{"id":"vidhyamitra:city-day:perth:1950-01-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1950-01-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1950-01-11","date_display":"January 11, 1950 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":1950,"month":1,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433292.770833,"kali_year":5051,"ahargana":1844827.2708,"sun":{"sidereal_longitude":267.0698,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":172.3275,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":265.2577,"elapsed_within_tithi_degrees":1.2577},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":172.3275,"elapsed_within_degrees":12.3275},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":79.3973},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1950,"month":1,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2433292.770833,"ahargana":1844827.2708,"kali_year":5051,"ayanamsa_lahiri":23.1549,"grahas":{"sun":{"sidereal_longitude":267.09528,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":171.90598,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false,"latitude":-0.0121},"mars":{"sidereal_longitude":163.10897999999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":281.1807799999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":286.73818000000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"venus":{"sidereal_longitude":296.26158,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":146.46607999999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":352.1733,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":172.1733,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":1950,"month":1,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433292.770833,"kali_year":5051,"ahargana":1844827.2708,"sun":{"sidereal_longitude":267.0698,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":172.3275,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":265.2577,"elapsed_within_tithi_degrees":1.2577},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":172.3275,"elapsed_within_degrees":12.3275},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":79.3973},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.012,"elongation":94.742},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.012,"opposition_distance":85.258}},"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":"05:22","sunsetLocal":"19:27","solarNoonLocal":"12:24","dayLengthHours":14.083067382899054,"dayLengthDisplay":"14 Hours 04 Mins 59 Secs","nightLengthDisplay":"9 Hours 55 Mins 01 Secs","moonriseLocal":"23:46","moonsetLocal":"12:21","rahuKala":{"name":"Rāhu Kāla","start":"12:24","end":"14:10","startHours":12.407408370582775,"endHours":14.167791793445156,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:08","end":"08:53","startHours":7.126258101995629,"endHours":8.88664152485801,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:39","end":"12:24","startHours":10.647024947720393,"endHours":12.407408370582775,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:07","startHours":8.651923735143026,"endHours":9.121359314572995,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:57","end":"06:20","startHours":5.9526691534207075,"endHours":6.328217616964682,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:53","startHours":11.937972791152808,"endHours":12.876843950012743,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:29","end":"04:26","startHours":3.4881323614133732,"endHours":4.42700352027331,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:12","end":"05:22","startHours":4.192285730558326,"endHours":5.365874679133247,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:45","end":"15:42","startHours":14.754586267732618,"endHours":15.693457426592555,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:15","end":"19:39","startHours":19.248942062032302,"endHours":19.6489420620323,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:27","end":"20:02","startHours":19.4489420620323,"endHours":20.035736536319764,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:12","end":"20:57","startHours":19.1989420620323,"endHours":20.9489420620323,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:53","startHours":23.937972791152806,"endHours":24.876843950012745,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:22","end":"07:08","startHours":5.365874679133247,"endHours":7.126258101995629,"quality":"auspicious"},{"name":"Amṛta","start":"07:08","end":"08:53","startHours":7.126258101995629,"endHours":8.88664152485801,"quality":"auspicious"},{"name":"Kāla","start":"08:53","end":"10:39","startHours":8.88664152485801,"endHours":10.647024947720393,"quality":"inauspicious"},{"name":"Śubha","start":"10:39","end":"12:24","startHours":10.647024947720393,"endHours":12.407408370582775,"quality":"auspicious"},{"name":"Roga","start":"12:24","end":"14:10","startHours":12.407408370582775,"endHours":14.167791793445156,"quality":"inauspicious"},{"name":"Udveg","start":"14:10","end":"15:56","startHours":14.167791793445156,"endHours":15.928175216307539,"quality":"inauspicious"},{"name":"Chala","start":"15:56","end":"17:41","startHours":15.928175216307539,"endHours":17.68855863916992,"quality":"neutral"},{"name":"Labha","start":"17:41","end":"19:27","startHours":17.68855863916992,"endHours":19.4489420620323,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:27","end":"20:41","startHours":19.4489420620323,"endHours":20.68855863916992,"quality":"inauspicious"},{"name":"Chala","start":"20:41","end":"21:56","startHours":20.68855863916992,"endHours":21.928175216307537,"quality":"neutral"},{"name":"Labha","start":"21:56","end":"23:10","startHours":21.928175216307537,"endHours":23.167791793445154,"quality":"auspicious"},{"name":"Amṛta","start":"23:10","end":"00:24","startHours":23.167791793445154,"endHours":24.407408370582775,"quality":"auspicious"},{"name":"Kāla","start":"00:24","end":"01:39","startHours":24.407408370582775,"endHours":25.647024947720393,"quality":"inauspicious"},{"name":"Śubha","start":"01:39","end":"02:53","startHours":25.647024947720393,"endHours":26.88664152485801,"quality":"auspicious"},{"name":"Roga","start":"02:53","end":"04:08","startHours":26.88664152485801,"endHours":28.12625810199563,"quality":"inauspicious"},{"name":"Udveg","start":"04:08","end":"05:22","startHours":28.12625810199563,"endHours":29.36587467913325,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:22","end":"06:22","startHours":5.365874679133247,"endHours":6.365874679133247,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:22","end":"07:22","startHours":6.365874679133247,"endHours":7.365874679133247,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:22","end":"08:22","startHours":7.365874679133247,"endHours":8.365874679133247,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:22","end":"09:22","startHours":8.365874679133247,"endHours":9.365874679133247,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:22","end":"10:22","startHours":9.365874679133247,"endHours":10.365874679133247,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:22","end":"11:22","startHours":10.365874679133247,"endHours":11.365874679133247,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:22","end":"12:22","startHours":11.365874679133247,"endHours":12.365874679133247,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:22","end":"13:22","startHours":12.365874679133247,"endHours":13.365874679133247,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:22","end":"14:22","startHours":13.365874679133247,"endHours":14.365874679133247,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:22","end":"15:22","startHours":14.365874679133247,"endHours":15.365874679133247,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:22","end":"16:22","startHours":15.365874679133247,"endHours":16.36587467913325,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:22","end":"17:22","startHours":16.36587467913325,"endHours":17.36587467913325,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:22","end":"18:22","startHours":17.36587467913325,"endHours":18.36587467913325,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:22","end":"19:22","startHours":18.36587467913325,"endHours":19.36587467913325,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:22","end":"20:22","startHours":19.36587467913325,"endHours":20.36587467913325,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:22","end":"21:22","startHours":20.36587467913325,"endHours":21.36587467913325,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:22","end":"22:22","startHours":21.36587467913325,"endHours":22.36587467913325,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:22","end":"23:22","startHours":22.36587467913325,"endHours":23.36587467913325,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:22","end":"00:22","startHours":23.36587467913325,"endHours":24.36587467913325,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:22","end":"01:22","startHours":24.36587467913325,"endHours":25.36587467913325,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:22","end":"02:22","startHours":25.36587467913325,"endHours":26.36587467913325,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:22","end":"03:22","startHours":26.36587467913325,"endHours":27.36587467913325,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:22","end":"04:22","startHours":27.36587467913325,"endHours":28.36587467913325,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:22","end":"05:22","startHours":28.36587467913325,"endHours":29.36587467913325,"planetary_lord":"Sun"}],"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":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"South-West","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.909938350624458,"eotMinutes":-7.886502234966622,"ayanamsa":23.1549}},"calendars":{"vikram_samvat":2007,"vikram_samvatsara":"Śobhana","saka_samvat":1872,"saka_samvatsara":"Vikṛti","bengali_samvat":1357,"malayalam_era":1126,"nanakshahi_year":481,"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":"Dhanus (Mārgaḻi)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Aṣṭamī · Vikram 2007 Śobhana · Śaka 1872 Vikṛti"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","relevance":0.5}]},"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 11, 1950 CE · Perth, Australia · Vidhyamitra","description":"January 11, 1950 CE for Perth, Australia: Kṛṣṇa Aṣṭamī, sūryodaya 05:22, sūryāsta 19:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1950-01-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1950-01-11","sa":"https://sa.vidhyamitra.com/city/perth/1950-01-11","hi":"https://hi.vidhyamitra.com/city/perth/1950-01-11","x-default":"https://vidhyamitra.com/city/perth/1950-01-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T15:35:53.449Z","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":"2026-06-01T15:35:53.449Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T15:35:53.449Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}