{"id":"vidhyamitra:city-day:erode:1971-08-29:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1971-08-29","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1971-08-29","date_display":"August 29, 1971 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":1971,"month":8,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441192.770833,"kali_year":5073,"ahargana":1852727.2708,"sun":{"sidereal_longitude":130.999,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":223.5686,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":92.5696,"elapsed_within_tithi_degrees":8.5696},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":223.5686,"elapsed_within_degrees":10.2352},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":354.5676},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1971,"month":8,"day":29,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441192.770833,"ahargana":1852727.2708,"kali_year":5073,"ayanamsa_lahiri":23.4571,"grahas":{"sun":{"sidereal_longitude":131.605142,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":220.59734200000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false,"latitude":-4.2288},"mars":{"sidereal_longitude":289.6668420000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":127.65234199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":215.715642,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":132.35524199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":43.04314199999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":293.5932,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":113.5932,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"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":1971,"month":8,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441192.770833,"kali_year":5073,"ahargana":1852727.2708,"sun":{"sidereal_longitude":130.999,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":223.5686,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":92.5696,"elapsed_within_tithi_degrees":8.5696},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":223.5686,"elapsed_within_degrees":10.2352},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":354.5676},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.229,"elongation":92.57},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.229,"opposition_distance":87.43}},"eclipse_window_40days":[{"offset_days":-8,"type":"solar","occurs":true,"moon_latitude":-0.93,"elongation":2.643}]},"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":"18:31","solarNoonLocal":"12:20","dayLengthHours":12.375689258418676,"dayLengthDisplay":"12 Hours 22 Mins 32 Secs","nightLengthDisplay":"11 Hours 37 Mins 28 Secs","moonriseLocal":"12:31","moonsetLocal":"00:01","rahuKala":{"name":"Rāhu Kāla","start":"16:58","end":"18:31","startHours":16.968036839632603,"endHours":18.514997996934937,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:20","end":"13:52","startHours":12.3271533677256,"endHours":13.874114525027935,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:25","end":"16:58","startHours":15.421075682330269,"endHours":16.968036839632603,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:02","end":"09:26","startHours":9.02696956548062,"endHours":9.439492540761242,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:39","end":"06:59","startHours":6.65496245761704,"endHours":6.984980837841538,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:44","startHours":11.914630392444977,"endHours":12.739676343006224,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:29","end":"05:19","startHours":4.489216837393771,"endHours":5.314262787955016,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:06","end":"06:08","startHours":5.1080013003147045,"endHours":6.139308738516261,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:13","startHours":14.389768244128712,"endHours":15.214814194689957,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.314997996934938,"endHours":18.714997996934937,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"19:02","startHours":18.514997996934937,"endHours":19.030651716035717,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.264997996934937,"endHours":20.014997996934937,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:44","startHours":23.914630392444977,"endHours":24.739676343006224,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:08","end":"07:41","startHours":6.139308738516261,"endHours":7.6862698958185955,"quality":"inauspicious"},{"name":"Chala","start":"07:41","end":"09:14","startHours":7.6862698958185955,"endHours":9.23323105312093,"quality":"neutral"},{"name":"Labha","start":"09:14","end":"10:47","startHours":9.23323105312093,"endHours":10.780192210423266,"quality":"auspicious"},{"name":"Amṛta","start":"10:47","end":"12:20","startHours":10.780192210423266,"endHours":12.3271533677256,"quality":"auspicious"},{"name":"Kāla","start":"12:20","end":"13:52","startHours":12.3271533677256,"endHours":13.874114525027935,"quality":"inauspicious"},{"name":"Śubha","start":"13:52","end":"15:25","startHours":13.874114525027935,"endHours":15.421075682330269,"quality":"auspicious"},{"name":"Roga","start":"15:25","end":"16:58","startHours":15.421075682330269,"endHours":16.968036839632603,"quality":"inauspicious"},{"name":"Udveg","start":"16:58","end":"18:31","startHours":16.968036839632603,"endHours":18.514997996934937,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:31","end":"19:58","startHours":18.514997996934937,"endHours":19.968036839632603,"quality":"auspicious"},{"name":"Roga","start":"19:58","end":"21:25","startHours":19.968036839632603,"endHours":21.42107568233027,"quality":"inauspicious"},{"name":"Udveg","start":"21:25","end":"22:52","startHours":21.42107568233027,"endHours":22.874114525027935,"quality":"inauspicious"},{"name":"Chala","start":"22:52","end":"00:20","startHours":22.874114525027935,"endHours":24.3271533677256,"quality":"neutral"},{"name":"Labha","start":"00:20","end":"01:47","startHours":24.3271533677256,"endHours":25.780192210423266,"quality":"auspicious"},{"name":"Amṛta","start":"01:47","end":"03:14","startHours":25.780192210423266,"endHours":27.23323105312093,"quality":"auspicious"},{"name":"Kāla","start":"03:14","end":"04:41","startHours":27.23323105312093,"endHours":28.686269895818597,"quality":"inauspicious"},{"name":"Śubha","start":"04:41","end":"06:08","startHours":28.686269895818597,"endHours":30.139308738516263,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.139308738516261,"endHours":7.139308738516261,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.139308738516261,"endHours":8.139308738516261,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.139308738516261,"endHours":9.139308738516261,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.139308738516261,"endHours":10.139308738516261,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.139308738516261,"endHours":11.139308738516261,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.139308738516261,"endHours":12.139308738516261,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.139308738516261,"endHours":13.139308738516261,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.139308738516261,"endHours":14.139308738516261,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.139308738516261,"endHours":15.139308738516261,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.139308738516261,"endHours":16.139308738516263,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.139308738516263,"endHours":17.139308738516263,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.139308738516263,"endHours":18.139308738516263,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.139308738516263,"endHours":19.139308738516263,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.139308738516263,"endHours":20.139308738516263,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.139308738516263,"endHours":21.139308738516263,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.139308738516263,"endHours":22.139308738516263,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.139308738516263,"endHours":23.139308738516263,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.139308738516263,"endHours":24.139308738516263,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.139308738516263,"endHours":25.139308738516263,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.139308738516263,"endHours":26.139308738516263,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.139308738516263,"endHours":27.139308738516263,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.139308738516263,"endHours":28.139308738516263,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.139308738516263,"endHours":29.139308738516263,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.139308738516263,"endHours":30.139308738516263,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":9.653963032823247,"eotMinutes":-0.49800206353601495,"ayanamsa":23.4571}},"calendars":{"vikram_samvat":2028,"vikram_samvatsara":"Raktākṣī","saka_samvat":1893,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1378,"malayalam_era":1147,"nanakshahi_year":502,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Aṣṭamī · Vikram 2028 Raktākṣī · Śaka 1893 Virodhakṛt"},"festivals":[{"id":"radhashtami","name":"Rādhāṣṭamī","name_sanskrit":"राधाष्टमी","tradition":"Vaishnava","associated_deity":"Śrī Rādhā (Krishna's hlādinī-śakti)","significance":"Manifestation of Śrī Rādhā at Barsānā — Krishna's ādi-śakti.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":2,"sources":["Padma Purāṇa","Brahma-Vaivarta Purāṇa"]},{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"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 August 29, 1971 CE · Erode, Tamil Nadu · Vidhyamitra","description":"August 29, 1971 CE for Erode, Tamil Nadu: Śukla Aṣṭamī, sūryodaya 06:08, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1971-08-29","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1971-08-29","sa":"https://sa.vidhyamitra.com/city/erode/1971-08-29","hi":"https://hi.vidhyamitra.com/city/erode/1971-08-29","x-default":"https://vidhyamitra.com/city/erode/1971-08-29"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T07:30:27.572Z","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":"2026-05-20T07:30:27.572Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T07:30:27.572Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}