{"id":"vidhyamitra:city-day:perth:2144-12-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2144-12-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2144-12-19","date_display":"December 19, 2144 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":2144,"month":12,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504492.770833,"kali_year":5246,"ahargana":1916027.2708,"sun":{"sidereal_longitude":240.9075,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":167.7271,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.8197,"elapsed_within_tithi_degrees":10.8197},"nakshatra":{"number":13,"name":"Hasta","pada":3,"moon_longitude":167.7271,"elapsed_within_degrees":7.7271},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":48.6346},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2144,"month":12,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2504492.770833,"ahargana":1916027.2708,"kali_year":5246,"ayanamsa_lahiri":25.8781,"grahas":{"sun":{"sidereal_longitude":241.618016,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":165.806516,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false,"latitude":-0.9291},"mars":{"sidereal_longitude":321.12771599999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":227.35211600000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":100.55121600000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":true},"venus":{"sidereal_longitude":286.207216,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":345.237916,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":179.6546,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":359.6546,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":2144,"month":12,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504492.770833,"kali_year":5246,"ahargana":1916027.2708,"sun":{"sidereal_longitude":240.9075,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":167.7271,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.8197,"elapsed_within_tithi_degrees":10.8197},"nakshatra":{"number":13,"name":"Hasta","pada":3,"moon_longitude":167.7271,"elapsed_within_degrees":7.7271},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":48.6346},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.929,"elongation":73.18},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.929,"opposition_distance":106.82}},"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":"05:07","sunsetLocal":"19:21","solarNoonLocal":"12:14","dayLengthHours":14.237526793832792,"dayLengthDisplay":"14 Hours 14 Mins 15 Secs","nightLengthDisplay":"9 Hours 45 Mins 45 Secs","moonriseLocal":"00:57","moonsetLocal":"13:25","rahuKala":{"name":"Rāhu Kāla","start":"08:41","end":"10:27","startHours":8.677911128806324,"endHours":10.457601978035424,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:01","end":"15:48","startHours":14.01698367649362,"endHours":15.79667452572272,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:07","end":"06:54","startHours":5.118529430348126,"endHours":6.898220279577225,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:26","end":"08:55","startHours":8.440619015575777,"endHours":8.91520324203687,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:43","end":"06:05","startHours":5.711759713424492,"endHours":6.091427094593366,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:43","startHours":11.762708600803428,"endHours":12.711877053725615,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:13","end":"04:10","startHours":3.2201925245037533,"endHours":4.1693609774259395,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:56","end":"05:07","startHours":3.932068864195393,"endHours":5.118529430348126,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:37","end":"15:34","startHours":14.610213959569986,"endHours":15.559382412492171,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:09","end":"19:33","startHours":19.15605622418092,"endHours":19.556056224180917,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:21","end":"19:57","startHours":19.356056224180918,"endHours":19.949286507257284,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:06","end":"20:51","startHours":19.106056224180918,"endHours":20.856056224180918,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:43","startHours":23.76270860080343,"endHours":24.711877053725615,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:07","end":"06:54","startHours":5.118529430348126,"endHours":6.898220279577225,"quality":"inauspicious"},{"name":"Śubha","start":"06:54","end":"08:41","startHours":6.898220279577225,"endHours":8.677911128806324,"quality":"auspicious"},{"name":"Roga","start":"08:41","end":"10:27","startHours":8.677911128806324,"endHours":10.457601978035424,"quality":"inauspicious"},{"name":"Udveg","start":"10:27","end":"12:14","startHours":10.457601978035424,"endHours":12.237292827264522,"quality":"inauspicious"},{"name":"Chala","start":"12:14","end":"14:01","startHours":12.237292827264522,"endHours":14.01698367649362,"quality":"neutral"},{"name":"Labha","start":"14:01","end":"15:48","startHours":14.01698367649362,"endHours":15.79667452572272,"quality":"auspicious"},{"name":"Amṛta","start":"15:48","end":"17:35","startHours":15.79667452572272,"endHours":17.57636537495182,"quality":"auspicious"},{"name":"Kāla","start":"17:35","end":"19:21","startHours":17.57636537495182,"endHours":19.356056224180918,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:21","end":"20:35","startHours":19.356056224180918,"endHours":20.57636537495182,"quality":"auspicious"},{"name":"Amṛta","start":"20:35","end":"21:48","startHours":20.57636537495182,"endHours":21.79667452572272,"quality":"auspicious"},{"name":"Kāla","start":"21:48","end":"23:01","startHours":21.79667452572272,"endHours":23.01698367649362,"quality":"inauspicious"},{"name":"Śubha","start":"23:01","end":"00:14","startHours":23.01698367649362,"endHours":24.237292827264522,"quality":"auspicious"},{"name":"Roga","start":"00:14","end":"01:27","startHours":24.237292827264522,"endHours":25.457601978035424,"quality":"inauspicious"},{"name":"Udveg","start":"01:27","end":"02:41","startHours":25.457601978035424,"endHours":26.677911128806322,"quality":"inauspicious"},{"name":"Chala","start":"02:41","end":"03:54","startHours":26.677911128806322,"endHours":27.898220279577224,"quality":"neutral"},{"name":"Labha","start":"03:54","end":"05:07","startHours":27.898220279577224,"endHours":29.118529430348126,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:07","end":"06:07","startHours":5.118529430348126,"endHours":6.118529430348126,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:07","end":"07:07","startHours":6.118529430348126,"endHours":7.118529430348126,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:07","end":"08:07","startHours":7.118529430348126,"endHours":8.118529430348126,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:07","end":"09:07","startHours":8.118529430348126,"endHours":9.118529430348126,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:07","end":"10:07","startHours":9.118529430348126,"endHours":10.118529430348126,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:07","end":"11:07","startHours":10.118529430348126,"endHours":11.118529430348126,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:07","end":"12:07","startHours":11.118529430348126,"endHours":12.118529430348126,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:07","end":"13:07","startHours":12.118529430348126,"endHours":13.118529430348126,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:07","end":"14:07","startHours":13.118529430348126,"endHours":14.118529430348126,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:07","end":"15:07","startHours":14.118529430348126,"endHours":15.118529430348126,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:07","end":"16:07","startHours":15.118529430348126,"endHours":16.118529430348126,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:07","end":"17:07","startHours":16.118529430348126,"endHours":17.118529430348126,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:07","end":"18:07","startHours":17.118529430348126,"endHours":18.118529430348126,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:07","end":"19:07","startHours":18.118529430348126,"endHours":19.118529430348126,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:07","end":"20:07","startHours":19.118529430348126,"endHours":20.118529430348126,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:07","end":"21:07","startHours":20.118529430348126,"endHours":21.118529430348126,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:07","end":"22:07","startHours":21.118529430348126,"endHours":22.118529430348126,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:07","end":"23:07","startHours":22.118529430348126,"endHours":23.118529430348126,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:07","end":"00:07","startHours":23.118529430348126,"endHours":24.118529430348126,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:07","end":"01:07","startHours":24.118529430348126,"endHours":25.118529430348126,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:07","end":"02:07","startHours":25.118529430348126,"endHours":26.118529430348126,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:07","end":"03:07","startHours":26.118529430348126,"endHours":27.118529430348126,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:07","end":"04:07","startHours":27.118529430348126,"endHours":28.118529430348126,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:07","end":"05:07","startHours":28.118529430348126,"endHours":29.118529430348126,"planetary_lord":"Mercury"}],"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":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"East","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.412788883398676,"eotMinutes":2.3204303641286352,"ayanamsa":25.8781}},"calendars":{"vikram_samvat":2201,"vikram_samvatsara":"Piṅgala","saka_samvat":2066,"saka_samvatsara":"Krodhi","bengali_samvat":1551,"malayalam_era":1320,"nanakshahi_year":675,"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 Navamī · Vikram 2201 Piṅgala · Śaka 2066 Krodhi"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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, 2144 CE · Perth, Australia · Vidhyamitra","description":"December 19, 2144 CE for Perth, Australia: Kṛṣṇa Navamī, sūryodaya 05:07, sūryāsta 19:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2144-12-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2144-12-19","sa":"https://sa.vidhyamitra.com/city/perth/2144-12-19","hi":"https://hi.vidhyamitra.com/city/perth/2144-12-19","x-default":"https://vidhyamitra.com/city/perth/2144-12-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T20:36:47.950Z","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":"2026-06-01T20:36:47.950Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T20:36:47.950Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}