{"id":"vidhyamitra:city-day:perth:2038-12-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2038-12-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2038-12-19","date_display":"December 19, 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2038,"month":12,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2465776.770833,"kali_year":5140,"ahargana":1877311.2708,"sun":{"sidereal_longitude":242.3736,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":150.833,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":268.4594,"elapsed_within_tithi_degrees":4.4594},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":150.833,"elapsed_within_degrees":4.1663},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":33.2066},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2465776.770833,"ahargana":1877311.2708,"kali_year":5140,"ayanamsa_lahiri":24.3973,"grahas":{"sun":{"sidereal_longitude":242.82045200000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":148.37265200000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false,"latitude":4.429},"mars":{"sidereal_longitude":227.552052,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":222.95665200000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":126.07635199999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":257.57135199999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":153.860952,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":71.0146,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":251.0146,"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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2038,"month":12,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2465776.770833,"kali_year":5140,"ahargana":1877311.2708,"sun":{"sidereal_longitude":242.3736,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":150.833,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":268.4594,"elapsed_within_tithi_degrees":4.4594},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":150.833,"elapsed_within_degrees":4.1663},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":33.2066},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.429,"elongation":91.541},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.429,"opposition_distance":88.459}},"eclipse_window_40days":[{"offset_days":7,"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":"05:07","sunsetLocal":"19:21","solarNoonLocal":"12:14","dayLengthHours":14.236946755315564,"dayLengthDisplay":"14 Hours 14 Mins 13 Secs","nightLengthDisplay":"9 Hours 45 Mins 47 Secs","moonriseLocal":"00:01","moonsetLocal":"11:52","rahuKala":{"name":"Rāhu Kāla","start":"17:35","end":"19:21","startHours":17.57614786050786,"endHours":19.355766204922304,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:14","end":"14:01","startHours":12.237292827264522,"endHours":14.016911171678966,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:48","end":"17:35","startHours":15.796529516093413,"endHours":17.57614786050786,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:26","end":"08:55","startHours":8.440773692513705,"endHours":8.915338584357556,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:43","end":"06:06","startHours":5.7120255644115545,"endHours":6.091677477886636,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:43","startHours":11.762727935420669,"endHours":12.711857719108375,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:13","end":"04:10","startHours":3.2205598822313313,"endHours":4.1696896659190354,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:56","end":"05:07","startHours":3.932407219997109,"endHours":5.11881944960674,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:37","end":"15:34","startHours":14.610117286483783,"endHours":15.559247070171487,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:09","end":"19:33","startHours":19.155766204922305,"endHours":19.555766204922303,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:21","end":"19:57","startHours":19.355766204922304,"endHours":19.94897231972712,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:06","end":"20:51","startHours":19.105766204922304,"endHours":20.855766204922304,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:43","startHours":23.76272793542067,"endHours":24.711857719108373,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:07","end":"06:54","startHours":5.11881944960674,"endHours":6.898437794021185,"quality":"inauspicious"},{"name":"Chala","start":"06:54","end":"08:41","startHours":6.898437794021185,"endHours":8.67805613843563,"quality":"neutral"},{"name":"Labha","start":"08:41","end":"10:27","startHours":8.67805613843563,"endHours":10.457674482850077,"quality":"auspicious"},{"name":"Amṛta","start":"10:27","end":"12:14","startHours":10.457674482850077,"endHours":12.237292827264522,"quality":"auspicious"},{"name":"Kāla","start":"12:14","end":"14:01","startHours":12.237292827264522,"endHours":14.016911171678966,"quality":"inauspicious"},{"name":"Śubha","start":"14:01","end":"15:48","startHours":14.016911171678966,"endHours":15.796529516093413,"quality":"auspicious"},{"name":"Roga","start":"15:48","end":"17:35","startHours":15.796529516093413,"endHours":17.57614786050786,"quality":"inauspicious"},{"name":"Udveg","start":"17:35","end":"19:21","startHours":17.57614786050786,"endHours":19.355766204922304,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:21","end":"20:35","startHours":19.355766204922304,"endHours":20.57614786050786,"quality":"auspicious"},{"name":"Roga","start":"20:35","end":"21:48","startHours":20.57614786050786,"endHours":21.796529516093415,"quality":"inauspicious"},{"name":"Udveg","start":"21:48","end":"23:01","startHours":21.796529516093415,"endHours":23.016911171678966,"quality":"inauspicious"},{"name":"Chala","start":"23:01","end":"00:14","startHours":23.016911171678966,"endHours":24.237292827264522,"quality":"neutral"},{"name":"Labha","start":"00:14","end":"01:27","startHours":24.237292827264522,"endHours":25.457674482850077,"quality":"auspicious"},{"name":"Amṛta","start":"01:27","end":"02:41","startHours":25.457674482850077,"endHours":26.67805613843563,"quality":"auspicious"},{"name":"Kāla","start":"02:41","end":"03:54","startHours":26.67805613843563,"endHours":27.898437794021184,"quality":"inauspicious"},{"name":"Śubha","start":"03:54","end":"05:07","startHours":27.898437794021184,"endHours":29.11881944960674,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:07","end":"06:07","startHours":5.11881944960674,"endHours":6.11881944960674,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:07","end":"07:07","startHours":6.11881944960674,"endHours":7.11881944960674,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:07","end":"08:07","startHours":7.11881944960674,"endHours":8.11881944960674,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:07","end":"09:07","startHours":8.11881944960674,"endHours":9.11881944960674,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:07","end":"10:07","startHours":9.11881944960674,"endHours":10.11881944960674,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:07","end":"11:07","startHours":10.11881944960674,"endHours":11.11881944960674,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:07","end":"12:07","startHours":11.11881944960674,"endHours":12.11881944960674,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:07","end":"13:07","startHours":12.11881944960674,"endHours":13.11881944960674,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:07","end":"14:07","startHours":13.11881944960674,"endHours":14.11881944960674,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:07","end":"15:07","startHours":14.11881944960674,"endHours":15.11881944960674,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:07","end":"16:07","startHours":15.11881944960674,"endHours":16.11881944960674,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:07","end":"17:07","startHours":16.11881944960674,"endHours":17.11881944960674,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:07","end":"18:07","startHours":17.11881944960674,"endHours":18.11881944960674,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:07","end":"19:07","startHours":18.11881944960674,"endHours":19.11881944960674,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:07","end":"20:07","startHours":19.11881944960674,"endHours":20.11881944960674,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:07","end":"21:07","startHours":20.11881944960674,"endHours":21.11881944960674,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:07","end":"22:07","startHours":21.11881944960674,"endHours":22.11881944960674,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:07","end":"23:07","startHours":22.11881944960674,"endHours":23.11881944960674,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:07","end":"00:07","startHours":23.11881944960674,"endHours":24.11881944960674,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:07","end":"01:07","startHours":24.11881944960674,"endHours":25.11881944960674,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:07","end":"02:07","startHours":25.11881944960674,"endHours":26.11881944960674,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:07","end":"03:07","startHours":26.11881944960674,"endHours":27.11881944960674,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:07","end":"04:07","startHours":27.11881944960674,"endHours":28.11881944960674,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:07","end":"05:07","startHours":28.11881944960674,"endHours":29.11881944960674,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.407225470862908,"eotMinutes":2.3204303641286352,"ayanamsa":24.3973}},"calendars":{"vikram_samvat":2095,"vikram_samvatsara":"Prajāpati","saka_samvat":1960,"saka_samvatsara":"Kālayukta","bengali_samvat":1445,"malayalam_era":1214,"nanakshahi_year":569,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Aṣṭamī · Vikram 2095 Prajāpati · Śaka 1960 Kālayukta"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 19, 2038 CE · Perth, Australia · Vidhyamitra","description":"December 19, 2038 CE for Perth, Australia: Kṛṣṇa Aṣṭamī, sūryodaya 05:07, sūryāsta 19:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2038-12-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2038-12-19","sa":"https://sa.vidhyamitra.com/city/perth/2038-12-19","hi":"https://hi.vidhyamitra.com/city/perth/2038-12-19","x-default":"https://vidhyamitra.com/city/perth/2038-12-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-22T12:36:14.786Z","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":"2026-09-22T12:36:14.786Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-22T12:36:14.786Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}