{"id":"vidhyamitra:city-day:perth:2026-09-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2026-09-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2026-09-06","date_display":"September 6, 2026 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":2026,"month":9,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461289.770833,"kali_year":5128,"ahargana":1872824.2708,"sun":{"sidereal_longitude":138.4903,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":72.4802,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":293.9899,"elapsed_within_tithi_degrees":5.9899},"nakshatra":{"number":6,"name":"Ārdrā","pada":2,"moon_longitude":72.4802,"elapsed_within_degrees":5.8136},"yoga":{"number":16,"name":"Siddhi","sum_longitude":210.9705},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"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":2026,"month":9,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461289.770833,"ahargana":1872824.2708,"kali_year":5128,"ayanamsa_lahiri":24.2257,"grahas":{"sun":{"sidereal_longitude":139.256888,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":71.97728799999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false,"latitude":3.7416},"mars":{"sidereal_longitude":82.011188,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":147.29488800000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":110.31768799999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":182.49368800000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":349.196988,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":308.7575,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":128.7575,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"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":2026,"month":9,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461289.770833,"kali_year":5128,"ahargana":1872824.2708,"sun":{"sidereal_longitude":138.4903,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":72.4802,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":293.9899,"elapsed_within_tithi_degrees":5.9899},"nakshatra":{"number":6,"name":"Ārdrā","pada":2,"moon_longitude":72.4802,"elapsed_within_degrees":5.8136},"yoga":{"number":16,"name":"Siddhi","sum_longitude":210.9705},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.742,"elongation":66.01},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.742,"opposition_distance":113.99}},"eclipse_window_40days":[{"offset_days":-9,"type":"lunar","occurs":true,"moon_latitude":-0.114,"opposition_distance":2.035},{"offset_days":5,"type":"solar","occurs":true,"moon_latitude":-1.193,"elongation":0.557}]},"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":"06:27","sunsetLocal":"18:02","solarNoonLocal":"12:14","dayLengthHours":11.589303798586633,"dayLengthDisplay":"11 Hours 35 Mins 21 Secs","nightLengthDisplay":"12 Hours 24 Mins 39 Secs","moonriseLocal":"02:44","moonsetLocal":"12:46","rahuKala":{"name":"Rāhu Kāla","start":"16:35","end":"18:02","startHours":16.585272129219312,"endHours":18.03393510404264,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:14","end":"13:41","startHours":12.239283204749324,"endHours":13.687946179572654,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:08","end":"16:35","startHours":15.136609154395982,"endHours":16.585272129219312,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:09","end":"09:32","startHours":9.148802191792889,"endHours":9.535112318412445,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:56","end":"07:14","startHours":6.927518963730451,"endHours":7.236567065026095,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:38","startHours":11.85297307812977,"endHours":12.625593331368878,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:54","end":"05:40","startHours":4.899390798977791,"endHours":5.6720110522169,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:29","end":"06:27","startHours":5.478855988907123,"endHours":6.444631305456008,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:57","startHours":14.170833837847097,"endHours":14.943454091086206,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.83393510404264,"endHours":18.23393510404264,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:31","startHours":18.03393510404264,"endHours":18.516822762317084,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.78393510404264,"endHours":19.53393510404264,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:38","startHours":23.852973078129768,"endHours":24.62559333136888,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:27","end":"07:54","startHours":6.444631305456008,"endHours":7.8932942802793375,"quality":"inauspicious"},{"name":"Chala","start":"07:54","end":"09:21","startHours":7.8932942802793375,"endHours":9.341957255102667,"quality":"neutral"},{"name":"Labha","start":"09:21","end":"10:47","startHours":9.341957255102667,"endHours":10.790620229925995,"quality":"auspicious"},{"name":"Amṛta","start":"10:47","end":"12:14","startHours":10.790620229925995,"endHours":12.239283204749324,"quality":"auspicious"},{"name":"Kāla","start":"12:14","end":"13:41","startHours":12.239283204749324,"endHours":13.687946179572654,"quality":"inauspicious"},{"name":"Śubha","start":"13:41","end":"15:08","startHours":13.687946179572654,"endHours":15.136609154395982,"quality":"auspicious"},{"name":"Roga","start":"15:08","end":"16:35","startHours":15.136609154395982,"endHours":16.585272129219312,"quality":"inauspicious"},{"name":"Udveg","start":"16:35","end":"18:02","startHours":16.585272129219312,"endHours":18.03393510404264,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:02","end":"19:35","startHours":18.03393510404264,"endHours":19.585272129219312,"quality":"auspicious"},{"name":"Roga","start":"19:35","end":"21:08","startHours":19.585272129219312,"endHours":21.136609154395984,"quality":"inauspicious"},{"name":"Udveg","start":"21:08","end":"22:41","startHours":21.136609154395984,"endHours":22.687946179572656,"quality":"inauspicious"},{"name":"Chala","start":"22:41","end":"00:14","startHours":22.687946179572656,"endHours":24.239283204749324,"quality":"neutral"},{"name":"Labha","start":"00:14","end":"01:47","startHours":24.239283204749324,"endHours":25.790620229925995,"quality":"auspicious"},{"name":"Amṛta","start":"01:47","end":"03:21","startHours":25.790620229925995,"endHours":27.341957255102667,"quality":"auspicious"},{"name":"Kāla","start":"03:21","end":"04:54","startHours":27.341957255102667,"endHours":28.893294280279335,"quality":"inauspicious"},{"name":"Śubha","start":"04:54","end":"06:27","startHours":28.893294280279335,"endHours":30.444631305456006,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:27","end":"07:27","startHours":6.444631305456008,"endHours":7.444631305456008,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:27","end":"08:27","startHours":7.444631305456008,"endHours":8.444631305456008,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:27","end":"09:27","startHours":8.444631305456008,"endHours":9.444631305456008,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:27","end":"10:27","startHours":9.444631305456008,"endHours":10.444631305456008,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:27","end":"11:27","startHours":10.444631305456008,"endHours":11.444631305456008,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:27","end":"12:27","startHours":11.444631305456008,"endHours":12.444631305456008,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:27","end":"13:27","startHours":12.444631305456008,"endHours":13.444631305456008,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:27","end":"14:27","startHours":13.444631305456008,"endHours":14.444631305456008,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:27","end":"15:27","startHours":14.444631305456008,"endHours":15.444631305456008,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:27","end":"16:27","startHours":15.444631305456008,"endHours":16.444631305456006,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:27","end":"17:27","startHours":16.444631305456006,"endHours":17.444631305456006,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:27","end":"18:27","startHours":17.444631305456006,"endHours":18.444631305456006,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:27","end":"19:27","startHours":18.444631305456006,"endHours":19.444631305456006,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:27","end":"20:27","startHours":19.444631305456006,"endHours":20.444631305456006,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:27","end":"21:27","startHours":20.444631305456006,"endHours":21.444631305456006,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:27","end":"22:27","startHours":21.444631305456006,"endHours":22.444631305456006,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:27","end":"23:27","startHours":22.444631305456006,"endHours":23.444631305456006,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:27","end":"00:27","startHours":23.444631305456006,"endHours":24.444631305456006,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:27","end":"01:27","startHours":24.444631305456006,"endHours":25.444631305456006,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:27","end":"02:27","startHours":25.444631305456006,"endHours":26.444631305456006,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:27","end":"03:27","startHours":26.444631305456006,"endHours":27.444631305456006,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:27","end":"04:27","startHours":27.444631305456006,"endHours":28.444631305456006,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:27","end":"05:27","startHours":28.444631305456006,"endHours":29.444631305456006,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:27","end":"06:27","startHours":29.444631305456006,"endHours":30.444631305456006,"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","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":6.492779934642677,"eotMinutes":2.2010077150405363,"ayanamsa":24.2257}},"calendars":{"vikram_samvat":2083,"vikram_samvatsara":"Siddhārthī","saka_samvat":1948,"saka_samvatsara":"Parābhava","bengali_samvat":1433,"malayalam_era":1202,"nanakshahi_year":557,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Daśamī · Vikram 2083 Siddhārthī · Śaka 1948 Parābhava"},"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 September 6, 2026 CE · Perth, Australia · Vidhyamitra","description":"September 6, 2026 CE for Perth, Australia: Kṛṣṇa Daśamī, sūryodaya 06:27, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2026-09-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2026-09-06","sa":"https://sa.vidhyamitra.com/city/perth/2026-09-06","hi":"https://hi.vidhyamitra.com/city/perth/2026-09-06","x-default":"https://vidhyamitra.com/city/perth/2026-09-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T22:36:06.821Z","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":"2026-05-14T22:36:06.821Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T22:36:06.821Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}