{"id":"vidhyamitra:city-day:perth:2152-08-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2152-08-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2152-08-21","date_display":"August 21, 2152 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":2152,"month":8,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507294.770833,"kali_year":5254,"ahargana":1918829.2708,"sun":{"sidereal_longitude":121.5601,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":8.9552,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":247.3951,"elapsed_within_tithi_degrees":7.3951},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":8.9552,"elapsed_within_degrees":8.9552},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":130.5153},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"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":2152,"month":8,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2507294.770833,"ahargana":1918829.2708,"kali_year":5254,"ayanamsa_lahiri":25.9852,"grahas":{"sun":{"sidereal_longitude":122.56335899999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":5.836159000000009,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":-1.7014},"mars":{"sidereal_longitude":67.35155900000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":130.07185900000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":322.17235900000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":150.407559,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":96.18845899999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":31.1912,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":211.1912,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","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":2152,"month":8,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507294.770833,"kali_year":5254,"ahargana":1918829.2708,"sun":{"sidereal_longitude":121.5601,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":8.9552,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":247.3951,"elapsed_within_tithi_degrees":7.3951},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":8.9552,"elapsed_within_degrees":8.9552},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":130.5153},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.701,"elongation":112.605},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.701,"opposition_distance":67.395}},"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":"06:46","sunsetLocal":"17:53","solarNoonLocal":"12:19","dayLengthHours":11.12110402556857,"dayLengthDisplay":"11 Hours 07 Mins 16 Secs","nightLengthDisplay":"12 Hours 52 Mins 44 Secs","moonriseLocal":"23:00","moonsetLocal":"10:05","rahuKala":{"name":"Rāhu Kāla","start":"08:09","end":"09:33","startHours":8.152184212345034,"endHours":9.542322215541105,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:56","end":"12:19","startHours":10.932460218737177,"endHours":12.322598221933248,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:43","end":"15:06","startHours":13.71273622512932,"endHours":15.10287422832539,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:44","startHours":9.35697048178163,"endHours":9.72767394930058,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:14","end":"07:31","startHours":7.2254255435476535,"endHours":7.5219883175628155,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:42","startHours":11.951894754414296,"endHours":12.6933016894522,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:17","end":"06:01","startHours":5.279232339073154,"endHours":6.020639274111058,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:50","end":"06:46","startHours":5.835287540351582,"endHours":6.762046209148963,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:11","end":"14:55","startHours":14.176115559528009,"endHours":14.917522494565914,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:41","end":"18:05","startHours":17.683150234717534,"endHours":18.083150234717532,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:53","end":"18:21","startHours":17.883150234717533,"endHours":18.346529569116225,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:38","end":"19:23","startHours":17.633150234717533,"endHours":19.383150234717533,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:42","startHours":23.951894754414294,"endHours":24.693301689452202,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:46","end":"08:09","startHours":6.762046209148963,"endHours":8.152184212345034,"quality":"auspicious"},{"name":"Kāla","start":"08:09","end":"09:33","startHours":8.152184212345034,"endHours":9.542322215541105,"quality":"inauspicious"},{"name":"Śubha","start":"09:33","end":"10:56","startHours":9.542322215541105,"endHours":10.932460218737177,"quality":"auspicious"},{"name":"Roga","start":"10:56","end":"12:19","startHours":10.932460218737177,"endHours":12.322598221933248,"quality":"inauspicious"},{"name":"Udveg","start":"12:19","end":"13:43","startHours":12.322598221933248,"endHours":13.71273622512932,"quality":"inauspicious"},{"name":"Chala","start":"13:43","end":"15:06","startHours":13.71273622512932,"endHours":15.10287422832539,"quality":"neutral"},{"name":"Labha","start":"15:06","end":"16:30","startHours":15.10287422832539,"endHours":16.493012231521462,"quality":"auspicious"},{"name":"Amṛta","start":"16:30","end":"17:53","startHours":16.493012231521462,"endHours":17.883150234717533,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:53","end":"19:30","startHours":17.883150234717533,"endHours":19.493012231521462,"quality":"neutral"},{"name":"Labha","start":"19:30","end":"21:06","startHours":19.493012231521462,"endHours":21.10287422832539,"quality":"auspicious"},{"name":"Amṛta","start":"21:06","end":"22:43","startHours":21.10287422832539,"endHours":22.71273622512932,"quality":"auspicious"},{"name":"Kāla","start":"22:43","end":"00:19","startHours":22.71273622512932,"endHours":24.322598221933248,"quality":"inauspicious"},{"name":"Śubha","start":"00:19","end":"01:56","startHours":24.322598221933248,"endHours":25.932460218737177,"quality":"auspicious"},{"name":"Roga","start":"01:56","end":"03:33","startHours":25.932460218737177,"endHours":27.542322215541105,"quality":"inauspicious"},{"name":"Udveg","start":"03:33","end":"05:09","startHours":27.542322215541105,"endHours":29.152184212345034,"quality":"inauspicious"},{"name":"Chala","start":"05:09","end":"06:46","startHours":29.152184212345034,"endHours":30.762046209148963,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:46","end":"07:46","startHours":6.762046209148963,"endHours":7.762046209148963,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:46","end":"08:46","startHours":7.762046209148963,"endHours":8.762046209148963,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:46","end":"09:46","startHours":8.762046209148963,"endHours":9.762046209148963,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:46","end":"10:46","startHours":9.762046209148963,"endHours":10.762046209148963,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:46","end":"11:46","startHours":10.762046209148963,"endHours":11.762046209148963,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:46","end":"12:46","startHours":11.762046209148963,"endHours":12.762046209148963,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:46","end":"13:46","startHours":12.762046209148963,"endHours":13.762046209148963,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:46","end":"14:46","startHours":13.762046209148963,"endHours":14.762046209148963,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:46","end":"15:46","startHours":14.762046209148963,"endHours":15.762046209148963,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:46","end":"16:46","startHours":15.762046209148963,"endHours":16.762046209148963,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:46","end":"17:46","startHours":16.762046209148963,"endHours":17.762046209148963,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:46","end":"18:46","startHours":17.762046209148963,"endHours":18.762046209148963,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:46","end":"19:46","startHours":18.762046209148963,"endHours":19.762046209148963,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:46","end":"20:46","startHours":19.762046209148963,"endHours":20.762046209148963,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:46","end":"21:46","startHours":20.762046209148963,"endHours":21.762046209148963,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:46","end":"22:46","startHours":21.762046209148963,"endHours":22.762046209148963,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:46","end":"23:46","startHours":22.762046209148963,"endHours":23.762046209148963,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:46","end":"00:46","startHours":23.762046209148963,"endHours":24.762046209148963,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:46","end":"01:46","startHours":24.762046209148963,"endHours":25.762046209148963,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:46","end":"02:46","startHours":25.762046209148963,"endHours":26.762046209148963,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:46","end":"03:46","startHours":26.762046209148963,"endHours":27.762046209148963,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:46","end":"04:46","startHours":27.762046209148963,"endHours":28.762046209148963,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:46","end":"05:46","startHours":28.762046209148963,"endHours":29.762046209148963,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:46","end":"06:46","startHours":29.762046209148963,"endHours":30.762046209148963,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":11.977476396551474,"eotMinutes":-2.7978933159948465,"ayanamsa":25.9852}},"calendars":{"vikram_samvat":2209,"vikram_samvatsara":"Krodhana","saka_samvat":2074,"saka_samvatsara":"Paridhāvi","bengali_samvat":1559,"malayalam_era":1328,"nanakshahi_year":683,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Ṣaṣṭhī · Vikram 2209 Krodhana · Śaka 2074 Paridhāvi"},"festivals":[{"id":"balarama-jayanti","name":"Balarāma Jayantī (Hala-Ṣaṣṭhī)","name_sanskrit":"बलराम जयन्ती","tradition":"Vaishnava","associated_deity":"Balarāma (Krishna's elder brother; ādi-śeṣa)","significance":"Birth of Bala-deva, Krishna's elder brother and Saṅkarṣaṇa.","vrata":true,"detection":{"tithi_number":21,"tithi_paksha":"Kṛṣṇa","lunar_month":"Bhādrapada"},"precedence":3,"sources":["Bhāgavata 10.2-3"]}],"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":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 21, 2152 CE · Perth, Australia · Vidhyamitra","description":"August 21, 2152 CE for Perth, Australia: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:46, sūryāsta 17:53.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2152-08-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2152-08-21","sa":"https://sa.vidhyamitra.com/city/perth/2152-08-21","hi":"https://hi.vidhyamitra.com/city/perth/2152-08-21","x-default":"https://vidhyamitra.com/city/perth/2152-08-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T12:51:58.491Z","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":"2026-05-31T12:51:58.491Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T12:51:58.491Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}