{"id":"vidhyamitra:city-day:perth:2004-12-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2004-12-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2004-12-06","date_display":"December 6, 2004 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":2004,"month":12,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453345.770833,"kali_year":5106,"ahargana":1864880.2708,"sun":{"sidereal_longitude":229.8645,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":154.5687,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":284.7042,"elapsed_within_tithi_degrees":8.7042},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":154.5687,"elapsed_within_degrees":7.902},"yoga":{"number":2,"name":"Prīti","sum_longitude":24.4331},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2004,"month":12,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453345.770833,"ahargana":1864880.2708,"kali_year":5106,"ayanamsa_lahiri":23.9219,"grahas":{"sun":{"sidereal_longitude":230.33530799999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":151.94550800000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false,"latitude":2.5858},"mars":{"sidereal_longitude":202.66870800000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":240.136208,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":170.413908,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"venus":{"sidereal_longitude":202.73890800000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":92.59710799999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":9.6688,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":189.6688,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":2004,"month":12,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453345.770833,"kali_year":5106,"ahargana":1864880.2708,"sun":{"sidereal_longitude":229.8645,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":154.5687,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":284.7042,"elapsed_within_tithi_degrees":8.7042},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":154.5687,"elapsed_within_degrees":7.902},"yoga":{"number":2,"name":"Prīti","sum_longitude":24.4331},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.586,"elongation":75.296},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.586,"opposition_distance":104.704}},"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":"05:04","sunsetLocal":"19:13","solarNoonLocal":"12:08","dayLengthHours":14.144015834127742,"dayLengthDisplay":"14 Hours 08 Mins 38 Secs","nightLengthDisplay":"9 Hours 51 Mins 22 Secs","moonriseLocal":"00:56","moonsetLocal":"12:54","rahuKala":{"name":"Rāhu Kāla","start":"06:50","end":"08:36","startHours":6.8362460709562365,"endHours":8.604248050222203,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:22","end":"12:08","startHours":10.372250029488171,"endHours":12.140252008754139,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:54","end":"15:41","startHours":13.908253988020107,"endHours":15.676255967286075,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:22","end":"08:50","startHours":8.36851445298674,"endHours":8.839981647457666,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:39","end":"06:02","startHours":5.657578084778924,"endHours":6.034751840355664,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:37","startHours":11.668784814283214,"endHours":12.611719203225064,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:11","end":"04:08","startHours":3.1823753138065696,"endHours":4.125309702748419,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:53","end":"05:04","startHours":3.889576105512957,"endHours":5.068244091690269,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:26","startHours":14.497587981108762,"endHours":15.44052237005061,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:01","end":"19:25","startHours":19.01225992581801,"endHours":19.41225992581801,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:13","end":"19:48","startHours":19.21225992581801,"endHours":19.801593918906665,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:58","end":"20:43","startHours":18.96225992581801,"endHours":20.71225992581801,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:37","startHours":23.668784814283214,"endHours":24.611719203225064,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:04","end":"06:50","startHours":5.068244091690269,"endHours":6.8362460709562365,"quality":"auspicious"},{"name":"Kāla","start":"06:50","end":"08:36","startHours":6.8362460709562365,"endHours":8.604248050222203,"quality":"inauspicious"},{"name":"Śubha","start":"08:36","end":"10:22","startHours":8.604248050222203,"endHours":10.372250029488171,"quality":"auspicious"},{"name":"Roga","start":"10:22","end":"12:08","startHours":10.372250029488171,"endHours":12.140252008754139,"quality":"inauspicious"},{"name":"Udveg","start":"12:08","end":"13:54","startHours":12.140252008754139,"endHours":13.908253988020107,"quality":"inauspicious"},{"name":"Chala","start":"13:54","end":"15:41","startHours":13.908253988020107,"endHours":15.676255967286075,"quality":"neutral"},{"name":"Labha","start":"15:41","end":"17:27","startHours":15.676255967286075,"endHours":17.444257946552042,"quality":"auspicious"},{"name":"Amṛta","start":"17:27","end":"19:13","startHours":17.444257946552042,"endHours":19.21225992581801,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:13","end":"20:27","startHours":19.21225992581801,"endHours":20.444257946552042,"quality":"neutral"},{"name":"Labha","start":"20:27","end":"21:41","startHours":20.444257946552042,"endHours":21.676255967286075,"quality":"auspicious"},{"name":"Amṛta","start":"21:41","end":"22:54","startHours":21.676255967286075,"endHours":22.908253988020107,"quality":"auspicious"},{"name":"Kāla","start":"22:54","end":"00:08","startHours":22.908253988020107,"endHours":24.14025200875414,"quality":"inauspicious"},{"name":"Śubha","start":"00:08","end":"01:22","startHours":24.14025200875414,"endHours":25.37225002948817,"quality":"auspicious"},{"name":"Roga","start":"01:22","end":"02:36","startHours":25.37225002948817,"endHours":26.604248050222203,"quality":"inauspicious"},{"name":"Udveg","start":"02:36","end":"03:50","startHours":26.604248050222203,"endHours":27.836246070956236,"quality":"inauspicious"},{"name":"Chala","start":"03:50","end":"05:04","startHours":27.836246070956236,"endHours":29.068244091690268,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:04","end":"06:04","startHours":5.068244091690269,"endHours":6.068244091690269,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:04","end":"07:04","startHours":6.068244091690269,"endHours":7.068244091690269,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:04","end":"08:04","startHours":7.068244091690269,"endHours":8.068244091690268,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:04","end":"09:04","startHours":8.068244091690268,"endHours":9.068244091690268,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:04","end":"10:04","startHours":9.068244091690268,"endHours":10.068244091690268,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:04","end":"11:04","startHours":10.068244091690268,"endHours":11.068244091690268,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:04","end":"12:04","startHours":11.068244091690268,"endHours":12.068244091690268,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:04","end":"13:04","startHours":12.068244091690268,"endHours":13.068244091690268,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:04","end":"14:04","startHours":13.068244091690268,"endHours":14.068244091690268,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:04","end":"15:04","startHours":14.068244091690268,"endHours":15.068244091690268,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:04","end":"16:04","startHours":15.068244091690268,"endHours":16.068244091690268,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:04","end":"17:04","startHours":16.068244091690268,"endHours":17.068244091690268,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:04","end":"18:04","startHours":17.068244091690268,"endHours":18.068244091690268,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:04","end":"19:04","startHours":18.068244091690268,"endHours":19.068244091690268,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:04","end":"20:04","startHours":19.068244091690268,"endHours":20.068244091690268,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:04","end":"21:04","startHours":20.068244091690268,"endHours":21.068244091690268,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:04","end":"22:04","startHours":21.068244091690268,"endHours":22.068244091690268,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:04","end":"23:04","startHours":22.068244091690268,"endHours":23.068244091690268,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:04","end":"00:04","startHours":23.068244091690268,"endHours":24.068244091690268,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:04","end":"01:04","startHours":24.068244091690268,"endHours":25.068244091690268,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:04","end":"02:04","startHours":25.068244091690268,"endHours":26.068244091690268,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:04","end":"03:04","startHours":26.068244091690268,"endHours":27.068244091690268,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:04","end":"04:04","startHours":27.068244091690268,"endHours":28.068244091690268,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:04","end":"05:04","startHours":28.068244091690268,"endHours":29.068244091690268,"planetary_lord":"Venus"}],"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":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"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":-22.508052232650932,"eotMinutes":8.142879474751563,"ayanamsa":23.9219}},"calendars":{"vikram_samvat":2061,"vikram_samvatsara":"Hemalambī","saka_samvat":1926,"saka_samvatsara":"Tāraṇa","bengali_samvat":1411,"malayalam_era":1180,"nanakshahi_year":535,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Navamī · Vikram 2061 Hemalambī · Śaka 1926 Tāraṇa"},"festivals":[{"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":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 6, 2004 CE · Perth, Australia · Vidhyamitra","description":"December 6, 2004 CE for Perth, Australia: Kṛṣṇa Navamī, sūryodaya 05:04, sūryāsta 19:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2004-12-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2004-12-06","sa":"https://sa.vidhyamitra.com/city/perth/2004-12-06","hi":"https://hi.vidhyamitra.com/city/perth/2004-12-06","x-default":"https://vidhyamitra.com/city/perth/2004-12-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T04:49:21.664Z","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":"2026-05-17T04:49:21.664Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T04:49:21.664Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}