{"id":"vidhyamitra:city-day:perth:2146-12-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2146-12-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2146-12-10","date_display":"December 10, 2146 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":2146,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505213.770833,"kali_year":5248,"ahargana":1916748.2708,"sun":{"sidereal_longitude":231.1506,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":311.9988,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":80.8482,"elapsed_within_tithi_degrees":8.8482},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":311.9988,"elapsed_within_degrees":5.3321},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":183.1494},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"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":2146,"month":12,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2505213.770833,"ahargana":1916748.2708,"kali_year":5248,"ayanamsa_lahiri":25.9056,"grahas":{"sun":{"sidereal_longitude":231.94856900000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":315.669169,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false,"latitude":0.7384},"mars":{"sidereal_longitude":346.906669,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":235.65936899999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":159.73886900000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":183.49726899999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":12.65716900000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":141.4526,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":321.4526,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2146,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505213.770833,"kali_year":5248,"ahargana":1916748.2708,"sun":{"sidereal_longitude":231.1506,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":311.9988,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":80.8482,"elapsed_within_tithi_degrees":8.8482},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":311.9988,"elapsed_within_degrees":5.3321},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":183.1494},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.738,"elongation":80.848},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.738,"opposition_distance":99.152}},"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":"05:05","sunsetLocal":"19:16","solarNoonLocal":"12:10","dayLengthHours":14.182435801271325,"dayLengthDisplay":"14 Hours 10 Mins 57 Secs","nightLengthDisplay":"9 Hours 49 Mins 03 Secs","moonriseLocal":"11:24","moonsetLocal":"00:06","rahuKala":{"name":"Rāhu Kāla","start":"08:37","end":"10:24","startHours":8.62319085071125,"endHours":10.395995325870164,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:56","end":"15:43","startHours":13.941604276187995,"endHours":15.714408751346912,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:05","end":"06:51","startHours":5.077581900393418,"endHours":6.8503863755523335,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:23","end":"08:52","startHours":8.38681692069006,"endHours":8.859564780732438,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:40","end":"06:03","startHours":5.6685167254463895,"endHours":6.046715013480291,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:42","end":"12:38","startHours":11.696051940986704,"endHours":12.641547661071458,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:11","end":"04:08","startHours":3.1865904602239077,"endHours":4.132086180308663,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:54","end":"05:05","startHours":3.895712250287474,"endHours":5.077581900393418,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:29","startHours":14.532539101240967,"endHours":15.478034821325723,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:04","end":"19:28","startHours":19.060017701664744,"endHours":19.460017701664743,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:16","end":"19:51","startHours":19.260017701664744,"endHours":19.850952526717716,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:01","end":"20:46","startHours":19.010017701664744,"endHours":20.760017701664744,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:42","end":"00:38","startHours":23.696051940986703,"endHours":24.64154766107146,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:05","end":"06:51","startHours":5.077581900393418,"endHours":6.8503863755523335,"quality":"inauspicious"},{"name":"Śubha","start":"06:51","end":"08:37","startHours":6.8503863755523335,"endHours":8.62319085071125,"quality":"auspicious"},{"name":"Roga","start":"08:37","end":"10:24","startHours":8.62319085071125,"endHours":10.395995325870164,"quality":"inauspicious"},{"name":"Udveg","start":"10:24","end":"12:10","startHours":10.395995325870164,"endHours":12.168799801029081,"quality":"inauspicious"},{"name":"Chala","start":"12:10","end":"13:56","startHours":12.168799801029081,"endHours":13.941604276187995,"quality":"neutral"},{"name":"Labha","start":"13:56","end":"15:43","startHours":13.941604276187995,"endHours":15.714408751346912,"quality":"auspicious"},{"name":"Amṛta","start":"15:43","end":"17:29","startHours":15.714408751346912,"endHours":17.487213226505826,"quality":"auspicious"},{"name":"Kāla","start":"17:29","end":"19:16","startHours":17.487213226505826,"endHours":19.260017701664744,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:16","end":"20:29","startHours":19.260017701664744,"endHours":20.48721322650583,"quality":"auspicious"},{"name":"Amṛta","start":"20:29","end":"21:43","startHours":20.48721322650583,"endHours":21.714408751346912,"quality":"auspicious"},{"name":"Kāla","start":"21:43","end":"22:56","startHours":21.714408751346912,"endHours":22.941604276187995,"quality":"inauspicious"},{"name":"Śubha","start":"22:56","end":"00:10","startHours":22.941604276187995,"endHours":24.16879980102908,"quality":"auspicious"},{"name":"Roga","start":"00:10","end":"01:24","startHours":24.16879980102908,"endHours":25.395995325870167,"quality":"inauspicious"},{"name":"Udveg","start":"01:24","end":"02:37","startHours":25.395995325870167,"endHours":26.62319085071125,"quality":"inauspicious"},{"name":"Chala","start":"02:37","end":"03:51","startHours":26.62319085071125,"endHours":27.850386375552333,"quality":"neutral"},{"name":"Labha","start":"03:51","end":"05:05","startHours":27.850386375552333,"endHours":29.07758190039342,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:05","end":"06:05","startHours":5.077581900393418,"endHours":6.077581900393418,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:05","end":"07:05","startHours":6.077581900393418,"endHours":7.077581900393418,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:05","end":"08:05","startHours":7.077581900393418,"endHours":8.077581900393419,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:05","end":"09:05","startHours":8.077581900393419,"endHours":9.077581900393419,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:05","end":"10:05","startHours":9.077581900393419,"endHours":10.077581900393419,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:05","end":"11:05","startHours":10.077581900393419,"endHours":11.077581900393419,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:05","end":"12:05","startHours":11.077581900393419,"endHours":12.077581900393419,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:05","end":"13:05","startHours":12.077581900393419,"endHours":13.077581900393419,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:05","end":"14:05","startHours":13.077581900393419,"endHours":14.077581900393419,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:05","end":"15:05","startHours":14.077581900393419,"endHours":15.077581900393419,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:05","end":"16:05","startHours":15.077581900393419,"endHours":16.07758190039342,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:05","end":"17:05","startHours":16.07758190039342,"endHours":17.07758190039342,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:05","end":"18:05","startHours":17.07758190039342,"endHours":18.07758190039342,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:05","end":"19:05","startHours":18.07758190039342,"endHours":19.07758190039342,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:05","end":"20:05","startHours":19.07758190039342,"endHours":20.07758190039342,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:05","end":"21:05","startHours":20.07758190039342,"endHours":21.07758190039342,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:05","end":"22:05","startHours":21.07758190039342,"endHours":22.07758190039342,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:05","end":"23:05","startHours":22.07758190039342,"endHours":23.07758190039342,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:05","end":"00:05","startHours":23.07758190039342,"endHours":24.07758190039342,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:05","end":"01:05","startHours":24.07758190039342,"endHours":25.07758190039342,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:05","end":"02:05","startHours":25.07758190039342,"endHours":26.07758190039342,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:05","end":"03:05","startHours":26.07758190039342,"endHours":27.07758190039342,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:05","end":"04:05","startHours":27.07758190039342,"endHours":28.07758190039342,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:05","end":"05:05","startHours":28.07758190039342,"endHours":29.07758190039342,"planetary_lord":"Mercury"}],"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","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.881675825720382,"eotMinutes":6.4300119382551255,"ayanamsa":25.9056}},"calendars":{"vikram_samvat":2203,"vikram_samvatsara":"Siddhārthī","saka_samvat":2068,"saka_samvatsara":"Parābhava","bengali_samvat":1553,"malayalam_era":1322,"nanakshahi_year":677,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Saptamī · Vikram 2203 Siddhārthī · Śaka 2068 Parābhava"},"festivals":[],"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 December 10, 2146 CE · Perth, Australia · Vidhyamitra","description":"December 10, 2146 CE for Perth, Australia: Śukla Saptamī, sūryodaya 05:05, sūryāsta 19:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2146-12-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2146-12-10","sa":"https://sa.vidhyamitra.com/city/perth/2146-12-10","hi":"https://hi.vidhyamitra.com/city/perth/2146-12-10","x-default":"https://vidhyamitra.com/city/perth/2146-12-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T23:04:18.871Z","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":"2026-06-02T23:04:18.871Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T23:04:18.871Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}