{"id":"vidhyamitra:city-day:erode:1999-05-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1999-05-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1999-05-17","date_display":"May 17, 1999 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":1999,"month":5,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451315.770833,"kali_year":5101,"ahargana":1862850.2708,"sun":{"sidereal_longitude":31.8522,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":52.2416,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":20.3894,"elapsed_within_tithi_degrees":8.3894},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":52.2416,"elapsed_within_degrees":12.2416},"yoga":{"number":7,"name":"Sukarma","sum_longitude":84.0938},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1999,"month":5,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451315.770833,"ahargana":1862850.2708,"kali_year":5101,"ayanamsa_lahiri":23.8442,"grahas":{"sun":{"sidereal_longitude":31.87746900000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":53.891369,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":-4.0772},"mars":{"sidereal_longitude":182.79996900000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":21.521269000000018,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":357.953469,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":75.42446899999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":15.36516899999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":117.228,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":297.228,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1999,"month":5,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451315.770833,"kali_year":5101,"ahargana":1862850.2708,"sun":{"sidereal_longitude":31.8522,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":52.2416,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":20.3894,"elapsed_within_tithi_degrees":8.3894},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":52.2416,"elapsed_within_degrees":12.2416},"yoga":{"number":7,"name":"Sukarma","sum_longitude":84.0938},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.077,"elongation":20.389},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.077,"opposition_distance":159.611}},"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":"05:56","sunsetLocal":"18:35","solarNoonLocal":"12:15","dayLengthHours":12.653909612838156,"dayLengthDisplay":"12 Hours 39 Mins 14 Secs","nightLengthDisplay":"11 Hours 20 Mins 46 Secs","moonriseLocal":"07:21","moonsetLocal":"20:05","rahuKala":{"name":"Rāhu Kāla","start":"07:31","end":"09:06","startHours":7.511622568618806,"endHours":9.093361270223575,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:41","end":"12:15","startHours":10.675099971828345,"endHours":12.256838673433116,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:50","end":"15:25","startHours":13.838577375037884,"endHours":15.420316076642653,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:18","startHours":8.882462776676274,"endHours":9.304259763770878,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:27","end":"06:48","startHours":6.457130100882293,"endHours":6.794567690557977,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:41","startHours":11.83504168633851,"endHours":12.678635660527721,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:15","end":"05:05","startHours":4.242695918635616,"endHours":5.086289892824826,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:53","end":"05:56","startHours":4.8753913992775235,"endHours":5.929883867014037,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:13","startHours":14.36582360890614,"endHours":15.20941758309535,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:23","end":"18:47","startHours":18.383793479852194,"endHours":18.783793479852193,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:35","end":"19:07","startHours":18.583793479852194,"endHours":19.11103971372045,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:20","end":"20:05","startHours":18.333793479852194,"endHours":20.083793479852194,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:41","startHours":23.83504168633851,"endHours":24.67863566052772,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:56","end":"07:31","startHours":5.929883867014037,"endHours":7.511622568618806,"quality":"auspicious"},{"name":"Kāla","start":"07:31","end":"09:06","startHours":7.511622568618806,"endHours":9.093361270223575,"quality":"inauspicious"},{"name":"Śubha","start":"09:06","end":"10:41","startHours":9.093361270223575,"endHours":10.675099971828345,"quality":"auspicious"},{"name":"Roga","start":"10:41","end":"12:15","startHours":10.675099971828345,"endHours":12.256838673433116,"quality":"inauspicious"},{"name":"Udveg","start":"12:15","end":"13:50","startHours":12.256838673433116,"endHours":13.838577375037884,"quality":"inauspicious"},{"name":"Chala","start":"13:50","end":"15:25","startHours":13.838577375037884,"endHours":15.420316076642653,"quality":"neutral"},{"name":"Labha","start":"15:25","end":"17:00","startHours":15.420316076642653,"endHours":17.002054778247423,"quality":"auspicious"},{"name":"Amṛta","start":"17:00","end":"18:35","startHours":17.002054778247423,"endHours":18.583793479852194,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:35","end":"20:00","startHours":18.583793479852194,"endHours":20.002054778247423,"quality":"neutral"},{"name":"Labha","start":"20:00","end":"21:25","startHours":20.002054778247423,"endHours":21.420316076642656,"quality":"auspicious"},{"name":"Amṛta","start":"21:25","end":"22:50","startHours":21.420316076642656,"endHours":22.838577375037886,"quality":"auspicious"},{"name":"Kāla","start":"22:50","end":"00:15","startHours":22.838577375037886,"endHours":24.256838673433116,"quality":"inauspicious"},{"name":"Śubha","start":"00:15","end":"01:41","startHours":24.256838673433116,"endHours":25.675099971828345,"quality":"auspicious"},{"name":"Roga","start":"01:41","end":"03:06","startHours":25.675099971828345,"endHours":27.093361270223575,"quality":"inauspicious"},{"name":"Udveg","start":"03:06","end":"04:31","startHours":27.093361270223575,"endHours":28.511622568618808,"quality":"inauspicious"},{"name":"Chala","start":"04:31","end":"05:56","startHours":28.511622568618808,"endHours":29.929883867014038,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:56","end":"06:56","startHours":5.929883867014037,"endHours":6.929883867014037,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:56","end":"07:56","startHours":6.929883867014037,"endHours":7.929883867014037,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:56","end":"08:56","startHours":7.929883867014037,"endHours":8.929883867014038,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:56","end":"09:56","startHours":8.929883867014038,"endHours":9.929883867014038,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:56","end":"10:56","startHours":9.929883867014038,"endHours":10.929883867014038,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:56","end":"11:56","startHours":10.929883867014038,"endHours":11.929883867014038,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:56","end":"12:56","startHours":11.929883867014038,"endHours":12.929883867014038,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:56","end":"13:56","startHours":12.929883867014038,"endHours":13.929883867014038,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:56","end":"14:56","startHours":13.929883867014038,"endHours":14.929883867014038,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:56","end":"15:56","startHours":14.929883867014038,"endHours":15.929883867014038,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:56","end":"16:56","startHours":15.929883867014038,"endHours":16.929883867014038,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:56","end":"17:56","startHours":16.929883867014038,"endHours":17.929883867014038,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:56","end":"18:56","startHours":17.929883867014038,"endHours":18.929883867014038,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:56","end":"19:56","startHours":18.929883867014038,"endHours":19.929883867014038,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:56","end":"20:56","startHours":19.929883867014038,"endHours":20.929883867014038,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:56","end":"21:56","startHours":20.929883867014038,"endHours":21.929883867014038,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:56","end":"22:56","startHours":21.929883867014038,"endHours":22.929883867014038,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:56","end":"23:56","startHours":22.929883867014038,"endHours":23.929883867014038,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:56","end":"00:56","startHours":23.929883867014038,"endHours":24.929883867014038,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:56","end":"01:56","startHours":24.929883867014038,"endHours":25.929883867014038,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:56","end":"02:56","startHours":25.929883867014038,"endHours":26.929883867014038,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:56","end":"03:56","startHours":26.929883867014038,"endHours":27.929883867014038,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:56","end":"04:56","startHours":27.929883867014038,"endHours":28.929883867014038,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:56","end":"05:56","startHours":28.929883867014038,"endHours":29.929883867014038,"planetary_lord":"Venus"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.186908041743585,"eotMinutes":3.7208795940131294,"ayanamsa":23.8442}},"calendars":{"vikram_samvat":2056,"vikram_samvatsara":"Nandana","saka_samvat":1921,"saka_samvatsara":"Pramāthi","bengali_samvat":1406,"malayalam_era":1175,"nanakshahi_year":530,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha (Adhika) Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha (Adhika) Śukla Dvitīyā · Vikram 2056 Nandana · Śaka 1921 Pramāthi"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","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 May 17, 1999 CE · Erode, Tamil Nadu · Vidhyamitra","description":"May 17, 1999 CE for Erode, Tamil Nadu: Śukla Dvitīyā, sūryodaya 05:56, sūryāsta 18:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1999-05-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1999-05-17","sa":"https://sa.vidhyamitra.com/city/erode/1999-05-17","hi":"https://hi.vidhyamitra.com/city/erode/1999-05-17","x-default":"https://vidhyamitra.com/city/erode/1999-05-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:44:08.113Z","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":"2026-05-31T15:44:08.113Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:44:08.113Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}