{"id":"vidhyamitra:city-day:erode:1968-09-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1968-09-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1968-09-20","date_display":"September 20, 1968 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":1968,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2440119.770833,"kali_year":5070,"ahargana":1851654.2708,"sun":{"sidereal_longitude":153.0645,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":122.0641,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":328.9996,"elapsed_within_tithi_degrees":4.9996},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":122.0641,"elapsed_within_degrees":2.0641},"yoga":{"number":21,"name":"Siddha","sum_longitude":275.1285},"karana":{"half_tithi_index":54,"name":"Gara"},"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":1968,"month":9,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2440119.770833,"ahargana":1851654.2708,"kali_year":5070,"ayanamsa_lahiri":23.416,"grahas":{"sun":{"sidereal_longitude":153.725238,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":123.164038,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false,"latitude":3.3626},"mars":{"sidereal_longitude":125.90933799999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":180.54033800000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":145.87163799999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":178.85783800000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":1.1472380000000157,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":350.4459,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":170.4459,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":1968,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2440119.770833,"kali_year":5070,"ahargana":1851654.2708,"sun":{"sidereal_longitude":153.0645,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":122.0641,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":328.9996,"elapsed_within_tithi_degrees":4.9996},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":122.0641,"elapsed_within_degrees":2.0641},"yoga":{"number":21,"name":"Siddha","sum_longitude":275.1285},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.363,"elongation":31},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.363,"opposition_distance":149}},"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":"06:07","sunsetLocal":"18:16","solarNoonLocal":"12:12","dayLengthHours":12.143704765276567,"dayLengthDisplay":"12 Hours 08 Mins 37 Secs","nightLengthDisplay":"11 Hours 51 Mins 23 Secs","moonriseLocal":"03:57","moonsetLocal":"16:22","rahuKala":{"name":"Rāhu Kāla","start":"10:41","end":"12:12","startHours":10.678441658314522,"endHours":12.196404753974093,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:14","end":"16:45","startHours":15.232330945293235,"endHours":16.750294040952806,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:39","end":"09:10","startHours":7.642515466995381,"endHours":9.160478562654951,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:22","startHours":8.958083483233676,"endHours":9.362873642076229,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:57","startHours":6.630540069889001,"endHours":6.9543721969630425,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:36","startHours":11.791614595131541,"endHours":12.601194912816645,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:19","startHours":4.505391735965602,"endHours":5.314972053650706,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:07","startHours":5.11257697422943,"endHours":6.1245523713358105,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:13","end":"15:02","startHours":14.220355548186856,"endHours":15.02993586587196,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:04","end":"18:28","startHours":18.068257136612377,"endHours":18.468257136612376,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:16","end":"18:46","startHours":18.268257136612377,"endHours":18.774244835165568,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:01","end":"19:46","startHours":18.018257136612377,"endHours":19.768257136612377,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:36","startHours":23.79161459513154,"endHours":24.601194912816645,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:07","end":"07:39","startHours":6.1245523713358105,"endHours":7.642515466995381,"quality":"neutral"},{"name":"Labha","start":"07:39","end":"09:10","startHours":7.642515466995381,"endHours":9.160478562654951,"quality":"auspicious"},{"name":"Amṛta","start":"09:10","end":"10:41","startHours":9.160478562654951,"endHours":10.678441658314522,"quality":"auspicious"},{"name":"Kāla","start":"10:41","end":"12:12","startHours":10.678441658314522,"endHours":12.196404753974093,"quality":"inauspicious"},{"name":"Śubha","start":"12:12","end":"13:43","startHours":12.196404753974093,"endHours":13.714367849633664,"quality":"auspicious"},{"name":"Roga","start":"13:43","end":"15:14","startHours":13.714367849633664,"endHours":15.232330945293235,"quality":"inauspicious"},{"name":"Udveg","start":"15:14","end":"16:45","startHours":15.232330945293235,"endHours":16.750294040952806,"quality":"inauspicious"},{"name":"Chala","start":"16:45","end":"18:16","startHours":16.750294040952806,"endHours":18.268257136612377,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:16","end":"19:45","startHours":18.268257136612377,"endHours":19.750294040952806,"quality":"inauspicious"},{"name":"Udveg","start":"19:45","end":"21:14","startHours":19.750294040952806,"endHours":21.232330945293235,"quality":"inauspicious"},{"name":"Chala","start":"21:14","end":"22:43","startHours":21.232330945293235,"endHours":22.714367849633664,"quality":"neutral"},{"name":"Labha","start":"22:43","end":"00:12","startHours":22.714367849633664,"endHours":24.196404753974093,"quality":"auspicious"},{"name":"Amṛta","start":"00:12","end":"01:41","startHours":24.196404753974093,"endHours":25.678441658314522,"quality":"auspicious"},{"name":"Kāla","start":"01:41","end":"03:10","startHours":25.678441658314522,"endHours":27.16047856265495,"quality":"inauspicious"},{"name":"Śubha","start":"03:10","end":"04:39","startHours":27.16047856265495,"endHours":28.64251546699538,"quality":"auspicious"},{"name":"Roga","start":"04:39","end":"06:07","startHours":28.64251546699538,"endHours":30.12455237133581,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.1245523713358105,"endHours":7.1245523713358105,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.1245523713358105,"endHours":8.12455237133581,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.12455237133581,"endHours":9.12455237133581,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.12455237133581,"endHours":10.12455237133581,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.12455237133581,"endHours":11.12455237133581,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.12455237133581,"endHours":12.12455237133581,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.12455237133581,"endHours":13.12455237133581,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.12455237133581,"endHours":14.12455237133581,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.12455237133581,"endHours":15.12455237133581,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.12455237133581,"endHours":16.12455237133581,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.12455237133581,"endHours":17.12455237133581,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.12455237133581,"endHours":18.12455237133581,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.12455237133581,"endHours":19.12455237133581,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.12455237133581,"endHours":20.12455237133581,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.12455237133581,"endHours":21.12455237133581,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.12455237133581,"endHours":22.12455237133581,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.12455237133581,"endHours":23.12455237133581,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.12455237133581,"endHours":24.12455237133581,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.12455237133581,"endHours":25.12455237133581,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.12455237133581,"endHours":26.12455237133581,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.12455237133581,"endHours":27.12455237133581,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.12455237133581,"endHours":28.12455237133581,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.12455237133581,"endHours":29.12455237133581,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.12455237133581,"endHours":30.12455237133581,"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":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"South-East","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":1.1366252866886395,"eotMinutes":7.346914761554353,"ayanamsa":23.416}},"calendars":{"vikram_samvat":2025,"vikram_samvatsara":"Durmati","saka_samvat":1890,"saka_samvatsara":"Kīlaka","bengali_samvat":1375,"malayalam_era":1144,"nanakshahi_year":499,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Trayodaśī · Vikram 2025 Durmati · Śaka 1890 Kīlaka"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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":[]},"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 September 20, 1968 CE · Erode, Tamil Nadu · Vidhyamitra","description":"September 20, 1968 CE for Erode, Tamil Nadu: Kṛṣṇa Trayodaśī, sūryodaya 06:07, sūryāsta 18:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1968-09-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1968-09-20","sa":"https://sa.vidhyamitra.com/city/erode/1968-09-20","hi":"https://hi.vidhyamitra.com/city/erode/1968-09-20","x-default":"https://vidhyamitra.com/city/erode/1968-09-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-24T10:07:58.062Z","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":"2026-05-24T10:07:58.062Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-24T10:07:58.062Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}