{"id":"vidhyamitra:city-day:perth:2133-12-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2133-12-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2133-12-10","date_display":"December 10, 2133 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":2133,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2500465.770833,"kali_year":5235,"ahargana":1912000.2708,"sun":{"sidereal_longitude":231.5231,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":22.2787,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":150.7557,"elapsed_within_tithi_degrees":6.7557},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":22.2787,"elapsed_within_degrees":8.9454},"yoga":{"number":20,"name":"Śiva","sum_longitude":253.8018},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2133,"month":12,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2500465.770833,"ahargana":1912000.2708,"kali_year":5235,"ayanamsa_lahiri":25.724,"grahas":{"sun":{"sidereal_longitude":232.28707699999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":23.069376999999974,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false,"latitude":-0.8382},"mars":{"sidereal_longitude":66.03857700000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":238.10777700000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":127.75667699999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":224.12497699999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":225.29487700000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":33.0245,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":213.0245,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","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":2133,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2500465.770833,"kali_year":5235,"ahargana":1912000.2708,"sun":{"sidereal_longitude":231.5231,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":22.2787,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":150.7557,"elapsed_within_tithi_degrees":6.7557},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":22.2787,"elapsed_within_degrees":8.9454},"yoga":{"number":20,"name":"Śiva","sum_longitude":253.8018},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.838,"elongation":150.756},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.838,"opposition_distance":29.244}},"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":14.18389747658918,"dayLengthDisplay":"14 Hours 11 Mins 02 Secs","nightLengthDisplay":"9 Hours 48 Mins 58 Secs","moonriseLocal":"16:55","moonsetLocal":"03:31","rahuKala":{"name":"Rāhu Kāla","start":"13:57","end":"15:43","startHours":13.941786985602729,"endHours":15.714774170176376,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:05","end":"06:51","startHours":5.07685106273449,"endHours":6.849838247308138,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:37","end":"10:24","startHours":8.622825431881786,"endHours":10.395812616455434,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:23","end":"08:52","startHours":8.3864271406053,"endHours":8.859223723158271,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:40","end":"06:03","startHours":5.667846790925706,"endHours":6.046084056968084,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:42","end":"12:38","startHours":11.69600321847611,"endHours":12.641596383582053,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:11","end":"04:08","startHours":3.185664732522599,"endHours":4.131257897628545,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:54","end":"05:05","startHours":3.8948596063520586,"endHours":5.07685106273449,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:29","startHours":14.532782713793942,"endHours":15.478375878899888,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:04","end":"19:28","startHours":19.060748539323672,"endHours":19.46074853932367,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:16","end":"19:51","startHours":19.26074853932367,"endHours":19.85174426751489,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:01","end":"20:46","startHours":19.01074853932367,"endHours":20.76074853932367,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:42","end":"00:38","startHours":23.696003218476108,"endHours":24.641596383582055,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:05","end":"06:51","startHours":5.07685106273449,"endHours":6.849838247308138,"quality":"auspicious"},{"name":"Roga","start":"06:51","end":"08:37","startHours":6.849838247308138,"endHours":8.622825431881786,"quality":"inauspicious"},{"name":"Udveg","start":"08:37","end":"10:24","startHours":8.622825431881786,"endHours":10.395812616455434,"quality":"inauspicious"},{"name":"Chala","start":"10:24","end":"12:10","startHours":10.395812616455434,"endHours":12.168799801029081,"quality":"neutral"},{"name":"Labha","start":"12:10","end":"13:57","startHours":12.168799801029081,"endHours":13.941786985602729,"quality":"auspicious"},{"name":"Amṛta","start":"13:57","end":"15:43","startHours":13.941786985602729,"endHours":15.714774170176376,"quality":"auspicious"},{"name":"Kāla","start":"15:43","end":"17:29","startHours":15.714774170176376,"endHours":17.487761354750024,"quality":"inauspicious"},{"name":"Śubha","start":"17:29","end":"19:16","startHours":17.487761354750024,"endHours":19.26074853932367,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:16","end":"20:29","startHours":19.26074853932367,"endHours":20.487761354750024,"quality":"auspicious"},{"name":"Kāla","start":"20:29","end":"21:43","startHours":20.487761354750024,"endHours":21.714774170176376,"quality":"inauspicious"},{"name":"Śubha","start":"21:43","end":"22:57","startHours":21.714774170176376,"endHours":22.94178698560273,"quality":"auspicious"},{"name":"Roga","start":"22:57","end":"00:10","startHours":22.94178698560273,"endHours":24.16879980102908,"quality":"inauspicious"},{"name":"Udveg","start":"00:10","end":"01:24","startHours":24.16879980102908,"endHours":25.395812616455434,"quality":"inauspicious"},{"name":"Chala","start":"01:24","end":"02:37","startHours":25.395812616455434,"endHours":26.622825431881786,"quality":"neutral"},{"name":"Labha","start":"02:37","end":"03:51","startHours":26.622825431881786,"endHours":27.84983824730814,"quality":"auspicious"},{"name":"Amṛta","start":"03:51","end":"05:05","startHours":27.84983824730814,"endHours":29.07685106273449,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:05","end":"06:05","startHours":5.07685106273449,"endHours":6.07685106273449,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:05","end":"07:05","startHours":6.07685106273449,"endHours":7.07685106273449,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:05","end":"08:05","startHours":7.07685106273449,"endHours":8.076851062734491,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:05","end":"09:05","startHours":8.076851062734491,"endHours":9.076851062734491,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:05","end":"10:05","startHours":9.076851062734491,"endHours":10.076851062734491,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:05","end":"11:05","startHours":10.076851062734491,"endHours":11.076851062734491,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:05","end":"12:05","startHours":11.076851062734491,"endHours":12.076851062734491,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:05","end":"13:05","startHours":12.076851062734491,"endHours":13.076851062734491,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:05","end":"14:05","startHours":13.076851062734491,"endHours":14.076851062734491,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:05","end":"15:05","startHours":14.076851062734491,"endHours":15.076851062734491,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:05","end":"16:05","startHours":15.076851062734491,"endHours":16.07685106273449,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:05","end":"17:05","startHours":16.07685106273449,"endHours":17.07685106273449,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:05","end":"18:05","startHours":17.07685106273449,"endHours":18.07685106273449,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:05","end":"19:05","startHours":18.07685106273449,"endHours":19.07685106273449,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:05","end":"20:05","startHours":19.07685106273449,"endHours":20.07685106273449,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:05","end":"21:05","startHours":20.07685106273449,"endHours":21.07685106273449,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:05","end":"22:05","startHours":21.07685106273449,"endHours":22.07685106273449,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:05","end":"23:05","startHours":22.07685106273449,"endHours":23.07685106273449,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:05","end":"00:05","startHours":23.07685106273449,"endHours":24.07685106273449,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:05","end":"01:05","startHours":24.07685106273449,"endHours":25.07685106273449,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:05","end":"02:05","startHours":25.07685106273449,"endHours":26.07685106273449,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:05","end":"03:05","startHours":26.07685106273449,"endHours":27.07685106273449,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:05","end":"04:05","startHours":27.07685106273449,"endHours":28.07685106273449,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:05","end":"05:05","startHours":28.07685106273449,"endHours":29.07685106273449,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.895837925084106,"eotMinutes":6.4300119382551255,"ayanamsa":25.724}},"calendars":{"vikram_samvat":2190,"vikram_samvatsara":"Parābhava","saka_samvat":2055,"saka_samvatsara":"Vijaya","bengali_samvat":1540,"malayalam_era":1309,"nanakshahi_year":664,"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 Trayodaśī · Vikram 2190 Parābhava · Śaka 2055 Vijaya"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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, 2133 CE · Perth, Australia · Vidhyamitra","description":"December 10, 2133 CE for Perth, Australia: Śukla Trayodaśī, sūryodaya 05:05, sūryāsta 19:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2133-12-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2133-12-10","sa":"https://sa.vidhyamitra.com/city/perth/2133-12-10","hi":"https://hi.vidhyamitra.com/city/perth/2133-12-10","x-default":"https://vidhyamitra.com/city/perth/2133-12-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T22:21:09.417Z","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":"2026-05-31T22:21:09.417Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T22:21:09.417Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}