{"id":"vidhyamitra:city-day:perth:2070-08-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2070-08-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2070-08-13","date_display":"August 13, 2070 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":2070,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2477336.770833,"kali_year":5172,"ahargana":1888871.2708,"sun":{"sidereal_longitude":115.0771,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":196.2897,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":81.2126,"elapsed_within_tithi_degrees":9.2126},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":196.2897,"elapsed_within_degrees":9.623},"yoga":{"number":24,"name":"Śukla","sum_longitude":311.3668},"karana":{"half_tithi_index":13,"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":2070,"month":8,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2477336.770833,"ahargana":1888871.2708,"kali_year":5172,"ayanamsa_lahiri":24.8394,"grahas":{"sun":{"sidereal_longitude":115.84747499999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":197.140575,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false,"latitude":1.3728},"mars":{"sidereal_longitude":143.53927499999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":127.563175,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":4.050274999999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":99.73877500000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":169.870675,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":178.5102,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":358.5102,"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":2070,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2477336.770833,"kali_year":5172,"ahargana":1888871.2708,"sun":{"sidereal_longitude":115.0771,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":196.2897,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":81.2126,"elapsed_within_tithi_degrees":9.2126},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":196.2897,"elapsed_within_degrees":9.623},"yoga":{"number":24,"name":"Śukla","sum_longitude":311.3668},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.373,"elongation":81.213},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.373,"opposition_distance":98.787}},"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":"06:54","sunsetLocal":"17:48","solarNoonLocal":"12:21","dayLengthHours":10.890744455568985,"dayLengthDisplay":"10 Hours 53 Mins 27 Secs","nightLengthDisplay":"13 Hours 06 Mins 33 Secs","moonriseLocal":"11:04","moonsetLocal":"00:29","rahuKala":{"name":"Rāhu Kāla","start":"12:21","end":"13:43","startHours":12.35199201230359,"endHours":13.713335069249712,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:16","end":"09:38","startHours":8.26796284146522,"endHours":9.629305898411342,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:59","end":"12:21","startHours":10.990648955357466,"endHours":12.35199201230359,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:27","end":"09:49","startHours":9.447793490818526,"endHours":9.81081830600416,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:22","end":"07:39","startHours":7.360400803501138,"endHours":7.650820655649644,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:43","startHours":11.988967197117958,"endHours":12.715016827489222,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:27","end":"06:11","startHours":5.454520523776566,"endHours":6.180570154147831,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:00","end":"06:54","startHours":5.999057746555015,"endHours":6.906619784519097,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:54","startHours":14.167116088231754,"endHours":14.89316571860302,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:36","end":"18:00","startHours":17.597364240088083,"endHours":17.997364240088082,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:48","end":"18:15","startHours":17.797364240088083,"endHours":18.251145259070125,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:33","end":"19:18","startHours":17.547364240088083,"endHours":19.297364240088083,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:43","startHours":23.988967197117958,"endHours":24.715016827489222,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:54","end":"08:16","startHours":6.906619784519097,"endHours":8.26796284146522,"quality":"auspicious"},{"name":"Amṛta","start":"08:16","end":"09:38","startHours":8.26796284146522,"endHours":9.629305898411342,"quality":"auspicious"},{"name":"Kāla","start":"09:38","end":"10:59","startHours":9.629305898411342,"endHours":10.990648955357466,"quality":"inauspicious"},{"name":"Śubha","start":"10:59","end":"12:21","startHours":10.990648955357466,"endHours":12.35199201230359,"quality":"auspicious"},{"name":"Roga","start":"12:21","end":"13:43","startHours":12.35199201230359,"endHours":13.713335069249712,"quality":"inauspicious"},{"name":"Udveg","start":"13:43","end":"15:04","startHours":13.713335069249712,"endHours":15.074678126195835,"quality":"inauspicious"},{"name":"Chala","start":"15:04","end":"16:26","startHours":15.074678126195835,"endHours":16.43602118314196,"quality":"neutral"},{"name":"Labha","start":"16:26","end":"17:48","startHours":16.43602118314196,"endHours":17.797364240088083,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:48","end":"19:26","startHours":17.797364240088083,"endHours":19.43602118314196,"quality":"inauspicious"},{"name":"Chala","start":"19:26","end":"21:04","startHours":19.43602118314196,"endHours":21.074678126195835,"quality":"neutral"},{"name":"Labha","start":"21:04","end":"22:43","startHours":21.074678126195835,"endHours":22.713335069249712,"quality":"auspicious"},{"name":"Amṛta","start":"22:43","end":"00:21","startHours":22.713335069249712,"endHours":24.35199201230359,"quality":"auspicious"},{"name":"Kāla","start":"00:21","end":"01:59","startHours":24.35199201230359,"endHours":25.990648955357468,"quality":"inauspicious"},{"name":"Śubha","start":"01:59","end":"03:38","startHours":25.990648955357468,"endHours":27.629305898411346,"quality":"auspicious"},{"name":"Roga","start":"03:38","end":"05:16","startHours":27.629305898411346,"endHours":29.26796284146522,"quality":"inauspicious"},{"name":"Udveg","start":"05:16","end":"06:54","startHours":29.26796284146522,"endHours":30.906619784519098,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:54","end":"07:54","startHours":6.906619784519097,"endHours":7.906619784519097,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:54","end":"08:54","startHours":7.906619784519097,"endHours":8.906619784519098,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:54","end":"09:54","startHours":8.906619784519098,"endHours":9.906619784519098,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:54","end":"10:54","startHours":9.906619784519098,"endHours":10.906619784519098,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:54","end":"11:54","startHours":10.906619784519098,"endHours":11.906619784519098,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:54","end":"12:54","startHours":11.906619784519098,"endHours":12.906619784519098,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:54","end":"13:54","startHours":12.906619784519098,"endHours":13.906619784519098,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:54","end":"14:54","startHours":13.906619784519098,"endHours":14.906619784519098,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:54","end":"15:54","startHours":14.906619784519098,"endHours":15.906619784519098,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:54","end":"16:54","startHours":15.906619784519098,"endHours":16.906619784519098,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:54","end":"17:54","startHours":16.906619784519098,"endHours":17.906619784519098,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:54","end":"18:54","startHours":17.906619784519098,"endHours":18.906619784519098,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:54","end":"19:54","startHours":18.906619784519098,"endHours":19.906619784519098,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:54","end":"20:54","startHours":19.906619784519098,"endHours":20.906619784519098,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:54","end":"21:54","startHours":20.906619784519098,"endHours":21.906619784519098,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:54","end":"22:54","startHours":21.906619784519098,"endHours":22.906619784519098,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:54","end":"23:54","startHours":22.906619784519098,"endHours":23.906619784519098,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:54","end":"00:54","startHours":23.906619784519098,"endHours":24.906619784519098,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:54","end":"01:54","startHours":24.906619784519098,"endHours":25.906619784519098,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:54","end":"02:54","startHours":25.906619784519098,"endHours":26.906619784519098,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:54","end":"03:54","startHours":26.906619784519098,"endHours":27.906619784519098,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:54","end":"04:54","startHours":27.906619784519098,"endHours":28.906619784519098,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:54","end":"05:54","startHours":28.906619784519098,"endHours":29.906619784519098,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:54","end":"06:54","startHours":29.906619784519098,"endHours":30.906619784519098,"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"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":14.595102003071291,"eotMinutes":-4.561520738215509,"ayanamsa":24.8394}},"calendars":{"vikram_samvat":2127,"vikram_samvatsara":"Śobhana","saka_samvat":1992,"saka_samvatsara":"Vikṛti","bengali_samvat":1477,"malayalam_era":1246,"nanakshahi_year":601,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Saptamī · Vikram 2127 Śobhana · Śaka 1992 Vikṛti"},"festivals":[],"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 August 13, 2070 CE · Perth, Australia · Vidhyamitra","description":"August 13, 2070 CE for Perth, Australia: Śukla Saptamī, sūryodaya 06:54, sūryāsta 17:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2070-08-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2070-08-13","sa":"https://sa.vidhyamitra.com/city/perth/2070-08-13","hi":"https://hi.vidhyamitra.com/city/perth/2070-08-13","x-default":"https://vidhyamitra.com/city/perth/2070-08-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T18:58:09.140Z","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":"2026-06-01T18:58:09.140Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T18:58:09.140Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}