{"id":"vidhyamitra:city-day:perth:1964-03-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1964-03-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1964-03-23","date_display":"March 23, 1964 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":1964,"month":3,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438477.770833,"kali_year":5065,"ahargana":1850012.2708,"sun":{"sidereal_longitude":339.3541,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":96.8713,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":117.5172,"elapsed_within_tithi_degrees":9.5172},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":96.8713,"elapsed_within_degrees":3.538},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":76.2254},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1964,"month":3,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438477.770833,"ahargana":1850012.2708,"kali_year":5065,"ayanamsa_lahiri":23.3532,"grahas":{"sun":{"sidereal_longitude":339.094175,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":97.05787500000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false,"latitude":1.4952},"mars":{"sidereal_longitude":332.109375,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":349.144075,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":2.621674999999982,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":24.45297499999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":307.20007499999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":77.447,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":257.447,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1964,"month":3,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438477.770833,"kali_year":5065,"ahargana":1850012.2708,"sun":{"sidereal_longitude":339.3541,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":96.8713,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":117.5172,"elapsed_within_tithi_degrees":9.5172},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":96.8713,"elapsed_within_degrees":3.538},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":76.2254},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.495,"elongation":117.517},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.495,"opposition_distance":62.483}},"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":"06:22","sunsetLocal":"18:25","solarNoonLocal":"12:24","dayLengthHours":12.049980440205871,"dayLengthDisplay":"12 Hours 03 Mins 00 Secs","nightLengthDisplay":"11 Hours 57 Mins 00 Secs","moonriseLocal":"15:05","moonsetLocal":"01:26","rahuKala":{"name":"Rāhu Kāla","start":"07:53","end":"09:23","startHours":7.877473386202161,"endHours":9.383720941227896,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:53","end":"12:24","startHours":10.88996849625363,"endHours":12.396216051279364,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:54","end":"15:25","startHours":13.902463606305098,"endHours":15.408711161330832,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:35","startHours":9.18288793389113,"endHours":9.58455394856466,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:52","end":"07:12","startHours":6.8733083495183385,"endHours":7.194641161257161,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:48","startHours":11.994550036605835,"endHours":12.797882065952892,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:46","end":"05:34","startHours":4.7645617724823115,"endHours":5.567893801829369,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:22","end":"06:22","startHours":5.3670607944926045,"endHours":6.371225831176427,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:12","startHours":14.404546124647009,"endHours":15.207878153994066,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:13","end":"18:37","startHours":18.2212062713823,"endHours":18.6212062713823,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:25","end":"18:55","startHours":18.4212062713823,"endHours":18.92328878972421,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:10","end":"19:55","startHours":18.1712062713823,"endHours":19.9212062713823,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:48","startHours":23.994550036605833,"endHours":24.797882065952894,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:22","end":"07:53","startHours":6.371225831176427,"endHours":7.877473386202161,"quality":"auspicious"},{"name":"Kāla","start":"07:53","end":"09:23","startHours":7.877473386202161,"endHours":9.383720941227896,"quality":"inauspicious"},{"name":"Śubha","start":"09:23","end":"10:53","startHours":9.383720941227896,"endHours":10.88996849625363,"quality":"auspicious"},{"name":"Roga","start":"10:53","end":"12:24","startHours":10.88996849625363,"endHours":12.396216051279364,"quality":"inauspicious"},{"name":"Udveg","start":"12:24","end":"13:54","startHours":12.396216051279364,"endHours":13.902463606305098,"quality":"inauspicious"},{"name":"Chala","start":"13:54","end":"15:25","startHours":13.902463606305098,"endHours":15.408711161330832,"quality":"neutral"},{"name":"Labha","start":"15:25","end":"16:55","startHours":15.408711161330832,"endHours":16.914958716356566,"quality":"auspicious"},{"name":"Amṛta","start":"16:55","end":"18:25","startHours":16.914958716356566,"endHours":18.4212062713823,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:25","end":"19:55","startHours":18.4212062713823,"endHours":19.914958716356566,"quality":"neutral"},{"name":"Labha","start":"19:55","end":"21:25","startHours":19.914958716356566,"endHours":21.40871116133083,"quality":"auspicious"},{"name":"Amṛta","start":"21:25","end":"22:54","startHours":21.40871116133083,"endHours":22.902463606305098,"quality":"auspicious"},{"name":"Kāla","start":"22:54","end":"00:24","startHours":22.902463606305098,"endHours":24.396216051279364,"quality":"inauspicious"},{"name":"Śubha","start":"00:24","end":"01:53","startHours":24.396216051279364,"endHours":25.88996849625363,"quality":"auspicious"},{"name":"Roga","start":"01:53","end":"03:23","startHours":25.88996849625363,"endHours":27.383720941227896,"quality":"inauspicious"},{"name":"Udveg","start":"03:23","end":"04:53","startHours":27.383720941227896,"endHours":28.877473386202162,"quality":"inauspicious"},{"name":"Chala","start":"04:53","end":"06:22","startHours":28.877473386202162,"endHours":30.371225831176428,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:22","end":"07:22","startHours":6.371225831176427,"endHours":7.371225831176427,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:22","end":"08:22","startHours":7.371225831176427,"endHours":8.371225831176428,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:22","end":"09:22","startHours":8.371225831176428,"endHours":9.371225831176428,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:22","end":"10:22","startHours":9.371225831176428,"endHours":10.371225831176428,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:22","end":"11:22","startHours":10.371225831176428,"endHours":11.371225831176428,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:22","end":"12:22","startHours":11.371225831176428,"endHours":12.371225831176428,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:22","end":"13:22","startHours":12.371225831176428,"endHours":13.371225831176428,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:22","end":"14:22","startHours":13.371225831176428,"endHours":14.371225831176428,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:22","end":"15:22","startHours":14.371225831176428,"endHours":15.371225831176428,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:22","end":"16:22","startHours":15.371225831176428,"endHours":16.371225831176428,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:22","end":"17:22","startHours":16.371225831176428,"endHours":17.371225831176428,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:22","end":"18:22","startHours":17.371225831176428,"endHours":18.371225831176428,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:22","end":"19:22","startHours":18.371225831176428,"endHours":19.371225831176428,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:22","end":"20:22","startHours":19.371225831176428,"endHours":20.371225831176428,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:22","end":"21:22","startHours":20.371225831176428,"endHours":21.371225831176428,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:22","end":"22:22","startHours":21.371225831176428,"endHours":22.371225831176428,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:22","end":"23:22","startHours":22.371225831176428,"endHours":23.371225831176428,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:22","end":"00:22","startHours":23.371225831176428,"endHours":24.371225831176428,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:22","end":"01:22","startHours":24.371225831176428,"endHours":25.371225831176428,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:22","end":"02:22","startHours":25.371225831176428,"endHours":26.371225831176428,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:22","end":"03:22","startHours":26.371225831176428,"endHours":27.371225831176428,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:22","end":"04:22","startHours":27.371225831176428,"endHours":28.371225831176428,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:22","end":"05:22","startHours":28.371225831176428,"endHours":29.371225831176428,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:22","end":"06:22","startHours":29.371225831176428,"endHours":30.371225831176428,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":0.9731512945849001,"eotMinutes":-7.214963076761897,"ayanamsa":23.3532}},"calendars":{"vikram_samvat":2021,"vikram_samvatsara":"Piṅgala","saka_samvat":1886,"saka_samvatsara":"Krodhi","bengali_samvat":1371,"malayalam_era":1140,"nanakshahi_year":495,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra (Adhika) Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra (Adhika) Śukla Daśamī · Vikram 2021 Piṅgala · Śaka 1886 Krodhi"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 March 23, 1964 CE · Perth, Australia · Vidhyamitra","description":"March 23, 1964 CE for Perth, Australia: Śukla Daśamī, sūryodaya 06:22, sūryāsta 18:25.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1964-03-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1964-03-23","sa":"https://sa.vidhyamitra.com/city/perth/1964-03-23","hi":"https://hi.vidhyamitra.com/city/perth/1964-03-23","x-default":"https://vidhyamitra.com/city/perth/1964-03-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T18:13:13.403Z","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":"2026-06-02T18:13:13.403Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T18:13:13.403Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}