{"id":"vidhyamitra:city-day:perth:2016-12-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2016-12-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2016-12-07","date_display":"December 7, 2016 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":2016,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457729.770833,"kali_year":5118,"ahargana":1869264.2708,"sun":{"sidereal_longitude":230.7804,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":320.3127,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.5324,"elapsed_within_tithi_degrees":5.5324},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.3127,"elapsed_within_degrees":0.3127},"yoga":{"number":15,"name":"Vajra","sum_longitude":191.0931},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"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":2016,"month":12,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457729.770833,"ahargana":1869264.2708,"kali_year":5118,"ayanamsa_lahiri":24.0895,"grahas":{"sun":{"sidereal_longitude":231.27290700000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":317.16910699999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false,"latitude":-0.2297},"mars":{"sidereal_longitude":296.363507,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":251.300707,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":173.197907,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"venus":{"sidereal_longitude":275.024907,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":234.16920699999991,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":137.3834,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":317.3834,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":2016,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457729.770833,"kali_year":5118,"ahargana":1869264.2708,"sun":{"sidereal_longitude":230.7804,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":320.3127,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.5324,"elapsed_within_tithi_degrees":5.5324},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.3127,"elapsed_within_degrees":0.3127},"yoga":{"number":15,"name":"Vajra","sum_longitude":191.0931},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.23,"elongation":89.532},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.23,"opposition_distance":90.468}},"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":"05:04","sunsetLocal":"19:14","solarNoonLocal":"12:09","dayLengthHours":14.15681173078381,"dayLengthDisplay":"14 Hours 09 Mins 25 Secs","nightLengthDisplay":"9 Hours 50 Mins 35 Secs","moonriseLocal":"11:31","moonsetLocal":"00:14","rahuKala":{"name":"Rāhu Kāla","start":"12:09","end":"13:55","startHours":12.147238391277714,"endHours":13.916839857625689,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:50","end":"08:36","startHours":6.838433992233784,"endHours":8.60803545858176,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:23","end":"12:09","startHours":10.377636924929737,"endHours":12.147238391277714,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:22","end":"08:51","startHours":8.37208859640203,"endHours":8.84398232076149,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:40","end":"06:02","startHours":5.658699681335134,"endHours":6.036214660822702,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:37","startHours":11.675344666918251,"endHours":12.619132115637173,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:11","end":"04:08","startHours":3.181257628447967,"endHours":4.125045077166888,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:53","end":"05:04","startHours":3.8890982149871576,"endHours":5.068832525885808,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:27","startHours":14.506707013075014,"endHours":15.450494461793934,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:02","end":"19:26","startHours":19.02564425666962,"endHours":19.425644256669617,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:14","end":"19:49","startHours":19.225644256669618,"endHours":19.815511412118944,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:59","end":"20:44","startHours":18.975644256669618,"endHours":20.725644256669618,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:37","startHours":23.67534466691825,"endHours":24.61913211563717,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:04","end":"06:50","startHours":5.068832525885808,"endHours":6.838433992233784,"quality":"auspicious"},{"name":"Amṛta","start":"06:50","end":"08:36","startHours":6.838433992233784,"endHours":8.60803545858176,"quality":"auspicious"},{"name":"Kāla","start":"08:36","end":"10:23","startHours":8.60803545858176,"endHours":10.377636924929737,"quality":"inauspicious"},{"name":"Śubha","start":"10:23","end":"12:09","startHours":10.377636924929737,"endHours":12.147238391277714,"quality":"auspicious"},{"name":"Roga","start":"12:09","end":"13:55","startHours":12.147238391277714,"endHours":13.916839857625689,"quality":"inauspicious"},{"name":"Udveg","start":"13:55","end":"15:41","startHours":13.916839857625689,"endHours":15.686441323973666,"quality":"inauspicious"},{"name":"Chala","start":"15:41","end":"17:27","startHours":15.686441323973666,"endHours":17.45604279032164,"quality":"neutral"},{"name":"Labha","start":"17:27","end":"19:14","startHours":17.45604279032164,"endHours":19.225644256669618,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:14","end":"20:27","startHours":19.225644256669618,"endHours":20.456042790321643,"quality":"inauspicious"},{"name":"Chala","start":"20:27","end":"21:41","startHours":20.456042790321643,"endHours":21.686441323973664,"quality":"neutral"},{"name":"Labha","start":"21:41","end":"22:55","startHours":21.686441323973664,"endHours":22.91683985762569,"quality":"auspicious"},{"name":"Amṛta","start":"22:55","end":"00:09","startHours":22.91683985762569,"endHours":24.147238391277714,"quality":"auspicious"},{"name":"Kāla","start":"00:09","end":"01:23","startHours":24.147238391277714,"endHours":25.37763692492974,"quality":"inauspicious"},{"name":"Śubha","start":"01:23","end":"02:36","startHours":25.37763692492974,"endHours":26.60803545858176,"quality":"auspicious"},{"name":"Roga","start":"02:36","end":"03:50","startHours":26.60803545858176,"endHours":27.838433992233785,"quality":"inauspicious"},{"name":"Udveg","start":"03:50","end":"05:04","startHours":27.838433992233785,"endHours":29.06883252588581,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:04","end":"06:04","startHours":5.068832525885808,"endHours":6.068832525885808,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:04","end":"07:04","startHours":6.068832525885808,"endHours":7.068832525885808,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:04","end":"08:04","startHours":7.068832525885808,"endHours":8.068832525885808,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:04","end":"09:04","startHours":8.068832525885808,"endHours":9.068832525885808,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:04","end":"10:04","startHours":9.068832525885808,"endHours":10.068832525885808,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:04","end":"11:04","startHours":10.068832525885808,"endHours":11.068832525885808,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:04","end":"12:04","startHours":11.068832525885808,"endHours":12.068832525885808,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:04","end":"13:04","startHours":12.068832525885808,"endHours":13.068832525885808,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:04","end":"14:04","startHours":13.068832525885808,"endHours":14.068832525885808,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:04","end":"15:04","startHours":14.068832525885808,"endHours":15.068832525885808,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:04","end":"16:04","startHours":15.068832525885808,"endHours":16.06883252588581,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:04","end":"17:04","startHours":16.06883252588581,"endHours":17.06883252588581,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:04","end":"18:04","startHours":17.06883252588581,"endHours":18.06883252588581,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:04","end":"19:04","startHours":18.06883252588581,"endHours":19.06883252588581,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:04","end":"20:04","startHours":19.06883252588581,"endHours":20.06883252588581,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:04","end":"21:04","startHours":20.06883252588581,"endHours":21.06883252588581,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:04","end":"22:04","startHours":21.06883252588581,"endHours":22.06883252588581,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:04","end":"23:04","startHours":22.06883252588581,"endHours":23.06883252588581,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:04","end":"00:04","startHours":23.06883252588581,"endHours":24.06883252588581,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:04","end":"01:04","startHours":24.06883252588581,"endHours":25.06883252588581,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:04","end":"02:04","startHours":25.06883252588581,"endHours":26.06883252588581,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:04","end":"03:04","startHours":26.06883252588581,"endHours":27.06883252588581,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:04","end":"04:04","startHours":27.06883252588581,"endHours":28.06883252588581,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:04","end":"05:04","startHours":28.06883252588581,"endHours":29.06883252588581,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.63278255822239,"eotMinutes":7.723696523337262,"ayanamsa":24.0895}},"calendars":{"vikram_samvat":2073,"vikram_samvatsara":"Saumya","saka_samvat":1938,"saka_samvatsara":"Durmukhi","bengali_samvat":1423,"malayalam_era":1192,"nanakshahi_year":547,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Aṣṭamī · Vikram 2073 Saumya · Śaka 1938 Durmukhi"},"festivals":[{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5}],"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":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"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 December 7, 2016 CE · Perth, Australia · Vidhyamitra","description":"December 7, 2016 CE for Perth, Australia: Śukla Aṣṭamī, sūryodaya 05:04, sūryāsta 19:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2016-12-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2016-12-07","sa":"https://sa.vidhyamitra.com/city/perth/2016-12-07","hi":"https://hi.vidhyamitra.com/city/perth/2016-12-07","x-default":"https://vidhyamitra.com/city/perth/2016-12-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T12:18:10.068Z","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":"2026-05-15T12:18:10.068Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T12:18:10.068Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}