{"id":"vidhyamitra:city-day:perth:2007-09-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2007-09-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2007-09-12","date_display":"September 12, 2007 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":2007,"month":9,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454355.770833,"kali_year":5109,"ahargana":1865890.2708,"sun":{"sidereal_longitude":144.219,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":151.9852,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":7.7662,"elapsed_within_tithi_degrees":7.7662},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":151.9852,"elapsed_within_degrees":5.3185},"yoga":{"number":23,"name":"Śubha","sum_longitude":296.2042},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2007,"month":9,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2454355.770833,"ahargana":1865890.2708,"kali_year":5109,"ayanamsa_lahiri":23.9605,"grahas":{"sun":{"sidereal_longitude":144.95641799999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":150.64461800000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false,"latitude":-1.2264},"mars":{"sidereal_longitude":57.42951800000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":165.832318,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":228.60691799999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":112.61771799999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":127.03281800000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":316.1542,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":136.1542,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"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":2007,"month":9,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454355.770833,"kali_year":5109,"ahargana":1865890.2708,"sun":{"sidereal_longitude":144.219,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":151.9852,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":7.7662,"elapsed_within_tithi_degrees":7.7662},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":151.9852,"elapsed_within_degrees":5.3185},"yoga":{"number":23,"name":"Śubha","sum_longitude":296.2042},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.226,"elongation":7.766},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.226,"opposition_distance":172.234}},"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":"06:19","sunsetLocal":"18:05","solarNoonLocal":"12:12","dayLengthHours":11.76589274530965,"dayLengthDisplay":"11 Hours 45 Mins 57 Secs","nightLengthDisplay":"12 Hours 14 Mins 03 Secs","moonriseLocal":"06:38","moonsetLocal":"18:32","rahuKala":{"name":"Rāhu Kāla","start":"12:12","end":"13:40","startHours":12.202908074200241,"endHours":13.673644667363948,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:47","end":"09:16","startHours":7.790698294709123,"endHours":9.261434887872829,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:44","end":"12:12","startHours":10.732171481036534,"endHours":12.202908074200241,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:04","end":"09:27","startHours":9.065336675451,"endHours":9.457533100294656,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:49","end":"07:07","startHours":6.810207232599986,"endHours":7.1239643724749095,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:36","startHours":11.810711649356586,"endHours":12.595104499043897,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:45","end":"05:32","startHours":4.751176002170797,"endHours":5.535568851858106,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:20","end":"06:19","startHours":5.339470639436279,"endHours":6.319961701545417,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:57","startHours":14.163890198418516,"endHours":14.948283048105825,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:53","end":"18:17","startHours":17.885854446855067,"endHours":18.285854446855065,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:05","end":"18:35","startHours":18.085854446855066,"endHours":18.576099977909635,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:50","end":"19:35","startHours":17.835854446855066,"endHours":19.585854446855066,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:36","startHours":23.810711649356588,"endHours":24.595104499043895,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:19","end":"07:47","startHours":6.319961701545417,"endHours":7.790698294709123,"quality":"auspicious"},{"name":"Amṛta","start":"07:47","end":"09:16","startHours":7.790698294709123,"endHours":9.261434887872829,"quality":"auspicious"},{"name":"Kāla","start":"09:16","end":"10:44","startHours":9.261434887872829,"endHours":10.732171481036534,"quality":"inauspicious"},{"name":"Śubha","start":"10:44","end":"12:12","startHours":10.732171481036534,"endHours":12.202908074200241,"quality":"auspicious"},{"name":"Roga","start":"12:12","end":"13:40","startHours":12.202908074200241,"endHours":13.673644667363948,"quality":"inauspicious"},{"name":"Udveg","start":"13:40","end":"15:09","startHours":13.673644667363948,"endHours":15.144381260527654,"quality":"inauspicious"},{"name":"Chala","start":"15:09","end":"16:37","startHours":15.144381260527654,"endHours":16.61511785369136,"quality":"neutral"},{"name":"Labha","start":"16:37","end":"18:05","startHours":16.61511785369136,"endHours":18.085854446855066,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:05","end":"19:37","startHours":18.085854446855066,"endHours":19.61511785369136,"quality":"inauspicious"},{"name":"Chala","start":"19:37","end":"21:09","startHours":19.61511785369136,"endHours":21.144381260527652,"quality":"neutral"},{"name":"Labha","start":"21:09","end":"22:40","startHours":21.144381260527652,"endHours":22.67364466736395,"quality":"auspicious"},{"name":"Amṛta","start":"22:40","end":"00:12","startHours":22.67364466736395,"endHours":24.20290807420024,"quality":"auspicious"},{"name":"Kāla","start":"00:12","end":"01:44","startHours":24.20290807420024,"endHours":25.732171481036534,"quality":"inauspicious"},{"name":"Śubha","start":"01:44","end":"03:16","startHours":25.732171481036534,"endHours":27.26143488787283,"quality":"auspicious"},{"name":"Roga","start":"03:16","end":"04:47","startHours":27.26143488787283,"endHours":28.790698294709124,"quality":"inauspicious"},{"name":"Udveg","start":"04:47","end":"06:19","startHours":28.790698294709124,"endHours":30.319961701545417,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.319961701545417,"endHours":7.319961701545417,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.319961701545417,"endHours":8.319961701545417,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.319961701545417,"endHours":9.319961701545417,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.319961701545417,"endHours":10.319961701545417,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.319961701545417,"endHours":11.319961701545417,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.319961701545417,"endHours":12.319961701545417,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.319961701545417,"endHours":13.319961701545417,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.319961701545417,"endHours":14.319961701545417,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.319961701545417,"endHours":15.319961701545417,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.319961701545417,"endHours":16.319961701545417,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.319961701545417,"endHours":17.319961701545417,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.319961701545417,"endHours":18.319961701545417,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.319961701545417,"endHours":19.319961701545417,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.319961701545417,"endHours":20.319961701545417,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.319961701545417,"endHours":21.319961701545417,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.319961701545417,"endHours":22.319961701545417,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.319961701545417,"endHours":23.319961701545417,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.319961701545417,"endHours":24.319961701545417,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.319961701545417,"endHours":25.319961701545417,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.319961701545417,"endHours":26.319961701545417,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.319961701545417,"endHours":27.319961701545417,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.319961701545417,"endHours":28.319961701545417,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.319961701545417,"endHours":29.319961701545417,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.319961701545417,"endHours":30.319961701545417,"planetary_lord":"Sun"}],"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":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"South-West","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.384942028063302,"eotMinutes":4.383515547985428,"ayanamsa":23.9605}},"calendars":{"vikram_samvat":2064,"vikram_samvatsara":"Śārvarī","saka_samvat":1929,"saka_samvatsara":"Sarvajit","bengali_samvat":1414,"malayalam_era":1183,"nanakshahi_year":538,"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 Pratipada · Vikram 2064 Śārvarī · Śaka 1929 Sarvajit"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 12, 2007 CE · Perth, Australia · Vidhyamitra","description":"September 12, 2007 CE for Perth, Australia: Śukla Pratipada, sūryodaya 06:19, sūryāsta 18:05.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2007-09-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2007-09-12","sa":"https://sa.vidhyamitra.com/city/perth/2007-09-12","hi":"https://hi.vidhyamitra.com/city/perth/2007-09-12","x-default":"https://vidhyamitra.com/city/perth/2007-09-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T04:25:58.618Z","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":"2026-06-01T04:25:58.618Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T04:25:58.618Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}