{"id":"vidhyamitra:city-day:perth:2022-05-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2022-05-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2022-05-17","date_display":"May 17, 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":5,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459716.770833,"kali_year":5124,"ahargana":1871251.2708,"sun":{"sidereal_longitude":31.8987,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":222.2388,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":190.34,"elapsed_within_tithi_degrees":10.34},"nakshatra":{"number":17,"name":"Anurādhā","pada":3,"moon_longitude":222.2388,"elapsed_within_degrees":8.9054},"yoga":{"number":20,"name":"Śiva","sum_longitude":254.1375},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":5,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2459716.770833,"ahargana":1871251.2708,"kali_year":5124,"ayanamsa_lahiri":24.1655,"grahas":{"sun":{"sidereal_longitude":31.978289000000018,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":224.03028900000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false,"latitude":-0.7912},"mars":{"sidereal_longitude":329.562089,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":38.94088899999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":336.979189,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":352.068189,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":300.851089,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":32.1026,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":212.1026,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","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":2022,"month":5,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459716.770833,"kali_year":5124,"ahargana":1871251.2708,"sun":{"sidereal_longitude":31.8987,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":222.2388,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":190.34,"elapsed_within_tithi_degrees":10.34},"nakshatra":{"number":17,"name":"Anurādhā","pada":3,"moon_longitude":222.2388,"elapsed_within_degrees":8.9054},"yoga":{"number":20,"name":"Śiva","sum_longitude":254.1375},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.791,"elongation":169.66},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.791,"opposition_distance":10.34}},"eclipse_window_40days":[{"offset_days":-1,"type":"lunar","occurs":true,"moon_latitude":0.329,"opposition_distance":2.986}]},"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":"06:59","sunsetLocal":"17:27","solarNoonLocal":"12:13","dayLengthHours":10.461049267704423,"dayLengthDisplay":"10 Hours 27 Mins 40 Secs","nightLengthDisplay":"13 Hours 32 Mins 20 Secs","moonriseLocal":"18:01","moonsetLocal":"08:01","rahuKala":{"name":"Rāhu Kāla","start":"14:50","end":"16:08","startHours":14.829214323692554,"endHours":16.136845482155607,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:36","end":"10:54","startHours":9.598689689840343,"endHours":10.906320848303395,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:13","end":"13:31","startHours":12.213952006766448,"endHours":13.5215831652295,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:25","end":"09:46","startHours":9.424338868711935,"endHours":9.77304051096875,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:25","end":"07:42","startHours":7.4193044257352545,"endHours":7.698265739540706,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:34","startHours":11.865250364509635,"endHours":12.562653649023261,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:35","end":"06:17","startHours":5.588620803886981,"endHours":6.286024088400609,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:07","end":"06:59","startHours":6.111673267272202,"endHours":6.983427372914237,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:39","startHours":13.95746021805052,"endHours":14.654863502564147,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.24447664061866,"endHours":17.64447664061866,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:53","startHours":17.44447664061866,"endHours":17.880353693439677,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.19447664061866,"endHours":18.94447664061866,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:34","startHours":23.865250364509635,"endHours":24.56265364902326,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:59","end":"08:17","startHours":6.983427372914237,"endHours":8.29105853137729,"quality":"inauspicious"},{"name":"Udveg","start":"08:17","end":"09:36","startHours":8.29105853137729,"endHours":9.598689689840343,"quality":"inauspicious"},{"name":"Chala","start":"09:36","end":"10:54","startHours":9.598689689840343,"endHours":10.906320848303395,"quality":"neutral"},{"name":"Labha","start":"10:54","end":"12:13","startHours":10.906320848303395,"endHours":12.213952006766448,"quality":"auspicious"},{"name":"Amṛta","start":"12:13","end":"13:31","startHours":12.213952006766448,"endHours":13.5215831652295,"quality":"auspicious"},{"name":"Kāla","start":"13:31","end":"14:50","startHours":13.5215831652295,"endHours":14.829214323692554,"quality":"inauspicious"},{"name":"Śubha","start":"14:50","end":"16:08","startHours":14.829214323692554,"endHours":16.136845482155607,"quality":"auspicious"},{"name":"Roga","start":"16:08","end":"17:27","startHours":16.136845482155607,"endHours":17.44447664061866,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:27","end":"19:08","startHours":17.44447664061866,"endHours":19.136845482155607,"quality":"inauspicious"},{"name":"Śubha","start":"19:08","end":"20:50","startHours":19.136845482155607,"endHours":20.829214323692554,"quality":"auspicious"},{"name":"Roga","start":"20:50","end":"22:31","startHours":20.829214323692554,"endHours":22.5215831652295,"quality":"inauspicious"},{"name":"Udveg","start":"22:31","end":"00:13","startHours":22.5215831652295,"endHours":24.213952006766448,"quality":"inauspicious"},{"name":"Chala","start":"00:13","end":"01:54","startHours":24.213952006766448,"endHours":25.906320848303395,"quality":"neutral"},{"name":"Labha","start":"01:54","end":"03:36","startHours":25.906320848303395,"endHours":27.59868968984034,"quality":"auspicious"},{"name":"Amṛta","start":"03:36","end":"05:17","startHours":27.59868968984034,"endHours":29.29105853137729,"quality":"auspicious"},{"name":"Kāla","start":"05:17","end":"06:59","startHours":29.29105853137729,"endHours":30.983427372914235,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:59","end":"07:59","startHours":6.983427372914237,"endHours":7.983427372914237,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:59","end":"08:59","startHours":7.983427372914237,"endHours":8.983427372914237,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:59","end":"09:59","startHours":8.983427372914237,"endHours":9.983427372914237,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:59","end":"10:59","startHours":9.983427372914237,"endHours":10.983427372914237,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:59","end":"11:59","startHours":10.983427372914237,"endHours":11.983427372914237,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:59","end":"12:59","startHours":11.983427372914237,"endHours":12.983427372914237,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:59","end":"13:59","startHours":12.983427372914237,"endHours":13.983427372914237,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:59","end":"14:59","startHours":13.983427372914237,"endHours":14.983427372914237,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:59","end":"15:59","startHours":14.983427372914237,"endHours":15.983427372914237,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:59","end":"16:59","startHours":15.983427372914237,"endHours":16.983427372914235,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:59","end":"17:59","startHours":16.983427372914235,"endHours":17.983427372914235,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:59","end":"18:59","startHours":17.983427372914235,"endHours":18.983427372914235,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:59","end":"19:59","startHours":18.983427372914235,"endHours":19.983427372914235,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:59","end":"20:59","startHours":19.983427372914235,"endHours":20.983427372914235,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:59","end":"21:59","startHours":20.983427372914235,"endHours":21.983427372914235,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:59","end":"22:59","startHours":21.983427372914235,"endHours":22.983427372914235,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:59","end":"23:59","startHours":22.983427372914235,"endHours":23.983427372914235,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:59","end":"00:59","startHours":23.983427372914235,"endHours":24.983427372914235,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:59","end":"01:59","startHours":24.983427372914235,"endHours":25.983427372914235,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:59","end":"02:59","startHours":25.983427372914235,"endHours":26.983427372914235,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:59","end":"03:59","startHours":26.983427372914235,"endHours":27.983427372914235,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:59","end":"04:59","startHours":27.983427372914235,"endHours":28.983427372914235,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:59","end":"05:59","startHours":28.983427372914235,"endHours":29.983427372914235,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:59","end":"06:59","startHours":29.983427372914235,"endHours":30.983427372914235,"planetary_lord":"Saturn"}],"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","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"North","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":19.286516127370263,"eotMinutes":3.7208795940131294,"ayanamsa":24.1655}},"calendars":{"vikram_samvat":2079,"vikram_samvatsara":"Rākṣasa","saka_samvat":1944,"saka_samvatsara":"Śubhakṛt","bengali_samvat":1429,"malayalam_era":1198,"nanakshahi_year":553,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Pratipada · Vikram 2079 Rākṣasa · Śaka 1944 Śubhakṛt"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 May 17, 2022 CE · Perth, Australia · Vidhyamitra","description":"May 17, 2022 CE for Perth, Australia: Kṛṣṇa Pratipada, sūryodaya 06:59, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2022-05-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2022-05-17","sa":"https://sa.vidhyamitra.com/city/perth/2022-05-17","hi":"https://hi.vidhyamitra.com/city/perth/2022-05-17","x-default":"https://vidhyamitra.com/city/perth/2022-05-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T22:27:24.877Z","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":"2026-05-14T22:27:24.877Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T22:27:24.877Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}