{"id":"vidhyamitra:city-day:perth:2005-08-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2005-08-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2005-08-27","date_display":"August 27, 2005 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":2005,"month":8,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453609.770833,"kali_year":5107,"ahargana":1865144.2708,"sun":{"sidereal_longitude":129.2701,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":41.4488,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":272.1787,"elapsed_within_tithi_degrees":8.1787},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":41.4488,"elapsed_within_degrees":1.4488},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":170.7189},"karana":{"half_tithi_index":45,"name":"Kaulava"},"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":2005,"month":8,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453609.770833,"ahargana":1865144.2708,"kali_year":5107,"ayanamsa_lahiri":23.932,"grahas":{"sun":{"sidereal_longitude":129.951121,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":44.538820999999984,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false,"latitude":3.2227},"mars":{"sidereal_longitude":21.157421,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":111.99652100000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":174.173221,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":167.70822099999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":101.184821,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":355.6808,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":175.6808,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"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":2005,"month":8,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453609.770833,"kali_year":5107,"ahargana":1865144.2708,"sun":{"sidereal_longitude":129.2701,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":41.4488,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":272.1787,"elapsed_within_tithi_degrees":8.1787},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":41.4488,"elapsed_within_degrees":1.4488},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":170.7189},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.223,"elongation":87.821},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.223,"opposition_distance":92.179}},"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":"06:39","sunsetLocal":"17:56","solarNoonLocal":"12:18","dayLengthHours":11.284632920649038,"dayLengthDisplay":"11 Hours 17 Mins 05 Secs","nightLengthDisplay":"12 Hours 42 Mins 55 Secs","moonriseLocal":"01:31","moonsetLocal":"11:42","rahuKala":{"name":"Rāhu Kāla","start":"09:28","end":"10:53","startHours":9.473416211775556,"endHours":10.883995326856684,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:42","end":"15:07","startHours":13.705153557018946,"endHours":15.115732672100075,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:39","end":"08:04","startHours":6.652257981613296,"endHours":8.062837096694427,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:40","startHours":9.285338996431406,"endHours":9.661493427119707,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:07","end":"07:25","startHours":7.122451019973672,"endHours":7.423374564524313,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:40","startHours":11.918420011249514,"endHours":12.670728872626116,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:09","end":"05:54","startHours":5.147640258860091,"endHours":5.899949120236694,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:43","end":"06:39","startHours":5.711871904892543,"endHours":6.652257981613296,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:11","end":"14:56","startHours":14.175346595379322,"endHours":14.927655456755925,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:44","end":"18:08","startHours":17.736890902262335,"endHours":18.136890902262333,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:56","end":"18:24","startHours":17.936890902262334,"endHours":18.407083940622712,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:41","end":"19:26","startHours":17.686890902262334,"endHours":19.436890902262334,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:40","startHours":23.918420011249513,"endHours":24.670728872626118,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:39","end":"08:04","startHours":6.652257981613296,"endHours":8.062837096694427,"quality":"inauspicious"},{"name":"Śubha","start":"08:04","end":"09:28","startHours":8.062837096694427,"endHours":9.473416211775556,"quality":"auspicious"},{"name":"Roga","start":"09:28","end":"10:53","startHours":9.473416211775556,"endHours":10.883995326856684,"quality":"inauspicious"},{"name":"Udveg","start":"10:53","end":"12:18","startHours":10.883995326856684,"endHours":12.294574441937815,"quality":"inauspicious"},{"name":"Chala","start":"12:18","end":"13:42","startHours":12.294574441937815,"endHours":13.705153557018946,"quality":"neutral"},{"name":"Labha","start":"13:42","end":"15:07","startHours":13.705153557018946,"endHours":15.115732672100075,"quality":"auspicious"},{"name":"Amṛta","start":"15:07","end":"16:32","startHours":15.115732672100075,"endHours":16.526311787181204,"quality":"auspicious"},{"name":"Kāla","start":"16:32","end":"17:56","startHours":16.526311787181204,"endHours":17.936890902262334,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:56","end":"19:32","startHours":17.936890902262334,"endHours":19.526311787181204,"quality":"auspicious"},{"name":"Amṛta","start":"19:32","end":"21:07","startHours":19.526311787181204,"endHours":21.115732672100073,"quality":"auspicious"},{"name":"Kāla","start":"21:07","end":"22:42","startHours":21.115732672100073,"endHours":22.705153557018946,"quality":"inauspicious"},{"name":"Śubha","start":"22:42","end":"00:18","startHours":22.705153557018946,"endHours":24.294574441937815,"quality":"auspicious"},{"name":"Roga","start":"00:18","end":"01:53","startHours":24.294574441937815,"endHours":25.883995326856684,"quality":"inauspicious"},{"name":"Udveg","start":"01:53","end":"03:28","startHours":25.883995326856684,"endHours":27.473416211775557,"quality":"inauspicious"},{"name":"Chala","start":"03:28","end":"05:04","startHours":27.473416211775557,"endHours":29.062837096694427,"quality":"neutral"},{"name":"Labha","start":"05:04","end":"06:39","startHours":29.062837096694427,"endHours":30.652257981613296,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:39","end":"07:39","startHours":6.652257981613296,"endHours":7.652257981613296,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:39","end":"08:39","startHours":7.652257981613296,"endHours":8.652257981613296,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:39","end":"09:39","startHours":8.652257981613296,"endHours":9.652257981613296,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:39","end":"10:39","startHours":9.652257981613296,"endHours":10.652257981613296,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:39","end":"11:39","startHours":10.652257981613296,"endHours":11.652257981613296,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:39","end":"12:39","startHours":11.652257981613296,"endHours":12.652257981613296,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:39","end":"13:39","startHours":12.652257981613296,"endHours":13.652257981613296,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:39","end":"14:39","startHours":13.652257981613296,"endHours":14.652257981613296,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:39","end":"15:39","startHours":14.652257981613296,"endHours":15.652257981613296,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:39","end":"16:39","startHours":15.652257981613296,"endHours":16.652257981613296,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:39","end":"17:39","startHours":16.652257981613296,"endHours":17.652257981613296,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:39","end":"18:39","startHours":17.652257981613296,"endHours":18.652257981613296,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:39","end":"19:39","startHours":18.652257981613296,"endHours":19.652257981613296,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:39","end":"20:39","startHours":19.652257981613296,"endHours":20.652257981613296,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:39","end":"21:39","startHours":20.652257981613296,"endHours":21.652257981613296,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:39","end":"22:39","startHours":21.652257981613296,"endHours":22.652257981613296,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:39","end":"23:39","startHours":22.652257981613296,"endHours":23.652257981613296,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:39","end":"00:39","startHours":23.652257981613296,"endHours":24.652257981613296,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:39","end":"01:39","startHours":24.652257981613296,"endHours":25.652257981613296,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:39","end":"02:39","startHours":25.652257981613296,"endHours":26.652257981613296,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:39","end":"03:39","startHours":26.652257981613296,"endHours":27.652257981613296,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:39","end":"04:39","startHours":27.652257981613296,"endHours":28.652257981613296,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:39","end":"05:39","startHours":28.652257981613296,"endHours":29.652257981613296,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:39","end":"06:39","startHours":29.652257981613296,"endHours":30.652257981613296,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"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":"Dhātṛ","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":10.083505849030544,"eotMinutes":-1.116466516268853,"ayanamsa":23.932}},"calendars":{"vikram_samvat":2062,"vikram_samvatsara":"Vilambī","saka_samvat":1927,"saka_samvatsara":"Pārthiva","bengali_samvat":1412,"malayalam_era":1181,"nanakshahi_year":536,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Aṣṭamī · Vikram 2062 Vilambī · Śaka 1927 Pārthiva"},"festivals":[{"id":"krishna-janmashtami","name":"Krishna Janmāṣṭamī","name_sanskrit":"कृष्ण जन्माष्टमी","tradition":"Vaishnava","associated_deity":"Krishna (svayaṁ bhagavān)","deity_avatara_index":20,"significance":"Bhagavān Krishna manifested at Mathurā midnight on this exact tithi-nakshatra alignment in 3227 BCE.","vrata":true,"primary_observance":"Madhya-rātri (midnight) abhiṣekam in Mathurā tradition","detection":{"tithi_number":23,"tithi_paksha":"Kṛṣṇa","nakshatra_name":"Rohiṇī","lunar_month":"Bhādrapada"},"precedence":1,"related_chart":"krishna","historical_anchor":{"event":"Bhagavān Krishna's birth at Mathurā","date_julian":"-3226-07-09","location":"Mathurā"},"sources":["Bhāgavata Purāṇa 10.3"]},{"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":"krishna-janmashtami-walk","name":"Krishna Janmāṣṭamī Walk","name_sanskrit":"कृष्ण जन्माष्टमी यात्रा","type":"festival","description":"Bhāgavata 10.3 (birth at Mathurā) + BG 4.7-8 + 10.8 (Krishna as svayaṁ bhagavān).","step_count":11,"url":"/walk/krishna-janmashtami-walk"},"reason":"Today is Krishna Janmāṣṭamī — its dedicated walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī + Rohiṇī","url":"/day/-3226-07-09","relevance":1}]},"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 27, 2005 CE · Perth, Australia · Vidhyamitra","description":"August 27, 2005 CE for Perth, Australia: Kṛṣṇa Aṣṭamī, sūryodaya 06:39, sūryāsta 17:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2005-08-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2005-08-27","sa":"https://sa.vidhyamitra.com/city/perth/2005-08-27","hi":"https://hi.vidhyamitra.com/city/perth/2005-08-27","x-default":"https://vidhyamitra.com/city/perth/2005-08-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-23T01:33:34.214Z","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":"2026-05-23T01:33:34.214Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-23T01:33:34.214Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}