{"id":"vidhyamitra:city-day:erode:1925-09-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1925-09-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1925-09-13","date_display":"September 13, 1925 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":1925,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424406.770833,"kali_year":5027,"ahargana":1835941.2708,"sun":{"sidereal_longitude":146.3721,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":87.8804,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":301.5082,"elapsed_within_tithi_degrees":1.5082},"nakshatra":{"number":7,"name":"Punarvasu","pada":3,"moon_longitude":87.8804,"elapsed_within_degrees":7.8804},"yoga":{"number":18,"name":"Varīyān","sum_longitude":234.2525},"karana":{"half_tithi_index":50,"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":1925,"month":9,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2424406.770833,"ahargana":1835941.2708,"kali_year":5027,"ayanamsa_lahiri":22.8151,"grahas":{"sun":{"sidereal_longitude":146.91589,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":90.09478999999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false,"latitude":-1.1724},"mars":{"sidereal_longitude":148.05129,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":130.32419000000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":261.49189,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":184.62719000000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":198.07718999999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":102.9963,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":282.9963,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"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":1925,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424406.770833,"kali_year":5027,"ahargana":1835941.2708,"sun":{"sidereal_longitude":146.3721,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":87.8804,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":301.5082,"elapsed_within_tithi_degrees":1.5082},"nakshatra":{"number":7,"name":"Punarvasu","pada":3,"moon_longitude":87.8804,"elapsed_within_degrees":7.8804},"yoga":{"number":18,"name":"Varīyān","sum_longitude":234.2525},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.172,"elongation":58.492},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.172,"opposition_distance":121.508}},"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":"06:08","sunsetLocal":"18:21","solarNoonLocal":"12:14","dayLengthHours":12.222504396910347,"dayLengthDisplay":"12 Hours 13 Mins 21 Secs","nightLengthDisplay":"11 Hours 46 Mins 39 Secs","moonriseLocal":"02:06","moonsetLocal":"14:48","rahuKala":{"name":"Rāhu Kāla","start":"16:49","end":"18:21","startHours":16.823061300010277,"endHours":18.35087434962407,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:14","end":"13:46","startHours":12.239622151168899,"endHours":13.76743520078269,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:18","end":"16:49","startHours":15.295248250396485,"endHours":16.823061300010277,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:59","end":"09:23","startHours":8.980287645326138,"endHours":9.387704458556483,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:58","startHours":6.637640969251655,"endHours":6.963574419835931,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:39","startHours":11.832205337938554,"endHours":12.647038964399243,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:19","startHours":4.498702699792345,"endHours":5.313536326253034,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:08","startHours":5.109827919637862,"endHours":6.128369952713724,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:17","end":"15:05","startHours":14.276706217320623,"endHours":15.091539843781312,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:09","end":"18:33","startHours":18.150874349624072,"endHours":18.55087434962407,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:21","end":"18:52","startHours":18.35087434962407,"endHours":18.860145366162,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:06","end":"19:51","startHours":18.10087434962407,"endHours":19.85087434962407,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:39","startHours":23.832205337938554,"endHours":24.647038964399243,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:08","end":"07:39","startHours":6.128369952713724,"endHours":7.656183002327517,"quality":"inauspicious"},{"name":"Chala","start":"07:39","end":"09:11","startHours":7.656183002327517,"endHours":9.18399605194131,"quality":"neutral"},{"name":"Labha","start":"09:11","end":"10:43","startHours":9.18399605194131,"endHours":10.711809101555104,"quality":"auspicious"},{"name":"Amṛta","start":"10:43","end":"12:14","startHours":10.711809101555104,"endHours":12.239622151168899,"quality":"auspicious"},{"name":"Kāla","start":"12:14","end":"13:46","startHours":12.239622151168899,"endHours":13.76743520078269,"quality":"inauspicious"},{"name":"Śubha","start":"13:46","end":"15:18","startHours":13.76743520078269,"endHours":15.295248250396485,"quality":"auspicious"},{"name":"Roga","start":"15:18","end":"16:49","startHours":15.295248250396485,"endHours":16.823061300010277,"quality":"inauspicious"},{"name":"Udveg","start":"16:49","end":"18:21","startHours":16.823061300010277,"endHours":18.35087434962407,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:21","end":"19:49","startHours":18.35087434962407,"endHours":19.823061300010277,"quality":"auspicious"},{"name":"Roga","start":"19:49","end":"21:18","startHours":19.823061300010277,"endHours":21.295248250396483,"quality":"inauspicious"},{"name":"Udveg","start":"21:18","end":"22:46","startHours":21.295248250396483,"endHours":22.767435200782693,"quality":"inauspicious"},{"name":"Chala","start":"22:46","end":"00:14","startHours":22.767435200782693,"endHours":24.2396221511689,"quality":"neutral"},{"name":"Labha","start":"00:14","end":"01:43","startHours":24.2396221511689,"endHours":25.711809101555104,"quality":"auspicious"},{"name":"Amṛta","start":"01:43","end":"03:11","startHours":25.711809101555104,"endHours":27.18399605194131,"quality":"auspicious"},{"name":"Kāla","start":"03:11","end":"04:39","startHours":27.18399605194131,"endHours":28.656183002327516,"quality":"inauspicious"},{"name":"Śubha","start":"04:39","end":"06:08","startHours":28.656183002327516,"endHours":30.128369952713726,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.128369952713724,"endHours":7.128369952713724,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.128369952713724,"endHours":8.128369952713724,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.128369952713724,"endHours":9.128369952713724,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.128369952713724,"endHours":10.128369952713724,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.128369952713724,"endHours":11.128369952713724,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.128369952713724,"endHours":12.128369952713724,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.128369952713724,"endHours":13.128369952713724,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.128369952713724,"endHours":14.128369952713724,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.128369952713724,"endHours":15.128369952713724,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.128369952713724,"endHours":16.128369952713726,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.128369952713726,"endHours":17.128369952713726,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.128369952713726,"endHours":18.128369952713726,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.128369952713726,"endHours":19.128369952713726,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.128369952713726,"endHours":20.128369952713726,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.128369952713726,"endHours":21.128369952713726,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.128369952713726,"endHours":22.128369952713726,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.128369952713726,"endHours":23.128369952713726,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.128369952713726,"endHours":24.128369952713726,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.128369952713726,"endHours":25.128369952713726,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.128369952713726,"endHours":26.128369952713726,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.128369952713726,"endHours":27.128369952713726,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.128369952713726,"endHours":28.128369952713726,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.128369952713726,"endHours":29.128369952713726,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.128369952713726,"endHours":30.128369952713726,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.065898810534177,"eotMinutes":4.753870929866006,"ayanamsa":22.8151}},"calendars":{"vikram_samvat":1982,"vikram_samvatsara":"Bahudhānya","saka_samvat":1847,"saka_samvatsara":"Krodhana","bengali_samvat":1332,"malayalam_era":1101,"nanakshahi_year":456,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Ekādaśī · Vikram 1982 Bahudhānya · Śaka 1847 Krodhana"},"festivals":[{"id":"rama-ekadashi","name":"Ramā Ekādaśī","name_sanskrit":"रमा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu (with Ramā = Lakṣmī)","significance":"Lakṣmī (Ramā) granted boon to King Mucukunda.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Āśvina"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"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":"Dedicated festival walk for Ramā Ekādaśī · Ekādaśī is not live yet; Ravivāra (Sunday) — 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 13, 1925 CE · Erode, Tamil Nadu · Vidhyamitra","description":"September 13, 1925 CE for Erode, Tamil Nadu: Kṛṣṇa Ekādaśī, sūryodaya 06:08, sūryāsta 18:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1925-09-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1925-09-13","sa":"https://sa.vidhyamitra.com/city/erode/1925-09-13","hi":"https://hi.vidhyamitra.com/city/erode/1925-09-13","x-default":"https://vidhyamitra.com/city/erode/1925-09-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-17T07:51:05.122Z","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":"2026-06-17T07:51:05.122Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-17T07:51:05.122Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no founder-city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","Divyāṁśa-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}