{"id":"vidhyamitra:city-day:perth:2022-08-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2022-08-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2022-08-20","date_display":"August 20, 2022 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":2022,"month":8,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459811.770833,"kali_year":5124,"ahargana":1871346.2708,"sun":{"sidereal_longitude":122.1713,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":39.8833,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":277.712,"elapsed_within_tithi_degrees":1.712},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":39.8833,"elapsed_within_degrees":13.2167},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":162.0547},"karana":{"half_tithi_index":46,"name":"Taitila"},"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":2022,"month":8,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2459811.770833,"ahargana":1871346.2708,"kali_year":5124,"ayanamsa_lahiri":24.1692,"grahas":{"sun":{"sidereal_longitude":122.86145899999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":42.20625899999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false,"latitude":0.9971},"mars":{"sidereal_longitude":35.27785899999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":148.69295899999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":343.728459,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":105.66895899999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":297.392059,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":27.069,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":207.069,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":2022,"month":8,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459811.770833,"kali_year":5124,"ahargana":1871346.2708,"sun":{"sidereal_longitude":122.1713,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":39.8833,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":277.712,"elapsed_within_tithi_degrees":1.712},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":39.8833,"elapsed_within_degrees":13.2167},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":162.0547},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.997,"elongation":82.288},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.997,"opposition_distance":97.712}},"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":"06:47","sunsetLocal":"17:52","solarNoonLocal":"12:20","dayLengthHours":11.07554356964368,"dayLengthDisplay":"11 Hours 04 Mins 32 Secs","nightLengthDisplay":"12 Hours 55 Mins 28 Secs","moonriseLocal":"01:50","moonsetLocal":"12:04","rahuKala":{"name":"Rāhu Kāla","start":"09:33","end":"10:57","startHours":9.557914289431249,"endHours":10.94235723563671,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:43","end":"15:06","startHours":13.711243128047629,"endHours":15.09568607425309,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:47","end":"08:10","startHours":6.78902839702033,"endHours":8.17347134322579,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:22","end":"09:45","startHours":9.373321896603855,"endHours":9.742506682258643,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:15","end":"07:33","startHours":7.250509379088816,"endHours":7.545857207612648,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:42","startHours":11.95761539618738,"endHours":12.69598496749696,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:19","end":"06:03","startHours":5.312289254401172,"endHours":6.050658825710751,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:52","end":"06:47","startHours":5.866066432883356,"endHours":6.78902839702033,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:55","startHours":14.172724110116116,"endHours":14.911093681425694,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:40","end":"18:04","startHours":17.66457196666401,"endHours":18.06457196666401,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:52","end":"18:20","startHours":17.86457196666401,"endHours":18.326052948732496,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:37","end":"19:22","startHours":17.61457196666401,"endHours":19.36457196666401,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:42","startHours":23.957615396187382,"endHours":24.69598496749696,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:47","end":"08:10","startHours":6.78902839702033,"endHours":8.17347134322579,"quality":"inauspicious"},{"name":"Śubha","start":"08:10","end":"09:33","startHours":8.17347134322579,"endHours":9.557914289431249,"quality":"auspicious"},{"name":"Roga","start":"09:33","end":"10:57","startHours":9.557914289431249,"endHours":10.94235723563671,"quality":"inauspicious"},{"name":"Udveg","start":"10:57","end":"12:20","startHours":10.94235723563671,"endHours":12.32680018184217,"quality":"inauspicious"},{"name":"Chala","start":"12:20","end":"13:43","startHours":12.32680018184217,"endHours":13.711243128047629,"quality":"neutral"},{"name":"Labha","start":"13:43","end":"15:06","startHours":13.711243128047629,"endHours":15.09568607425309,"quality":"auspicious"},{"name":"Amṛta","start":"15:06","end":"16:29","startHours":15.09568607425309,"endHours":16.48012902045855,"quality":"auspicious"},{"name":"Kāla","start":"16:29","end":"17:52","startHours":16.48012902045855,"endHours":17.86457196666401,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:52","end":"19:29","startHours":17.86457196666401,"endHours":19.48012902045855,"quality":"auspicious"},{"name":"Amṛta","start":"19:29","end":"21:06","startHours":19.48012902045855,"endHours":21.095686074253088,"quality":"auspicious"},{"name":"Kāla","start":"21:06","end":"22:43","startHours":21.095686074253088,"endHours":22.711243128047627,"quality":"inauspicious"},{"name":"Śubha","start":"22:43","end":"00:20","startHours":22.711243128047627,"endHours":24.32680018184217,"quality":"auspicious"},{"name":"Roga","start":"00:20","end":"01:57","startHours":24.32680018184217,"endHours":25.94235723563671,"quality":"inauspicious"},{"name":"Udveg","start":"01:57","end":"03:33","startHours":25.94235723563671,"endHours":27.55791428943125,"quality":"inauspicious"},{"name":"Chala","start":"03:33","end":"05:10","startHours":27.55791428943125,"endHours":29.173471343225792,"quality":"neutral"},{"name":"Labha","start":"05:10","end":"06:47","startHours":29.173471343225792,"endHours":30.78902839702033,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:47","end":"07:47","startHours":6.78902839702033,"endHours":7.78902839702033,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:47","end":"08:47","startHours":7.78902839702033,"endHours":8.78902839702033,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:47","end":"09:47","startHours":8.78902839702033,"endHours":9.78902839702033,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:47","end":"10:47","startHours":9.78902839702033,"endHours":10.78902839702033,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:47","end":"11:47","startHours":10.78902839702033,"endHours":11.78902839702033,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:47","end":"12:47","startHours":11.78902839702033,"endHours":12.78902839702033,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:47","end":"13:47","startHours":12.78902839702033,"endHours":13.78902839702033,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:47","end":"14:47","startHours":13.78902839702033,"endHours":14.78902839702033,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:47","end":"15:47","startHours":14.78902839702033,"endHours":15.78902839702033,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:47","end":"16:47","startHours":15.78902839702033,"endHours":16.78902839702033,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:47","end":"17:47","startHours":16.78902839702033,"endHours":17.78902839702033,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:47","end":"18:47","startHours":17.78902839702033,"endHours":18.78902839702033,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:47","end":"19:47","startHours":18.78902839702033,"endHours":19.78902839702033,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:47","end":"20:47","startHours":19.78902839702033,"endHours":20.78902839702033,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:47","end":"21:47","startHours":20.78902839702033,"endHours":21.78902839702033,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:47","end":"22:47","startHours":21.78902839702033,"endHours":22.78902839702033,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:47","end":"23:47","startHours":22.78902839702033,"endHours":23.78902839702033,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:47","end":"00:47","startHours":23.78902839702033,"endHours":24.78902839702033,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:47","end":"01:47","startHours":24.78902839702033,"endHours":25.78902839702033,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:47","end":"02:47","startHours":25.78902839702033,"endHours":26.78902839702033,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:47","end":"03:47","startHours":26.78902839702033,"endHours":27.78902839702033,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:47","end":"04:47","startHours":27.78902839702033,"endHours":28.78902839702033,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:47","end":"05:47","startHours":28.78902839702033,"endHours":29.78902839702033,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:47","end":"06:47","startHours":29.78902839702033,"endHours":30.78902839702033,"planetary_lord":"Mercury"}],"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","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":12.500145971793524,"eotMinutes":-3.0500109105302213,"ayanamsa":24.1692}},"calendars":{"vikram_samvat":2079,"vikram_samvatsara":"Rākṣasa","saka_samvat":1944,"saka_samvatsara":"Śubhakṛt","bengali_samvat":1429,"malayalam_era":1198,"nanakshahi_year":553,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Navamī · Vikram 2079 Rākṣasa · Śaka 1944 Śubhakṛt"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","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 August 20, 2022 CE · Perth, Australia · Vidhyamitra","description":"August 20, 2022 CE for Perth, Australia: Kṛṣṇa Navamī, sūryodaya 06:47, sūryāsta 17:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2022-08-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2022-08-20","sa":"https://sa.vidhyamitra.com/city/perth/2022-08-20","hi":"https://hi.vidhyamitra.com/city/perth/2022-08-20","x-default":"https://vidhyamitra.com/city/perth/2022-08-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T05:51:14.086Z","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":"2026-05-15T05:51:14.086Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T05:51:14.086Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}