{"id":"vidhyamitra:city-day:sydney:2017-08-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/sydney/2017-08-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-08-18","date_display":"August 18, 2017 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":2017,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457983.770833,"kali_year":5119,"ahargana":1869518.2708,"sun":{"sidereal_longitude":120.538,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":72.3687,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":311.8307,"elapsed_within_tithi_degrees":11.8307},"nakshatra":{"number":6,"name":"Ārdrā","pada":2,"moon_longitude":72.3687,"elapsed_within_degrees":5.7021},"yoga":{"number":15,"name":"Vajra","sum_longitude":192.9067},"karana":{"half_tithi_index":51,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2017,"month":8,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457983.770833,"ahargana":1869518.2708,"kali_year":5119,"ayanamsa_lahiri":24.0993,"grahas":{"sun":{"sidereal_longitude":121.20780200000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":71.141502,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false,"latitude":-3.5231},"mars":{"sidereal_longitude":113.96440199999995,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":136.28900199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":175.13080200000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":85.99330199999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":236.972802,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":123.9253,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":303.9253,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"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":2017,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457983.770833,"kali_year":5119,"ahargana":1869518.2708,"sun":{"sidereal_longitude":120.538,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":72.3687,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":311.8307,"elapsed_within_tithi_degrees":11.8307},"nakshatra":{"number":6,"name":"Ārdrā","pada":2,"moon_longitude":72.3687,"elapsed_within_degrees":5.7021},"yoga":{"number":15,"name":"Vajra","sum_longitude":192.9067},"karana":{"half_tithi_index":51,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.523,"elongation":48.169},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.523,"opposition_distance":131.831}},"eclipse_window_40days":[]},"city":{"slug":"sydney","name":"Sydney, Australia","lat":-33.8688,"lon":151.2093,"tz_offset_hours":10,"country":"AU","tier":"diaspora"},"tier2":{"city":{"slug":"sydney","name":"Sydney, Australia","lat":-33.8688,"lon":151.2093,"tz_offset_hours":10,"country":"AU","tier":"diaspora"},"sunriseLocal":"06:30","sunsetLocal":"17:27","solarNoonLocal":"11:59","dayLengthHours":10.942255957654227,"dayLengthDisplay":"10 Hours 56 Mins 32 Secs","nightLengthDisplay":"13 Hours 03 Mins 28 Secs","moonriseLocal":"03:43","moonsetLocal":"13:34","rahuKala":{"name":"Rāhu Kāla","start":"10:37","end":"11:59","startHours":10.610398967308395,"endHours":11.978180962015173,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:43","end":"16:05","startHours":14.71374495142873,"endHours":16.081526946135508,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:52","end":"09:15","startHours":7.874834977894837,"endHours":9.242616972601615,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:04","end":"09:25","startHours":9.060246039974045,"endHours":9.424987905229186,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:58","end":"07:15","startHours":6.962980314756985,"endHours":7.254773806961097,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:21","startHours":11.61343909676003,"endHours":12.342922827270312,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:03","end":"05:47","startHours":5.048085522167495,"endHours":5.777569252677777,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:36","end":"06:30","startHours":5.595198320050207,"endHours":6.507052983188059,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:48","end":"14:32","startHours":13.801890288290878,"endHours":14.53137401880116,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.249308940842287,"endHours":17.649308940842285,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:54","startHours":17.449308940842286,"endHours":17.905236272411212,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.199308940842286,"endHours":18.949308940842286,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:21","startHours":23.613439096760032,"endHours":24.342922827270314,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:30","end":"07:52","startHours":6.507052983188059,"endHours":7.874834977894837,"quality":"neutral"},{"name":"Labha","start":"07:52","end":"09:15","startHours":7.874834977894837,"endHours":9.242616972601615,"quality":"auspicious"},{"name":"Amṛta","start":"09:15","end":"10:37","startHours":9.242616972601615,"endHours":10.610398967308395,"quality":"auspicious"},{"name":"Kāla","start":"10:37","end":"11:59","startHours":10.610398967308395,"endHours":11.978180962015173,"quality":"inauspicious"},{"name":"Śubha","start":"11:59","end":"13:21","startHours":11.978180962015173,"endHours":13.345962956721952,"quality":"auspicious"},{"name":"Roga","start":"13:21","end":"14:43","startHours":13.345962956721952,"endHours":14.71374495142873,"quality":"inauspicious"},{"name":"Udveg","start":"14:43","end":"16:05","startHours":14.71374495142873,"endHours":16.081526946135508,"quality":"inauspicious"},{"name":"Chala","start":"16:05","end":"17:27","startHours":16.081526946135508,"endHours":17.449308940842286,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:27","end":"19:05","startHours":17.449308940842286,"endHours":19.081526946135508,"quality":"inauspicious"},{"name":"Udveg","start":"19:05","end":"20:43","startHours":19.081526946135508,"endHours":20.71374495142873,"quality":"inauspicious"},{"name":"Chala","start":"20:43","end":"22:21","startHours":20.71374495142873,"endHours":22.34596295672195,"quality":"neutral"},{"name":"Labha","start":"22:21","end":"23:59","startHours":22.34596295672195,"endHours":23.978180962015173,"quality":"auspicious"},{"name":"Amṛta","start":"23:59","end":"01:37","startHours":23.978180962015173,"endHours":25.61039896730839,"quality":"auspicious"},{"name":"Kāla","start":"01:37","end":"03:15","startHours":25.61039896730839,"endHours":27.242616972601617,"quality":"inauspicious"},{"name":"Śubha","start":"03:15","end":"04:52","startHours":27.242616972601617,"endHours":28.874834977894835,"quality":"auspicious"},{"name":"Roga","start":"04:52","end":"06:30","startHours":28.874834977894835,"endHours":30.50705298318806,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:30","end":"07:30","startHours":6.507052983188059,"endHours":7.507052983188059,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:30","end":"08:30","startHours":7.507052983188059,"endHours":8.507052983188059,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:30","end":"09:30","startHours":8.507052983188059,"endHours":9.507052983188059,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:30","end":"10:30","startHours":9.507052983188059,"endHours":10.507052983188059,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:30","end":"11:30","startHours":10.507052983188059,"endHours":11.507052983188059,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:30","end":"12:30","startHours":11.507052983188059,"endHours":12.507052983188059,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:30","end":"13:30","startHours":12.507052983188059,"endHours":13.507052983188059,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:30","end":"14:30","startHours":13.507052983188059,"endHours":14.507052983188059,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:30","end":"15:30","startHours":14.507052983188059,"endHours":15.507052983188059,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:30","end":"16:30","startHours":15.507052983188059,"endHours":16.50705298318806,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:30","end":"17:30","startHours":16.50705298318806,"endHours":17.50705298318806,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:30","end":"18:30","startHours":17.50705298318806,"endHours":18.50705298318806,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:30","end":"19:30","startHours":18.50705298318806,"endHours":19.50705298318806,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:30","end":"20:30","startHours":19.50705298318806,"endHours":20.50705298318806,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:30","end":"21:30","startHours":20.50705298318806,"endHours":21.50705298318806,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:30","end":"22:30","startHours":21.50705298318806,"endHours":22.50705298318806,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:30","end":"23:30","startHours":22.50705298318806,"endHours":23.50705298318806,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:30","end":"00:30","startHours":23.50705298318806,"endHours":24.50705298318806,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:30","end":"01:30","startHours":24.50705298318806,"endHours":25.50705298318806,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:30","end":"02:30","startHours":25.50705298318806,"endHours":26.50705298318806,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:30","end":"03:30","startHours":26.50705298318806,"endHours":27.50705298318806,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:30","end":"04:30","startHours":27.50705298318806,"endHours":28.50705298318806,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:30","end":"05:30","startHours":28.50705298318806,"endHours":29.50705298318806,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:30","end":"06:30","startHours":29.50705298318806,"endHours":30.50705298318806,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":13.084064652265793,"eotMinutes":-3.5280577209103767,"ayanamsa":24.0993}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Ekādaśī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"indira-ekadashi","name":"Indirā Ekādaśī","name_sanskrit":"इन्दिरा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Falls in Pitṛ Pakṣa; liberates ancestors from naraka.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Bhādrapada"},"precedence":3},{"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},{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"sydney"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 18, 2017 CE · Sydney, Australia · Vidhyamitra","description":"August 18, 2017 CE for Sydney, Australia: Kṛṣṇa Ekādaśī, sūryodaya 06:30, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/sydney/2017-08-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/sydney/2017-08-18","sa":"https://sa.vidhyamitra.com/city/sydney/2017-08-18","hi":"https://hi.vidhyamitra.com/city/sydney/2017-08-18","x-default":"https://vidhyamitra.com/city/sydney/2017-08-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T17:07:07.552Z","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":"2026-05-15T17:07:07.552Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T17:07:07.552Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}