{"id":"vidhyamitra:city-day:perth:2038-12-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2038-12-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2038-12-07","date_display":"December 7, 2038 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":2038,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2465764.770833,"kali_year":5140,"ahargana":1877299.2708,"sun":{"sidereal_longitude":230.0715,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":356.9717,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":126.9002,"elapsed_within_tithi_degrees":6.9002},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":356.9717,"elapsed_within_degrees":10.305},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.0431},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"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":2038,"month":12,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2465764.770833,"ahargana":1877299.2708,"kali_year":5140,"ayanamsa_lahiri":24.3969,"grahas":{"sun":{"sidereal_longitude":230.62161100000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":359.733011,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":-4.3398},"mars":{"sidereal_longitude":218.962711,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":209.80081099999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":125.905911,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":242.52641099999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":153.30031099999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":71.6504,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":251.6504,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":2038,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2465764.770833,"kali_year":5140,"ahargana":1877299.2708,"sun":{"sidereal_longitude":230.0715,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":356.9717,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":126.9002,"elapsed_within_tithi_degrees":6.9002},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":356.9717,"elapsed_within_degrees":10.305},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.0431},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.34,"elongation":126.9},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.34,"opposition_distance":53.1}},"eclipse_window_40days":[{"offset_days":19,"type":"solar","occurs":true,"moon_latitude":-0.002,"elongation":1.103}]},"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":"19:13","solarNoonLocal":"12:09","dayLengthHours":14.152923188534647,"dayLengthDisplay":"14 Hours 09 Mins 11 Secs","nightLengthDisplay":"9 Hours 50 Mins 49 Secs","moonriseLocal":"15:06","moonsetLocal":"02:24","rahuKala":{"name":"Rāhu Kāla","start":"15:41","end":"17:27","startHours":15.685469188411375,"endHours":17.454584586978207,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:37","end":"10:23","startHours":8.609007594144051,"endHours":10.378122992710882,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:09","end":"13:55","startHours":12.147238391277714,"endHours":13.916353789844543,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:22","end":"08:51","startHours":8.373125541001807,"endHours":8.844889647286296,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:40","end":"06:02","startHours":5.660481929866,"endHours":6.03789321489359,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:37","startHours":11.675474284993223,"endHours":12.619002497562201,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:11","end":"04:08","startHours":3.183720371872437,"endHours":4.127248584441413,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:53","end":"05:04","startHours":3.8913665312991688,"endHours":5.07077679701039,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:27","startHours":14.506058922700156,"endHours":15.449587135269132,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:01","end":"19:25","startHours":19.023699985545036,"endHours":19.423699985545035,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:13","end":"19:49","startHours":19.223699985545036,"endHours":19.813405118400645,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:58","end":"20:43","startHours":18.973699985545036,"endHours":20.723699985545036,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:37","startHours":23.67547428499322,"endHours":24.6190024975622,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:04","end":"06:50","startHours":5.07077679701039,"endHours":6.839892195577221,"quality":"inauspicious"},{"name":"Udveg","start":"06:50","end":"08:37","startHours":6.839892195577221,"endHours":8.609007594144051,"quality":"inauspicious"},{"name":"Chala","start":"08:37","end":"10:23","startHours":8.609007594144051,"endHours":10.378122992710882,"quality":"neutral"},{"name":"Labha","start":"10:23","end":"12:09","startHours":10.378122992710882,"endHours":12.147238391277714,"quality":"auspicious"},{"name":"Amṛta","start":"12:09","end":"13:55","startHours":12.147238391277714,"endHours":13.916353789844543,"quality":"auspicious"},{"name":"Kāla","start":"13:55","end":"15:41","startHours":13.916353789844543,"endHours":15.685469188411375,"quality":"inauspicious"},{"name":"Śubha","start":"15:41","end":"17:27","startHours":15.685469188411375,"endHours":17.454584586978207,"quality":"auspicious"},{"name":"Roga","start":"17:27","end":"19:13","startHours":17.454584586978207,"endHours":19.223699985545036,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:13","end":"20:27","startHours":19.223699985545036,"endHours":20.454584586978203,"quality":"inauspicious"},{"name":"Śubha","start":"20:27","end":"21:41","startHours":20.454584586978203,"endHours":21.685469188411375,"quality":"auspicious"},{"name":"Roga","start":"21:41","end":"22:55","startHours":21.685469188411375,"endHours":22.916353789844543,"quality":"inauspicious"},{"name":"Udveg","start":"22:55","end":"00:09","startHours":22.916353789844543,"endHours":24.14723839127771,"quality":"inauspicious"},{"name":"Chala","start":"00:09","end":"01:23","startHours":24.14723839127771,"endHours":25.378122992710882,"quality":"neutral"},{"name":"Labha","start":"01:23","end":"02:37","startHours":25.378122992710882,"endHours":26.60900759414405,"quality":"auspicious"},{"name":"Amṛta","start":"02:37","end":"03:50","startHours":26.60900759414405,"endHours":27.83989219557722,"quality":"auspicious"},{"name":"Kāla","start":"03:50","end":"05:04","startHours":27.83989219557722,"endHours":29.07077679701039,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:04","end":"06:04","startHours":5.07077679701039,"endHours":6.07077679701039,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:04","end":"07:04","startHours":6.07077679701039,"endHours":7.07077679701039,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:04","end":"08:04","startHours":7.07077679701039,"endHours":8.070776797010389,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:04","end":"09:04","startHours":8.070776797010389,"endHours":9.070776797010389,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:04","end":"10:04","startHours":9.070776797010389,"endHours":10.070776797010389,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:04","end":"11:04","startHours":10.070776797010389,"endHours":11.070776797010389,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:04","end":"12:04","startHours":11.070776797010389,"endHours":12.070776797010389,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:04","end":"13:04","startHours":12.070776797010389,"endHours":13.070776797010389,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:04","end":"14:04","startHours":13.070776797010389,"endHours":14.070776797010389,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:04","end":"15:04","startHours":14.070776797010389,"endHours":15.070776797010389,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:04","end":"16:04","startHours":15.070776797010389,"endHours":16.07077679701039,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:04","end":"17:04","startHours":16.07077679701039,"endHours":17.07077679701039,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:04","end":"18:04","startHours":17.07077679701039,"endHours":18.07077679701039,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:04","end":"19:04","startHours":18.07077679701039,"endHours":19.07077679701039,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:04","end":"20:04","startHours":19.07077679701039,"endHours":20.07077679701039,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:04","end":"21:04","startHours":20.07077679701039,"endHours":21.07077679701039,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:04","end":"22:04","startHours":21.07077679701039,"endHours":22.07077679701039,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:04","end":"23:04","startHours":22.07077679701039,"endHours":23.07077679701039,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:04","end":"00:04","startHours":23.07077679701039,"endHours":24.07077679701039,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:04","end":"01:04","startHours":24.07077679701039,"endHours":25.07077679701039,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:04","end":"02:04","startHours":25.07077679701039,"endHours":26.07077679701039,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:04","end":"03:04","startHours":26.07077679701039,"endHours":27.07077679701039,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:04","end":"04:04","startHours":27.07077679701039,"endHours":28.07077679701039,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:04","end":"05:04","startHours":28.07077679701039,"endHours":29.07077679701039,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"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":-22.59490927649443,"eotMinutes":7.723696523337262,"ayanamsa":24.3969}},"calendars":{"vikram_samvat":2095,"vikram_samvatsara":"Prajāpati","saka_samvat":1960,"saka_samvatsara":"Kālayukta","bengali_samvat":1445,"malayalam_era":1214,"nanakshahi_year":569,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Ekādaśī · Vikram 2095 Prajāpati · Śaka 1960 Kālayukta"},"festivals":[{"id":"gita-jayanti","name":"Gītā Jayantī (= Mokṣadā Ekādaśī)","name_sanskrit":"गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad-Gītā speaker)","significance":"Day Bhagavad Gītā was delivered at Kurukṣetra (Mahābhārata Day 1).","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":1,"related_chart":"krishna","historical_anchor":{"event":"Bhagavad Gītā delivered at Kurukṣetra (Mahābhārata Day 1)","date_julian":"-3137-10-04","location":"Kurukṣetra"},"sources":["Bhagavad Gītā (Mahābhārata, Bhīṣma Parva)"]},{"id":"vaikuntha-ekadashi","name":"Vaikuṇṭha Ekādaśī","name_sanskrit":"वैकुण्ठ एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Most sacred Ekādaśī of the year; 'Vaikuṇṭha-dvāram udghaṭitam'.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":2},{"id":"mokshada-ekadashi","name":"Mokṣadā Ekādaśī (Gītā Jayantī)","name_sanskrit":"मोक्षदा एकादशी / गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad Gītā delivery)","significance":"Day Bhagavad Gītā was delivered at Kurukṣetra.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5},{"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":"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 7, 2038 CE · Perth, Australia · Vidhyamitra","description":"December 7, 2038 CE for Perth, Australia: Śukla Ekādaśī, sūryodaya 05:04, sūryāsta 19:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2038-12-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2038-12-07","sa":"https://sa.vidhyamitra.com/city/perth/2038-12-07","hi":"https://hi.vidhyamitra.com/city/perth/2038-12-07","x-default":"https://vidhyamitra.com/city/perth/2038-12-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T20:04:52.126Z","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":"2026-05-15T20:04:52.126Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T20:04:52.126Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}