{"id":"vidhyamitra:city-day:perth:1911-01-29:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1911-01-29","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1911-01-29","date_display":"January 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":1,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2419065.770833,"kali_year":5012,"ahargana":1830600.2708,"sun":{"sidereal_longitude":285.6217,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":268.9186,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.2969,"elapsed_within_tithi_degrees":7.2969},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":268.9186,"elapsed_within_degrees":2.2519},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.5403},"karana":{"half_tithi_index":57,"name":"Śakuni"},"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":1911,"month":1,"day":29,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2419065.770833,"ahargana":1830600.2708,"kali_year":5012,"ayanamsa_lahiri":22.6108,"grahas":{"sun":{"sidereal_longitude":285.415256,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":269.623156,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false,"latitude":-4.0062},"mars":{"sidereal_longitude":246.555656,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":261.845956,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":201.84615599999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":301.825956,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":8.768856000000028,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":25.9882,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":205.9882,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"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":1,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2419065.770833,"kali_year":5012,"ahargana":1830600.2708,"sun":{"sidereal_longitude":285.6217,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":268.9186,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.2969,"elapsed_within_tithi_degrees":7.2969},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":268.9186,"elapsed_within_degrees":2.2519},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.5403},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.006,"elongation":16.703},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.006,"opposition_distance":163.297}},"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":"05:38","sunsetLocal":"19:21","solarNoonLocal":"12:30","dayLengthHours":13.724316289464964,"dayLengthDisplay":"13 Hours 43 Mins 28 Secs","nightLengthDisplay":"10 Hours 16 Mins 32 Secs","moonriseLocal":"04:26","moonsetLocal":"18:27","rahuKala":{"name":"Rāhu Kāla","start":"17:39","end":"19:21","startHours":17.64212064142793,"endHours":19.357660177611052,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:30","end":"14:13","startHours":12.49550203287857,"endHours":14.21104156906169,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:56","end":"17:39","startHours":15.92658110524481,"endHours":17.64212064142793,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:50","end":"09:18","startHours":8.835684355687913,"endHours":9.293161565336746,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:12","end":"06:34","startHours":6.205190400207129,"endHours":6.5711721679261945,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:57","startHours":12.038024823229737,"endHours":12.952979242527402,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:48","end":"04:43","startHours":3.8034350495507594,"endHours":4.718389468848424,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:29","end":"05:38","startHours":4.489650864024008,"endHours":5.633343888146088,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:42","startHours":14.782888081122731,"endHours":15.697842500420396,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:09","end":"19:33","startHours":19.157660177611053,"endHours":19.55766017761105,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:21","end":"19:56","startHours":19.357660177611052,"endHours":19.929506689672092,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:06","end":"20:51","startHours":19.107660177611052,"endHours":20.857660177611052,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:57","startHours":24.038024823229737,"endHours":24.9529792425274,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:38","end":"07:21","startHours":5.633343888146088,"endHours":7.348883424329209,"quality":"inauspicious"},{"name":"Chala","start":"07:21","end":"09:04","startHours":7.348883424329209,"endHours":9.06442296051233,"quality":"neutral"},{"name":"Labha","start":"09:04","end":"10:47","startHours":9.06442296051233,"endHours":10.77996249669545,"quality":"auspicious"},{"name":"Amṛta","start":"10:47","end":"12:30","startHours":10.77996249669545,"endHours":12.49550203287857,"quality":"auspicious"},{"name":"Kāla","start":"12:30","end":"14:13","startHours":12.49550203287857,"endHours":14.21104156906169,"quality":"inauspicious"},{"name":"Śubha","start":"14:13","end":"15:56","startHours":14.21104156906169,"endHours":15.92658110524481,"quality":"auspicious"},{"name":"Roga","start":"15:56","end":"17:39","startHours":15.92658110524481,"endHours":17.64212064142793,"quality":"inauspicious"},{"name":"Udveg","start":"17:39","end":"19:21","startHours":17.64212064142793,"endHours":19.357660177611052,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:21","end":"20:39","startHours":19.357660177611052,"endHours":20.642120641427933,"quality":"auspicious"},{"name":"Roga","start":"20:39","end":"21:56","startHours":20.642120641427933,"endHours":21.92658110524481,"quality":"inauspicious"},{"name":"Udveg","start":"21:56","end":"23:13","startHours":21.92658110524481,"endHours":23.211041569061692,"quality":"inauspicious"},{"name":"Chala","start":"23:13","end":"00:30","startHours":23.211041569061692,"endHours":24.49550203287857,"quality":"neutral"},{"name":"Labha","start":"00:30","end":"01:47","startHours":24.49550203287857,"endHours":25.77996249669545,"quality":"auspicious"},{"name":"Amṛta","start":"01:47","end":"03:04","startHours":25.77996249669545,"endHours":27.06442296051233,"quality":"auspicious"},{"name":"Kāla","start":"03:04","end":"04:21","startHours":27.06442296051233,"endHours":28.34888342432921,"quality":"inauspicious"},{"name":"Śubha","start":"04:21","end":"05:38","startHours":28.34888342432921,"endHours":29.633343888146086,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:38","end":"06:38","startHours":5.633343888146088,"endHours":6.633343888146088,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:38","end":"07:38","startHours":6.633343888146088,"endHours":7.633343888146088,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:38","end":"08:38","startHours":7.633343888146088,"endHours":8.633343888146088,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:38","end":"09:38","startHours":8.633343888146088,"endHours":9.633343888146088,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:38","end":"10:38","startHours":9.633343888146088,"endHours":10.633343888146088,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:38","end":"11:38","startHours":10.633343888146088,"endHours":11.633343888146088,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:38","end":"12:38","startHours":11.633343888146088,"endHours":12.633343888146088,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:38","end":"13:38","startHours":12.633343888146088,"endHours":13.633343888146088,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:38","end":"14:38","startHours":13.633343888146088,"endHours":14.633343888146088,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:38","end":"15:38","startHours":14.633343888146088,"endHours":15.633343888146088,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:38","end":"16:38","startHours":15.633343888146088,"endHours":16.633343888146086,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:38","end":"17:38","startHours":16.633343888146086,"endHours":17.633343888146086,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:38","end":"18:38","startHours":17.633343888146086,"endHours":18.633343888146086,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:38","end":"19:38","startHours":18.633343888146086,"endHours":19.633343888146086,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:38","end":"20:38","startHours":19.633343888146086,"endHours":20.633343888146086,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:38","end":"21:38","startHours":20.633343888146086,"endHours":21.633343888146086,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:38","end":"22:38","startHours":21.633343888146086,"endHours":22.633343888146086,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:38","end":"23:38","startHours":22.633343888146086,"endHours":23.633343888146086,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:38","end":"00:38","startHours":23.633343888146086,"endHours":24.633343888146086,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:38","end":"01:38","startHours":24.633343888146086,"endHours":25.633343888146086,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:38","end":"02:38","startHours":25.633343888146086,"endHours":26.633343888146086,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:38","end":"03:38","startHours":26.633343888146086,"endHours":27.633343888146086,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:38","end":"04:38","startHours":27.633343888146086,"endHours":28.633343888146086,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:38","end":"05:38","startHours":28.633343888146086,"endHours":29.633343888146086,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-18.25858284734493,"eotMinutes":-13.172121972714217,"ayanamsa":22.6108}},"calendars":{"vikram_samvat":1968,"vikram_samvatsara":"Raktākṣī","saka_samvat":1833,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1318,"malayalam_era":1087,"nanakshahi_year":442,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Caturdaśī · Vikram 1968 Raktākṣī · Śaka 1833 Virodhakṛt"},"festivals":[{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"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 January 29, 1911 CE · Perth, Australia · Vidhyamitra","description":"January 29, 1911 CE for Perth, Australia: Kṛṣṇa Caturdaśī, sūryodaya 05:38, sūryāsta 19:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1911-01-29","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1911-01-29","sa":"https://sa.vidhyamitra.com/city/perth/1911-01-29","hi":"https://hi.vidhyamitra.com/city/perth/1911-01-29","x-default":"https://vidhyamitra.com/city/perth/1911-01-29"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T08:02:51.290Z","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":"2026-06-02T08:02:51.290Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T08:02:51.290Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}