{"id":"vidhyamitra:city-day:perth:2072-08-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2072-08-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2072-08-13","date_display":"August 13, 2072 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":2072,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2478067.770833,"kali_year":5174,"ahargana":1889602.2708,"sun":{"sidereal_longitude":115.5377,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":101.1121,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":345.5744,"elapsed_within_tithi_degrees":9.5744},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":101.1121,"elapsed_within_degrees":7.7788},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":216.6498},"karana":{"half_tithi_index":57,"name":"Śakuni"},"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":2072,"month":8,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2478067.770833,"ahargana":1889602.2708,"kali_year":5174,"ayanamsa_lahiri":24.8674,"grahas":{"sun":{"sidereal_longitude":116.31464499999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":101.87104499999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false,"latitude":-2.8098},"mars":{"sidereal_longitude":156.308045,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":100.48434500000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":66.72294499999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":137.812345,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":192.29254500000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":139.7783,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":319.7783,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":2072,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2478067.770833,"kali_year":5174,"ahargana":1889602.2708,"sun":{"sidereal_longitude":115.5377,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":101.1121,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":345.5744,"elapsed_within_tithi_degrees":9.5744},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":101.1121,"elapsed_within_degrees":7.7788},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":216.6498},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.81,"elongation":14.426},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.81,"opposition_distance":165.574}},"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":10.90480954083722,"dayLengthDisplay":"10 Hours 54 Mins 17 Secs","nightLengthDisplay":"13 Hours 05 Mins 43 Secs","moonriseLocal":"06:09","moonsetLocal":"16:38","rahuKala":{"name":"Rāhu Kāla","start":"09:38","end":"10:59","startHours":9.625789627094285,"endHours":10.988890819698938,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:43","end":"15:05","startHours":13.715093204908243,"endHours":15.078194397512895,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:54","end":"08:16","startHours":6.899587241884979,"endHours":8.262688434489633,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:27","end":"09:48","startHours":9.444042801413664,"endHours":9.807536452774904,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:21","end":"07:39","startHours":7.35395430608653,"endHours":7.644749227175523,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:43","startHours":11.98849836094235,"endHours":12.71548566366483,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:27","end":"06:10","startHours":5.445612636440016,"endHours":6.172599939162498,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:59","end":"06:54","startHours":5.990853113481878,"endHours":6.899587241884979,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:54","startHours":14.169460269109791,"endHours":14.896447571832272,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:36","end":"18:00","startHours":17.6043967827222,"endHours":18.0043967827222,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:48","end":"18:16","startHours":17.8043967827222,"endHours":18.258763846923753,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:33","end":"19:18","startHours":17.5543967827222,"endHours":19.3043967827222,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:43","startHours":23.988498360942348,"endHours":24.715485663664833,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:54","end":"08:16","startHours":6.899587241884979,"endHours":8.262688434489633,"quality":"inauspicious"},{"name":"Śubha","start":"08:16","end":"09:38","startHours":8.262688434489633,"endHours":9.625789627094285,"quality":"auspicious"},{"name":"Roga","start":"09:38","end":"10:59","startHours":9.625789627094285,"endHours":10.988890819698938,"quality":"inauspicious"},{"name":"Udveg","start":"10:59","end":"12:21","startHours":10.988890819698938,"endHours":12.35199201230359,"quality":"inauspicious"},{"name":"Chala","start":"12:21","end":"13:43","startHours":12.35199201230359,"endHours":13.715093204908243,"quality":"neutral"},{"name":"Labha","start":"13:43","end":"15:05","startHours":13.715093204908243,"endHours":15.078194397512895,"quality":"auspicious"},{"name":"Amṛta","start":"15:05","end":"16:26","startHours":15.078194397512895,"endHours":16.441295590117548,"quality":"auspicious"},{"name":"Kāla","start":"16:26","end":"17:48","startHours":16.441295590117548,"endHours":17.8043967827222,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:48","end":"19:26","startHours":17.8043967827222,"endHours":19.441295590117548,"quality":"auspicious"},{"name":"Amṛta","start":"19:26","end":"21:05","startHours":19.441295590117548,"endHours":21.078194397512895,"quality":"auspicious"},{"name":"Kāla","start":"21:05","end":"22:43","startHours":21.078194397512895,"endHours":22.715093204908243,"quality":"inauspicious"},{"name":"Śubha","start":"22:43","end":"00:21","startHours":22.715093204908243,"endHours":24.35199201230359,"quality":"auspicious"},{"name":"Roga","start":"00:21","end":"01:59","startHours":24.35199201230359,"endHours":25.988890819698938,"quality":"inauspicious"},{"name":"Udveg","start":"01:59","end":"03:38","startHours":25.988890819698938,"endHours":27.625789627094285,"quality":"inauspicious"},{"name":"Chala","start":"03:38","end":"05:16","startHours":27.625789627094285,"endHours":29.262688434489633,"quality":"neutral"},{"name":"Labha","start":"05:16","end":"06:54","startHours":29.262688434489633,"endHours":30.89958724188498,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:54","end":"07:54","startHours":6.899587241884979,"endHours":7.899587241884979,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:54","end":"08:54","startHours":7.899587241884979,"endHours":8.89958724188498,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:54","end":"09:54","startHours":8.89958724188498,"endHours":9.89958724188498,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:54","end":"10:54","startHours":9.89958724188498,"endHours":10.89958724188498,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:54","end":"11:54","startHours":10.89958724188498,"endHours":11.89958724188498,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:54","end":"12:54","startHours":11.89958724188498,"endHours":12.89958724188498,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:54","end":"13:54","startHours":12.89958724188498,"endHours":13.89958724188498,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:54","end":"14:54","startHours":13.89958724188498,"endHours":14.89958724188498,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:54","end":"15:54","startHours":14.89958724188498,"endHours":15.89958724188498,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:54","end":"16:54","startHours":15.89958724188498,"endHours":16.89958724188498,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:54","end":"17:54","startHours":16.89958724188498,"endHours":17.89958724188498,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:54","end":"18:54","startHours":17.89958724188498,"endHours":18.89958724188498,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:54","end":"19:54","startHours":18.89958724188498,"endHours":19.89958724188498,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:54","end":"20:54","startHours":19.89958724188498,"endHours":20.89958724188498,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:54","end":"21:54","startHours":20.89958724188498,"endHours":21.89958724188498,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:54","end":"22:54","startHours":21.89958724188498,"endHours":22.89958724188498,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:54","end":"23:54","startHours":22.89958724188498,"endHours":23.89958724188498,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:54","end":"00:54","startHours":23.89958724188498,"endHours":24.89958724188498,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:54","end":"01:54","startHours":24.89958724188498,"endHours":25.89958724188498,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:54","end":"02:54","startHours":25.89958724188498,"endHours":26.89958724188498,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:54","end":"03:54","startHours":26.89958724188498,"endHours":27.89958724188498,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:54","end":"04:54","startHours":27.89958724188498,"endHours":28.89958724188498,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:54","end":"05:54","startHours":28.89958724188498,"endHours":29.89958724188498,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:54","end":"06:54","startHours":29.89958724188498,"endHours":30.89958724188498,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Prajāpati","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":14.437146769693154,"eotMinutes":-4.561520738215509,"ayanamsa":24.8674}},"calendars":{"vikram_samvat":2129,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1994,"saka_samvatsara":"Nandana","bengali_samvat":1479,"malayalam_era":1248,"nanakshahi_year":603,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Āṣāḍha","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 Kṛṣṇa Caturdaśī · Vikram 2129 Viśvāvasu · Śaka 1994 Nandana"},"festivals":[{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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, 2072 CE · Perth, Australia · Vidhyamitra","description":"August 13, 2072 CE for Perth, Australia: Kṛṣṇa Caturdaśī, sūryodaya 06:54, sūryāsta 17:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2072-08-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2072-08-13","sa":"https://sa.vidhyamitra.com/city/perth/2072-08-13","hi":"https://hi.vidhyamitra.com/city/perth/2072-08-13","x-default":"https://vidhyamitra.com/city/perth/2072-08-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T22:38:17.655Z","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":"2026-05-31T22:38:17.655Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T22:38:17.655Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}