{"id":"vidhyamitra:city-day:erode:1978-12-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1978-12-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1978-12-04","date_display":"December 4, 1978 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":1978,"month":12,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443846.770833,"kali_year":5080,"ahargana":1855381.2708,"sun":{"sidereal_longitude":227.5402,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":275.2616,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":47.7214,"elapsed_within_tithi_degrees":11.7214},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":275.2616,"elapsed_within_degrees":8.5949},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":142.8018},"karana":{"half_tithi_index":7,"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":1978,"month":12,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443846.770833,"ahargana":1855381.2708,"kali_year":5080,"ayanamsa_lahiri":23.5586,"grahas":{"sun":{"sidereal_longitude":227.96803899999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":278.52253900000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false,"latitude":3.803},"mars":{"sidereal_longitude":240.18433900000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":232.747339,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":105.07903899999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"venus":{"sidereal_longitude":194.64153899999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":139.850839,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":152.9716,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":332.9716,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":1978,"month":12,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443846.770833,"kali_year":5080,"ahargana":1855381.2708,"sun":{"sidereal_longitude":227.5402,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":275.2616,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":47.7214,"elapsed_within_tithi_degrees":11.7214},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":275.2616,"elapsed_within_degrees":8.5949},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":142.8018},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.803,"elongation":47.721},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.803,"opposition_distance":132.279}},"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":"06:25","sunsetLocal":"17:55","solarNoonLocal":"12:10","dayLengthHours":11.497835895747194,"dayLengthDisplay":"11 Hours 29 Mins 52 Secs","nightLengthDisplay":"12 Hours 30 Mins 08 Secs","moonriseLocal":"09:46","moonsetLocal":"21:18","rahuKala":{"name":"Rāhu Kāla","start":"07:51","end":"09:18","startHours":7.8578177968597505,"endHours":9.29504728382815,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:44","end":"12:10","startHours":10.732276770796549,"endHours":12.169506257764947,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:36","end":"15:03","startHours":13.606735744733347,"endHours":15.043965231701748,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:06","end":"09:29","startHours":9.103416685565696,"endHours":9.486677882090603,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:54","end":"07:12","startHours":6.899664805547484,"endHours":7.20627376276741,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:33","startHours":11.786245061240042,"endHours":12.552767454289853,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:53","end":"05:39","startHours":4.8875435237917255,"endHours":5.654065916841538,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:28","end":"06:25","startHours":5.462435318579085,"endHours":6.420588309891351,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:05","end":"14:51","startHours":14.08581224038948,"endHours":14.852334633439293,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:43","end":"18:07","startHours":17.718424205638545,"endHours":18.118424205638544,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:55","end":"18:24","startHours":17.918424205638544,"endHours":18.39750070129468,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:40","end":"19:25","startHours":17.668424205638544,"endHours":19.418424205638544,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:33","startHours":23.78624506124004,"endHours":24.552767454289853,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:25","end":"07:51","startHours":6.420588309891351,"endHours":7.8578177968597505,"quality":"auspicious"},{"name":"Kāla","start":"07:51","end":"09:18","startHours":7.8578177968597505,"endHours":9.29504728382815,"quality":"inauspicious"},{"name":"Śubha","start":"09:18","end":"10:44","startHours":9.29504728382815,"endHours":10.732276770796549,"quality":"auspicious"},{"name":"Roga","start":"10:44","end":"12:10","startHours":10.732276770796549,"endHours":12.169506257764947,"quality":"inauspicious"},{"name":"Udveg","start":"12:10","end":"13:36","startHours":12.169506257764947,"endHours":13.606735744733347,"quality":"inauspicious"},{"name":"Chala","start":"13:36","end":"15:03","startHours":13.606735744733347,"endHours":15.043965231701748,"quality":"neutral"},{"name":"Labha","start":"15:03","end":"16:29","startHours":15.043965231701748,"endHours":16.481194718670146,"quality":"auspicious"},{"name":"Amṛta","start":"16:29","end":"17:55","startHours":16.481194718670146,"endHours":17.918424205638544,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:55","end":"19:29","startHours":17.918424205638544,"endHours":19.481194718670146,"quality":"neutral"},{"name":"Labha","start":"19:29","end":"21:03","startHours":19.481194718670146,"endHours":21.043965231701748,"quality":"auspicious"},{"name":"Amṛta","start":"21:03","end":"22:36","startHours":21.043965231701748,"endHours":22.606735744733346,"quality":"auspicious"},{"name":"Kāla","start":"22:36","end":"00:10","startHours":22.606735744733346,"endHours":24.169506257764947,"quality":"inauspicious"},{"name":"Śubha","start":"00:10","end":"01:44","startHours":24.169506257764947,"endHours":25.73227677079655,"quality":"auspicious"},{"name":"Roga","start":"01:44","end":"03:18","startHours":25.73227677079655,"endHours":27.295047283828147,"quality":"inauspicious"},{"name":"Udveg","start":"03:18","end":"04:51","startHours":27.295047283828147,"endHours":28.85781779685975,"quality":"inauspicious"},{"name":"Chala","start":"04:51","end":"06:25","startHours":28.85781779685975,"endHours":30.42058830989135,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:25","end":"07:25","startHours":6.420588309891351,"endHours":7.420588309891351,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:25","end":"08:25","startHours":7.420588309891351,"endHours":8.42058830989135,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:25","end":"09:25","startHours":8.42058830989135,"endHours":9.42058830989135,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:25","end":"10:25","startHours":9.42058830989135,"endHours":10.42058830989135,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:25","end":"11:25","startHours":10.42058830989135,"endHours":11.42058830989135,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:25","end":"12:25","startHours":11.42058830989135,"endHours":12.42058830989135,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:25","end":"13:25","startHours":12.42058830989135,"endHours":13.42058830989135,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:25","end":"14:25","startHours":13.42058830989135,"endHours":14.42058830989135,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:25","end":"15:25","startHours":14.42058830989135,"endHours":15.42058830989135,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:25","end":"16:25","startHours":15.42058830989135,"endHours":16.42058830989135,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:25","end":"17:25","startHours":16.42058830989135,"endHours":17.42058830989135,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:25","end":"18:25","startHours":17.42058830989135,"endHours":18.42058830989135,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:25","end":"19:25","startHours":18.42058830989135,"endHours":19.42058830989135,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:25","end":"20:25","startHours":19.42058830989135,"endHours":20.42058830989135,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:25","end":"21:25","startHours":20.42058830989135,"endHours":21.42058830989135,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:25","end":"22:25","startHours":21.42058830989135,"endHours":22.42058830989135,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:25","end":"23:25","startHours":22.42058830989135,"endHours":23.42058830989135,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:25","end":"00:25","startHours":23.42058830989135,"endHours":24.42058830989135,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:25","end":"01:25","startHours":24.42058830989135,"endHours":25.42058830989135,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:25","end":"02:25","startHours":25.42058830989135,"endHours":26.42058830989135,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:25","end":"03:25","startHours":26.42058830989135,"endHours":27.42058830989135,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:25","end":"04:25","startHours":27.42058830989135,"endHours":28.42058830989135,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:25","end":"05:25","startHours":28.42058830989135,"endHours":29.42058830989135,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:25","end":"06:25","startHours":29.42058830989135,"endHours":30.42058830989135,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.16268633322879,"eotMinutes":8.960824534103129,"ayanamsa":23.5586}},"calendars":{"vikram_samvat":2035,"vikram_samvatsara":"Prajāpati","saka_samvat":1900,"saka_samvatsara":"Kālayukta","bengali_samvat":1385,"malayalam_era":1154,"nanakshahi_year":509,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Caturthī · Vikram 2035 Prajāpati · Śaka 1900 Kālayukta"},"festivals":[{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":[]},"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 December 4, 1978 CE · Erode, Tamil Nadu · Vidhyamitra","description":"December 4, 1978 CE for Erode, Tamil Nadu: Śukla Caturthī, sūryodaya 06:25, sūryāsta 17:55.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1978-12-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1978-12-04","sa":"https://sa.vidhyamitra.com/city/erode/1978-12-04","hi":"https://hi.vidhyamitra.com/city/erode/1978-12-04","x-default":"https://vidhyamitra.com/city/erode/1978-12-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T19:31:40.898Z","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":"2026-05-18T19:31:40.898Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T19:31:40.898Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}