{"id":"vidhyamitra:city-day:perth:2122-08-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2122-08-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2122-08-01","date_display":"August 1, 2122 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":2122,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496316.770833,"kali_year":5224,"ahargana":1907851.2708,"sun":{"sidereal_longitude":102.2655,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":85.8169,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.5514,"elapsed_within_tithi_degrees":7.5514},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":85.8169,"elapsed_within_degrees":5.8169},"yoga":{"number":15,"name":"Vajra","sum_longitude":188.0825},"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":2122,"month":8,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2496316.770833,"ahargana":1907851.2708,"kali_year":5224,"ayanamsa_lahiri":25.5654,"grahas":{"sun":{"sidereal_longitude":103.08510000000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"moon":{"sidereal_longitude":85.11070000000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false,"latitude":-1.0081},"mars":{"sidereal_longitude":65.4699,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":128.38909999999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":127.6257,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":146.10310000000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":87.47469999999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":252.8584,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":72.8584,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"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":2122,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496316.770833,"kali_year":5224,"ahargana":1907851.2708,"sun":{"sidereal_longitude":102.2655,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":85.8169,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.5514,"elapsed_within_tithi_degrees":7.5514},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":85.8169,"elapsed_within_degrees":5.8169},"yoga":{"number":15,"name":"Vajra","sum_longitude":188.0825},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.008,"elongation":16.449},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.008,"opposition_distance":163.551}},"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":"07:05","sunsetLocal":"17:40","solarNoonLocal":"12:23","dayLengthHours":10.572467333780205,"dayLengthDisplay":"10 Hours 34 Mins 21 Secs","nightLengthDisplay":"13 Hours 25 Mins 39 Secs","moonriseLocal":"06:06","moonsetLocal":"16:16","rahuKala":{"name":"Rāhu Kāla","start":"09:44","end":"11:03","startHours":9.733144331000119,"endHours":11.054702747722645,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:42","end":"15:01","startHours":13.697819581167696,"endHours":15.019377997890222,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:05","end":"08:25","startHours":7.090027497555068,"endHours":8.411585914277595,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:33","end":"09:55","startHours":9.556936542103783,"endHours":9.909352119896457,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:32","end":"07:49","startHours":7.53054696979591,"endHours":7.812479432030049,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:44","startHours":12.023845586652499,"endHours":12.728676742237845,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:41","end":"06:23","startHours":5.680365186384375,"endHours":6.3851963419697215,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:13","end":"07:05","startHours":6.208988553073384,"endHours":7.090027497555068,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:51","startHours":14.138339053408538,"endHours":14.843170208993886,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:28","end":"17:52","startHours":17.462494831335274,"endHours":17.862494831335272,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:40","end":"18:06","startHours":17.662494831335273,"endHours":18.103014303576114,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:25","end":"19:10","startHours":17.412494831335273,"endHours":19.162494831335273,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:44","startHours":24.0238455866525,"endHours":24.728676742237845,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:05","end":"08:25","startHours":7.090027497555068,"endHours":8.411585914277595,"quality":"inauspicious"},{"name":"Śubha","start":"08:25","end":"09:44","startHours":8.411585914277595,"endHours":9.733144331000119,"quality":"auspicious"},{"name":"Roga","start":"09:44","end":"11:03","startHours":9.733144331000119,"endHours":11.054702747722645,"quality":"inauspicious"},{"name":"Udveg","start":"11:03","end":"12:23","startHours":11.054702747722645,"endHours":12.376261164445172,"quality":"inauspicious"},{"name":"Chala","start":"12:23","end":"13:42","startHours":12.376261164445172,"endHours":13.697819581167696,"quality":"neutral"},{"name":"Labha","start":"13:42","end":"15:01","startHours":13.697819581167696,"endHours":15.019377997890222,"quality":"auspicious"},{"name":"Amṛta","start":"15:01","end":"16:20","startHours":15.019377997890222,"endHours":16.34093641461275,"quality":"auspicious"},{"name":"Kāla","start":"16:20","end":"17:40","startHours":16.34093641461275,"endHours":17.662494831335273,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:40","end":"19:20","startHours":17.662494831335273,"endHours":19.34093641461275,"quality":"auspicious"},{"name":"Amṛta","start":"19:20","end":"21:01","startHours":19.34093641461275,"endHours":21.01937799789022,"quality":"auspicious"},{"name":"Kāla","start":"21:01","end":"22:42","startHours":21.01937799789022,"endHours":22.697819581167696,"quality":"inauspicious"},{"name":"Śubha","start":"22:42","end":"00:23","startHours":22.697819581167696,"endHours":24.37626116444517,"quality":"auspicious"},{"name":"Roga","start":"00:23","end":"02:03","startHours":24.37626116444517,"endHours":26.054702747722644,"quality":"inauspicious"},{"name":"Udveg","start":"02:03","end":"03:44","startHours":26.054702747722644,"endHours":27.73314433100012,"quality":"inauspicious"},{"name":"Chala","start":"03:44","end":"05:25","startHours":27.73314433100012,"endHours":29.411585914277595,"quality":"neutral"},{"name":"Labha","start":"05:25","end":"07:05","startHours":29.411585914277595,"endHours":31.09002749755507,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:05","end":"08:05","startHours":7.090027497555068,"endHours":8.090027497555068,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:05","end":"09:05","startHours":8.090027497555068,"endHours":9.090027497555068,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:05","end":"10:05","startHours":9.090027497555068,"endHours":10.090027497555068,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:05","end":"11:05","startHours":10.090027497555068,"endHours":11.090027497555068,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:05","end":"12:05","startHours":11.090027497555068,"endHours":12.090027497555068,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:05","end":"13:05","startHours":12.090027497555068,"endHours":13.090027497555068,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:05","end":"14:05","startHours":13.090027497555068,"endHours":14.090027497555068,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:05","end":"15:05","startHours":14.090027497555068,"endHours":15.090027497555068,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:05","end":"16:05","startHours":15.090027497555068,"endHours":16.09002749755507,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:05","end":"17:05","startHours":16.09002749755507,"endHours":17.09002749755507,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:05","end":"18:05","startHours":17.09002749755507,"endHours":18.09002749755507,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:05","end":"19:05","startHours":18.09002749755507,"endHours":19.09002749755507,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:05","end":"20:05","startHours":19.09002749755507,"endHours":20.09002749755507,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:05","end":"21:05","startHours":20.09002749755507,"endHours":21.09002749755507,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:05","end":"22:05","startHours":21.09002749755507,"endHours":22.09002749755507,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:05","end":"23:05","startHours":22.09002749755507,"endHours":23.09002749755507,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:05","end":"00:05","startHours":23.09002749755507,"endHours":24.09002749755507,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:05","end":"01:05","startHours":24.09002749755507,"endHours":25.09002749755507,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:05","end":"02:05","startHours":25.09002749755507,"endHours":26.09002749755507,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:05","end":"03:05","startHours":26.09002749755507,"endHours":27.09002749755507,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:05","end":"04:05","startHours":27.09002749755507,"endHours":28.09002749755507,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:05","end":"05:05","startHours":28.09002749755507,"endHours":29.09002749755507,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:05","end":"06:05","startHours":29.09002749755507,"endHours":30.09002749755507,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:05","end":"07:05","startHours":30.09002749755507,"endHours":31.09002749755507,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"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":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"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":18.096431823599083,"eotMinutes":-6.017669866710306,"ayanamsa":25.5654}},"calendars":{"vikram_samvat":2179,"vikram_samvatsara":"Manmatha","saka_samvat":2044,"saka_samvatsara":"Citrabhānu","bengali_samvat":1529,"malayalam_era":1298,"nanakshahi_year":653,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Caturdaśī · Vikram 2179 Manmatha · Śaka 2044 Citrabhānu"},"festivals":[{"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":"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":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","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 1, 2122 CE · Perth, Australia · Vidhyamitra","description":"August 1, 2122 CE for Perth, Australia: Kṛṣṇa Caturdaśī, sūryodaya 07:05, sūryāsta 17:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2122-08-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2122-08-01","sa":"https://sa.vidhyamitra.com/city/perth/2122-08-01","hi":"https://hi.vidhyamitra.com/city/perth/2122-08-01","x-default":"https://vidhyamitra.com/city/perth/2122-08-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T11:53:21.616Z","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":"2026-05-22T11:53:21.616Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T11:53:21.616Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}