{"id":"vidhyamitra:city-day:perth:2144-08-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2144-08-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2144-08-31","date_display":"August 31, 2144 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":2144,"month":8,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504382.770833,"kali_year":5246,"ahargana":1915917.2708,"sun":{"sidereal_longitude":131.2253,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":156.9291,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":25.7038,"elapsed_within_tithi_degrees":1.7038},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":156.9291,"elapsed_within_degrees":10.2625},"yoga":{"number":22,"name":"Sādhya","sum_longitude":288.1544},"karana":{"half_tithi_index":4,"name":"Taitila"},"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":2144,"month":8,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2504382.770833,"ahargana":1915917.2708,"kali_year":5246,"ayanamsa_lahiri":25.8738,"grahas":{"sun":{"sidereal_longitude":132.25291900000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":160.29071900000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false,"latitude":-2.1492},"mars":{"sidereal_longitude":263.47551899999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":126.46711900000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":91.508219,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"venus":{"sidereal_longitude":162.10421900000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":351.195019,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":185.483,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":5.483,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":2144,"month":8,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504382.770833,"kali_year":5246,"ahargana":1915917.2708,"sun":{"sidereal_longitude":131.2253,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":156.9291,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":25.7038,"elapsed_within_tithi_degrees":1.7038},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":156.9291,"elapsed_within_degrees":10.2625},"yoga":{"number":22,"name":"Sādhya","sum_longitude":288.1544},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.149,"elongation":25.704},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.149,"opposition_distance":154.296}},"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":"06:34","sunsetLocal":"17:59","solarNoonLocal":"12:16","dayLengthHours":11.41792247951826,"dayLengthDisplay":"11 Hours 25 Mins 05 Secs","nightLengthDisplay":"12 Hours 34 Mins 55 Secs","moonriseLocal":"08:00","moonsetLocal":"20:17","rahuKala":{"name":"Rāhu Kāla","start":"08:00","end":"09:25","startHours":7.991819244790864,"endHours":9.419059554730646,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:51","end":"12:16","startHours":10.846299864670428,"endHours":12.273540174610211,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:42","end":"15:08","startHours":13.700780484549995,"endHours":15.128020794489776,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:14","end":"09:37","startHours":9.228760846738675,"endHours":9.609358262722617,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:02","end":"07:21","startHours":7.040325704831009,"endHours":7.3448036376181625,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:39","startHours":11.892942758626269,"endHours":12.654137590594154,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:03","end":"05:48","startHours":5.042189270915313,"endHours":5.8033841028831965,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:37","end":"06:34","startHours":5.613085394891226,"endHours":6.564578934851081,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:11","end":"14:56","startHours":14.176527254529923,"endHours":14.937722086497807,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.782501414369342,"endHours":18.18250141436934,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:27","startHours":17.98250141436934,"endHours":18.45824818434927,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.73250141436934,"endHours":19.48250141436934,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:39","startHours":23.89294275862627,"endHours":24.654137590594154,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:34","end":"08:00","startHours":6.564578934851081,"endHours":7.991819244790864,"quality":"auspicious"},{"name":"Kāla","start":"08:00","end":"09:25","startHours":7.991819244790864,"endHours":9.419059554730646,"quality":"inauspicious"},{"name":"Śubha","start":"09:25","end":"10:51","startHours":9.419059554730646,"endHours":10.846299864670428,"quality":"auspicious"},{"name":"Roga","start":"10:51","end":"12:16","startHours":10.846299864670428,"endHours":12.273540174610211,"quality":"inauspicious"},{"name":"Udveg","start":"12:16","end":"13:42","startHours":12.273540174610211,"endHours":13.700780484549995,"quality":"inauspicious"},{"name":"Chala","start":"13:42","end":"15:08","startHours":13.700780484549995,"endHours":15.128020794489776,"quality":"neutral"},{"name":"Labha","start":"15:08","end":"16:33","startHours":15.128020794489776,"endHours":16.555261104429558,"quality":"auspicious"},{"name":"Amṛta","start":"16:33","end":"17:59","startHours":16.555261104429558,"endHours":17.98250141436934,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:59","end":"19:33","startHours":17.98250141436934,"endHours":19.555261104429558,"quality":"neutral"},{"name":"Labha","start":"19:33","end":"21:08","startHours":19.555261104429558,"endHours":21.128020794489778,"quality":"auspicious"},{"name":"Amṛta","start":"21:08","end":"22:42","startHours":21.128020794489778,"endHours":22.700780484549995,"quality":"auspicious"},{"name":"Kāla","start":"22:42","end":"00:16","startHours":22.700780484549995,"endHours":24.27354017461021,"quality":"inauspicious"},{"name":"Śubha","start":"00:16","end":"01:51","startHours":24.27354017461021,"endHours":25.846299864670428,"quality":"auspicious"},{"name":"Roga","start":"01:51","end":"03:25","startHours":25.846299864670428,"endHours":27.419059554730644,"quality":"inauspicious"},{"name":"Udveg","start":"03:25","end":"05:00","startHours":27.419059554730644,"endHours":28.991819244790864,"quality":"inauspicious"},{"name":"Chala","start":"05:00","end":"06:34","startHours":28.991819244790864,"endHours":30.56457893485108,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:34","end":"07:34","startHours":6.564578934851081,"endHours":7.564578934851081,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:34","end":"08:34","startHours":7.564578934851081,"endHours":8.564578934851081,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:34","end":"09:34","startHours":8.564578934851081,"endHours":9.564578934851081,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:34","end":"10:34","startHours":9.564578934851081,"endHours":10.564578934851081,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:34","end":"11:34","startHours":10.564578934851081,"endHours":11.564578934851081,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:34","end":"12:34","startHours":11.564578934851081,"endHours":12.564578934851081,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:34","end":"13:34","startHours":12.564578934851081,"endHours":13.564578934851081,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:34","end":"14:34","startHours":13.564578934851081,"endHours":14.564578934851081,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:34","end":"15:34","startHours":14.564578934851081,"endHours":15.564578934851081,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:34","end":"16:34","startHours":15.564578934851081,"endHours":16.56457893485108,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:34","end":"17:34","startHours":16.56457893485108,"endHours":17.56457893485108,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:34","end":"18:34","startHours":17.56457893485108,"endHours":18.56457893485108,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:34","end":"19:34","startHours":18.56457893485108,"endHours":19.56457893485108,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:34","end":"20:34","startHours":19.56457893485108,"endHours":20.56457893485108,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:34","end":"21:34","startHours":20.56457893485108,"endHours":21.56457893485108,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:34","end":"22:34","startHours":21.56457893485108,"endHours":22.56457893485108,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:34","end":"23:34","startHours":22.56457893485108,"endHours":23.56457893485108,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:34","end":"00:34","startHours":23.56457893485108,"endHours":24.56457893485108,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:34","end":"01:34","startHours":24.56457893485108,"endHours":25.56457893485108,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:34","end":"02:34","startHours":25.56457893485108,"endHours":26.56457893485108,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:34","end":"03:34","startHours":26.56457893485108,"endHours":27.56457893485108,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:34","end":"04:34","startHours":27.56457893485108,"endHours":28.56457893485108,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:34","end":"05:34","startHours":28.56457893485108,"endHours":29.56457893485108,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:34","end":"06:34","startHours":29.56457893485108,"endHours":30.56457893485108,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.521309749845082,"eotMinutes":0.14558952338733633,"ayanamsa":25.8738}},"calendars":{"vikram_samvat":2201,"vikram_samvatsara":"Piṅgala","saka_samvat":2066,"saka_samvatsara":"Krodhi","bengali_samvat":1551,"malayalam_era":1320,"nanakshahi_year":675,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","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 Śukla Tṛtīyā · Vikram 2201 Piṅgala · Śaka 2066 Krodhi"},"festivals":[{"id":"varaha-jayanti","name":"Varāha Jayantī","name_sanskrit":"वराह जयन्ती","tradition":"Vaishnava","associated_deity":"Varāha (3rd daśāvatāra of Krishna)","deity_avatara_index":12,"significance":"Varāha lifted Bhū-Devī from the cosmic ocean.","vrata":false,"detection":{"tithi_number":3,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":4,"sources":["Bhāgavata 3.13"]}],"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":[]},"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 31, 2144 CE · Perth, Australia · Vidhyamitra","description":"August 31, 2144 CE for Perth, Australia: Śukla Tṛtīyā, sūryodaya 06:34, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2144-08-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2144-08-31","sa":"https://sa.vidhyamitra.com/city/perth/2144-08-31","hi":"https://hi.vidhyamitra.com/city/perth/2144-08-31","x-default":"https://vidhyamitra.com/city/perth/2144-08-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T11:06:26.311Z","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":"2026-05-31T11:06:26.311Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T11:06:26.311Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}