{"id":"vidhyamitra:city-day:perth:1908-08-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1908-08-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1908-08-30","date_display":"August 30, 1908 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":1908,"month":8,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418183.770833,"kali_year":5010,"ahargana":1829718.2708,"sun":{"sidereal_longitude":133.2151,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":170.0565,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":36.8414,"elapsed_within_tithi_degrees":0.8414},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":170.0565,"elapsed_within_degrees":10.0565},"yoga":{"number":23,"name":"Śubha","sum_longitude":303.2716},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"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":1908,"month":8,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2418183.770833,"ahargana":1829718.2708,"kali_year":5010,"ayanamsa_lahiri":22.5771,"grahas":{"sun":{"sidereal_longitude":133.676755,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":167.62715500000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false,"latitude":4.4631},"mars":{"sidereal_longitude":132.42505500000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":143.72335499999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":125.71545500000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":89.985255,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":347.644355,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":72.7208,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":252.7208,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":1908,"month":8,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418183.770833,"kali_year":5010,"ahargana":1829718.2708,"sun":{"sidereal_longitude":133.2151,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":170.0565,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":36.8414,"elapsed_within_tithi_degrees":0.8414},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":170.0565,"elapsed_within_degrees":10.0565},"yoga":{"number":23,"name":"Śubha","sum_longitude":303.2716},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.463,"elongation":36.841},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.463,"opposition_distance":143.159}},"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":"17:58","solarNoonLocal":"12:17","dayLengthHours":11.358788545420994,"dayLengthDisplay":"11 Hours 21 Mins 32 Secs","nightLengthDisplay":"12 Hours 38 Mins 28 Secs","moonriseLocal":"08:20","moonsetLocal":"20:45","rahuKala":{"name":"Rāhu Kāla","start":"16:32","end":"17:58","startHours":16.5384988935124,"endHours":17.958347461690025,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:17","end":"13:42","startHours":12.278953188979528,"endHours":13.698801757157153,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:07","end":"16:32","startHours":15.118650325334777,"endHours":16.5384988935124,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:15","end":"09:38","startHours":9.249942910200595,"endHours":9.628569195047962,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:04","end":"07:23","startHours":7.072841772328238,"endHours":7.375742800206131,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:39","startHours":11.900326904132163,"endHours":12.657579473826894,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:05","end":"05:51","startHours":5.0850537768795645,"endHours":5.842306346574297,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:39","end":"06:36","startHours":5.652993204150614,"endHours":6.5995589162690305,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:56","startHours":14.17208461321636,"endHours":14.929337182911093,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:46","end":"18:10","startHours":17.758347461690025,"endHours":18.158347461690024,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:58","end":"18:26","startHours":17.958347461690025,"endHours":18.43163031774923,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:43","end":"19:28","startHours":17.708347461690025,"endHours":19.458347461690025,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:39","startHours":23.90032690413216,"endHours":24.657579473826896,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:36","end":"08:01","startHours":6.5995589162690305,"endHours":8.019407484446655,"quality":"inauspicious"},{"name":"Chala","start":"08:01","end":"09:26","startHours":8.019407484446655,"endHours":9.439256052624279,"quality":"neutral"},{"name":"Labha","start":"09:26","end":"10:52","startHours":9.439256052624279,"endHours":10.859104620801904,"quality":"auspicious"},{"name":"Amṛta","start":"10:52","end":"12:17","startHours":10.859104620801904,"endHours":12.278953188979528,"quality":"auspicious"},{"name":"Kāla","start":"12:17","end":"13:42","startHours":12.278953188979528,"endHours":13.698801757157153,"quality":"inauspicious"},{"name":"Śubha","start":"13:42","end":"15:07","startHours":13.698801757157153,"endHours":15.118650325334777,"quality":"auspicious"},{"name":"Roga","start":"15:07","end":"16:32","startHours":15.118650325334777,"endHours":16.5384988935124,"quality":"inauspicious"},{"name":"Udveg","start":"16:32","end":"17:58","startHours":16.5384988935124,"endHours":17.958347461690025,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:58","end":"19:32","startHours":17.958347461690025,"endHours":19.5384988935124,"quality":"auspicious"},{"name":"Roga","start":"19:32","end":"21:07","startHours":19.5384988935124,"endHours":21.118650325334777,"quality":"inauspicious"},{"name":"Udveg","start":"21:07","end":"22:42","startHours":21.118650325334777,"endHours":22.698801757157153,"quality":"inauspicious"},{"name":"Chala","start":"22:42","end":"00:17","startHours":22.698801757157153,"endHours":24.27895318897953,"quality":"neutral"},{"name":"Labha","start":"00:17","end":"01:52","startHours":24.27895318897953,"endHours":25.859104620801904,"quality":"auspicious"},{"name":"Amṛta","start":"01:52","end":"03:26","startHours":25.859104620801904,"endHours":27.43925605262428,"quality":"auspicious"},{"name":"Kāla","start":"03:26","end":"05:01","startHours":27.43925605262428,"endHours":29.019407484446653,"quality":"inauspicious"},{"name":"Śubha","start":"05:01","end":"06:36","startHours":29.019407484446653,"endHours":30.599558916269032,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:36","end":"07:36","startHours":6.5995589162690305,"endHours":7.5995589162690305,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:36","end":"08:36","startHours":7.5995589162690305,"endHours":8.59955891626903,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:36","end":"09:36","startHours":8.59955891626903,"endHours":9.59955891626903,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:36","end":"10:36","startHours":9.59955891626903,"endHours":10.59955891626903,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:36","end":"11:36","startHours":10.59955891626903,"endHours":11.59955891626903,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:36","end":"12:36","startHours":11.59955891626903,"endHours":12.59955891626903,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:36","end":"13:36","startHours":12.59955891626903,"endHours":13.59955891626903,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:36","end":"14:36","startHours":13.59955891626903,"endHours":14.59955891626903,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:36","end":"15:36","startHours":14.59955891626903,"endHours":15.59955891626903,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:36","end":"16:36","startHours":15.59955891626903,"endHours":16.599558916269032,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:36","end":"17:36","startHours":16.599558916269032,"endHours":17.599558916269032,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:36","end":"18:36","startHours":17.599558916269032,"endHours":18.599558916269032,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:36","end":"19:36","startHours":18.599558916269032,"endHours":19.599558916269032,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:36","end":"20:36","startHours":19.599558916269032,"endHours":20.599558916269032,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:36","end":"21:36","startHours":20.599558916269032,"endHours":21.599558916269032,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:36","end":"22:36","startHours":21.599558916269032,"endHours":22.599558916269032,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:36","end":"23:36","startHours":22.599558916269032,"endHours":23.599558916269032,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:36","end":"00:36","startHours":23.599558916269032,"endHours":24.599558916269032,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:36","end":"01:36","startHours":24.599558916269032,"endHours":25.599558916269032,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:36","end":"02:36","startHours":25.599558916269032,"endHours":26.599558916269032,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:36","end":"03:36","startHours":26.599558916269032,"endHours":27.599558916269032,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:36","end":"04:36","startHours":27.599558916269032,"endHours":28.599558916269032,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:36","end":"05:36","startHours":28.599558916269032,"endHours":29.599558916269032,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:36","end":"06:36","startHours":29.599558916269032,"endHours":30.599558916269032,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":9.216237741436617,"eotMinutes":-0.17919133877174764,"ayanamsa":22.5771}},"calendars":{"vikram_samvat":1965,"vikram_samvatsara":"Durmati","saka_samvat":1830,"saka_samvatsara":"Kīlaka","bengali_samvat":1315,"malayalam_era":1084,"nanakshahi_year":439,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Caturthī · Vikram 1965 Durmati · Śaka 1830 Kīlaka"},"festivals":[{"id":"ganesha-chaturthi","name":"Gaṇeśa Caturthī","name_sanskrit":"गणेश चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Gaṇeśa's birth day; 11-day festival in Maharashtra.","vrata":false,"detection":{"tithi_number":4,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":1},{"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},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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 August 30, 1908 CE · Perth, Australia · Vidhyamitra","description":"August 30, 1908 CE for Perth, Australia: Śukla Caturthī, sūryodaya 06:36, sūryāsta 17:58.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1908-08-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1908-08-30","sa":"https://sa.vidhyamitra.com/city/perth/1908-08-30","hi":"https://hi.vidhyamitra.com/city/perth/1908-08-30","x-default":"https://vidhyamitra.com/city/perth/1908-08-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-26T13:25:44.395Z","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":"2026-05-26T13:25:44.395Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-26T13:25:44.395Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}