicious"},{"name":"Śubha","start":"21:31","end":"22:57","startHours":21.50964711849541,"endHours":22.947332355890474,"quality":"auspicious"},{"name":"Roga","start":"22:57","end":"00:23","startHours":22.947332355890474,"endHours":24.38501759328554,"quality":"inauspicious"},{"name":"Udveg","start":"00:23","end":"01:49","startHours":24.38501759328554,"endHours":25.822702830680605,"quality":"inauspicious"},{"name":"Chala","start":"01:49","end":"03:16","startHours":25.822702830680605,"endHours":27.26038806807567,"quality":"neutral"},{"name":"Labha","start":"03:16","end":"04:42","startHours":27.26038806807567,"endHours":28.698073305470736,"quality":"auspicious"},{"name":"Amṛta","start":"04:42","end":"06:08","startHours":28.698073305470736,"endHours":30.1357585428658,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.1357585428657995,"endHours":7.1357585428657995,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.1357585428657995,"endHours":8.1357585428658,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.1357585428658,"endHours":9.1357585428658,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.1357585428658,"endHours":10.1357585428658,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.1357585428658,"endHours":11.1357585428658,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.1357585428658,"endHours":12.1357585428658,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.1357585428658,"endHours":13.1357585428658,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.1357585428658,"endHours":14.1357585428658,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.1357585428658,"endHours":15.1357585428658,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.1357585428658,"endHours":16.1357585428658,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.1357585428658,"endHours":17.1357585428658,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.1357585428658,"endHours":18.1357585428658,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.1357585428658,"endHours":19.1357585428658,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.1357585428658,"endHours":20.1357585428658,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.1357585428658,"endHours":21.1357585428658,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.1357585428658,"endHours":22.1357585428658,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.1357585428658,"endHours":23.1357585428658,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.1357585428658,"endHours":24.1357585428658,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.1357585428658,"endHours":25.1357585428658,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.1357585428658,"endHours":26.1357585428658,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.1357585428658,"endHours":27.1357585428658,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.1357585428658,"endHours":28.1357585428658,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.1357585428658,"endHours":29.1357585428658,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.1357585428658,"endHours":30.1357585428658,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":13.979340055899833,"eotMinutes":-3.969855597132357,"ayanamsa":23.5683}},"calendars":{"vikram_samvat":2036,"vikram_samvatsara":"Aṅgirasa","saka_samvat":1901,"saka_samvatsara":"Siddhārthī","bengali_samvat":1386,"malayalam_era":1155,"nanakshahi_year":510,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Navamī · Vikram 2036 Aṅgirasa · Śaka 1901 Siddhārthī"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2}],"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":"-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}]},"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 August 16, 1979 CE · Erode, Tamil Nadu · Vidhyamitra","description":"August 16, 1979 CE for Erode, Tamil Nadu: Kṛṣṇa Navamī, sūryodaya 06:08, sūryāsta 18:38.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1979-08-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1979-08-16","sa":"https://sa.vidhyamitra.com/city/erode/1979-08-16","hi":"https://hi.vidhyamitra.com/city/erode/1979-08-16","x-default":"https://vidhyamitra.com/city/erode/1979-08-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T16:41:45.900Z","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":"2026-05-18T16:41:45.900Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T16:41:45.900Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}