{"id":"vidhyamitra:city-day:perth:2027-05-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2027-05-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2027-05-19","date_display":"May 19, 2027 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":2027,"month":5,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461544.770833,"kali_year":5129,"ahargana":1873079.2708,"sun":{"sidereal_longitude":33.532,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":197.9145,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":164.3824,"elapsed_within_tithi_degrees":8.3824},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":197.9145,"elapsed_within_degrees":11.2478},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.4465},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"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":2027,"month":5,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461544.770833,"ahargana":1873079.2708,"kali_year":5129,"ayanamsa_lahiri":24.2355,"grahas":{"sun":{"sidereal_longitude":33.634345999999994,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":196.98074599999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false,"latitude":-4.4631},"mars":{"sidereal_longitude":127.08954599999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":53.37334599999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":114.44904599999995,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":10.466446000000019,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":358.485846,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":295.2463,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":115.2463,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2027,"month":5,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461544.770833,"kali_year":5129,"ahargana":1873079.2708,"sun":{"sidereal_longitude":33.532,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":197.9145,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":164.3824,"elapsed_within_tithi_degrees":8.3824},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":197.9145,"elapsed_within_degrees":11.2478},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.4465},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.463,"elongation":164.382},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.463,"opposition_distance":15.618}},"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":"07:00","sunsetLocal":"17:26","solarNoonLocal":"12:13","dayLengthHours":10.423509919337912,"dayLengthDisplay":"10 Hours 25 Mins 25 Secs","nightLengthDisplay":"13 Hours 34 Mins 35 Secs","moonriseLocal":"16:24","moonsetLocal":"05:48","rahuKala":{"name":"Rāhu Kāla","start":"12:13","end":"13:31","startHours":12.215161956649357,"endHours":13.518100696566595,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:18","end":"09:37","startHours":8.30634573689764,"endHours":9.609284476814878,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:55","end":"12:13","startHours":10.912223216732118,"endHours":12.215161956649357,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:47","startHours":9.435559311492579,"endHours":9.783009642137177,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:26","end":"07:43","startHours":7.437719910286146,"endHours":7.715680174801824,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:34","startHours":11.867711626004759,"endHours":12.562612287293952,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:37","end":"06:19","startHours":5.613605674402012,"endHours":6.308506335691206,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:08","end":"07:00","startHours":6.134781170368908,"endHours":7.0034069969804005,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:39","startHours":13.952413609872341,"endHours":14.647314271161536,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:14","end":"17:38","startHours":17.226916916318313,"endHours":17.62691691631831,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:26","end":"17:52","startHours":17.426916916318312,"endHours":17.861229829624058,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:11","end":"18:56","startHours":17.176916916318312,"endHours":18.926916916318312,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:34","startHours":23.867711626004755,"endHours":24.562612287293952,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:00","end":"08:18","startHours":7.0034069969804005,"endHours":8.30634573689764,"quality":"auspicious"},{"name":"Amṛta","start":"08:18","end":"09:37","startHours":8.30634573689764,"endHours":9.609284476814878,"quality":"auspicious"},{"name":"Kāla","start":"09:37","end":"10:55","startHours":9.609284476814878,"endHours":10.912223216732118,"quality":"inauspicious"},{"name":"Śubha","start":"10:55","end":"12:13","startHours":10.912223216732118,"endHours":12.215161956649357,"quality":"auspicious"},{"name":"Roga","start":"12:13","end":"13:31","startHours":12.215161956649357,"endHours":13.518100696566595,"quality":"inauspicious"},{"name":"Udveg","start":"13:31","end":"14:49","startHours":13.518100696566595,"endHours":14.821039436483835,"quality":"inauspicious"},{"name":"Chala","start":"14:49","end":"16:07","startHours":14.821039436483835,"endHours":16.123978176401074,"quality":"neutral"},{"name":"Labha","start":"16:07","end":"17:26","startHours":16.123978176401074,"endHours":17.426916916318312,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:26","end":"19:07","startHours":17.426916916318312,"endHours":19.123978176401074,"quality":"inauspicious"},{"name":"Chala","start":"19:07","end":"20:49","startHours":19.123978176401074,"endHours":20.821039436483833,"quality":"neutral"},{"name":"Labha","start":"20:49","end":"22:31","startHours":20.821039436483833,"endHours":22.518100696566595,"quality":"auspicious"},{"name":"Amṛta","start":"22:31","end":"00:13","startHours":22.518100696566595,"endHours":24.215161956649357,"quality":"auspicious"},{"name":"Kāla","start":"00:13","end":"01:55","startHours":24.215161956649357,"endHours":25.912223216732116,"quality":"inauspicious"},{"name":"Śubha","start":"01:55","end":"03:37","startHours":25.912223216732116,"endHours":27.609284476814878,"quality":"auspicious"},{"name":"Roga","start":"03:37","end":"05:18","startHours":27.609284476814878,"endHours":29.30634573689764,"quality":"inauspicious"},{"name":"Udveg","start":"05:18","end":"07:00","startHours":29.30634573689764,"endHours":31.003406996980402,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:00","end":"08:00","startHours":7.0034069969804005,"endHours":8.0034069969804,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:00","end":"09:00","startHours":8.0034069969804,"endHours":9.0034069969804,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:00","end":"10:00","startHours":9.0034069969804,"endHours":10.0034069969804,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:00","end":"11:00","startHours":10.0034069969804,"endHours":11.0034069969804,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:00","end":"12:00","startHours":11.0034069969804,"endHours":12.0034069969804,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:00","end":"13:00","startHours":12.0034069969804,"endHours":13.0034069969804,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:00","end":"14:00","startHours":13.0034069969804,"endHours":14.0034069969804,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:00","end":"15:00","startHours":14.0034069969804,"endHours":15.0034069969804,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:00","end":"16:00","startHours":15.0034069969804,"endHours":16.003406996980402,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:00","end":"17:00","startHours":16.003406996980402,"endHours":17.003406996980402,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:00","end":"18:00","startHours":17.003406996980402,"endHours":18.003406996980402,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:00","end":"19:00","startHours":18.003406996980402,"endHours":19.003406996980402,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:00","end":"20:00","startHours":19.003406996980402,"endHours":20.003406996980402,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:00","end":"21:00","startHours":20.003406996980402,"endHours":21.003406996980402,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:00","end":"22:00","startHours":21.003406996980402,"endHours":22.003406996980402,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:00","end":"23:00","startHours":22.003406996980402,"endHours":23.003406996980402,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:00","end":"00:00","startHours":23.003406996980402,"endHours":24.003406996980402,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:00","end":"01:00","startHours":24.003406996980402,"endHours":25.003406996980402,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:00","end":"02:00","startHours":25.003406996980402,"endHours":26.003406996980402,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:00","end":"03:00","startHours":26.003406996980402,"endHours":27.003406996980402,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:00","end":"04:00","startHours":27.003406996980402,"endHours":28.003406996980402,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:00","end":"05:00","startHours":28.003406996980402,"endHours":29.003406996980402,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:00","end":"06:00","startHours":29.003406996980402,"endHours":30.003406996980402,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:00","end":"07:00","startHours":30.003406996980402,"endHours":31.003406996980402,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"South-West","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":19.68304280094952,"eotMinutes":3.648282601038657,"ayanamsa":24.2355}},"calendars":{"vikram_samvat":2084,"vikram_samvatsara":"Raudra","saka_samvat":1949,"saka_samvatsara":"Plavaṅga","bengali_samvat":1434,"malayalam_era":1203,"nanakshahi_year":558,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Caturdaśī · Vikram 2084 Raudra · Śaka 1949 Plavaṅga"},"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":"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":[]},"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 19, 2027 CE · Perth, Australia · Vidhyamitra","description":"May 19, 2027 CE for Perth, Australia: Śukla Caturdaśī, sūryodaya 07:00, sūryāsta 17:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2027-05-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2027-05-19","sa":"https://sa.vidhyamitra.com/city/perth/2027-05-19","hi":"https://hi.vidhyamitra.com/city/perth/2027-05-19","x-default":"https://vidhyamitra.com/city/perth/2027-05-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T17:10:41.952Z","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":"2026-05-14T17:10:41.952Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T17:10:41.952Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}