{"id":"vidhyamitra:city-day:erode:2091-03-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2091-03-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2091-03-13","date_display":"March 13, 2091 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":2091,"month":3,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484853.770833,"kali_year":5192,"ahargana":1896388.2708,"sun":{"sidereal_longitude":327.5486,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":243.5957,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":276.0471,"elapsed_within_tithi_degrees":0.0471},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":243.5957,"elapsed_within_degrees":3.5957},"yoga":{"number":16,"name":"Siddhi","sum_longitude":211.1443},"karana":{"half_tithi_index":46,"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":2091,"month":3,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484853.770833,"ahargana":1896388.2708,"kali_year":5192,"ayanamsa_lahiri":25.1269,"grahas":{"sun":{"sidereal_longitude":327.58547,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":246.76046999999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false,"latitude":4.3778},"mars":{"sidereal_longitude":137.60037,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":339.82567,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":261.67327,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":292.1708699999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":53.13576999999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":140.2234,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":320.2234,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2091,"month":3,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484853.770833,"kali_year":5192,"ahargana":1896388.2708,"sun":{"sidereal_longitude":327.5486,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":243.5957,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":276.0471,"elapsed_within_tithi_degrees":0.0471},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":243.5957,"elapsed_within_degrees":3.5957},"yoga":{"number":16,"name":"Siddhi","sum_longitude":211.1443},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.378,"elongation":83.953},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.378,"opposition_distance":96.047}},"eclipse_window_40days":[{"offset_days":7,"type":"solar","occurs":true,"moon_latitude":-1.141,"elongation":0.03}]},"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":"06:28","sunsetLocal":"18:30","solarNoonLocal":"12:29","dayLengthHours":12.03601734841535,"dayLengthDisplay":"12 Hours 02 Mins 10 Secs","nightLengthDisplay":"11 Hours 57 Mins 50 Secs","moonriseLocal":"01:23","moonsetLocal":"12:49","rahuKala":{"name":"Rāhu Kāla","start":"15:30","end":"17:00","startHours":15.498156335917319,"endHours":17.002658504469235,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:29","end":"10:59","startHours":9.480147661709644,"endHours":10.984649830261562,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:29","end":"14:00","startHours":12.48915199881348,"endHours":13.9936541673654,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:41","startHours":9.279547372569388,"endHours":9.680747950849899,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:58","end":"07:18","startHours":6.972644047456446,"endHours":7.293604510080855,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:05","end":"12:53","startHours":12.087951420532969,"endHours":12.89035257709399,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:52","end":"05:40","startHours":4.866341011483759,"endHours":5.6687421680447825,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:28","end":"06:28","startHours":5.468141878904527,"endHours":6.471143324605806,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:18","startHours":14.495154890216039,"endHours":15.297556046777062,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:18","end":"18:42","startHours":18.307160673021155,"endHours":18.707160673021153,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:30","end":"19:01","startHours":18.507160673021154,"endHours":19.008661395871794,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:15","end":"20:00","startHours":18.257160673021154,"endHours":20.007160673021154,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:05","end":"00:53","startHours":24.087951420532967,"endHours":24.890352577093992,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:28","end":"07:59","startHours":6.471143324605806,"endHours":7.9756454931577245,"quality":"inauspicious"},{"name":"Udveg","start":"07:59","end":"09:29","startHours":7.9756454931577245,"endHours":9.480147661709644,"quality":"inauspicious"},{"name":"Chala","start":"09:29","end":"10:59","startHours":9.480147661709644,"endHours":10.984649830261562,"quality":"neutral"},{"name":"Labha","start":"10:59","end":"12:29","startHours":10.984649830261562,"endHours":12.48915199881348,"quality":"auspicious"},{"name":"Amṛta","start":"12:29","end":"14:00","startHours":12.48915199881348,"endHours":13.9936541673654,"quality":"auspicious"},{"name":"Kāla","start":"14:00","end":"15:30","startHours":13.9936541673654,"endHours":15.498156335917319,"quality":"inauspicious"},{"name":"Śubha","start":"15:30","end":"17:00","startHours":15.498156335917319,"endHours":17.002658504469235,"quality":"auspicious"},{"name":"Roga","start":"17:00","end":"18:30","startHours":17.002658504469235,"endHours":18.507160673021154,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:30","end":"20:00","startHours":18.507160673021154,"endHours":20.002658504469235,"quality":"inauspicious"},{"name":"Śubha","start":"20:00","end":"21:30","startHours":20.002658504469235,"endHours":21.498156335917315,"quality":"auspicious"},{"name":"Roga","start":"21:30","end":"23:00","startHours":21.498156335917315,"endHours":22.9936541673654,"quality":"inauspicious"},{"name":"Udveg","start":"23:00","end":"00:29","startHours":22.9936541673654,"endHours":24.48915199881348,"quality":"inauspicious"},{"name":"Chala","start":"00:29","end":"01:59","startHours":24.48915199881348,"endHours":25.98464983026156,"quality":"neutral"},{"name":"Labha","start":"01:59","end":"03:29","startHours":25.98464983026156,"endHours":27.480147661709644,"quality":"auspicious"},{"name":"Amṛta","start":"03:29","end":"04:59","startHours":27.480147661709644,"endHours":28.975645493157725,"quality":"auspicious"},{"name":"Kāla","start":"04:59","end":"06:28","startHours":28.975645493157725,"endHours":30.471143324605805,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:28","end":"07:28","startHours":6.471143324605806,"endHours":7.471143324605806,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:28","end":"08:28","startHours":7.471143324605806,"endHours":8.471143324605805,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:28","end":"09:28","startHours":8.471143324605805,"endHours":9.471143324605805,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:28","end":"10:28","startHours":9.471143324605805,"endHours":10.471143324605805,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:28","end":"11:28","startHours":10.471143324605805,"endHours":11.471143324605805,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:28","end":"12:28","startHours":11.471143324605805,"endHours":12.471143324605805,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:28","end":"13:28","startHours":12.471143324605805,"endHours":13.471143324605805,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:28","end":"14:28","startHours":13.471143324605805,"endHours":14.471143324605805,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:28","end":"15:28","startHours":14.471143324605805,"endHours":15.471143324605805,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:28","end":"16:28","startHours":15.471143324605805,"endHours":16.471143324605805,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:28","end":"17:28","startHours":16.471143324605805,"endHours":17.471143324605805,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:28","end":"18:28","startHours":17.471143324605805,"endHours":18.471143324605805,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:28","end":"19:28","startHours":18.471143324605805,"endHours":19.471143324605805,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:28","end":"20:28","startHours":19.471143324605805,"endHours":20.471143324605805,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:28","end":"21:28","startHours":20.471143324605805,"endHours":21.471143324605805,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:28","end":"22:28","startHours":21.471143324605805,"endHours":22.471143324605805,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:28","end":"23:28","startHours":22.471143324605805,"endHours":23.471143324605805,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:28","end":"00:28","startHours":23.471143324605805,"endHours":24.471143324605805,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:28","end":"01:28","startHours":24.471143324605805,"endHours":25.471143324605805,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:28","end":"02:28","startHours":25.471143324605805,"endHours":26.471143324605805,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:28","end":"03:28","startHours":26.471143324605805,"endHours":27.471143324605805,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:28","end":"04:28","startHours":27.471143324605805,"endHours":28.471143324605805,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:28","end":"05:28","startHours":28.471143324605805,"endHours":29.471143324605805,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:28","end":"06:28","startHours":29.471143324605805,"endHours":30.471143324605805,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","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":"Sushira","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-2.891945669211294,"eotMinutes":-10.217919928808794,"ayanamsa":25.1269}},"calendars":{"vikram_samvat":2148,"vikram_samvatsara":"Raktākṣī","saka_samvat":2013,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1498,"malayalam_era":1267,"nanakshahi_year":622,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Navamī · Vikram 2148 Raktākṣī · Śaka 2013 Virodhakṛt"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"precedence":5}],"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 March 13, 2091 CE · Erode, Tamil Nadu · Vidhyamitra","description":"March 13, 2091 CE for Erode, Tamil Nadu: Kṛṣṇa Navamī, sūryodaya 06:28, sūryāsta 18:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2091-03-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2091-03-13","sa":"https://sa.vidhyamitra.com/city/erode/2091-03-13","hi":"https://hi.vidhyamitra.com/city/erode/2091-03-13","x-default":"https://vidhyamitra.com/city/erode/2091-03-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T03:13:26.639Z","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":"2026-05-20T03:13:26.639Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T03:13:26.639Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}