{"id":"vidhyamitra:city-day:erode:2179-09-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2179-09-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2179-09-21","date_display":"September 21, 2179 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":2179,"month":9,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517186.770833,"kali_year":5281,"ahargana":1928721.2708,"sun":{"sidereal_longitude":150.5317,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":29.5995,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":239.0678,"elapsed_within_tithi_degrees":11.0678},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.5995,"elapsed_within_degrees":2.9329},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":180.1313},"karana":{"half_tithi_index":39,"name":"Taitila"},"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":2179,"month":9,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2517186.770833,"ahargana":1928721.2708,"kali_year":5281,"ayanamsa_lahiri":26.3636,"grahas":{"sun":{"sidereal_longitude":151.701412,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":26.605812000000014,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false,"latitude":1.3494},"mars":{"sidereal_longitude":156.80301199999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":174.394812,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":78.05361200000004,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":171.278012,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":67.52281199999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":227.0654,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":47.0654,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2179,"month":9,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517186.770833,"kali_year":5281,"ahargana":1928721.2708,"sun":{"sidereal_longitude":150.5317,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":29.5995,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":239.0678,"elapsed_within_tithi_degrees":11.0678},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.5995,"elapsed_within_degrees":2.9329},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":180.1313},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.349,"elongation":120.932},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.349,"opposition_distance":59.068}},"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":"18:15","solarNoonLocal":"12:11","dayLengthHours":12.133870282399911,"dayLengthDisplay":"12 Hours 08 Mins 02 Secs","nightLengthDisplay":"11 Hours 51 Mins 58 Secs","moonriseLocal":"21:33","moonsetLocal":"10:09","rahuKala":{"name":"Rāhu Kāla","start":"15:13","end":"16:44","startHours":15.223778780554369,"endHours":16.740512565854356,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:09","end":"10:40","startHours":9.156843639354413,"endHours":10.6735774246544,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:11","end":"13:42","startHours":12.190311209954391,"endHours":13.707044995254378,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:22","startHours":8.95461246798108,"endHours":9.359074810727744,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:57","startHours":6.6289539971877645,"endHours":6.952523871385095,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:36","startHours":11.785848867207728,"endHours":12.594773552701055,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:19","startHours":4.505526697767779,"endHours":5.314451383261107,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:07","startHours":5.1122202118877755,"endHours":6.1233760687544345,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:13","end":"15:01","startHours":14.212622923687707,"endHours":15.021547609181034,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:03","end":"18:27","startHours":18.057246351154348,"endHours":18.457246351154346,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:15","end":"18:46","startHours":18.257246351154347,"endHours":18.762824279587676,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:00","end":"19:45","startHours":18.007246351154347,"endHours":19.757246351154347,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:36","startHours":23.785848867207726,"endHours":24.594773552701056,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:07","end":"07:38","startHours":6.1233760687544345,"endHours":7.640109854054423,"quality":"inauspicious"},{"name":"Udveg","start":"07:38","end":"09:09","startHours":7.640109854054423,"endHours":9.156843639354413,"quality":"inauspicious"},{"name":"Chala","start":"09:09","end":"10:40","startHours":9.156843639354413,"endHours":10.6735774246544,"quality":"neutral"},{"name":"Labha","start":"10:40","end":"12:11","startHours":10.6735774246544,"endHours":12.190311209954391,"quality":"auspicious"},{"name":"Amṛta","start":"12:11","end":"13:42","startHours":12.190311209954391,"endHours":13.707044995254378,"quality":"auspicious"},{"name":"Kāla","start":"13:42","end":"15:13","startHours":13.707044995254378,"endHours":15.223778780554369,"quality":"inauspicious"},{"name":"Śubha","start":"15:13","end":"16:44","startHours":15.223778780554369,"endHours":16.740512565854356,"quality":"auspicious"},{"name":"Roga","start":"16:44","end":"18:15","startHours":16.740512565854356,"endHours":18.257246351154347,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:15","end":"19:44","startHours":18.257246351154347,"endHours":19.74051256585436,"quality":"inauspicious"},{"name":"Śubha","start":"19:44","end":"21:13","startHours":19.74051256585436,"endHours":21.22377878055437,"quality":"auspicious"},{"name":"Roga","start":"21:13","end":"22:42","startHours":21.22377878055437,"endHours":22.70704499525438,"quality":"inauspicious"},{"name":"Udveg","start":"22:42","end":"00:11","startHours":22.70704499525438,"endHours":24.19031120995439,"quality":"inauspicious"},{"name":"Chala","start":"00:11","end":"01:40","startHours":24.19031120995439,"endHours":25.673577424654404,"quality":"neutral"},{"name":"Labha","start":"01:40","end":"03:09","startHours":25.673577424654404,"endHours":27.156843639354413,"quality":"auspicious"},{"name":"Amṛta","start":"03:09","end":"04:38","startHours":27.156843639354413,"endHours":28.640109854054423,"quality":"auspicious"},{"name":"Kāla","start":"04:38","end":"06:07","startHours":28.640109854054423,"endHours":30.123376068754435,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.1233760687544345,"endHours":7.1233760687544345,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.1233760687544345,"endHours":8.123376068754435,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.123376068754435,"endHours":9.123376068754435,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.123376068754435,"endHours":10.123376068754435,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.123376068754435,"endHours":11.123376068754435,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.123376068754435,"endHours":12.123376068754435,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.123376068754435,"endHours":13.123376068754435,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.123376068754435,"endHours":14.123376068754435,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.123376068754435,"endHours":15.123376068754435,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.123376068754435,"endHours":16.123376068754435,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.123376068754435,"endHours":17.123376068754435,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.123376068754435,"endHours":18.123376068754435,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.123376068754435,"endHours":19.123376068754435,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.123376068754435,"endHours":20.123376068754435,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.123376068754435,"endHours":21.123376068754435,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.123376068754435,"endHours":22.123376068754435,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.123376068754435,"endHours":23.123376068754435,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.123376068754435,"endHours":24.123376068754435,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.123376068754435,"endHours":25.123376068754435,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.123376068754435,"endHours":26.123376068754435,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.123376068754435,"endHours":27.123376068754435,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.123376068754435,"endHours":28.123376068754435,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.123376068754435,"endHours":29.123376068754435,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.123376068754435,"endHours":30.123376068754435,"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":0.7694843841996624,"eotMinutes":7.712527402736593,"ayanamsa":26.3636}},"calendars":{"vikram_samvat":2236,"vikram_samvatsara":"Nandana","saka_samvat":2101,"saka_samvatsara":"Pramāthi","bengali_samvat":1586,"malayalam_era":1355,"nanakshahi_year":710,"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":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Pañcamī · Vikram 2236 Nandana · Śaka 2101 Pramāthi"},"festivals":[],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"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 21, 2179 CE · Erode, Tamil Nadu · Vidhyamitra","description":"September 21, 2179 CE for Erode, Tamil Nadu: Kṛṣṇa Pañcamī, sūryodaya 06:07, sūryāsta 18:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2179-09-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2179-09-21","sa":"https://sa.vidhyamitra.com/city/erode/2179-09-21","hi":"https://hi.vidhyamitra.com/city/erode/2179-09-21","x-default":"https://vidhyamitra.com/city/erode/2179-09-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T20:06:29.306Z","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":"2026-06-02T20:06:29.306Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T20:06:29.306Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}