{"id":"vidhyamitra:city-day:perth:2152-12-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2152-12-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2152-12-12","date_display":"December 12, 2152 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":2152,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507407.770833,"kali_year":5254,"ahargana":1918942.2708,"sun":{"sidereal_longitude":233.6571,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":53.1803,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":179.5232,"elapsed_within_tithi_degrees":11.5232},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":53.1803,"elapsed_within_degrees":13.1803},"yoga":{"number":22,"name":"Sādhya","sum_longitude":286.8373},"karana":{"half_tithi_index":29,"name":"Bava"},"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":2152,"month":12,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2507407.770833,"ahargana":1918942.2708,"kali_year":5254,"ayanamsa_lahiri":25.9895,"grahas":{"sun":{"sidereal_longitude":234.44864200000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":54.51724200000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":2.1093},"mars":{"sidereal_longitude":126.12944199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":232.67154200000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":316.67184199999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":279.301242,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":102.24494199999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":25.2039,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":205.2039,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"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":2152,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507407.770833,"kali_year":5254,"ahargana":1918942.2708,"sun":{"sidereal_longitude":233.6571,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":53.1803,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":179.5232,"elapsed_within_tithi_degrees":11.5232},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":53.1803,"elapsed_within_degrees":13.1803},"yoga":{"number":22,"name":"Sādhya","sum_longitude":286.8373},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.109,"elongation":179.523},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.109,"opposition_distance":0.477}},"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":"19:17","solarNoonLocal":"12:11","dayLengthHours":14.204171596738552,"dayLengthDisplay":"14 Hours 12 Mins 15 Secs","nightLengthDisplay":"9 Hours 47 Mins 45 Secs","moonriseLocal":"19:10","moonsetLocal":"05:13","rahuKala":{"name":"Rāhu Kāla","start":"15:44","end":"17:31","startHours":15.734651414832753,"endHours":17.510172864425073,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:38","end":"10:24","startHours":8.632565616463477,"endHours":10.408087066055796,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:11","end":"13:58","startHours":12.183608515648114,"endHours":13.959129965240434,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:24","end":"08:52","startHours":8.395829423184502,"endHours":8.869301809742453,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:40","end":"06:03","startHours":5.673363200476278,"endHours":6.05214110972264,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:39","startHours":11.710136129090163,"endHours":12.657080902206065,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:11","end":"04:08","startHours":3.1876331710470316,"endHours":4.134577944162935,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:54","end":"05:05","startHours":3.897841750883959,"endHours":5.081522717278839,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:33","end":"15:30","startHours":14.550970448437875,"endHours":15.497915221553779,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:05","end":"19:29","startHours":19.085694314017392,"endHours":19.48569431401739,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:17","end":"19:53","startHours":19.28569431401739,"endHours":19.87753479721483,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:02","end":"20:47","startHours":19.03569431401739,"endHours":20.78569431401739,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:39","startHours":23.710136129090163,"endHours":24.657080902206065,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:05","end":"06:51","startHours":5.081522717278839,"endHours":6.857044166871158,"quality":"inauspicious"},{"name":"Udveg","start":"06:51","end":"08:38","startHours":6.857044166871158,"endHours":8.632565616463477,"quality":"inauspicious"},{"name":"Chala","start":"08:38","end":"10:24","startHours":8.632565616463477,"endHours":10.408087066055796,"quality":"neutral"},{"name":"Labha","start":"10:24","end":"12:11","startHours":10.408087066055796,"endHours":12.183608515648114,"quality":"auspicious"},{"name":"Amṛta","start":"12:11","end":"13:58","startHours":12.183608515648114,"endHours":13.959129965240434,"quality":"auspicious"},{"name":"Kāla","start":"13:58","end":"15:44","startHours":13.959129965240434,"endHours":15.734651414832753,"quality":"inauspicious"},{"name":"Śubha","start":"15:44","end":"17:31","startHours":15.734651414832753,"endHours":17.510172864425073,"quality":"auspicious"},{"name":"Roga","start":"17:31","end":"19:17","startHours":17.510172864425073,"endHours":19.28569431401739,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:17","end":"20:31","startHours":19.28569431401739,"endHours":20.510172864425073,"quality":"inauspicious"},{"name":"Śubha","start":"20:31","end":"21:44","startHours":20.510172864425073,"endHours":21.734651414832754,"quality":"auspicious"},{"name":"Roga","start":"21:44","end":"22:58","startHours":21.734651414832754,"endHours":22.959129965240436,"quality":"inauspicious"},{"name":"Udveg","start":"22:58","end":"00:11","startHours":22.959129965240436,"endHours":24.183608515648114,"quality":"inauspicious"},{"name":"Chala","start":"00:11","end":"01:24","startHours":24.183608515648114,"endHours":25.408087066055796,"quality":"neutral"},{"name":"Labha","start":"01:24","end":"02:38","startHours":25.408087066055796,"endHours":26.632565616463477,"quality":"auspicious"},{"name":"Amṛta","start":"02:38","end":"03:51","startHours":26.632565616463477,"endHours":27.857044166871155,"quality":"auspicious"},{"name":"Kāla","start":"03:51","end":"05:05","startHours":27.857044166871155,"endHours":29.081522717278837,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:05","end":"06:05","startHours":5.081522717278839,"endHours":6.081522717278839,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:05","end":"07:05","startHours":6.081522717278839,"endHours":7.081522717278839,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:05","end":"08:05","startHours":7.081522717278839,"endHours":8.081522717278839,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:05","end":"09:05","startHours":8.081522717278839,"endHours":9.081522717278839,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:05","end":"10:05","startHours":9.081522717278839,"endHours":10.081522717278839,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:05","end":"11:05","startHours":10.081522717278839,"endHours":11.081522717278839,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:05","end":"12:05","startHours":11.081522717278839,"endHours":12.081522717278839,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:05","end":"13:05","startHours":12.081522717278839,"endHours":13.081522717278839,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:05","end":"14:05","startHours":13.081522717278839,"endHours":14.081522717278839,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:05","end":"15:05","startHours":14.081522717278839,"endHours":15.081522717278839,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:05","end":"16:05","startHours":15.081522717278839,"endHours":16.081522717278837,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:05","end":"17:05","startHours":16.081522717278837,"endHours":17.081522717278837,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:05","end":"18:05","startHours":17.081522717278837,"endHours":18.081522717278837,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:05","end":"19:05","startHours":18.081522717278837,"endHours":19.081522717278837,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:05","end":"20:05","startHours":19.081522717278837,"endHours":20.081522717278837,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:05","end":"21:05","startHours":20.081522717278837,"endHours":21.081522717278837,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:05","end":"22:05","startHours":21.081522717278837,"endHours":22.081522717278837,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:05","end":"23:05","startHours":22.081522717278837,"endHours":23.081522717278837,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:05","end":"00:05","startHours":23.081522717278837,"endHours":24.081522717278837,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:05","end":"01:05","startHours":24.081522717278837,"endHours":25.081522717278837,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:05","end":"02:05","startHours":25.081522717278837,"endHours":26.081522717278837,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:05","end":"03:05","startHours":26.081522717278837,"endHours":27.081522717278837,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:05","end":"04:05","startHours":27.081522717278837,"endHours":28.081522717278837,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:05","end":"05:05","startHours":28.081522717278837,"endHours":29.081522717278837,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Maitra","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":-23.091876537875947,"eotMinutes":5.541489061113115,"ayanamsa":25.9895}},"calendars":{"vikram_samvat":2209,"vikram_samvatsara":"Krodhana","saka_samvat":2074,"saka_samvatsara":"Paridhāvi","bengali_samvat":1559,"malayalam_era":1328,"nanakshahi_year":683,"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 Pūrṇimā · Vikram 2209 Krodhana · Śaka 2074 Paridhāvi"},"festivals":[{"id":"datta-jayanti","name":"Datta Jayantī","name_sanskrit":"दत्त जयन्ती","tradition":"Pan-Hindu","associated_deity":"Dattātreya (Brahmā + Viṣṇu + Śiva combined)","significance":"Birth of Dattātreya from Atri-Anusūyā; tri-mūrti unified avatāra.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":2,"sources":["Mārkaṇḍeya Purāṇa","Bhāgavata 4.1.15"]},{"id":"annapurna-jayanti","name":"Annapūrṇā Jayantī","name_sanskrit":"अन्नपूर्णा जयन्ती","tradition":"Shakta","associated_deity":"Devī Annapūrṇā (Pārvatī as nourishing mother)","significance":"Devī Annapūrṇā's manifestation; food-grain pūjā; Mārgaśīrṣa Pūrṇimā tradition.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3,"sources":["Annapūrṇā-stotra by Śaṅkarācārya"]}],"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":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5},{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","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 12, 2152 CE · Perth, Australia · Vidhyamitra","description":"December 12, 2152 CE for Perth, Australia: Śukla Pūrṇimā, sūryodaya 05:05, sūryāsta 19:17.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2152-12-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2152-12-12","sa":"https://sa.vidhyamitra.com/city/perth/2152-12-12","hi":"https://hi.vidhyamitra.com/city/perth/2152-12-12","x-default":"https://vidhyamitra.com/city/perth/2152-12-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T17:30:44.866Z","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":"2026-05-31T17:30:44.866Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T17:30:44.866Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}