{"id":"vidhyamitra:city-day:erode:1940-02-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1940-02-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1940-02-06","date_display":"February 6, 1940 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":1940,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2429665.770833,"kali_year":5041,"ahargana":1841200.2708,"sun":{"sidereal_longitude":293.2769,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":267.4325,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":334.1557,"elapsed_within_tithi_degrees":10.1557},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":267.4325,"elapsed_within_degrees":0.7659},"yoga":{"number":16,"name":"Siddhi","sum_longitude":200.7094},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1940,"month":2,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2429665.770833,"ahargana":1841200.2708,"kali_year":5041,"ayanamsa_lahiri":23.0162,"grahas":{"sun":{"sidereal_longitude":293.088758,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":267.50295800000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false,"latitude":4.4672},"mars":{"sidereal_longitude":0.29535800000002155,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":297.82975799999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":344.587258,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":330.334558,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":3.2340580000000045,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":184.3492,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":4.3492,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"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":1940,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2429665.770833,"kali_year":5041,"ahargana":1841200.2708,"sun":{"sidereal_longitude":293.2769,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":267.4325,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":334.1557,"elapsed_within_tithi_degrees":10.1557},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":267.4325,"elapsed_within_degrees":0.7659},"yoga":{"number":16,"name":"Siddhi","sum_longitude":200.7094},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.467,"elongation":25.844},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.467,"opposition_distance":154.156}},"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":"06:43","sunsetLocal":"18:24","solarNoonLocal":"12:33","dayLengthHours":11.678180765450161,"dayLengthDisplay":"11 Hours 40 Mins 41 Secs","nightLengthDisplay":"12 Hours 19 Mins 19 Secs","moonriseLocal":"05:07","moonsetLocal":"16:35","rahuKala":{"name":"Rāhu Kāla","start":"15:29","end":"16:56","startHours":15.476654076653826,"endHours":16.9364266723351,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:38","end":"11:06","startHours":9.637563693928747,"endHours":11.097336289610016,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:33","end":"14:01","startHours":12.557108885291289,"endHours":14.016881480972557,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:27","end":"09:50","startHours":9.442927347837912,"endHours":9.832200040019583,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:12","end":"07:31","startHours":7.204609367793298,"endHours":7.516027521538636,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:57","startHours":12.167836193109615,"endHours":12.946381577472959,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:10","end":"05:56","startHours":5.160927733839519,"endHours":5.939473118202863,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:45","end":"06:43","startHours":5.744836772112027,"endHours":6.718018502566207,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:17","startHours":14.503472346199647,"endHours":15.282017730562991,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:12","end":"18:36","startHours":18.196199268016368,"endHours":18.596199268016367,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:24","end":"18:53","startHours":18.396199268016368,"endHours":18.882790133243457,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:09","end":"19:54","startHours":18.146199268016368,"endHours":19.896199268016368,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:57","startHours":24.167836193109615,"endHours":24.946381577472955,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:43","end":"08:11","startHours":6.718018502566207,"endHours":8.177791098247477,"quality":"inauspicious"},{"name":"Udveg","start":"08:11","end":"09:38","startHours":8.177791098247477,"endHours":9.637563693928747,"quality":"inauspicious"},{"name":"Chala","start":"09:38","end":"11:06","startHours":9.637563693928747,"endHours":11.097336289610016,"quality":"neutral"},{"name":"Labha","start":"11:06","end":"12:33","startHours":11.097336289610016,"endHours":12.557108885291289,"quality":"auspicious"},{"name":"Amṛta","start":"12:33","end":"14:01","startHours":12.557108885291289,"endHours":14.016881480972557,"quality":"auspicious"},{"name":"Kāla","start":"14:01","end":"15:29","startHours":14.016881480972557,"endHours":15.476654076653826,"quality":"inauspicious"},{"name":"Śubha","start":"15:29","end":"16:56","startHours":15.476654076653826,"endHours":16.9364266723351,"quality":"auspicious"},{"name":"Roga","start":"16:56","end":"18:24","startHours":16.9364266723351,"endHours":18.396199268016368,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:24","end":"19:56","startHours":18.396199268016368,"endHours":19.9364266723351,"quality":"inauspicious"},{"name":"Śubha","start":"19:56","end":"21:29","startHours":19.9364266723351,"endHours":21.476654076653826,"quality":"auspicious"},{"name":"Roga","start":"21:29","end":"23:01","startHours":21.476654076653826,"endHours":23.016881480972557,"quality":"inauspicious"},{"name":"Udveg","start":"23:01","end":"00:33","startHours":23.016881480972557,"endHours":24.557108885291285,"quality":"inauspicious"},{"name":"Chala","start":"00:33","end":"02:06","startHours":24.557108885291285,"endHours":26.097336289610016,"quality":"neutral"},{"name":"Labha","start":"02:06","end":"03:38","startHours":26.097336289610016,"endHours":27.637563693928747,"quality":"auspicious"},{"name":"Amṛta","start":"03:38","end":"05:11","startHours":27.637563693928747,"endHours":29.177791098247475,"quality":"auspicious"},{"name":"Kāla","start":"05:11","end":"06:43","startHours":29.177791098247475,"endHours":30.718018502566206,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:43","end":"07:43","startHours":6.718018502566207,"endHours":7.718018502566207,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:43","end":"08:43","startHours":7.718018502566207,"endHours":8.718018502566206,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:43","end":"09:43","startHours":8.718018502566206,"endHours":9.718018502566206,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:43","end":"10:43","startHours":9.718018502566206,"endHours":10.718018502566206,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:43","end":"11:43","startHours":10.718018502566206,"endHours":11.718018502566206,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:43","end":"12:43","startHours":11.718018502566206,"endHours":12.718018502566206,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:43","end":"13:43","startHours":12.718018502566206,"endHours":13.718018502566206,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:43","end":"14:43","startHours":13.718018502566206,"endHours":14.718018502566206,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:43","end":"15:43","startHours":14.718018502566206,"endHours":15.718018502566206,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:43","end":"16:43","startHours":15.718018502566206,"endHours":16.718018502566206,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:43","end":"17:43","startHours":16.718018502566206,"endHours":17.718018502566206,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:43","end":"18:43","startHours":17.718018502566206,"endHours":18.718018502566206,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:43","end":"19:43","startHours":18.718018502566206,"endHours":19.718018502566206,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:43","end":"20:43","startHours":19.718018502566206,"endHours":20.718018502566206,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:43","end":"21:43","startHours":20.718018502566206,"endHours":21.718018502566206,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:43","end":"22:43","startHours":21.718018502566206,"endHours":22.718018502566206,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:43","end":"23:43","startHours":22.718018502566206,"endHours":23.718018502566206,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:43","end":"00:43","startHours":23.718018502566206,"endHours":24.718018502566206,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:43","end":"01:43","startHours":24.718018502566206,"endHours":25.718018502566206,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:43","end":"02:43","startHours":25.718018502566206,"endHours":26.718018502566206,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:43","end":"03:43","startHours":26.718018502566206,"endHours":27.718018502566206,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:43","end":"04:43","startHours":27.718018502566206,"endHours":28.718018502566206,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:43","end":"05:43","startHours":28.718018502566206,"endHours":29.718018502566206,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:43","end":"06:43","startHours":29.718018502566206,"endHours":30.718018502566206,"planetary_lord":"Saturn"}],"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":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-16.007525814073755,"eotMinutes":-14.295333117477217,"ayanamsa":23.0162}},"calendars":{"vikram_samvat":1997,"vikram_samvatsara":"Vijaya","saka_samvat":1862,"saka_samvatsara":"Vikrama","bengali_samvat":1347,"malayalam_era":1116,"nanakshahi_year":471,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Trayodaśī · Vikram 1997 Vijaya · Śaka 1862 Vikrama"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2},{"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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 February 6, 1940 CE · Erode, Tamil Nadu · Vidhyamitra","description":"February 6, 1940 CE for Erode, Tamil Nadu: Kṛṣṇa Trayodaśī, sūryodaya 06:43, sūryāsta 18:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1940-02-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1940-02-06","sa":"https://sa.vidhyamitra.com/city/erode/1940-02-06","hi":"https://hi.vidhyamitra.com/city/erode/1940-02-06","x-default":"https://vidhyamitra.com/city/erode/1940-02-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T16:27:05.283Z","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":"2026-05-21T16:27:05.283Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T16:27:05.283Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}