{"id":"vidhyamitra:city-day:perth:1829-08-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1829-08-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1829-08-01","date_display":"August 1, 1829 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":1829,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2389300.770833,"kali_year":4931,"ahargana":1800835.2708,"sun":{"sidereal_longitude":106.844,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":123.5284,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":16.6844,"elapsed_within_tithi_degrees":4.6844},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":123.5284,"elapsed_within_degrees":3.5284},"yoga":{"number":18,"name":"Varīyān","sum_longitude":230.3724},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1829,"month":8,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2389300.770833,"ahargana":1800835.2708,"kali_year":4931,"ayanamsa_lahiri":21.4724,"grahas":{"sun":{"sidereal_longitude":106.98339799999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":121.47989799999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false,"latitude":-2.8638},"mars":{"sidereal_longitude":115.21249799999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":90.96699799999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":226.71359800000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":129.00469799999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":107.90519800000004,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":163.0811,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":343.0811,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":1829,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2389300.770833,"kali_year":4931,"ahargana":1800835.2708,"sun":{"sidereal_longitude":106.844,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":123.5284,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":16.6844,"elapsed_within_tithi_degrees":4.6844},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":123.5284,"elapsed_within_degrees":3.5284},"yoga":{"number":18,"name":"Varīyān","sum_longitude":230.3724},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.864,"elongation":16.684},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.864,"opposition_distance":163.316}},"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":"07:06","sunsetLocal":"17:40","solarNoonLocal":"12:23","dayLengthHours":10.567749754580973,"dayLengthDisplay":"10 Hours 34 Mins 04 Secs","nightLengthDisplay":"13 Hours 25 Mins 56 Secs","moonriseLocal":"07:53","moonsetLocal":"18:48","rahuKala":{"name":"Rāhu Kāla","start":"09:44","end":"11:03","startHours":9.734323725799928,"endHours":11.05529244512255,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:42","end":"15:01","startHours":13.697229883767793,"endHours":15.018198603090415,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:06","end":"08:25","startHours":7.092386287154686,"endHours":8.413355006477307,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:33","end":"09:55","startHours":9.55819456322358,"endHours":9.910452888376279,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:32","end":"07:49","startHours":7.53270919359556,"endHours":7.814515853717719,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:44","startHours":12.024002839292473,"endHours":12.72851948959787,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:41","end":"06:23","startHours":5.683352986543889,"endHours":6.387869636849288,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:13","end":"07:06","startHours":6.211740474272938,"endHours":7.092386287154686,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:51","startHours":14.13755279020867,"endHours":14.842069440514068,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:28","end":"17:52","startHours":17.46013604173566,"endHours":17.860136041735657,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:40","end":"18:06","startHours":17.660136041735658,"endHours":18.10045894817653,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:25","end":"19:10","startHours":17.410136041735658,"endHours":19.160136041735658,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:44","startHours":24.02400283929247,"endHours":24.728519489597872,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:06","end":"08:25","startHours":7.092386287154686,"endHours":8.413355006477307,"quality":"inauspicious"},{"name":"Śubha","start":"08:25","end":"09:44","startHours":8.413355006477307,"endHours":9.734323725799928,"quality":"auspicious"},{"name":"Roga","start":"09:44","end":"11:03","startHours":9.734323725799928,"endHours":11.05529244512255,"quality":"inauspicious"},{"name":"Udveg","start":"11:03","end":"12:23","startHours":11.05529244512255,"endHours":12.376261164445172,"quality":"inauspicious"},{"name":"Chala","start":"12:23","end":"13:42","startHours":12.376261164445172,"endHours":13.697229883767793,"quality":"neutral"},{"name":"Labha","start":"13:42","end":"15:01","startHours":13.697229883767793,"endHours":15.018198603090415,"quality":"auspicious"},{"name":"Amṛta","start":"15:01","end":"16:20","startHours":15.018198603090415,"endHours":16.339167322413036,"quality":"auspicious"},{"name":"Kāla","start":"16:20","end":"17:40","startHours":16.339167322413036,"endHours":17.660136041735658,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:40","end":"19:20","startHours":17.660136041735658,"endHours":19.339167322413036,"quality":"auspicious"},{"name":"Amṛta","start":"19:20","end":"21:01","startHours":19.339167322413036,"endHours":21.018198603090415,"quality":"auspicious"},{"name":"Kāla","start":"21:01","end":"22:42","startHours":21.018198603090415,"endHours":22.697229883767793,"quality":"inauspicious"},{"name":"Śubha","start":"22:42","end":"00:23","startHours":22.697229883767793,"endHours":24.37626116444517,"quality":"auspicious"},{"name":"Roga","start":"00:23","end":"02:03","startHours":24.37626116444517,"endHours":26.05529244512255,"quality":"inauspicious"},{"name":"Udveg","start":"02:03","end":"03:44","startHours":26.05529244512255,"endHours":27.73432372579993,"quality":"inauspicious"},{"name":"Chala","start":"03:44","end":"05:25","startHours":27.73432372579993,"endHours":29.413355006477307,"quality":"neutral"},{"name":"Labha","start":"05:25","end":"07:06","startHours":29.413355006477307,"endHours":31.092386287154685,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:06","end":"08:06","startHours":7.092386287154686,"endHours":8.092386287154685,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:06","end":"09:06","startHours":8.092386287154685,"endHours":9.092386287154685,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:06","end":"10:06","startHours":9.092386287154685,"endHours":10.092386287154685,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:06","end":"11:06","startHours":10.092386287154685,"endHours":11.092386287154685,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:06","end":"12:06","startHours":11.092386287154685,"endHours":12.092386287154685,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:06","end":"13:06","startHours":12.092386287154685,"endHours":13.092386287154685,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:06","end":"14:06","startHours":13.092386287154685,"endHours":14.092386287154685,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:06","end":"15:06","startHours":14.092386287154685,"endHours":15.092386287154685,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:06","end":"16:06","startHours":15.092386287154685,"endHours":16.092386287154685,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:06","end":"17:06","startHours":16.092386287154685,"endHours":17.092386287154685,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:06","end":"18:06","startHours":17.092386287154685,"endHours":18.092386287154685,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:06","end":"19:06","startHours":18.092386287154685,"endHours":19.092386287154685,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:06","end":"20:06","startHours":19.092386287154685,"endHours":20.092386287154685,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:06","end":"21:06","startHours":20.092386287154685,"endHours":21.092386287154685,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:06","end":"22:06","startHours":21.092386287154685,"endHours":22.092386287154685,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:06","end":"23:06","startHours":22.092386287154685,"endHours":23.092386287154685,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:06","end":"00:06","startHours":23.092386287154685,"endHours":24.092386287154685,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:06","end":"01:06","startHours":24.092386287154685,"endHours":25.092386287154685,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:06","end":"02:06","startHours":25.092386287154685,"endHours":26.092386287154685,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:06","end":"03:06","startHours":26.092386287154685,"endHours":27.092386287154685,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:06","end":"04:06","startHours":27.092386287154685,"endHours":28.092386287154685,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:06","end":"05:06","startHours":28.092386287154685,"endHours":29.092386287154685,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:06","end":"06:06","startHours":29.092386287154685,"endHours":30.092386287154685,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:06","end":"07:06","startHours":30.092386287154685,"endHours":31.092386287154685,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.147214033941598,"eotMinutes":-6.017669866710306,"ayanamsa":21.4724}},"calendars":{"vikram_samvat":1886,"vikram_samvatsara":"Śubhakṛt","saka_samvat":1751,"saka_samvatsara":"Virodhi","bengali_samvat":1236,"malayalam_era":1005,"nanakshahi_year":360,"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":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Dvitīyā · Vikram 1886 Śubhakṛt · Śaka 1751 Virodhi"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 1, 1829 CE · Perth, Australia · Vidhyamitra","description":"August 1, 1829 CE for Perth, Australia: Śukla Dvitīyā, sūryodaya 07:06, sūryāsta 17:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1829-08-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1829-08-01","sa":"https://sa.vidhyamitra.com/city/perth/1829-08-01","hi":"https://hi.vidhyamitra.com/city/perth/1829-08-01","x-default":"https://vidhyamitra.com/city/perth/1829-08-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T13:32:31.591Z","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":"2026-06-04T13:32:31.591Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T13:32:31.591Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}