{"id":"vidhyamitra:city-day:perth:2163-08-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2163-08-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2163-08-25","date_display":"August 25, 2163 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":2163,"month":8,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511315.770833,"kali_year":5265,"ahargana":1922850.2708,"sun":{"sidereal_longitude":124.5817,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":69.5933,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.0116,"elapsed_within_tithi_degrees":5.0116},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":69.5933,"elapsed_within_degrees":2.9266},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.175},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2163,"month":8,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2511315.770833,"ahargana":1922850.2708,"kali_year":5265,"ayanamsa_lahiri":26.139,"grahas":{"sun":{"sidereal_longitude":125.62622699999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":71.37102700000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false,"latitude":-4.2659},"mars":{"sidereal_longitude":20.25352700000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":105.01722699999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":287.227527,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"venus":{"sidereal_longitude":137.10922699999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":221.215827,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":178.1392,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":358.1392,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":2163,"month":8,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511315.770833,"kali_year":5265,"ahargana":1922850.2708,"sun":{"sidereal_longitude":124.5817,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":69.5933,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.0116,"elapsed_within_tithi_degrees":5.0116},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":69.5933,"elapsed_within_degrees":2.9266},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.175},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.266,"elongation":54.988},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.266,"opposition_distance":125.012}},"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":"06:42","sunsetLocal":"17:55","solarNoonLocal":"12:18","dayLengthHours":11.219118078885302,"dayLengthDisplay":"11 Hours 13 Mins 09 Secs","nightLengthDisplay":"12 Hours 46 Mins 51 Secs","moonriseLocal":"03:40","moonsetLocal":"13:42","rahuKala":{"name":"Rāhu Kāla","start":"13:42","end":"15:07","startHours":13.706813160784034,"endHours":15.109202920644698,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:42","end":"08:06","startHours":6.694864361480721,"endHours":8.097254121341383,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:30","end":"10:54","startHours":9.499643881202047,"endHours":10.902033641062708,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:19","end":"09:41","startHours":9.312658579887291,"endHours":9.686629182516802,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:10","end":"07:28","startHours":7.162327614767609,"endHours":7.4615040968712165,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:41","startHours":11.930452798293862,"endHours":12.678394003552883,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:12","end":"05:57","startHours":5.198981950962681,"endHours":5.9469231562217,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:46","end":"06:42","startHours":5.759937854906946,"endHours":6.694864361480721,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:55","startHours":14.17427641407092,"endHours":14.92221761932994,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:43","end":"18:07","startHours":17.713982440366024,"endHours":18.113982440366023,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:55","end":"18:23","startHours":17.913982440366023,"endHours":18.38144569365291,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:40","end":"19:25","startHours":17.663982440366023,"endHours":19.413982440366023,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:41","startHours":23.930452798293864,"endHours":24.67839400355288,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:42","end":"08:06","startHours":6.694864361480721,"endHours":8.097254121341383,"quality":"auspicious"},{"name":"Roga","start":"08:06","end":"09:30","startHours":8.097254121341383,"endHours":9.499643881202047,"quality":"inauspicious"},{"name":"Udveg","start":"09:30","end":"10:54","startHours":9.499643881202047,"endHours":10.902033641062708,"quality":"inauspicious"},{"name":"Chala","start":"10:54","end":"12:18","startHours":10.902033641062708,"endHours":12.304423400923373,"quality":"neutral"},{"name":"Labha","start":"12:18","end":"13:42","startHours":12.304423400923373,"endHours":13.706813160784034,"quality":"auspicious"},{"name":"Amṛta","start":"13:42","end":"15:07","startHours":13.706813160784034,"endHours":15.109202920644698,"quality":"auspicious"},{"name":"Kāla","start":"15:07","end":"16:31","startHours":15.109202920644698,"endHours":16.51159268050536,"quality":"inauspicious"},{"name":"Śubha","start":"16:31","end":"17:55","startHours":16.51159268050536,"endHours":17.913982440366023,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:55","end":"19:31","startHours":17.913982440366023,"endHours":19.51159268050536,"quality":"auspicious"},{"name":"Kāla","start":"19:31","end":"21:07","startHours":19.51159268050536,"endHours":21.109202920644698,"quality":"inauspicious"},{"name":"Śubha","start":"21:07","end":"22:42","startHours":21.109202920644698,"endHours":22.706813160784037,"quality":"auspicious"},{"name":"Roga","start":"22:42","end":"00:18","startHours":22.706813160784037,"endHours":24.304423400923373,"quality":"inauspicious"},{"name":"Udveg","start":"00:18","end":"01:54","startHours":24.304423400923373,"endHours":25.902033641062708,"quality":"inauspicious"},{"name":"Chala","start":"01:54","end":"03:30","startHours":25.902033641062708,"endHours":27.499643881202047,"quality":"neutral"},{"name":"Labha","start":"03:30","end":"05:06","startHours":27.499643881202047,"endHours":29.097254121341386,"quality":"auspicious"},{"name":"Amṛta","start":"05:06","end":"06:42","startHours":29.097254121341386,"endHours":30.69486436148072,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:42","end":"07:42","startHours":6.694864361480721,"endHours":7.694864361480721,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:42","end":"08:42","startHours":7.694864361480721,"endHours":8.694864361480722,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:42","end":"09:42","startHours":8.694864361480722,"endHours":9.694864361480722,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:42","end":"10:42","startHours":9.694864361480722,"endHours":10.694864361480722,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:42","end":"11:42","startHours":10.694864361480722,"endHours":11.694864361480722,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:42","end":"12:42","startHours":11.694864361480722,"endHours":12.694864361480722,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:42","end":"13:42","startHours":12.694864361480722,"endHours":13.694864361480722,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:42","end":"14:42","startHours":13.694864361480722,"endHours":14.694864361480722,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:42","end":"15:42","startHours":14.694864361480722,"endHours":15.694864361480722,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:42","end":"16:42","startHours":15.694864361480722,"endHours":16.69486436148072,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:42","end":"17:42","startHours":16.69486436148072,"endHours":17.69486436148072,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:42","end":"18:42","startHours":17.69486436148072,"endHours":18.69486436148072,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:42","end":"19:42","startHours":18.69486436148072,"endHours":19.69486436148072,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:42","end":"20:42","startHours":19.69486436148072,"endHours":20.69486436148072,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:42","end":"21:42","startHours":20.69486436148072,"endHours":21.69486436148072,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:42","end":"22:42","startHours":21.69486436148072,"endHours":22.69486436148072,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:42","end":"23:42","startHours":22.69486436148072,"endHours":23.69486436148072,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:42","end":"00:42","startHours":23.69486436148072,"endHours":24.69486436148072,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:42","end":"01:42","startHours":24.69486436148072,"endHours":25.69486436148072,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:42","end":"02:42","startHours":25.69486436148072,"endHours":26.69486436148072,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:42","end":"03:42","startHours":26.69486436148072,"endHours":27.69486436148072,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:42","end":"04:42","startHours":27.69486436148072,"endHours":28.69486436148072,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:42","end":"05:42","startHours":28.69486436148072,"endHours":29.69486436148072,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:42","end":"06:42","startHours":29.69486436148072,"endHours":30.69486436148072,"planetary_lord":"Moon"}],"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","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.84550954346858,"eotMinutes":-1.7074040554023546,"ayanamsa":26.139}},"calendars":{"vikram_samvat":2220,"vikram_samvatsara":"Dhātṛ","saka_samvat":2085,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1570,"malayalam_era":1339,"nanakshahi_year":694,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Ekādaśī · Vikram 2220 Dhātṛ · Śaka 2085 Rudhirodgāri"},"festivals":[{"id":"indira-ekadashi","name":"Indirā Ekādaśī","name_sanskrit":"इन्दिरा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Falls in Pitṛ Pakṣa; liberates ancestors from naraka.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Bhādrapada"},"precedence":3},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 August 25, 2163 CE · Perth, Australia · Vidhyamitra","description":"August 25, 2163 CE for Perth, Australia: Kṛṣṇa Ekādaśī, sūryodaya 06:42, sūryāsta 17:55.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2163-08-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2163-08-25","sa":"https://sa.vidhyamitra.com/city/perth/2163-08-25","hi":"https://hi.vidhyamitra.com/city/perth/2163-08-25","x-default":"https://vidhyamitra.com/city/perth/2163-08-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T19:19:13.374Z","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":"2026-06-01T19:19:13.374Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T19:19:13.374Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}