{"id":"vidhyamitra:city-day:perth:2028-10-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2028-10-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2028-10-27","date_display":"October 27, 2028 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":2028,"month":10,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462071.770833,"kali_year":5130,"ahargana":1873606.2708,"sun":{"sidereal_longitude":189.1186,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":297.5751,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":108.4565,"elapsed_within_tithi_degrees":0.4565},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2,"moon_longitude":297.5751,"elapsed_within_degrees":4.2418},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":126.6937},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2028,"month":10,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462071.770833,"ahargana":1873606.2708,"kali_year":5130,"ayanamsa_lahiri":24.2556,"grahas":{"sun":{"sidereal_longitude":189.89091000000008,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":300.20371,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false,"latitude":2.2654},"mars":{"sidereal_longitude":126.99651,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":174.62131,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":169.23721,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"venus":{"sidereal_longitude":154.72010999999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":13.827110000000005,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":267.3233,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":87.3233,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":2028,"month":10,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462071.770833,"kali_year":5130,"ahargana":1873606.2708,"sun":{"sidereal_longitude":189.1186,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":297.5751,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":108.4565,"elapsed_within_tithi_degrees":0.4565},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2,"moon_longitude":297.5751,"elapsed_within_degrees":4.2418},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":126.6937},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.265,"elongation":108.456},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.265,"opposition_distance":71.544}},"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":"05:23","sunsetLocal":"18:37","solarNoonLocal":"12:00","dayLengthHours":13.230818080783912,"dayLengthDisplay":"13 Hours 13 Mins 51 Secs","nightLengthDisplay":"10 Hours 46 Mins 09 Secs","moonriseLocal":"12:44","moonsetLocal":"01:58","rahuKala":{"name":"Rāhu Kāla","start":"10:21","end":"12:00","startHours":10.349439345536759,"endHours":12.003291605634747,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:19","end":"16:58","startHours":15.310996125830727,"endHours":16.964848385928715,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:03","end":"08:42","startHours":7.0417348253407805,"endHours":8.69558708543877,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:29","end":"08:55","startHours":8.475073450759037,"endHours":8.916100720118502,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:56","end":"06:18","startHours":5.939166651942121,"endHours":6.291988467429692,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:34","end":"12:27","startHours":11.562264336275282,"endHours":12.444318874994211,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:37","end":"04:30","startHours":3.623773487804937,"endHours":4.505828026523864,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:17","end":"05:23","startHours":4.285314391844132,"endHours":5.3878825652427915,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:13","end":"15:05","startHours":14.208427952432068,"endHours":15.090482491150995,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:25","end":"18:49","startHours":18.418700646026704,"endHours":18.818700646026702,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:37","end":"19:10","startHours":18.618700646026703,"endHours":19.169984732726032,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:22","end":"20:07","startHours":18.368700646026703,"endHours":20.118700646026703,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:34","end":"00:27","startHours":23.562264336275284,"endHours":24.44431887499421,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:23","end":"07:03","startHours":5.3878825652427915,"endHours":7.0417348253407805,"quality":"neutral"},{"name":"Labha","start":"07:03","end":"08:42","startHours":7.0417348253407805,"endHours":8.69558708543877,"quality":"auspicious"},{"name":"Amṛta","start":"08:42","end":"10:21","startHours":8.69558708543877,"endHours":10.349439345536759,"quality":"auspicious"},{"name":"Kāla","start":"10:21","end":"12:00","startHours":10.349439345536759,"endHours":12.003291605634747,"quality":"inauspicious"},{"name":"Śubha","start":"12:00","end":"13:39","startHours":12.003291605634747,"endHours":13.657143865732735,"quality":"auspicious"},{"name":"Roga","start":"13:39","end":"15:19","startHours":13.657143865732735,"endHours":15.310996125830727,"quality":"inauspicious"},{"name":"Udveg","start":"15:19","end":"16:58","startHours":15.310996125830727,"endHours":16.964848385928715,"quality":"inauspicious"},{"name":"Chala","start":"16:58","end":"18:37","startHours":16.964848385928715,"endHours":18.618700646026703,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:37","end":"19:58","startHours":18.618700646026703,"endHours":19.964848385928715,"quality":"inauspicious"},{"name":"Udveg","start":"19:58","end":"21:19","startHours":19.964848385928715,"endHours":21.310996125830727,"quality":"inauspicious"},{"name":"Chala","start":"21:19","end":"22:39","startHours":21.310996125830727,"endHours":22.657143865732735,"quality":"neutral"},{"name":"Labha","start":"22:39","end":"00:00","startHours":22.657143865732735,"endHours":24.003291605634747,"quality":"auspicious"},{"name":"Amṛta","start":"00:00","end":"01:21","startHours":24.003291605634747,"endHours":25.34943934553676,"quality":"auspicious"},{"name":"Kāla","start":"01:21","end":"02:42","startHours":25.34943934553676,"endHours":26.695587085438767,"quality":"inauspicious"},{"name":"Śubha","start":"02:42","end":"04:03","startHours":26.695587085438767,"endHours":28.04173482534078,"quality":"auspicious"},{"name":"Roga","start":"04:03","end":"05:23","startHours":28.04173482534078,"endHours":29.38788256524279,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:23","end":"06:23","startHours":5.3878825652427915,"endHours":6.3878825652427915,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:23","end":"07:23","startHours":6.3878825652427915,"endHours":7.3878825652427915,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:23","end":"08:23","startHours":7.3878825652427915,"endHours":8.38788256524279,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:23","end":"09:23","startHours":8.38788256524279,"endHours":9.38788256524279,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:23","end":"10:23","startHours":9.38788256524279,"endHours":10.38788256524279,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:23","end":"11:23","startHours":10.38788256524279,"endHours":11.38788256524279,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:23","end":"12:23","startHours":11.38788256524279,"endHours":12.38788256524279,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:23","end":"13:23","startHours":12.38788256524279,"endHours":13.38788256524279,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:23","end":"14:23","startHours":13.38788256524279,"endHours":14.38788256524279,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:23","end":"15:23","startHours":14.38788256524279,"endHours":15.38788256524279,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:23","end":"16:23","startHours":15.38788256524279,"endHours":16.38788256524279,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:23","end":"17:23","startHours":16.38788256524279,"endHours":17.38788256524279,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:23","end":"18:23","startHours":17.38788256524279,"endHours":18.38788256524279,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:23","end":"19:23","startHours":18.38788256524279,"endHours":19.38788256524279,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:23","end":"20:23","startHours":19.38788256524279,"endHours":20.38788256524279,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:23","end":"21:23","startHours":20.38788256524279,"endHours":21.38788256524279,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:23","end":"22:23","startHours":21.38788256524279,"endHours":22.38788256524279,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:23","end":"23:23","startHours":22.38788256524279,"endHours":23.38788256524279,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:23","end":"00:23","startHours":23.38788256524279,"endHours":24.38788256524279,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:23","end":"01:23","startHours":24.38788256524279,"endHours":25.38788256524279,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:23","end":"02:23","startHours":25.38788256524279,"endHours":26.38788256524279,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:23","end":"03:23","startHours":26.38788256524279,"endHours":27.38788256524279,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:23","end":"04:23","startHours":27.38788256524279,"endHours":28.38788256524279,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:23","end":"05:23","startHours":28.38788256524279,"endHours":29.38788256524279,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-12.900087316383813,"eotMinutes":16.360503661915228,"ayanamsa":24.2556}},"calendars":{"vikram_samvat":2085,"vikram_samvatsara":"Durmati","saka_samvat":1950,"saka_samvatsara":"Kīlaka","bengali_samvat":1435,"malayalam_era":1204,"nanakshahi_year":559,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Daśamī · Vikram 2085 Durmati · Śaka 1950 Kīlaka"},"festivals":[{"id":"tula-sankranti","name":"Tulā Saṅkrānti","name_sanskrit":"तुला सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Libra.","vrata":false,"detection":{"sun_rashi":"Tulā"},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 October 27, 2028 CE · Perth, Australia · Vidhyamitra","description":"October 27, 2028 CE for Perth, Australia: Śukla Daśamī, sūryodaya 05:23, sūryāsta 18:37.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2028-10-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2028-10-27","sa":"https://sa.vidhyamitra.com/city/perth/2028-10-27","hi":"https://hi.vidhyamitra.com/city/perth/2028-10-27","x-default":"https://vidhyamitra.com/city/perth/2028-10-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T22:40:18.343Z","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":"2026-05-14T22:40:18.343Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T22:40:18.343Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}