{"id":"vidhyamitra:city-day:perth:2003-01-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2003-01-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2003-01-27","date_display":"January 27, 2003 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":2003,"month":1,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452666.770833,"kali_year":5104,"ahargana":1864201.2708,"sun":{"sidereal_longitude":282.7509,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":214.6477,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":291.8968,"elapsed_within_tithi_degrees":3.8968},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":214.6477,"elapsed_within_degrees":1.3143},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":137.3986},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"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":2003,"month":1,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452666.770833,"ahargana":1864201.2708,"kali_year":5104,"ayanamsa_lahiri":23.8959,"grahas":{"sun":{"sidereal_longitude":282.77815,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"moon":{"sidereal_longitude":214.71325000000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false,"latitude":0.8576},"mars":{"sidereal_longitude":222.43314999999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":259.23935000000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":109.95364999999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":236.50755000000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":58.75535000000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":45.6455,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":225.6455,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":2003,"month":1,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452666.770833,"kali_year":5104,"ahargana":1864201.2708,"sun":{"sidereal_longitude":282.7509,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":214.6477,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":291.8968,"elapsed_within_tithi_degrees":3.8968},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":214.6477,"elapsed_within_degrees":1.3143},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":137.3986},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.858,"elongation":68.103},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.858,"opposition_distance":111.897}},"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":"05:37","sunsetLocal":"19:22","solarNoonLocal":"12:29","dayLengthHours":13.757212749860987,"dayLengthDisplay":"13 Hours 45 Mins 26 Secs","nightLengthDisplay":"10 Hours 14 Mins 34 Secs","moonriseLocal":"01:02","moonsetLocal":"14:52","rahuKala":{"name":"Rāhu Kāla","start":"07:20","end":"09:03","startHours":7.329758643916781,"endHours":9.049410237649404,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:46","end":"12:29","startHours":10.769061831382029,"endHours":12.488713425114652,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:13","end":"15:56","startHours":14.208365018847275,"endHours":15.9280166125799,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:49","end":"09:17","startHours":8.820123358485056,"endHours":9.278697116813754,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:11","end":"06:33","startHours":6.183324248095033,"endHours":6.550183254757993,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:57","startHours":12.030139666785953,"endHours":12.94728718344335,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:47","end":"04:42","startHours":3.7758120168693603,"endHours":4.692959533526759,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:28","end":"05:37","startHours":4.4636726543624095,"endHours":5.610107050184158,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:42","startHours":14.78158221675815,"endHours":15.698729733415549,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:10","end":"19:34","startHours":19.167319800045146,"endHours":19.567319800045144,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:22","end":"19:56","startHours":19.367319800045145,"endHours":19.94053699795602,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:07","end":"20:52","startHours":19.117319800045145,"endHours":20.867319800045145,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:57","startHours":24.030139666785953,"endHours":24.947287183443354,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:37","end":"07:20","startHours":5.610107050184158,"endHours":7.329758643916781,"quality":"auspicious"},{"name":"Kāla","start":"07:20","end":"09:03","startHours":7.329758643916781,"endHours":9.049410237649404,"quality":"inauspicious"},{"name":"Śubha","start":"09:03","end":"10:46","startHours":9.049410237649404,"endHours":10.769061831382029,"quality":"auspicious"},{"name":"Roga","start":"10:46","end":"12:29","startHours":10.769061831382029,"endHours":12.488713425114652,"quality":"inauspicious"},{"name":"Udveg","start":"12:29","end":"14:13","startHours":12.488713425114652,"endHours":14.208365018847275,"quality":"inauspicious"},{"name":"Chala","start":"14:13","end":"15:56","startHours":14.208365018847275,"endHours":15.9280166125799,"quality":"neutral"},{"name":"Labha","start":"15:56","end":"17:39","startHours":15.9280166125799,"endHours":17.647668206312524,"quality":"auspicious"},{"name":"Amṛta","start":"17:39","end":"19:22","startHours":17.647668206312524,"endHours":19.367319800045145,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:22","end":"20:39","startHours":19.367319800045145,"endHours":20.64766820631252,"quality":"neutral"},{"name":"Labha","start":"20:39","end":"21:56","startHours":20.64766820631252,"endHours":21.9280166125799,"quality":"auspicious"},{"name":"Amṛta","start":"21:56","end":"23:13","startHours":21.9280166125799,"endHours":23.208365018847275,"quality":"auspicious"},{"name":"Kāla","start":"23:13","end":"00:29","startHours":23.208365018847275,"endHours":24.488713425114653,"quality":"inauspicious"},{"name":"Śubha","start":"00:29","end":"01:46","startHours":24.488713425114653,"endHours":25.76906183138203,"quality":"auspicious"},{"name":"Roga","start":"01:46","end":"03:03","startHours":25.76906183138203,"endHours":27.049410237649404,"quality":"inauspicious"},{"name":"Udveg","start":"03:03","end":"04:20","startHours":27.049410237649404,"endHours":28.329758643916783,"quality":"inauspicious"},{"name":"Chala","start":"04:20","end":"05:37","startHours":28.329758643916783,"endHours":29.61010705018416,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:37","end":"06:37","startHours":5.610107050184158,"endHours":6.610107050184158,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:37","end":"07:37","startHours":6.610107050184158,"endHours":7.610107050184158,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:37","end":"08:37","startHours":7.610107050184158,"endHours":8.610107050184158,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:37","end":"09:37","startHours":8.610107050184158,"endHours":9.610107050184158,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:37","end":"10:37","startHours":9.610107050184158,"endHours":10.610107050184158,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:37","end":"11:37","startHours":10.610107050184158,"endHours":11.610107050184158,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:37","end":"12:37","startHours":11.610107050184158,"endHours":12.610107050184158,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:37","end":"13:37","startHours":12.610107050184158,"endHours":13.610107050184158,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:37","end":"14:37","startHours":13.610107050184158,"endHours":14.610107050184158,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:37","end":"15:37","startHours":14.610107050184158,"endHours":15.610107050184158,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:37","end":"16:37","startHours":15.610107050184158,"endHours":16.61010705018416,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:37","end":"17:37","startHours":16.61010705018416,"endHours":17.61010705018416,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:37","end":"18:37","startHours":17.61010705018416,"endHours":18.61010705018416,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:37","end":"19:37","startHours":18.61010705018416,"endHours":19.61010705018416,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:37","end":"20:37","startHours":19.61010705018416,"endHours":20.61010705018416,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:37","end":"21:37","startHours":20.61010705018416,"endHours":21.61010705018416,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:37","end":"22:37","startHours":21.61010705018416,"endHours":22.61010705018416,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:37","end":"23:37","startHours":22.61010705018416,"endHours":23.61010705018416,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:37","end":"00:37","startHours":23.61010705018416,"endHours":24.61010705018416,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:37","end":"01:37","startHours":24.61010705018416,"endHours":25.61010705018416,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:37","end":"02:37","startHours":25.61010705018416,"endHours":26.61010705018416,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:37","end":"03:37","startHours":26.61010705018416,"endHours":27.61010705018416,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:37","end":"04:37","startHours":27.61010705018416,"endHours":28.61010705018416,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:37","end":"05:37","startHours":28.61010705018416,"endHours":29.61010705018416,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-18.602449187639667,"eotMinutes":-12.76480550687915,"ayanamsa":23.8959}},"calendars":{"vikram_samvat":2060,"vikram_samvatsara":"Durmukhi","saka_samvat":1925,"saka_samvatsara":"Subhānu","bengali_samvat":1410,"malayalam_era":1179,"nanakshahi_year":534,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Daśamī · Vikram 2060 Durmukhi · Śaka 1925 Subhānu"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"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 January 27, 2003 CE · Perth, Australia · Vidhyamitra","description":"January 27, 2003 CE for Perth, Australia: Kṛṣṇa Daśamī, sūryodaya 05:37, sūryāsta 19:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2003-01-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2003-01-27","sa":"https://sa.vidhyamitra.com/city/perth/2003-01-27","hi":"https://hi.vidhyamitra.com/city/perth/2003-01-27","x-default":"https://vidhyamitra.com/city/perth/2003-01-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T15:04:45.406Z","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":"2026-05-16T15:04:45.406Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T15:04:45.406Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}