{"id":"vidhyamitra:city-day:perth:2148-12-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2148-12-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2148-12-10","date_display":"December 10, 2148 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":2148,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505944.770833,"kali_year":5250,"ahargana":1917479.2708,"sun":{"sidereal_longitude":231.6445,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":217.7145,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":346.0699,"elapsed_within_tithi_degrees":10.0699},"nakshatra":{"number":17,"name":"Anurādhā","pada":2,"moon_longitude":217.7145,"elapsed_within_degrees":4.3812},"yoga":{"number":7,"name":"Sukarma","sum_longitude":89.359},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2148,"month":12,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2505944.770833,"ahargana":1917479.2708,"kali_year":5250,"ayanamsa_lahiri":25.9336,"grahas":{"sun":{"sidereal_longitude":232.44313899999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":219.281339,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false,"latitude":4.0778},"mars":{"sidereal_longitude":41.891538999999966,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":250.46333900000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":209.46943899999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":214.27513899999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":42.16283900000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":102.7207,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":282.7207,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":2148,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505944.770833,"kali_year":5250,"ahargana":1917479.2708,"sun":{"sidereal_longitude":231.6445,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":217.7145,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":346.0699,"elapsed_within_tithi_degrees":10.0699},"nakshatra":{"number":17,"name":"Anurādhā","pada":2,"moon_longitude":217.7145,"elapsed_within_degrees":4.3812},"yoga":{"number":7,"name":"Sukarma","sum_longitude":89.359},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.078,"elongation":13.93},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.078,"opposition_distance":166.07}},"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":14.187233153429709,"dayLengthDisplay":"14 Hours 11 Mins 14 Secs","nightLengthDisplay":"9 Hours 48 Mins 46 Secs","moonriseLocal":"04:19","moonsetLocal":"18:16","rahuKala":{"name":"Rāhu Kāla","start":"15:43","end":"17:29","startHours":15.715608089386508,"endHours":17.489012233565223,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:37","end":"10:24","startHours":8.621991512671654,"endHours":10.395395656850368,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:10","end":"13:57","startHours":12.168799801029081,"endHours":13.942203945207794,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:23","end":"08:52","startHours":8.385537626781158,"endHours":8.85844539856215,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:40","end":"06:03","startHours":5.666317939040464,"endHours":6.044644156465257,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:42","end":"12:39","startHours":11.69589202924809,"endHours":12.641707572810072,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:11","end":"04:08","startHours":3.1835521371902655,"endHours":4.129367680752246,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:54","end":"05:05","startHours":3.8929137948617507,"endHours":5.075183224314227,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:29","startHours":14.533338659934033,"endHours":15.479154203496014,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:04","end":"19:28","startHours":19.062416377743936,"endHours":19.462416377743935,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:16","end":"19:51","startHours":19.262416377743936,"endHours":19.853551092470173,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:01","end":"20:46","startHours":19.012416377743936,"endHours":20.762416377743936,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:42","end":"00:39","startHours":23.695892029248093,"endHours":24.64170757281007,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:05","end":"06:51","startHours":5.075183224314227,"endHours":6.84858736849294,"quality":"inauspicious"},{"name":"Udveg","start":"06:51","end":"08:37","startHours":6.84858736849294,"endHours":8.621991512671654,"quality":"inauspicious"},{"name":"Chala","start":"08:37","end":"10:24","startHours":8.621991512671654,"endHours":10.395395656850368,"quality":"neutral"},{"name":"Labha","start":"10:24","end":"12:10","startHours":10.395395656850368,"endHours":12.168799801029081,"quality":"auspicious"},{"name":"Amṛta","start":"12:10","end":"13:57","startHours":12.168799801029081,"endHours":13.942203945207794,"quality":"auspicious"},{"name":"Kāla","start":"13:57","end":"15:43","startHours":13.942203945207794,"endHours":15.715608089386508,"quality":"inauspicious"},{"name":"Śubha","start":"15:43","end":"17:29","startHours":15.715608089386508,"endHours":17.489012233565223,"quality":"auspicious"},{"name":"Roga","start":"17:29","end":"19:16","startHours":17.489012233565223,"endHours":19.262416377743936,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:16","end":"20:29","startHours":19.262416377743936,"endHours":20.489012233565223,"quality":"inauspicious"},{"name":"Śubha","start":"20:29","end":"21:43","startHours":20.489012233565223,"endHours":21.715608089386507,"quality":"auspicious"},{"name":"Roga","start":"21:43","end":"22:57","startHours":21.715608089386507,"endHours":22.942203945207794,"quality":"inauspicious"},{"name":"Udveg","start":"22:57","end":"00:10","startHours":22.942203945207794,"endHours":24.16879980102908,"quality":"inauspicious"},{"name":"Chala","start":"00:10","end":"01:24","startHours":24.16879980102908,"endHours":25.39539565685037,"quality":"neutral"},{"name":"Labha","start":"01:24","end":"02:37","startHours":25.39539565685037,"endHours":26.621991512671656,"quality":"auspicious"},{"name":"Amṛta","start":"02:37","end":"03:51","startHours":26.621991512671656,"endHours":27.84858736849294,"quality":"auspicious"},{"name":"Kāla","start":"03:51","end":"05:05","startHours":27.84858736849294,"endHours":29.075183224314227,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:05","end":"06:05","startHours":5.075183224314227,"endHours":6.075183224314227,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:05","end":"07:05","startHours":6.075183224314227,"endHours":7.075183224314227,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:05","end":"08:05","startHours":7.075183224314227,"endHours":8.075183224314227,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:05","end":"09:05","startHours":8.075183224314227,"endHours":9.075183224314227,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:05","end":"10:05","startHours":9.075183224314227,"endHours":10.075183224314227,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:05","end":"11:05","startHours":10.075183224314227,"endHours":11.075183224314227,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:05","end":"12:05","startHours":11.075183224314227,"endHours":12.075183224314227,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:05","end":"13:05","startHours":12.075183224314227,"endHours":13.075183224314227,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:05","end":"14:05","startHours":13.075183224314227,"endHours":14.075183224314227,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:05","end":"15:05","startHours":14.075183224314227,"endHours":15.075183224314227,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:05","end":"16:05","startHours":15.075183224314227,"endHours":16.075183224314227,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:05","end":"17:05","startHours":16.075183224314227,"endHours":17.075183224314227,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:05","end":"18:05","startHours":17.075183224314227,"endHours":18.075183224314227,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:05","end":"19:05","startHours":18.075183224314227,"endHours":19.075183224314227,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:05","end":"20:05","startHours":19.075183224314227,"endHours":20.075183224314227,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:05","end":"21:05","startHours":20.075183224314227,"endHours":21.075183224314227,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:05","end":"22:05","startHours":21.075183224314227,"endHours":22.075183224314227,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:05","end":"23:05","startHours":22.075183224314227,"endHours":23.075183224314227,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:05","end":"00:05","startHours":23.075183224314227,"endHours":24.075183224314227,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:05","end":"01:05","startHours":24.075183224314227,"endHours":25.075183224314227,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:05","end":"02:05","startHours":25.075183224314227,"endHours":26.075183224314227,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:05","end":"03:05","startHours":26.075183224314227,"endHours":27.075183224314227,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:05","end":"04:05","startHours":27.075183224314227,"endHours":28.075183224314227,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:05","end":"05:05","startHours":28.075183224314227,"endHours":29.075183224314227,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"North","anandadiYoga":{"name":"Rākṣasa","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":-22.928142750188368,"eotMinutes":6.4300119382551255,"ayanamsa":25.9336}},"calendars":{"vikram_samvat":2205,"vikram_samvatsara":"Durmati","saka_samvat":2070,"saka_samvatsara":"Kīlaka","bengali_samvat":1555,"malayalam_era":1324,"nanakshahi_year":679,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Kārtika","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 Kṛṣṇa Caturdaśī · Vikram 2205 Durmati · Śaka 2070 Kīlaka"},"festivals":[{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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, 2148 CE · Perth, Australia · Vidhyamitra","description":"December 10, 2148 CE for Perth, Australia: Kṛṣṇa Caturdaśī, sūryodaya 05:05, sūryāsta 19:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2148-12-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2148-12-10","sa":"https://sa.vidhyamitra.com/city/perth/2148-12-10","hi":"https://hi.vidhyamitra.com/city/perth/2148-12-10","x-default":"https://vidhyamitra.com/city/perth/2148-12-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T02:11:47.656Z","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":"2026-06-01T02:11:47.656Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T02:11:47.656Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}