{"id":"vidhyamitra:city-day:perth:2145-09-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2145-09-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2145-09-07","date_display":"September 7, 2145 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":2145,"month":9,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504754.770833,"kali_year":5247,"ahargana":1916289.2708,"sun":{"sidereal_longitude":137.725,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":25.5709,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":247.846,"elapsed_within_tithi_degrees":7.846},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4,"moon_longitude":25.5709,"elapsed_within_degrees":12.2376},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":163.2959},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2145,"month":9,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2504754.770833,"ahargana":1916289.2708,"kali_year":5247,"ayanamsa_lahiri":25.8881,"grahas":{"sun":{"sidereal_longitude":138.77880600000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":24.564505999999994,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false,"latitude":-2.8786},"mars":{"sidereal_longitude":134.275506,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":153.32900599999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":117.937906,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":115.318106,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":4.688706000000025,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":165.7726,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":345.7726,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2145,"month":9,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504754.770833,"kali_year":5247,"ahargana":1916289.2708,"sun":{"sidereal_longitude":137.725,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":25.5709,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":247.846,"elapsed_within_tithi_degrees":7.846},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4,"moon_longitude":25.5709,"elapsed_within_degrees":12.2376},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":163.2959},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.879,"elongation":112.154},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.879,"opposition_distance":67.846}},"eclipse_window_40days":[{"offset_days":10,"type":"solar","occurs":true,"moon_latitude":-1.375,"elongation":0.021}]},"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":"06:25","sunsetLocal":"18:03","solarNoonLocal":"12:14","dayLengthHours":11.62758830015808,"dayLengthDisplay":"11 Hours 37 Mins 39 Secs","nightLengthDisplay":"12 Hours 22 Mins 21 Secs","moonriseLocal":"23:21","moonsetLocal":"09:54","rahuKala":{"name":"Rāhu Kāla","start":"15:08","end":"16:36","startHours":15.140228758855475,"endHours":16.593677296375233,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:20","end":"10:47","startHours":9.326434608776434,"endHours":10.779883146296193,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:14","end":"13:41","startHours":12.233331683815955,"endHours":13.686780221335713,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:08","end":"09:31","startHours":9.132641470440465,"endHours":9.5202277471124,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:54","end":"07:13","startHours":6.904020379576833,"endHours":7.214089400914382,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:37","startHours":11.845745407144019,"endHours":12.62091796048789,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:52","end":"05:39","startHours":4.869192427049169,"endHours":5.644364980393041,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:27","end":"06:25","startHours":5.450571842057073,"endHours":6.419537533736913,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:57","startHours":14.171263067175634,"endHours":14.946435620519505,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:51","end":"18:15","startHours":17.847125833894996,"endHours":18.247125833894994,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:03","end":"18:32","startHours":18.047125833894995,"endHours":18.531608679734916,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:48","end":"19:33","startHours":17.797125833894995,"endHours":19.547125833894995,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:37","startHours":23.84574540714402,"endHours":24.62091796048789,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:25","end":"07:52","startHours":6.419537533736913,"endHours":7.8729860712566735,"quality":"inauspicious"},{"name":"Udveg","start":"07:52","end":"09:20","startHours":7.8729860712566735,"endHours":9.326434608776434,"quality":"inauspicious"},{"name":"Chala","start":"09:20","end":"10:47","startHours":9.326434608776434,"endHours":10.779883146296193,"quality":"neutral"},{"name":"Labha","start":"10:47","end":"12:14","startHours":10.779883146296193,"endHours":12.233331683815955,"quality":"auspicious"},{"name":"Amṛta","start":"12:14","end":"13:41","startHours":12.233331683815955,"endHours":13.686780221335713,"quality":"auspicious"},{"name":"Kāla","start":"13:41","end":"15:08","startHours":13.686780221335713,"endHours":15.140228758855475,"quality":"inauspicious"},{"name":"Śubha","start":"15:08","end":"16:36","startHours":15.140228758855475,"endHours":16.593677296375233,"quality":"auspicious"},{"name":"Roga","start":"16:36","end":"18:03","startHours":16.593677296375233,"endHours":18.047125833894995,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:03","end":"19:36","startHours":18.047125833894995,"endHours":19.593677296375233,"quality":"inauspicious"},{"name":"Śubha","start":"19:36","end":"21:08","startHours":19.593677296375233,"endHours":21.140228758855475,"quality":"auspicious"},{"name":"Roga","start":"21:08","end":"22:41","startHours":21.140228758855475,"endHours":22.686780221335717,"quality":"inauspicious"},{"name":"Udveg","start":"22:41","end":"00:14","startHours":22.686780221335717,"endHours":24.233331683815955,"quality":"inauspicious"},{"name":"Chala","start":"00:14","end":"01:47","startHours":24.233331683815955,"endHours":25.779883146296193,"quality":"neutral"},{"name":"Labha","start":"01:47","end":"03:20","startHours":25.779883146296193,"endHours":27.326434608776434,"quality":"auspicious"},{"name":"Amṛta","start":"03:20","end":"04:52","startHours":27.326434608776434,"endHours":28.872986071256676,"quality":"auspicious"},{"name":"Kāla","start":"04:52","end":"06:25","startHours":28.872986071256676,"endHours":30.419537533736914,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:25","end":"07:25","startHours":6.419537533736913,"endHours":7.419537533736913,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:25","end":"08:25","startHours":7.419537533736913,"endHours":8.419537533736914,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:25","end":"09:25","startHours":8.419537533736914,"endHours":9.419537533736914,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:25","end":"10:25","startHours":9.419537533736914,"endHours":10.419537533736914,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:25","end":"11:25","startHours":10.419537533736914,"endHours":11.419537533736914,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:25","end":"12:25","startHours":11.419537533736914,"endHours":12.419537533736914,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:25","end":"13:25","startHours":12.419537533736914,"endHours":13.419537533736914,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:25","end":"14:25","startHours":13.419537533736914,"endHours":14.419537533736914,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:25","end":"15:25","startHours":14.419537533736914,"endHours":15.419537533736914,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:25","end":"16:25","startHours":15.419537533736914,"endHours":16.419537533736914,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:25","end":"17:25","startHours":16.419537533736914,"endHours":17.419537533736914,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:25","end":"18:25","startHours":17.419537533736914,"endHours":18.419537533736914,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:25","end":"19:25","startHours":18.419537533736914,"endHours":19.419537533736914,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:25","end":"20:25","startHours":19.419537533736914,"endHours":20.419537533736914,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:25","end":"21:25","startHours":20.419537533736914,"endHours":21.419537533736914,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:25","end":"22:25","startHours":21.419537533736914,"endHours":22.419537533736914,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:25","end":"23:25","startHours":22.419537533736914,"endHours":23.419537533736914,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:25","end":"00:25","startHours":23.419537533736914,"endHours":24.419537533736914,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:25","end":"01:25","startHours":24.419537533736914,"endHours":25.419537533736914,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:25","end":"02:25","startHours":25.419537533736914,"endHours":26.419537533736914,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:25","end":"03:25","startHours":26.419537533736914,"endHours":27.419537533736914,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:25","end":"04:25","startHours":27.419537533736914,"endHours":28.419537533736914,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:25","end":"05:25","startHours":28.419537533736914,"endHours":29.419537533736914,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:25","end":"06:25","startHours":29.419537533736914,"endHours":30.419537533736914,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Mudgara","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":6.037102105076992,"eotMinutes":2.5580989710426816,"ayanamsa":25.8881}},"calendars":{"vikram_samvat":2202,"vikram_samvatsara":"Kālayukta","saka_samvat":2067,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1552,"malayalam_era":1321,"nanakshahi_year":676,"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 2202 Kālayukta · Śaka 2067 Viśvāvasu"},"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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 September 7, 2145 CE · Perth, Australia · Vidhyamitra","description":"September 7, 2145 CE for Perth, Australia: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:25, sūryāsta 18:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2145-09-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2145-09-07","sa":"https://sa.vidhyamitra.com/city/perth/2145-09-07","hi":"https://hi.vidhyamitra.com/city/perth/2145-09-07","x-default":"https://vidhyamitra.com/city/perth/2145-09-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T17:44:58.583Z","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":"2026-05-31T17:44:58.583Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T17:44:58.583Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}