{"id":"vidhyamitra:city-day:erode:1970-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1970-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1970-04-01","date_display":"April 1, 1970 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":1970,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2440677.770833,"kali_year":5071,"ahargana":1852212.2708,"sun":{"sidereal_longitude":347.7008,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":280.5971,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":292.8962,"elapsed_within_tithi_degrees":4.8962},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":280.5971,"elapsed_within_degrees":0.5971},"yoga":{"number":21,"name":"Siddha","sum_longitude":268.2979},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1970,"month":4,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2440677.770833,"ahargana":1852212.2708,"kali_year":5071,"ayanamsa_lahiri":23.4374,"grahas":{"sun":{"sidereal_longitude":347.464518,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":278.1825180000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false,"latitude":-2.9078},"mars":{"sidereal_longitude":24.677318000000014,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":356.542818,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":190.835418,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":4.063517999999988,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":15.143318000000022,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":320.8804,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":140.8804,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":1970,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2440677.770833,"kali_year":5071,"ahargana":1852212.2708,"sun":{"sidereal_longitude":347.7008,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":280.5971,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":292.8962,"elapsed_within_tithi_degrees":4.8962},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":280.5971,"elapsed_within_degrees":0.5971},"yoga":{"number":21,"name":"Siddha","sum_longitude":268.2979},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.908,"elongation":67.104},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.908,"opposition_distance":112.896}},"eclipse_window_40days":[{"offset_days":-9,"type":"lunar","occurs":true,"moon_latitude":-1.317,"opposition_distance":0.416}]},"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":"06:17","sunsetLocal":"18:30","solarNoonLocal":"12:23","dayLengthHours":12.229213800974172,"dayLengthDisplay":"12 Hours 13 Mins 45 Secs","nightLengthDisplay":"11 Hours 46 Mins 15 Secs","moonriseLocal":"02:00","moonsetLocal":"13:32","rahuKala":{"name":"Rāhu Kāla","start":"12:23","end":"13:55","startHours":12.391258268352523,"endHours":13.919909993474295,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:48","end":"09:20","startHours":7.805303092987209,"endHours":9.333954818108982,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:52","end":"12:23","startHours":10.862606543230752,"endHours":12.391258268352523,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:08","end":"09:32","startHours":9.130134588092744,"endHours":9.537775048125217,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:47","end":"07:07","startHours":6.786201942906028,"endHours":7.112314310932006,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:48","startHours":11.98361780832005,"endHours":12.798898728384996,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:39","end":"05:28","startHours":4.6460895277355485,"endHours":5.461370447800493,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:15","end":"06:17","startHours":5.257550217784257,"endHours":6.276651367865438,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:15","startHours":14.429460568514887,"endHours":15.244741488579832,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:18","end":"18:42","startHours":18.30586516883961,"endHours":18.70586516883961,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:30","end":"19:01","startHours":18.50586516883961,"endHours":19.0154157438802,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:15","end":"20:00","startHours":18.25586516883961,"endHours":20.00586516883961,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:48","startHours":23.98361780832005,"endHours":24.798898728384994,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:17","end":"07:48","startHours":6.276651367865438,"endHours":7.805303092987209,"quality":"auspicious"},{"name":"Amṛta","start":"07:48","end":"09:20","startHours":7.805303092987209,"endHours":9.333954818108982,"quality":"auspicious"},{"name":"Kāla","start":"09:20","end":"10:52","startHours":9.333954818108982,"endHours":10.862606543230752,"quality":"inauspicious"},{"name":"Śubha","start":"10:52","end":"12:23","startHours":10.862606543230752,"endHours":12.391258268352523,"quality":"auspicious"},{"name":"Roga","start":"12:23","end":"13:55","startHours":12.391258268352523,"endHours":13.919909993474295,"quality":"inauspicious"},{"name":"Udveg","start":"13:55","end":"15:27","startHours":13.919909993474295,"endHours":15.448561718596068,"quality":"inauspicious"},{"name":"Chala","start":"15:27","end":"16:59","startHours":15.448561718596068,"endHours":16.977213443717837,"quality":"neutral"},{"name":"Labha","start":"16:59","end":"18:30","startHours":16.977213443717837,"endHours":18.50586516883961,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:30","end":"19:59","startHours":18.50586516883961,"endHours":19.977213443717837,"quality":"inauspicious"},{"name":"Chala","start":"19:59","end":"21:27","startHours":19.977213443717837,"endHours":21.448561718596068,"quality":"neutral"},{"name":"Labha","start":"21:27","end":"22:55","startHours":21.448561718596068,"endHours":22.919909993474295,"quality":"auspicious"},{"name":"Amṛta","start":"22:55","end":"00:23","startHours":22.919909993474295,"endHours":24.391258268352523,"quality":"auspicious"},{"name":"Kāla","start":"00:23","end":"01:52","startHours":24.391258268352523,"endHours":25.86260654323075,"quality":"inauspicious"},{"name":"Śubha","start":"01:52","end":"03:20","startHours":25.86260654323075,"endHours":27.333954818108978,"quality":"auspicious"},{"name":"Roga","start":"03:20","end":"04:48","startHours":27.333954818108978,"endHours":28.80530309298721,"quality":"inauspicious"},{"name":"Udveg","start":"04:48","end":"06:17","startHours":28.80530309298721,"endHours":30.276651367865437,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:17","end":"07:17","startHours":6.276651367865438,"endHours":7.276651367865438,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:17","end":"08:17","startHours":7.276651367865438,"endHours":8.276651367865437,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:17","end":"09:17","startHours":8.276651367865437,"endHours":9.276651367865437,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:17","end":"10:17","startHours":9.276651367865437,"endHours":10.276651367865437,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:17","end":"11:17","startHours":10.276651367865437,"endHours":11.276651367865437,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:17","end":"12:17","startHours":11.276651367865437,"endHours":12.276651367865437,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:17","end":"13:17","startHours":12.276651367865437,"endHours":13.276651367865437,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:17","end":"14:17","startHours":13.276651367865437,"endHours":14.276651367865437,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:17","end":"15:17","startHours":14.276651367865437,"endHours":15.276651367865437,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:17","end":"16:17","startHours":15.276651367865437,"endHours":16.276651367865437,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:17","end":"17:17","startHours":16.276651367865437,"endHours":17.276651367865437,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:17","end":"18:17","startHours":17.276651367865437,"endHours":18.276651367865437,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:17","end":"19:17","startHours":18.276651367865437,"endHours":19.276651367865437,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:17","end":"20:17","startHours":19.276651367865437,"endHours":20.276651367865437,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:17","end":"21:17","startHours":20.276651367865437,"endHours":21.276651367865437,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:17","end":"22:17","startHours":21.276651367865437,"endHours":22.276651367865437,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:17","end":"23:17","startHours":22.276651367865437,"endHours":23.276651367865437,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:17","end":"00:17","startHours":23.276651367865437,"endHours":24.276651367865437,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:17","end":"01:17","startHours":24.276651367865437,"endHours":25.276651367865437,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:17","end":"02:17","startHours":25.276651367865437,"endHours":26.276651367865437,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:17","end":"03:17","startHours":26.276651367865437,"endHours":27.276651367865437,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:17","end":"04:17","startHours":27.276651367865437,"endHours":28.276651367865437,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:17","end":"05:17","startHours":28.276651367865437,"endHours":29.276651367865437,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:17","end":"06:17","startHours":29.276651367865437,"endHours":30.276651367865437,"planetary_lord":"Sun"}],"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":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.314005002757584,"eotMinutes":-4.344296101151456,"ayanamsa":23.4374}},"calendars":{"vikram_samvat":2027,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":1892,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1377,"malayalam_era":1146,"nanakshahi_year":501,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Daśamī · Vikram 2027 Rudhirodgāri · Śaka 1892 Sādhāraṇa"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 April 1, 1970 CE · Erode, Tamil Nadu · Vidhyamitra","description":"April 1, 1970 CE for Erode, Tamil Nadu: Kṛṣṇa Daśamī, sūryodaya 06:17, sūryāsta 18:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1970-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1970-04-01","sa":"https://sa.vidhyamitra.com/city/erode/1970-04-01","hi":"https://hi.vidhyamitra.com/city/erode/1970-04-01","x-default":"https://vidhyamitra.com/city/erode/1970-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T02:39:41.985Z","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":"2026-06-01T02:39:41.985Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T02:39:41.985Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}