{"id":"vidhyamitra:city-day:perth:2041-09-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2041-09-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2041-09-07","date_display":"September 7, 2041 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":2041,"month":9,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2466769.770833,"kali_year":5143,"ahargana":1878304.2708,"sun":{"sidereal_longitude":139.5719,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":274.7742,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.2024,"elapsed_within_tithi_degrees":3.2024},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":274.7742,"elapsed_within_degrees":8.1076},"yoga":{"number":5,"name":"Śobhana","sum_longitude":54.3461},"karana":{"half_tithi_index":22,"name":"Bava"},"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":2041,"month":9,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2466769.770833,"ahargana":1878304.2708,"kali_year":5143,"ayanamsa_lahiri":24.4353,"grahas":{"sun":{"sidereal_longitude":140.379012,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":273.01061200000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false,"latitude":-4.3731},"mars":{"sidereal_longitude":76.52511200000004,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":166.601812,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":185.55551200000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":111.07291199999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":177.08401200000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":18.4007,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":198.4007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":2041,"month":9,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2466769.770833,"kali_year":5143,"ahargana":1878304.2708,"sun":{"sidereal_longitude":139.5719,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":274.7742,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.2024,"elapsed_within_tithi_degrees":3.2024},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":274.7742,"elapsed_within_degrees":8.1076},"yoga":{"number":5,"name":"Śobhana","sum_longitude":54.3461},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.373,"elongation":135.202},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.373,"opposition_distance":44.798}},"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":"06:25","sunsetLocal":"18:03","solarNoonLocal":"12:14","dayLengthHours":11.632361917464308,"dayLengthDisplay":"11 Hours 37 Mins 57 Secs","nightLengthDisplay":"12 Hours 22 Mins 03 Secs","moonriseLocal":"14:07","moonsetLocal":"04:02","rahuKala":{"name":"Rāhu Kāla","start":"09:20","end":"10:47","startHours":9.325241204449878,"endHours":10.779286444132918,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:41","end":"15:08","startHours":13.687376923498995,"endHours":15.141422163182032,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:25","end":"07:52","startHours":6.417150725083801,"endHours":7.87119596476684,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:08","end":"09:31","startHours":9.131368505825474,"endHours":9.519113903074285,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:54","end":"07:13","startHours":6.9018324716448145,"endHours":7.212028789443862,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:37","startHours":11.845586286567144,"endHours":12.621077081064765,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:52","end":"05:38","startHours":4.86616913608856,"endHours":5.641659930586181,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:27","end":"06:25","startHours":5.447787231961776,"endHours":6.417150725083801,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:57","startHours":14.172058670060007,"endHours":14.947549464557628,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:51","end":"18:15","startHours":17.84951264254811,"endHours":18.24951264254811,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:03","end":"18:32","startHours":18.04951264254811,"endHours":18.53419438910912,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:48","end":"19:33","startHours":17.79951264254811,"endHours":19.54951264254811,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:37","startHours":23.845586286567144,"endHours":24.621077081064765,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:25","end":"07:52","startHours":6.417150725083801,"endHours":7.87119596476684,"quality":"inauspicious"},{"name":"Śubha","start":"07:52","end":"09:20","startHours":7.87119596476684,"endHours":9.325241204449878,"quality":"auspicious"},{"name":"Roga","start":"09:20","end":"10:47","startHours":9.325241204449878,"endHours":10.779286444132918,"quality":"inauspicious"},{"name":"Udveg","start":"10:47","end":"12:14","startHours":10.779286444132918,"endHours":12.233331683815955,"quality":"inauspicious"},{"name":"Chala","start":"12:14","end":"13:41","startHours":12.233331683815955,"endHours":13.687376923498995,"quality":"neutral"},{"name":"Labha","start":"13:41","end":"15:08","startHours":13.687376923498995,"endHours":15.141422163182032,"quality":"auspicious"},{"name":"Amṛta","start":"15:08","end":"16:36","startHours":15.141422163182032,"endHours":16.595467402865072,"quality":"auspicious"},{"name":"Kāla","start":"16:36","end":"18:03","startHours":16.595467402865072,"endHours":18.04951264254811,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:03","end":"19:36","startHours":18.04951264254811,"endHours":19.59546740286507,"quality":"auspicious"},{"name":"Amṛta","start":"19:36","end":"21:08","startHours":19.59546740286507,"endHours":21.141422163182032,"quality":"auspicious"},{"name":"Kāla","start":"21:08","end":"22:41","startHours":21.141422163182032,"endHours":22.687376923498995,"quality":"inauspicious"},{"name":"Śubha","start":"22:41","end":"00:14","startHours":22.687376923498995,"endHours":24.233331683815955,"quality":"auspicious"},{"name":"Roga","start":"00:14","end":"01:47","startHours":24.233331683815955,"endHours":25.779286444132914,"quality":"inauspicious"},{"name":"Udveg","start":"01:47","end":"03:20","startHours":25.779286444132914,"endHours":27.325241204449878,"quality":"inauspicious"},{"name":"Chala","start":"03:20","end":"04:52","startHours":27.325241204449878,"endHours":28.87119596476684,"quality":"neutral"},{"name":"Labha","start":"04:52","end":"06:25","startHours":28.87119596476684,"endHours":30.4171507250838,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:25","end":"07:25","startHours":6.417150725083801,"endHours":7.417150725083801,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:25","end":"08:25","startHours":7.417150725083801,"endHours":8.4171507250838,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:25","end":"09:25","startHours":8.4171507250838,"endHours":9.4171507250838,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:25","end":"10:25","startHours":9.4171507250838,"endHours":10.4171507250838,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:25","end":"11:25","startHours":10.4171507250838,"endHours":11.4171507250838,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:25","end":"12:25","startHours":11.4171507250838,"endHours":12.4171507250838,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:25","end":"13:25","startHours":12.4171507250838,"endHours":13.4171507250838,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:25","end":"14:25","startHours":13.4171507250838,"endHours":14.4171507250838,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:25","end":"15:25","startHours":14.4171507250838,"endHours":15.4171507250838,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:25","end":"16:25","startHours":15.4171507250838,"endHours":16.4171507250838,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:25","end":"17:25","startHours":16.4171507250838,"endHours":17.4171507250838,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:25","end":"18:25","startHours":17.4171507250838,"endHours":18.4171507250838,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:25","end":"19:25","startHours":18.4171507250838,"endHours":19.4171507250838,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:25","end":"20:25","startHours":19.4171507250838,"endHours":20.4171507250838,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:25","end":"21:25","startHours":20.4171507250838,"endHours":21.4171507250838,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:25","end":"22:25","startHours":21.4171507250838,"endHours":22.4171507250838,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:25","end":"23:25","startHours":22.4171507250838,"endHours":23.4171507250838,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:25","end":"00:25","startHours":23.4171507250838,"endHours":24.4171507250838,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:25","end":"01:25","startHours":24.4171507250838,"endHours":25.4171507250838,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:25","end":"02:25","startHours":25.4171507250838,"endHours":26.4171507250838,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:25","end":"03:25","startHours":26.4171507250838,"endHours":27.4171507250838,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:25","end":"04:25","startHours":27.4171507250838,"endHours":28.4171507250838,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:25","end":"05:25","startHours":28.4171507250838,"endHours":29.4171507250838,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:25","end":"06:25","startHours":29.4171507250838,"endHours":30.4171507250838,"planetary_lord":"Mercury"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Mṛtyu","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":5.980228490255551,"eotMinutes":2.5580989710426816,"ayanamsa":24.4353}},"calendars":{"vikram_samvat":2098,"vikram_samvatsara":"Bhāva","saka_samvat":1963,"saka_samvatsara":"Durmati","bengali_samvat":1448,"malayalam_era":1217,"nanakshahi_year":572,"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 Dvādaśī · Vikram 2098 Bhāva · Śaka 1963 Durmati"},"festivals":[{"id":"vamana-jayanti","name":"Vāmana Jayantī","name_sanskrit":"वामन जयन्ती","tradition":"Vaishnava","associated_deity":"Vāmana (5th daśāvatāra of Krishna)","deity_avatara_index":15,"significance":"Vāmana's three-step measure of all worlds; Bali's surrender. (= Onam in Kerala.)","vrata":true,"detection":{"tithi_number":12,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":2,"sources":["Bhāgavata 8.18-22"]}],"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":[]},"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, 2041 CE · Perth, Australia · Vidhyamitra","description":"September 7, 2041 CE for Perth, Australia: Śukla Dvādaśī, sūryodaya 06:25, sūryāsta 18:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2041-09-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2041-09-07","sa":"https://sa.vidhyamitra.com/city/perth/2041-09-07","hi":"https://hi.vidhyamitra.com/city/perth/2041-09-07","x-default":"https://vidhyamitra.com/city/perth/2041-09-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T15:50:26.497Z","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":"2026-06-02T15:50:26.497Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T15:50:26.497Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}