{"id":"vidhyamitra:city-day:perth:1933-10-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1933-10-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1933-10-01","date_display":"October 1, 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":10,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2427346.770833,"kali_year":5035,"ahargana":1838881.2708,"sun":{"sidereal_longitude":163.8955,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":311.8743,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":147.9788,"elapsed_within_tithi_degrees":3.9788},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":311.8743,"elapsed_within_degrees":5.2076},"yoga":{"number":9,"name":"Śūla","sum_longitude":115.7698},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":10,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2427346.770833,"ahargana":1838881.2708,"kali_year":5035,"ayanamsa_lahiri":22.9275,"grahas":{"sun":{"sidereal_longitude":164.480861,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"moon":{"sidereal_longitude":311.49466099999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false,"latitude":0.3647},"mars":{"sidereal_longitude":212.070061,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":179.35246099999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":162.14236099999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"venus":{"sidereal_longitude":206.19866100000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":287.44296099999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":307.221,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":127.221,"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":10,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2427346.770833,"kali_year":5035,"ahargana":1838881.2708,"sun":{"sidereal_longitude":163.8955,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":311.8743,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":147.9788,"elapsed_within_tithi_degrees":3.9788},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":311.8743,"elapsed_within_degrees":5.2076},"yoga":{"number":9,"name":"Śūla","sum_longitude":115.7698},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.365,"elongation":147.979},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.365,"opposition_distance":32.021}},"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":"05:54","sunsetLocal":"18:17","solarNoonLocal":"12:05","dayLengthHours":12.37587852247936,"dayLengthDisplay":"12 Hours 22 Mins 33 Secs","nightLengthDisplay":"11 Hours 37 Mins 27 Secs","moonriseLocal":"15:26","moonsetLocal":"04:21","rahuKala":{"name":"Rāhu Kāla","start":"16:44","end":"18:17","startHours":16.730791709486688,"endHours":18.277776524796607,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:05","end":"13:38","startHours":12.089837263556927,"endHours":13.636822078866848,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:11","end":"16:44","startHours":15.183806894176767,"endHours":16.730791709486688,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:47","end":"09:12","startHours":8.789602990895766,"endHours":9.20213227497841,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:25","end":"06:45","startHours":6.4175596074205545,"endHours":6.747583034686671,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:30","startHours":11.677307979474282,"endHours":12.502366547639571,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:15","end":"05:05","startHours":4.2517808659866665,"endHours":5.076839434151957,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:52","end":"05:54","startHours":4.870574792110634,"endHours":5.901898002317248,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:59","startHours":14.152483683970155,"endHours":14.977542252135446,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:05","end":"18:29","startHours":18.077776524796608,"endHours":18.477776524796607,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:17","end":"18:48","startHours":18.277776524796607,"endHours":18.793438129899915,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:02","end":"19:47","startHours":18.027776524796607,"endHours":19.777776524796607,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:30","startHours":23.677307979474282,"endHours":24.50236654763957,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:54","end":"07:27","startHours":5.901898002317248,"endHours":7.448882817627168,"quality":"inauspicious"},{"name":"Chala","start":"07:27","end":"09:00","startHours":7.448882817627168,"endHours":8.995867632937088,"quality":"neutral"},{"name":"Labha","start":"09:00","end":"10:33","startHours":8.995867632937088,"endHours":10.542852448247007,"quality":"auspicious"},{"name":"Amṛta","start":"10:33","end":"12:05","startHours":10.542852448247007,"endHours":12.089837263556927,"quality":"auspicious"},{"name":"Kāla","start":"12:05","end":"13:38","startHours":12.089837263556927,"endHours":13.636822078866848,"quality":"inauspicious"},{"name":"Śubha","start":"13:38","end":"15:11","startHours":13.636822078866848,"endHours":15.183806894176767,"quality":"auspicious"},{"name":"Roga","start":"15:11","end":"16:44","startHours":15.183806894176767,"endHours":16.730791709486688,"quality":"inauspicious"},{"name":"Udveg","start":"16:44","end":"18:17","startHours":16.730791709486688,"endHours":18.277776524796607,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:17","end":"19:44","startHours":18.277776524796607,"endHours":19.730791709486688,"quality":"auspicious"},{"name":"Roga","start":"19:44","end":"21:11","startHours":19.730791709486688,"endHours":21.18380689417677,"quality":"inauspicious"},{"name":"Udveg","start":"21:11","end":"22:38","startHours":21.18380689417677,"endHours":22.63682207886685,"quality":"inauspicious"},{"name":"Chala","start":"22:38","end":"00:05","startHours":22.63682207886685,"endHours":24.089837263556927,"quality":"neutral"},{"name":"Labha","start":"00:05","end":"01:33","startHours":24.089837263556927,"endHours":25.542852448247007,"quality":"auspicious"},{"name":"Amṛta","start":"01:33","end":"03:00","startHours":25.542852448247007,"endHours":26.995867632937088,"quality":"auspicious"},{"name":"Kāla","start":"03:00","end":"04:27","startHours":26.995867632937088,"endHours":28.448882817627165,"quality":"inauspicious"},{"name":"Śubha","start":"04:27","end":"05:54","startHours":28.448882817627165,"endHours":29.901898002317246,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:54","end":"06:54","startHours":5.901898002317248,"endHours":6.901898002317248,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:54","end":"07:54","startHours":6.901898002317248,"endHours":7.901898002317248,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:54","end":"08:54","startHours":7.901898002317248,"endHours":8.901898002317248,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:54","end":"09:54","startHours":8.901898002317248,"endHours":9.901898002317248,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:54","end":"10:54","startHours":9.901898002317248,"endHours":10.901898002317248,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:54","end":"11:54","startHours":10.901898002317248,"endHours":11.901898002317248,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:54","end":"12:54","startHours":11.901898002317248,"endHours":12.901898002317248,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:54","end":"13:54","startHours":12.901898002317248,"endHours":13.901898002317248,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:54","end":"14:54","startHours":13.901898002317248,"endHours":14.901898002317248,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:54","end":"15:54","startHours":14.901898002317248,"endHours":15.901898002317248,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:54","end":"16:54","startHours":15.901898002317248,"endHours":16.901898002317246,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:54","end":"17:54","startHours":16.901898002317246,"endHours":17.901898002317246,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:54","end":"18:54","startHours":17.901898002317246,"endHours":18.901898002317246,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:54","end":"19:54","startHours":18.901898002317246,"endHours":19.901898002317246,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:54","end":"20:54","startHours":19.901898002317246,"endHours":20.901898002317246,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:54","end":"21:54","startHours":20.901898002317246,"endHours":21.901898002317246,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:54","end":"22:54","startHours":21.901898002317246,"endHours":22.901898002317246,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:54","end":"23:54","startHours":22.901898002317246,"endHours":23.901898002317246,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:54","end":"00:54","startHours":23.901898002317246,"endHours":24.901898002317246,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:54","end":"01:54","startHours":24.901898002317246,"endHours":25.901898002317246,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:54","end":"02:54","startHours":25.901898002317246,"endHours":26.901898002317246,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:54","end":"03:54","startHours":26.901898002317246,"endHours":27.901898002317246,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:54","end":"04:54","startHours":27.901898002317246,"endHours":28.901898002317246,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:54","end":"05:54","startHours":28.901898002317246,"endHours":29.901898002317246,"planetary_lord":"Jupiter"}],"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","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-2.9396316893202554,"eotMinutes":11.167764186584405,"ayanamsa":22.9275}},"calendars":{"vikram_samvat":1990,"vikram_samvatsara":"Vyaya","saka_samvat":1855,"saka_samvatsara":"Śrīmukha","bengali_samvat":1340,"malayalam_era":1109,"nanakshahi_year":464,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Trayodaśī · Vikram 1990 Vyaya · Śaka 1855 Śrīmukha"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 October 1, 1933 CE · Perth, Australia · Vidhyamitra","description":"October 1, 1933 CE for Perth, Australia: Śukla Trayodaśī, sūryodaya 05:54, sūryāsta 18:17.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1933-10-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1933-10-01","sa":"https://sa.vidhyamitra.com/city/perth/1933-10-01","hi":"https://hi.vidhyamitra.com/city/perth/1933-10-01","x-default":"https://vidhyamitra.com/city/perth/1933-10-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T23:13:45.877Z","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":"2026-05-22T23:13:45.877Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T23:13:45.877Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}