{"id":"vidhyamitra:city-day:perth:1933-08-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1933-08-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1933-08-18","date_display":"August 18, 1933 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":1933,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2427302.770833,"kali_year":5035,"ahargana":1838837.2708,"sun":{"sidereal_longitude":121.242,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":83.5519,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":322.3099,"elapsed_within_tithi_degrees":10.3099},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":83.5519,"elapsed_within_degrees":3.5519},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.7939},"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":1933,"month":8,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2427302.770833,"ahargana":1838837.2708,"kali_year":5035,"ayanamsa_lahiri":22.9258,"grahas":{"sun":{"sidereal_longitude":121.71144200000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":85.27744200000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false,"latitude":3.2354},"mars":{"sidereal_longitude":182.77854200000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":104.03844200000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":152.83374200000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":153.81564200000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":289.71224200000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":309.5523,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":129.5523,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":1933,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2427302.770833,"kali_year":5035,"ahargana":1838837.2708,"sun":{"sidereal_longitude":121.242,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":83.5519,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":322.3099,"elapsed_within_tithi_degrees":10.3099},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":83.5519,"elapsed_within_degrees":3.5519},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.7939},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.235,"elongation":37.69},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.235,"opposition_distance":142.31}},"eclipse_window_40days":[{"offset_days":3,"type":"solar","occurs":true,"moon_latitude":0.631,"elongation":2.788},{"offset_days":17,"type":"lunar","occurs":true,"moon_latitude":0.671,"opposition_distance":0.347}]},"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":"06:50","sunsetLocal":"17:50","solarNoonLocal":"12:20","dayLengthHours":11.004700394146054,"dayLengthDisplay":"11 Hours 00 Mins 17 Secs","nightLengthDisplay":"12 Hours 59 Mins 43 Secs","moonriseLocal":"04:50","moonsetLocal":"14:58","rahuKala":{"name":"Rāhu Kāla","start":"10:58","end":"12:20","startHours":10.959180079413581,"endHours":12.334767628681838,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:05","end":"16:28","startHours":15.085942727218352,"endHours":16.46153027648661,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:12","end":"09:35","startHours":8.20800498087707,"endHours":9.583592530145326,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:24","end":"09:46","startHours":9.400180856909557,"endHours":9.767004203381093,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:17","end":"07:35","startHours":7.290946614698231,"endHours":7.584405291875459,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:42","startHours":11.967944282210304,"endHours":12.701590975153373,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:22","end":"06:06","startHours":5.365124045722672,"endHours":6.098770738665742,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:55","end":"06:50","startHours":5.915359065429975,"endHours":6.832417431608812,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:54","startHours":14.168884361039515,"endHours":14.902531053982585,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:38","end":"18:02","startHours":17.637117825754867,"endHours":18.037117825754866,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:50","end":"18:18","startHours":17.837117825754866,"endHours":18.295647008844284,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:35","end":"19:20","startHours":17.587117825754866,"endHours":19.337117825754866,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:42","startHours":23.967944282210304,"endHours":24.701590975153373,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:50","end":"08:12","startHours":6.832417431608812,"endHours":8.20800498087707,"quality":"neutral"},{"name":"Labha","start":"08:12","end":"09:35","startHours":8.20800498087707,"endHours":9.583592530145326,"quality":"auspicious"},{"name":"Amṛta","start":"09:35","end":"10:58","startHours":9.583592530145326,"endHours":10.959180079413581,"quality":"auspicious"},{"name":"Kāla","start":"10:58","end":"12:20","startHours":10.959180079413581,"endHours":12.334767628681838,"quality":"inauspicious"},{"name":"Śubha","start":"12:20","end":"13:43","startHours":12.334767628681838,"endHours":13.710355177950095,"quality":"auspicious"},{"name":"Roga","start":"13:43","end":"15:05","startHours":13.710355177950095,"endHours":15.085942727218352,"quality":"inauspicious"},{"name":"Udveg","start":"15:05","end":"16:28","startHours":15.085942727218352,"endHours":16.46153027648661,"quality":"inauspicious"},{"name":"Chala","start":"16:28","end":"17:50","startHours":16.46153027648661,"endHours":17.837117825754866,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:50","end":"19:28","startHours":17.837117825754866,"endHours":19.46153027648661,"quality":"inauspicious"},{"name":"Udveg","start":"19:28","end":"21:05","startHours":19.46153027648661,"endHours":21.085942727218352,"quality":"inauspicious"},{"name":"Chala","start":"21:05","end":"22:43","startHours":21.085942727218352,"endHours":22.710355177950095,"quality":"neutral"},{"name":"Labha","start":"22:43","end":"00:20","startHours":22.710355177950095,"endHours":24.33476762868184,"quality":"auspicious"},{"name":"Amṛta","start":"00:20","end":"01:58","startHours":24.33476762868184,"endHours":25.959180079413585,"quality":"auspicious"},{"name":"Kāla","start":"01:58","end":"03:35","startHours":25.959180079413585,"endHours":27.583592530145324,"quality":"inauspicious"},{"name":"Śubha","start":"03:35","end":"05:12","startHours":27.583592530145324,"endHours":29.20800498087707,"quality":"auspicious"},{"name":"Roga","start":"05:12","end":"06:50","startHours":29.20800498087707,"endHours":30.83241743160881,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:50","end":"07:50","startHours":6.832417431608812,"endHours":7.832417431608812,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:50","end":"08:50","startHours":7.832417431608812,"endHours":8.832417431608812,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:50","end":"09:50","startHours":8.832417431608812,"endHours":9.832417431608812,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:50","end":"10:50","startHours":9.832417431608812,"endHours":10.832417431608812,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:50","end":"11:50","startHours":10.832417431608812,"endHours":11.832417431608812,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:50","end":"12:50","startHours":11.832417431608812,"endHours":12.832417431608812,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:50","end":"13:50","startHours":12.832417431608812,"endHours":13.832417431608812,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:50","end":"14:50","startHours":13.832417431608812,"endHours":14.832417431608812,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:50","end":"15:50","startHours":14.832417431608812,"endHours":15.832417431608812,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:50","end":"16:50","startHours":15.832417431608812,"endHours":16.83241743160881,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:50","end":"17:50","startHours":16.83241743160881,"endHours":17.83241743160881,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:50","end":"18:50","startHours":17.83241743160881,"endHours":18.83241743160881,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:50","end":"19:50","startHours":18.83241743160881,"endHours":19.83241743160881,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:50","end":"20:50","startHours":19.83241743160881,"endHours":20.83241743160881,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:50","end":"21:50","startHours":20.83241743160881,"endHours":21.83241743160881,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:50","end":"22:50","startHours":21.83241743160881,"endHours":22.83241743160881,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:50","end":"23:50","startHours":22.83241743160881,"endHours":23.83241743160881,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:50","end":"00:50","startHours":23.83241743160881,"endHours":24.83241743160881,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:50","end":"01:50","startHours":24.83241743160881,"endHours":25.83241743160881,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:50","end":"02:50","startHours":25.83241743160881,"endHours":26.83241743160881,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:50","end":"03:50","startHours":26.83241743160881,"endHours":27.83241743160881,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:50","end":"04:50","startHours":27.83241743160881,"endHours":28.83241743160881,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:50","end":"05:50","startHours":28.83241743160881,"endHours":29.83241743160881,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:50","end":"06:50","startHours":29.83241743160881,"endHours":30.83241743160881,"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":13.308149018446638,"eotMinutes":-3.5280577209103767,"ayanamsa":22.9258}},"calendars":{"vikram_samvat":1990,"vikram_samvatsara":"Vyaya","saka_samvat":1855,"saka_samvatsara":"Śrīmukha","bengali_samvat":1340,"malayalam_era":1109,"nanakshahi_year":464,"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 1990 Vyaya · Śaka 1855 Śrīmukha"},"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 18, 1933 CE · Perth, Australia · Vidhyamitra","description":"August 18, 1933 CE for Perth, Australia: Kṛṣṇa Dvādaśī, sūryodaya 06:50, sūryāsta 17:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1933-08-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1933-08-18","sa":"https://sa.vidhyamitra.com/city/perth/1933-08-18","hi":"https://hi.vidhyamitra.com/city/perth/1933-08-18","x-default":"https://vidhyamitra.com/city/perth/1933-08-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T16:39:02.047Z","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":"2026-05-31T16:39:02.047Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T16:39:02.047Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}