{"id":"vidhyamitra:city-day:perth:1906-08-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1906-08-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1906-08-17","date_display":"August 17, 1906 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":1906,"month":8,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417439.770833,"kali_year":5008,"ahargana":1828974.2708,"sun":{"sidereal_longitude":120.272,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":83.7963,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":323.5243,"elapsed_within_tithi_degrees":11.5243},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":83.7963,"elapsed_within_degrees":3.7963},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.0682},"karana":{"half_tithi_index":53,"name":"Taitila"},"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":1906,"month":8,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2417439.770833,"ahargana":1828974.2708,"kali_year":5008,"ayanamsa_lahiri":22.5486,"grahas":{"sun":{"sidereal_longitude":120.671381,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":85.081481,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false,"latitude":-2.1348},"mars":{"sidereal_longitude":111.88818100000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":114.28508099999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":72.12438099999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":165.38588099999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":321.839881,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":112.1415,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":292.1415,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1906,"month":8,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417439.770833,"kali_year":5008,"ahargana":1828974.2708,"sun":{"sidereal_longitude":120.272,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":83.7963,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":323.5243,"elapsed_within_tithi_degrees":11.5243},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":83.7963,"elapsed_within_degrees":3.7963},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.0682},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.135,"elongation":36.476},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.135,"opposition_distance":143.524}},"eclipse_window_40days":[{"offset_days":3,"type":"solar","occurs":true,"moon_latitude":0.798,"elongation":0.943}]},"city":{"slug":"perth","name":"Perth, Australia","lat":-31.9505,"lon":115.8605,"tz_offset_hours":8,"country":"AU","tier":"diaspora"},"tier2":{"city":{"slug":"perth","name":"Perth, Australia","lat":-31.9505,"lon":115.8605,"tz_offset_hours":8,"country":"AU","tier":"diaspora"},"sunriseLocal":"06:51","sunsetLocal":"17:49","solarNoonLocal":"12:20","dayLengthHours":10.963369221501694,"dayLengthDisplay":"10 Hours 57 Mins 48 Secs","nightLengthDisplay":"13 Hours 02 Mins 12 Secs","moonriseLocal":"04:54","moonsetLocal":"15:02","rahuKala":{"name":"Rāhu Kāla","start":"10:58","end":"12:20","startHours":10.968105206547587,"endHours":12.3385263592353,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:05","end":"16:27","startHours":15.079368664610723,"endHours":16.449789817298434,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:14","end":"09:36","startHours":8.227262901172164,"endHours":9.597684053859876,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:25","end":"09:47","startHours":9.414961233501513,"endHours":9.780406874218237,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:19","end":"07:36","startHours":7.313648799380355,"endHours":7.606005311953734,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:42","startHours":11.973080718518576,"endHours":12.703971999952023,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:24","end":"06:08","startHours":5.3950591856175585,"endHours":6.125950467051005,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:57","end":"06:51","startHours":5.943227646692644,"endHours":6.8568417484844515,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:54","startHours":14.165754562818915,"endHours":14.896645844252362,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:37","end":"18:01","startHours":17.620210969986147,"endHours":18.020210969986145,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:49","end":"18:17","startHours":17.820210969986146,"endHours":18.27701802088205,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:34","end":"19:19","startHours":17.570210969986146,"endHours":19.320210969986146,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:42","startHours":23.973080718518577,"endHours":24.70397199995202,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:51","end":"08:14","startHours":6.8568417484844515,"endHours":8.227262901172164,"quality":"neutral"},{"name":"Labha","start":"08:14","end":"09:36","startHours":8.227262901172164,"endHours":9.597684053859876,"quality":"auspicious"},{"name":"Amṛta","start":"09:36","end":"10:58","startHours":9.597684053859876,"endHours":10.968105206547587,"quality":"auspicious"},{"name":"Kāla","start":"10:58","end":"12:20","startHours":10.968105206547587,"endHours":12.3385263592353,"quality":"inauspicious"},{"name":"Śubha","start":"12:20","end":"13:43","startHours":12.3385263592353,"endHours":13.70894751192301,"quality":"auspicious"},{"name":"Roga","start":"13:43","end":"15:05","startHours":13.70894751192301,"endHours":15.079368664610723,"quality":"inauspicious"},{"name":"Udveg","start":"15:05","end":"16:27","startHours":15.079368664610723,"endHours":16.449789817298434,"quality":"inauspicious"},{"name":"Chala","start":"16:27","end":"17:49","startHours":16.449789817298434,"endHours":17.820210969986146,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:49","end":"19:27","startHours":17.820210969986146,"endHours":19.449789817298434,"quality":"inauspicious"},{"name":"Udveg","start":"19:27","end":"21:05","startHours":19.449789817298434,"endHours":21.079368664610723,"quality":"inauspicious"},{"name":"Chala","start":"21:05","end":"22:43","startHours":21.079368664610723,"endHours":22.70894751192301,"quality":"neutral"},{"name":"Labha","start":"22:43","end":"00:20","startHours":22.70894751192301,"endHours":24.3385263592353,"quality":"auspicious"},{"name":"Amṛta","start":"00:20","end":"01:58","startHours":24.3385263592353,"endHours":25.968105206547587,"quality":"auspicious"},{"name":"Kāla","start":"01:58","end":"03:36","startHours":25.968105206547587,"endHours":27.597684053859876,"quality":"inauspicious"},{"name":"Śubha","start":"03:36","end":"05:14","startHours":27.597684053859876,"endHours":29.227262901172164,"quality":"auspicious"},{"name":"Roga","start":"05:14","end":"06:51","startHours":29.227262901172164,"endHours":30.856841748484452,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.8568417484844515,"endHours":7.8568417484844515,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.8568417484844515,"endHours":8.856841748484452,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.856841748484452,"endHours":9.856841748484452,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.856841748484452,"endHours":10.856841748484452,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.856841748484452,"endHours":11.856841748484452,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.856841748484452,"endHours":12.856841748484452,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.856841748484452,"endHours":13.856841748484452,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.856841748484452,"endHours":14.856841748484452,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.856841748484452,"endHours":15.856841748484452,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.856841748484452,"endHours":16.856841748484452,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.856841748484452,"endHours":17.856841748484452,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.856841748484452,"endHours":18.856841748484452,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.856841748484452,"endHours":19.856841748484452,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.856841748484452,"endHours":20.856841748484452,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.856841748484452,"endHours":21.856841748484452,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.856841748484452,"endHours":22.856841748484452,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.856841748484452,"endHours":23.856841748484452,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.856841748484452,"endHours":24.856841748484452,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.856841748484452,"endHours":25.856841748484452,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.856841748484452,"endHours":26.856841748484452,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.856841748484452,"endHours":27.856841748484452,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.856841748484452,"endHours":28.856841748484452,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.856841748484452,"endHours":29.856841748484452,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.856841748484452,"endHours":30.856841748484452,"planetary_lord":"Mars"}],"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","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.776790679894601,"eotMinutes":-3.7535815541179196,"ayanamsa":22.5486}},"calendars":{"vikram_samvat":1963,"vikram_samvatsara":"Siddhārthī","saka_samvat":1828,"saka_samvatsara":"Parābhava","bengali_samvat":1313,"malayalam_era":1082,"nanakshahi_year":437,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Dvādaśī · Vikram 1963 Siddhārthī · Śaka 1828 Parābhava"},"festivals":[],"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":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"perth"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 17, 1906 CE · Perth, Australia · Vidhyamitra","description":"August 17, 1906 CE for Perth, Australia: Kṛṣṇa Dvādaśī, sūryodaya 06:51, sūryāsta 17:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1906-08-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1906-08-17","sa":"https://sa.vidhyamitra.com/city/perth/1906-08-17","hi":"https://hi.vidhyamitra.com/city/perth/1906-08-17","x-default":"https://vidhyamitra.com/city/perth/1906-08-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T00:37:04.058Z","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":"2026-06-01T00:37:04.058Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T00:37:04.058Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}