{"id":"vidhyamitra:city-day:perth:1909-08-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1909-08-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1909-08-30","date_display":"August 30, 1909 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":1909,"month":8,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418548.770833,"kali_year":5011,"ahargana":1830083.2708,"sun":{"sidereal_longitude":132.9658,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":296.5422,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":163.5764,"elapsed_within_tithi_degrees":7.5764},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1,"moon_longitude":296.5422,"elapsed_within_degrees":3.2089},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":69.508},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"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":1909,"month":8,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2418548.770833,"ahargana":1830083.2708,"kali_year":5011,"ayanamsa_lahiri":22.591,"grahas":{"sun":{"sidereal_longitude":133.42910900000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":297.0152089999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false,"latitude":-4.0144},"mars":{"sidereal_longitude":345.118309,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":155.72120900000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":149.42460900000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":167.12970900000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":1.2884090000000015,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":53.3813,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":233.3813,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":1909,"month":8,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418548.770833,"kali_year":5011,"ahargana":1830083.2708,"sun":{"sidereal_longitude":132.9658,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":296.5422,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":163.5764,"elapsed_within_tithi_degrees":7.5764},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1,"moon_longitude":296.5422,"elapsed_within_degrees":3.2089},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":69.508},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.014,"elongation":163.576},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.014,"opposition_distance":16.424}},"eclipse_window_40days":[]},"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":"06:36","sunsetLocal":"17:57","solarNoonLocal":"12:17","dayLengthHours":11.351441177794193,"dayLengthDisplay":"11 Hours 21 Mins 05 Secs","nightLengthDisplay":"12 Hours 38 Mins 55 Secs","moonriseLocal":"16:30","moonsetLocal":"05:52","rahuKala":{"name":"Rāhu Kāla","start":"08:01","end":"09:26","startHours":8.022162747306707,"endHours":9.441092894530982,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:52","end":"12:17","startHours":10.860023041755255,"endHours":12.278953188979528,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:42","end":"15:07","startHours":13.697883336203803,"endHours":15.116813483428079,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:15","end":"09:38","startHours":9.251902208234412,"endHours":9.630283580827552,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:05","end":"07:23","startHours":7.076209315823857,"endHours":7.378914413898369,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:39","startHours":11.900571816386389,"endHours":12.657334561572668,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:05","end":"05:51","startHours":5.089707109709874,"endHours":5.846469854896153,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:39","end":"06:36","startHours":5.657279168599583,"endHours":6.603232600082433,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:56","startHours":14.170860051945228,"endHours":14.927622797131507,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:45","end":"18:09","startHours":17.754673777876626,"endHours":18.154673777876624,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:57","end":"18:26","startHours":17.954673777876625,"endHours":18.42765049361805,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:42","end":"19:27","startHours":17.704673777876625,"endHours":19.454673777876625,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:39","startHours":23.90057181638639,"endHours":24.657334561572668,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:36","end":"08:01","startHours":6.603232600082433,"endHours":8.022162747306707,"quality":"auspicious"},{"name":"Kāla","start":"08:01","end":"09:26","startHours":8.022162747306707,"endHours":9.441092894530982,"quality":"inauspicious"},{"name":"Śubha","start":"09:26","end":"10:52","startHours":9.441092894530982,"endHours":10.860023041755255,"quality":"auspicious"},{"name":"Roga","start":"10:52","end":"12:17","startHours":10.860023041755255,"endHours":12.278953188979528,"quality":"inauspicious"},{"name":"Udveg","start":"12:17","end":"13:42","startHours":12.278953188979528,"endHours":13.697883336203803,"quality":"inauspicious"},{"name":"Chala","start":"13:42","end":"15:07","startHours":13.697883336203803,"endHours":15.116813483428079,"quality":"neutral"},{"name":"Labha","start":"15:07","end":"16:32","startHours":15.116813483428079,"endHours":16.53574363065235,"quality":"auspicious"},{"name":"Amṛta","start":"16:32","end":"17:57","startHours":16.53574363065235,"endHours":17.954673777876625,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:57","end":"19:32","startHours":17.954673777876625,"endHours":19.53574363065235,"quality":"neutral"},{"name":"Labha","start":"19:32","end":"21:07","startHours":19.53574363065235,"endHours":21.116813483428075,"quality":"auspicious"},{"name":"Amṛta","start":"21:07","end":"22:42","startHours":21.116813483428075,"endHours":22.6978833362038,"quality":"auspicious"},{"name":"Kāla","start":"22:42","end":"00:17","startHours":22.6978833362038,"endHours":24.27895318897953,"quality":"inauspicious"},{"name":"Śubha","start":"00:17","end":"01:52","startHours":24.27895318897953,"endHours":25.860023041755255,"quality":"auspicious"},{"name":"Roga","start":"01:52","end":"03:26","startHours":25.860023041755255,"endHours":27.441092894530982,"quality":"inauspicious"},{"name":"Udveg","start":"03:26","end":"05:01","startHours":27.441092894530982,"endHours":29.022162747306705,"quality":"inauspicious"},{"name":"Chala","start":"05:01","end":"06:36","startHours":29.022162747306705,"endHours":30.603232600082432,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:36","end":"07:36","startHours":6.603232600082433,"endHours":7.603232600082433,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:36","end":"08:36","startHours":7.603232600082433,"endHours":8.603232600082432,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:36","end":"09:36","startHours":8.603232600082432,"endHours":9.603232600082432,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:36","end":"10:36","startHours":9.603232600082432,"endHours":10.603232600082432,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:36","end":"11:36","startHours":10.603232600082432,"endHours":11.603232600082432,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:36","end":"12:36","startHours":11.603232600082432,"endHours":12.603232600082432,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:36","end":"13:36","startHours":12.603232600082432,"endHours":13.603232600082432,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:36","end":"14:36","startHours":13.603232600082432,"endHours":14.603232600082432,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:36","end":"15:36","startHours":14.603232600082432,"endHours":15.603232600082432,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:36","end":"16:36","startHours":15.603232600082432,"endHours":16.603232600082432,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:36","end":"17:36","startHours":16.603232600082432,"endHours":17.603232600082432,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:36","end":"18:36","startHours":17.603232600082432,"endHours":18.603232600082432,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:36","end":"19:36","startHours":18.603232600082432,"endHours":19.603232600082432,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:36","end":"20:36","startHours":19.603232600082432,"endHours":20.603232600082432,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:36","end":"21:36","startHours":20.603232600082432,"endHours":21.603232600082432,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:36","end":"22:36","startHours":21.603232600082432,"endHours":22.603232600082432,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:36","end":"23:36","startHours":22.603232600082432,"endHours":23.603232600082432,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:36","end":"00:36","startHours":23.603232600082432,"endHours":24.603232600082432,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:36","end":"01:36","startHours":24.603232600082432,"endHours":25.603232600082432,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:36","end":"02:36","startHours":25.603232600082432,"endHours":26.603232600082432,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:36","end":"03:36","startHours":26.603232600082432,"endHours":27.603232600082432,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:36","end":"04:36","startHours":27.603232600082432,"endHours":28.603232600082432,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:36","end":"05:36","startHours":28.603232600082432,"endHours":29.603232600082432,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:36","end":"06:36","startHours":29.603232600082432,"endHours":30.603232600082432,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":9.302381113665925,"eotMinutes":-0.17919133877174764,"ayanamsa":22.591}},"calendars":{"vikram_samvat":1966,"vikram_samvatsara":"Dundubhi","saka_samvat":1831,"saka_samvatsara":"Saumya","bengali_samvat":1316,"malayalam_era":1085,"nanakshahi_year":440,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","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":"Śrāvaṇa Śukla Caturdaśī · Vikram 1966 Dundubhi · Śaka 1831 Saumya"},"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":[]},"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 30, 1909 CE · Perth, Australia · Vidhyamitra","description":"August 30, 1909 CE for Perth, Australia: Śukla Caturdaśī, sūryodaya 06:36, sūryāsta 17:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1909-08-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1909-08-30","sa":"https://sa.vidhyamitra.com/city/perth/1909-08-30","hi":"https://hi.vidhyamitra.com/city/perth/1909-08-30","x-default":"https://vidhyamitra.com/city/perth/1909-08-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T11:15:24.103Z","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":"2026-05-31T11:15:24.103Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T11:15:24.103Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}