{"id":"vidhyamitra:city-day:perth:1911-07-29:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1911-07-29","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1911-07-29","date_display":"July 29, 1911 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":1911,"month":7,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2419246.770833,"kali_year":5013,"ahargana":1830781.2708,"sun":{"sidereal_longitude":101.8833,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":144.3512,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":42.4679,"elapsed_within_tithi_degrees":6.4679},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":144.3512,"elapsed_within_degrees":11.0178},"yoga":{"number":19,"name":"Parigha","sum_longitude":246.2345},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"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":1911,"month":7,"day":29,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2419246.770833,"ahargana":1830781.2708,"kali_year":5013,"ayanamsa_lahiri":22.6177,"grahas":{"sun":{"sidereal_longitude":102.19033999999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"moon":{"sidereal_longitude":145.16553999999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false,"latitude":3.5469},"mars":{"sidereal_longitude":17.31103999999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":126.35334,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":194.49764000000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":146.73054000000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":27.47224,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":16.3979,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":196.3979,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":1911,"month":7,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2419246.770833,"kali_year":5013,"ahargana":1830781.2708,"sun":{"sidereal_longitude":101.8833,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":144.3512,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":42.4679,"elapsed_within_tithi_degrees":6.4679},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":144.3512,"elapsed_within_degrees":11.0178},"yoga":{"number":19,"name":"Parigha","sum_longitude":246.2345},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.547,"elongation":42.468},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.547,"opposition_distance":137.532}},"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":"07:08","sunsetLocal":"17:37","solarNoonLocal":"12:23","dayLengthHours":10.482354062047058,"dayLengthDisplay":"10 Hours 28 Mins 56 Secs","nightLengthDisplay":"13 Hours 31 Mins 04 Secs","moonriseLocal":"09:24","moonsetLocal":"21:05","rahuKala":{"name":"Rāhu Kāla","start":"09:45","end":"11:04","startHours":9.75783909124734,"endHours":11.068133349003222,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:41","end":"15:00","startHours":13.688721864514985,"endHours":14.999016122270868,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:08","end":"08:27","startHours":7.137250575735575,"endHours":8.447544833491456,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:35","end":"09:56","startHours":9.583133190213221,"endHours":9.932544992281457,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:34","end":"07:51","startHours":7.574015328320868,"endHours":7.853544769975457,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:44","startHours":12.029015804690868,"endHours":12.72783940882734,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:44","end":"06:26","startHours":5.739603367462633,"endHours":6.438426971599104,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:16","end":"07:08","startHours":6.263721070564986,"endHours":7.137250575735575,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:49","startHours":14.125486617100279,"endHours":14.824310221236749,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:25","end":"17:49","startHours":17.419604637782633,"endHours":17.819604637782632,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:37","end":"18:03","startHours":17.619604637782633,"endHours":18.056369390367927,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:22","end":"19:07","startHours":17.369604637782633,"endHours":19.119604637782633,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:44","startHours":24.029015804690868,"endHours":24.72783940882734,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:08","end":"08:27","startHours":7.137250575735575,"endHours":8.447544833491456,"quality":"inauspicious"},{"name":"Śubha","start":"08:27","end":"09:45","startHours":8.447544833491456,"endHours":9.75783909124734,"quality":"auspicious"},{"name":"Roga","start":"09:45","end":"11:04","startHours":9.75783909124734,"endHours":11.068133349003222,"quality":"inauspicious"},{"name":"Udveg","start":"11:04","end":"12:23","startHours":11.068133349003222,"endHours":12.378427606759104,"quality":"inauspicious"},{"name":"Chala","start":"12:23","end":"13:41","startHours":12.378427606759104,"endHours":13.688721864514985,"quality":"neutral"},{"name":"Labha","start":"13:41","end":"15:00","startHours":13.688721864514985,"endHours":14.999016122270868,"quality":"auspicious"},{"name":"Amṛta","start":"15:00","end":"16:19","startHours":14.999016122270868,"endHours":16.30931038002675,"quality":"auspicious"},{"name":"Kāla","start":"16:19","end":"17:37","startHours":16.30931038002675,"endHours":17.619604637782633,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:37","end":"19:19","startHours":17.619604637782633,"endHours":19.30931038002675,"quality":"auspicious"},{"name":"Amṛta","start":"19:19","end":"21:00","startHours":19.30931038002675,"endHours":20.999016122270866,"quality":"auspicious"},{"name":"Kāla","start":"21:00","end":"22:41","startHours":20.999016122270866,"endHours":22.688721864514985,"quality":"inauspicious"},{"name":"Śubha","start":"22:41","end":"00:23","startHours":22.688721864514985,"endHours":24.378427606759104,"quality":"auspicious"},{"name":"Roga","start":"00:23","end":"02:04","startHours":24.378427606759104,"endHours":26.068133349003222,"quality":"inauspicious"},{"name":"Udveg","start":"02:04","end":"03:45","startHours":26.068133349003222,"endHours":27.75783909124734,"quality":"inauspicious"},{"name":"Chala","start":"03:45","end":"05:27","startHours":27.75783909124734,"endHours":29.447544833491456,"quality":"neutral"},{"name":"Labha","start":"05:27","end":"07:08","startHours":29.447544833491456,"endHours":31.137250575735575,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:08","end":"08:08","startHours":7.137250575735575,"endHours":8.137250575735575,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:08","end":"09:08","startHours":8.137250575735575,"endHours":9.137250575735575,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:08","end":"10:08","startHours":9.137250575735575,"endHours":10.137250575735575,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:08","end":"11:08","startHours":10.137250575735575,"endHours":11.137250575735575,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:08","end":"12:08","startHours":11.137250575735575,"endHours":12.137250575735575,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:08","end":"13:08","startHours":12.137250575735575,"endHours":13.137250575735575,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:08","end":"14:08","startHours":13.137250575735575,"endHours":14.137250575735575,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:08","end":"15:08","startHours":14.137250575735575,"endHours":15.137250575735575,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:08","end":"16:08","startHours":15.137250575735575,"endHours":16.137250575735575,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:08","end":"17:08","startHours":16.137250575735575,"endHours":17.137250575735575,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:08","end":"18:08","startHours":17.137250575735575,"endHours":18.137250575735575,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:08","end":"19:08","startHours":18.137250575735575,"endHours":19.137250575735575,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:08","end":"20:08","startHours":19.137250575735575,"endHours":20.137250575735575,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:08","end":"21:08","startHours":20.137250575735575,"endHours":21.137250575735575,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:08","end":"22:08","startHours":21.137250575735575,"endHours":22.137250575735575,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:08","end":"23:08","startHours":22.137250575735575,"endHours":23.137250575735575,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:08","end":"00:08","startHours":23.137250575735575,"endHours":24.137250575735575,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:08","end":"01:08","startHours":24.137250575735575,"endHours":25.137250575735575,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:08","end":"02:08","startHours":25.137250575735575,"endHours":26.137250575735575,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:08","end":"03:08","startHours":26.137250575735575,"endHours":27.137250575735575,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:08","end":"04:08","startHours":27.137250575735575,"endHours":28.137250575735575,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:08","end":"05:08","startHours":28.137250575735575,"endHours":29.137250575735575,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:08","end":"06:08","startHours":29.137250575735575,"endHours":30.137250575735575,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:08","end":"07:08","startHours":30.137250575735575,"endHours":31.137250575735575,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.0604679668353,"eotMinutes":-6.147656405546237,"ayanamsa":22.6177}},"calendars":{"vikram_samvat":1968,"vikram_samvatsara":"Raktākṣī","saka_samvat":1833,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1318,"malayalam_era":1087,"nanakshahi_year":442,"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 Caturthī · Vikram 1968 Raktākṣī · Śaka 1833 Virodhakṛt"},"festivals":[{"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":"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 July 29, 1911 CE · Perth, Australia · Vidhyamitra","description":"July 29, 1911 CE for Perth, Australia: Śukla Caturthī, sūryodaya 07:08, sūryāsta 17:37.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1911-07-29","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1911-07-29","sa":"https://sa.vidhyamitra.com/city/perth/1911-07-29","hi":"https://hi.vidhyamitra.com/city/perth/1911-07-29","x-default":"https://vidhyamitra.com/city/perth/1911-07-29"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T19:45:06.785Z","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":"2026-06-01T19:45:06.785Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T19:45:06.785Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}