{"id":"vidhyamitra:city-day:perth:2139-08-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2139-08-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2139-08-10","date_display":"August 10, 2139 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":2139,"month":8,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502534.770833,"kali_year":5241,"ahargana":1914069.2708,"sun":{"sidereal_longitude":110.4481,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":285.1462,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":174.6981,"elapsed_within_tithi_degrees":6.6981},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":285.1462,"elapsed_within_degrees":5.1462},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":35.5943},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2139,"month":8,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502534.770833,"ahargana":1914069.2708,"kali_year":5241,"ayanamsa_lahiri":25.8032,"grahas":{"sun":{"sidereal_longitude":111.35932600000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":287.008926,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false,"latitude":0.1371},"mars":{"sidereal_longitude":79.21382599999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":109.98832599999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":278.112926,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":117.25302599999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":286.927726,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":283.3989,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":103.3989,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2139,"month":8,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502534.770833,"kali_year":5241,"ahargana":1914069.2708,"sun":{"sidereal_longitude":110.4481,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":285.1462,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":174.6981,"elapsed_within_tithi_degrees":6.6981},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":285.1462,"elapsed_within_degrees":5.1462},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":35.5943},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.137,"elongation":174.698},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.137,"opposition_distance":5.302}},"eclipse_window_40days":[{"offset_days":-15,"type":"solar","occurs":true,"moon_latitude":0.42,"elongation":2.643}]},"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":"06:58","sunsetLocal":"17:45","solarNoonLocal":"12:22","dayLengthHours":10.79263141025401,"dayLengthDisplay":"10 Hours 47 Mins 33 Secs","nightLengthDisplay":"13 Hours 12 Mins 27 Secs","moonriseLocal":"17:17","moonsetLocal":"06:51","rahuKala":{"name":"Rāhu Kāla","start":"08:19","end":"09:40","startHours":8.31313828127739,"endHours":9.66221720755914,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:01","end":"12:22","startHours":11.01129613384089,"endHours":12.360375060122642,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:43","end":"15:04","startHours":13.709453986404394,"endHours":15.058532912686145,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:29","end":"09:51","startHours":9.482340017388239,"endHours":9.84209439773004,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:25","end":"07:42","startHours":7.413752330422888,"endHours":7.701555834696328,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:43","startHours":12.000620679780843,"endHours":12.720129440464442,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:32","end":"06:15","startHours":5.5250418336284355,"endHours":6.244550594312036,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:04","end":"06:58","startHours":6.0646734041411365,"endHours":6.964059354995637,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:53","startHours":14.159146961831645,"endHours":14.878655722515246,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:33","end":"17:57","startHours":17.556690765249648,"endHours":17.956690765249647,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:45","end":"18:12","startHours":17.756690765249648,"endHours":18.2063837406769,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:30","end":"19:15","startHours":17.506690765249648,"endHours":19.256690765249648,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:43","startHours":24.00062067978084,"endHours":24.720129440464444,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:58","end":"08:19","startHours":6.964059354995637,"endHours":8.31313828127739,"quality":"auspicious"},{"name":"Kāla","start":"08:19","end":"09:40","startHours":8.31313828127739,"endHours":9.66221720755914,"quality":"inauspicious"},{"name":"Śubha","start":"09:40","end":"11:01","startHours":9.66221720755914,"endHours":11.01129613384089,"quality":"auspicious"},{"name":"Roga","start":"11:01","end":"12:22","startHours":11.01129613384089,"endHours":12.360375060122642,"quality":"inauspicious"},{"name":"Udveg","start":"12:22","end":"13:43","startHours":12.360375060122642,"endHours":13.709453986404394,"quality":"inauspicious"},{"name":"Chala","start":"13:43","end":"15:04","startHours":13.709453986404394,"endHours":15.058532912686145,"quality":"neutral"},{"name":"Labha","start":"15:04","end":"16:24","startHours":15.058532912686145,"endHours":16.407611838967895,"quality":"auspicious"},{"name":"Amṛta","start":"16:24","end":"17:45","startHours":16.407611838967895,"endHours":17.756690765249648,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:45","end":"19:24","startHours":17.756690765249648,"endHours":19.407611838967895,"quality":"neutral"},{"name":"Labha","start":"19:24","end":"21:04","startHours":19.407611838967895,"endHours":21.058532912686147,"quality":"auspicious"},{"name":"Amṛta","start":"21:04","end":"22:43","startHours":21.058532912686147,"endHours":22.709453986404394,"quality":"auspicious"},{"name":"Kāla","start":"22:43","end":"00:22","startHours":22.709453986404394,"endHours":24.360375060122642,"quality":"inauspicious"},{"name":"Śubha","start":"00:22","end":"02:01","startHours":24.360375060122642,"endHours":26.01129613384089,"quality":"auspicious"},{"name":"Roga","start":"02:01","end":"03:40","startHours":26.01129613384089,"endHours":27.662217207559138,"quality":"inauspicious"},{"name":"Udveg","start":"03:40","end":"05:19","startHours":27.662217207559138,"endHours":29.31313828127739,"quality":"inauspicious"},{"name":"Chala","start":"05:19","end":"06:58","startHours":29.31313828127739,"endHours":30.964059354995637,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:58","end":"07:58","startHours":6.964059354995637,"endHours":7.964059354995637,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:58","end":"08:58","startHours":7.964059354995637,"endHours":8.964059354995637,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:58","end":"09:58","startHours":8.964059354995637,"endHours":9.964059354995637,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:58","end":"10:58","startHours":9.964059354995637,"endHours":10.964059354995637,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:58","end":"11:58","startHours":10.964059354995637,"endHours":11.964059354995637,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:58","end":"12:58","startHours":11.964059354995637,"endHours":12.964059354995637,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:58","end":"13:58","startHours":12.964059354995637,"endHours":13.964059354995637,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:58","end":"14:58","startHours":13.964059354995637,"endHours":14.964059354995637,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:58","end":"15:58","startHours":14.964059354995637,"endHours":15.964059354995637,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:58","end":"16:58","startHours":15.964059354995637,"endHours":16.964059354995637,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:58","end":"17:58","startHours":16.964059354995637,"endHours":17.964059354995637,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:58","end":"18:58","startHours":17.964059354995637,"endHours":18.964059354995637,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:58","end":"19:58","startHours":18.964059354995637,"endHours":19.964059354995637,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:58","end":"20:58","startHours":19.964059354995637,"endHours":20.964059354995637,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:58","end":"21:58","startHours":20.964059354995637,"endHours":21.964059354995637,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:58","end":"22:58","startHours":21.964059354995637,"endHours":22.964059354995637,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:58","end":"23:58","startHours":22.964059354995637,"endHours":23.964059354995637,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:58","end":"00:58","startHours":23.964059354995637,"endHours":24.964059354995637,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:58","end":"01:58","startHours":24.964059354995637,"endHours":25.964059354995637,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:58","end":"02:58","startHours":25.964059354995637,"endHours":26.964059354995637,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:58","end":"03:58","startHours":26.964059354995637,"endHours":27.964059354995637,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:58","end":"04:58","startHours":27.964059354995637,"endHours":28.964059354995637,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:58","end":"05:58","startHours":28.964059354995637,"endHours":29.964059354995637,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:58","end":"06:58","startHours":29.964059354995637,"endHours":30.964059354995637,"planetary_lord":"Venus"}],"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":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":15.689657951886804,"eotMinutes":-5.064503607358518,"ayanamsa":25.8032}},"calendars":{"vikram_samvat":2196,"vikram_samvatsara":"Paridhāvi","saka_samvat":2061,"saka_samvatsara":"Vikāri","bengali_samvat":1546,"malayalam_era":1315,"nanakshahi_year":670,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Pūrṇimā · Vikram 2196 Paridhāvi · Śaka 2061 Vikāri"},"festivals":[{"id":"raksha-bandhana","name":"Rakṣā Bandhana / Śrāvaṇa Pūrṇimā","name_sanskrit":"रक्षा बन्धन","tradition":"Pan-Hindu","significance":"Sister-brother bond; Brāhmaṇa Upākarma.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":1},{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2},{"id":"jhulan-purnima","name":"Jhūlan Pūrṇimā (Rādhā-Krishna swing)","name_sanskrit":"झूलन पूर्णिमा","tradition":"Vaishnava","associated_deity":"Rādhā-Krishna","significance":"Rādhā-Krishna swing-līlā festival; Jhūlan-yātrā culmination.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":3},{"id":"upakarman-rigveda","name":"Ṛg-Veda Upākarman","name_sanskrit":"ऋग्वेद उपाकर्मन्","tradition":"Smarta","associated_deity":"Ṛṣi-paramparā","significance":"Annual renewal of Veda-svādhyāya for Ṛg-Vedīs. Śrāvaṇa Pūrṇimā.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":3},{"id":"upakarman-yajurveda","name":"Yajur-Veda Upākarman","name_sanskrit":"यजुर्वेद उपाकर्मन्","tradition":"Smarta","significance":"Annual renewal of Veda-svādhyāya for Yajur-Vedīs.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":3},{"id":"hayagriva-jayanti","name":"Hayagrīva Jayantī","name_sanskrit":"हयग्रीव जयन्ती","tradition":"Vaishnava","associated_deity":"Hayagrīva (Knowledge-form of Bhagavān)","significance":"Bhagavān as Hayagrīva restored the Vedas to Brahmā. Vidyā-pradāyaka.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":4,"sources":["Devī-Bhāgavata, Hayagrīva-stotra"]}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","relevance":0.5}]},"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 10, 2139 CE · Perth, Australia · Vidhyamitra","description":"August 10, 2139 CE for Perth, Australia: Śukla Pūrṇimā, sūryodaya 06:58, sūryāsta 17:45.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2139-08-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2139-08-10","sa":"https://sa.vidhyamitra.com/city/perth/2139-08-10","hi":"https://hi.vidhyamitra.com/city/perth/2139-08-10","x-default":"https://vidhyamitra.com/city/perth/2139-08-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-25T19:08:59.141Z","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":"2026-05-25T19:08:59.141Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-25T19:08:59.141Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}