{"id":"vidhyamitra:city-day:perth:2103-08-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2103-08-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2103-08-19","date_display":"August 19, 2103 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":2103,"month":8,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489394.770833,"kali_year":5205,"ahargana":1900929.2708,"sun":{"sidereal_longitude":119.3393,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":312.1816,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":192.8423,"elapsed_within_tithi_degrees":0.8423},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":312.1816,"elapsed_within_degrees":5.5149},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":71.5209},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2103,"month":8,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2489394.770833,"ahargana":1900929.2708,"kali_year":5205,"ayanamsa_lahiri":25.3006,"grahas":{"sun":{"sidereal_longitude":120.21207099999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":314.41397099999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false,"latitude":3.5717},"mars":{"sidereal_longitude":53.249071000000015,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":119.69857100000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":262.44247100000007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":84.35537099999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":209.26087099999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":259.6193,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":79.6193,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":2103,"month":8,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489394.770833,"kali_year":5205,"ahargana":1900929.2708,"sun":{"sidereal_longitude":119.3393,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":312.1816,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":192.8423,"elapsed_within_tithi_degrees":0.8423},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":312.1816,"elapsed_within_degrees":5.5149},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":71.5209},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.572,"elongation":167.158},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.572,"opposition_distance":12.842}},"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":"06:49","sunsetLocal":"17:51","solarNoonLocal":"12:20","dayLengthHours":11.030464888489423,"dayLengthDisplay":"11 Hours 01 Mins 50 Secs","nightLengthDisplay":"12 Hours 58 Mins 10 Secs","moonriseLocal":"18:54","moonsetLocal":"07:39","rahuKala":{"name":"Rāhu Kāla","start":"16:28","end":"17:51","startHours":16.46728214328899,"endHours":17.84609025435017,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:20","end":"13:43","startHours":12.330857810105458,"endHours":13.709665921166636,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:05","end":"16:28","startHours":15.088474032227815,"endHours":16.46728214328899,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:23","end":"09:45","startHours":9.389400506508279,"endHours":9.757082669457926,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:17","end":"07:34","startHours":7.275228069547806,"endHours":7.569373799907524,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:42","startHours":11.963175647155811,"endHours":12.698539973055105,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:21","end":"06:05","startHours":5.344896714062157,"endHours":6.080261039961452,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:54","end":"06:49","startHours":5.896419958486629,"endHours":6.815625365860747,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:54","startHours":14.169268624853697,"endHours":14.904632950752992,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:39","end":"18:03","startHours":17.64609025435017,"endHours":18.04609025435017,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:51","end":"18:18","startHours":17.84609025435017,"endHours":18.30569295803723,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:36","end":"19:21","startHours":17.59609025435017,"endHours":19.34609025435017,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:42","startHours":23.963175647155808,"endHours":24.698539973055105,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:49","end":"08:12","startHours":6.815625365860747,"endHours":8.194433476921924,"quality":"inauspicious"},{"name":"Chala","start":"08:12","end":"09:34","startHours":8.194433476921924,"endHours":9.573241587983102,"quality":"neutral"},{"name":"Labha","start":"09:34","end":"10:57","startHours":9.573241587983102,"endHours":10.95204969904428,"quality":"auspicious"},{"name":"Amṛta","start":"10:57","end":"12:20","startHours":10.95204969904428,"endHours":12.330857810105458,"quality":"auspicious"},{"name":"Kāla","start":"12:20","end":"13:43","startHours":12.330857810105458,"endHours":13.709665921166636,"quality":"inauspicious"},{"name":"Śubha","start":"13:43","end":"15:05","startHours":13.709665921166636,"endHours":15.088474032227815,"quality":"auspicious"},{"name":"Roga","start":"15:05","end":"16:28","startHours":15.088474032227815,"endHours":16.46728214328899,"quality":"inauspicious"},{"name":"Udveg","start":"16:28","end":"17:51","startHours":16.46728214328899,"endHours":17.84609025435017,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:51","end":"19:28","startHours":17.84609025435017,"endHours":19.46728214328899,"quality":"auspicious"},{"name":"Roga","start":"19:28","end":"21:05","startHours":19.46728214328899,"endHours":21.088474032227815,"quality":"inauspicious"},{"name":"Udveg","start":"21:05","end":"22:43","startHours":21.088474032227815,"endHours":22.709665921166636,"quality":"inauspicious"},{"name":"Chala","start":"22:43","end":"00:20","startHours":22.709665921166636,"endHours":24.330857810105456,"quality":"neutral"},{"name":"Labha","start":"00:20","end":"01:57","startHours":24.330857810105456,"endHours":25.95204969904428,"quality":"auspicious"},{"name":"Amṛta","start":"01:57","end":"03:34","startHours":25.95204969904428,"endHours":27.5732415879831,"quality":"auspicious"},{"name":"Kāla","start":"03:34","end":"05:12","startHours":27.5732415879831,"endHours":29.194433476921922,"quality":"inauspicious"},{"name":"Śubha","start":"05:12","end":"06:49","startHours":29.194433476921922,"endHours":30.815625365860747,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:49","end":"07:49","startHours":6.815625365860747,"endHours":7.815625365860747,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:49","end":"08:49","startHours":7.815625365860747,"endHours":8.815625365860747,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:49","end":"09:49","startHours":8.815625365860747,"endHours":9.815625365860747,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:49","end":"10:49","startHours":9.815625365860747,"endHours":10.815625365860747,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:49","end":"11:49","startHours":10.815625365860747,"endHours":11.815625365860747,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:49","end":"12:49","startHours":11.815625365860747,"endHours":12.815625365860747,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:49","end":"13:49","startHours":12.815625365860747,"endHours":13.815625365860747,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:49","end":"14:49","startHours":13.815625365860747,"endHours":14.815625365860747,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:49","end":"15:49","startHours":14.815625365860747,"endHours":15.815625365860747,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:49","end":"16:49","startHours":15.815625365860747,"endHours":16.815625365860747,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:49","end":"17:49","startHours":16.815625365860747,"endHours":17.815625365860747,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:49","end":"18:49","startHours":17.815625365860747,"endHours":18.815625365860747,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:49","end":"19:49","startHours":18.815625365860747,"endHours":19.815625365860747,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:49","end":"20:49","startHours":19.815625365860747,"endHours":20.815625365860747,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:49","end":"21:49","startHours":20.815625365860747,"endHours":21.815625365860747,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:49","end":"22:49","startHours":21.815625365860747,"endHours":22.815625365860747,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:49","end":"23:49","startHours":22.815625365860747,"endHours":23.815625365860747,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:49","end":"00:49","startHours":23.815625365860747,"endHours":24.815625365860747,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:49","end":"01:49","startHours":24.815625365860747,"endHours":25.815625365860747,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:49","end":"02:49","startHours":25.815625365860747,"endHours":26.815625365860747,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:49","end":"03:49","startHours":26.815625365860747,"endHours":27.815625365860747,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:49","end":"04:49","startHours":27.815625365860747,"endHours":28.815625365860747,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:49","end":"05:49","startHours":28.815625365860747,"endHours":29.815625365860747,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:49","end":"06:49","startHours":29.815625365860747,"endHours":30.815625365860747,"planetary_lord":"Jupiter"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":13.014971529140691,"eotMinutes":-3.2934686063275223,"ayanamsa":25.3006}},"calendars":{"vikram_samvat":2160,"vikram_samvatsara":"Dhātṛ","saka_samvat":2025,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1510,"malayalam_era":1279,"nanakshahi_year":634,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Dvitīyā · Vikram 2160 Dhātṛ · Śaka 2025 Rudhirodgāri"},"festivals":[{"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":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 19, 2103 CE · Perth, Australia · Vidhyamitra","description":"August 19, 2103 CE for Perth, Australia: Kṛṣṇa Dvitīyā, sūryodaya 06:49, sūryāsta 17:51.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2103-08-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2103-08-19","sa":"https://sa.vidhyamitra.com/city/perth/2103-08-19","hi":"https://hi.vidhyamitra.com/city/perth/2103-08-19","x-default":"https://vidhyamitra.com/city/perth/2103-08-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T21:47:02.613Z","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":"2026-05-22T21:47:02.613Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T21:47:02.613Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}