{"id":"vidhyamitra:city-day:perth:2030-01-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2030-01-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2030-01-19","date_display":"January 19, 2030 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":2030,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462520.770833,"kali_year":5131,"ahargana":1874055.2708,"sun":{"sidereal_longitude":274.565,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":86.4841,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":171.9191,"elapsed_within_tithi_degrees":3.9191},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":86.4841,"elapsed_within_degrees":6.4841},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":1.0492},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"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":2030,"month":1,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462520.770833,"ahargana":1874055.2708,"kali_year":5131,"ayanamsa_lahiri":24.2728,"grahas":{"sun":{"sidereal_longitude":274.716855,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":87.34385500000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false,"latitude":-1.7532},"mars":{"sidereal_longitude":304.21755499999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":250.195655,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":209.278055,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":255.043455,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":23.732354999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":243.5332,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":63.5332,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":2030,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462520.770833,"kali_year":5131,"ahargana":1874055.2708,"sun":{"sidereal_longitude":274.565,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":86.4841,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":171.9191,"elapsed_within_tithi_degrees":3.9191},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":86.4841,"elapsed_within_degrees":6.4841},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":1.0492},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.753,"elongation":171.919},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.753,"opposition_distance":8.081}},"eclipse_window_40days":[{"offset_days":-15,"type":"solar","occurs":true,"moon_latitude":1.192,"elongation":0.543}]},"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":"05:29","sunsetLocal":"19:25","solarNoonLocal":"12:27","dayLengthHours":13.928019030302334,"dayLengthDisplay":"13 Hours 55 Mins 41 Secs","nightLengthDisplay":"10 Hours 04 Mins 19 Secs","moonriseLocal":"18:52","moonsetLocal":"05:03","rahuKala":{"name":"Rāhu Kāla","start":"08:58","end":"10:43","startHours":8.97166280798809,"endHours":10.71266518677588,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:12","end":"15:56","startHours":14.194669944351464,"endHours":15.935672323139254,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:29","end":"07:14","startHours":5.489658050412505,"endHours":7.230660429200297,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:44","end":"09:12","startHours":8.73952915748305,"endHours":9.203796458493127,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:26","startHours":6.069992176675102,"endHours":6.441406017483164,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:55","startHours":11.989400264553593,"endHours":12.91793486657375,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:38","end":"04:34","startHours":3.632588846372194,"endHours":4.561123448392349,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:20","end":"05:29","startHours":4.32898979788731,"endHours":5.489658050412505,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:42","startHours":14.775004070614061,"endHours":15.703538672634217,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:13","end":"19:37","startHours":19.21767708071484,"endHours":19.617677080714838,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:25","end":"20:00","startHours":19.41767708071484,"endHours":19.998011206977434,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:10","end":"20:55","startHours":19.16767708071484,"endHours":20.91767708071484,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:55","startHours":23.98940026455359,"endHours":24.91793486657375,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:29","end":"07:14","startHours":5.489658050412505,"endHours":7.230660429200297,"quality":"inauspicious"},{"name":"Śubha","start":"07:14","end":"08:58","startHours":7.230660429200297,"endHours":8.97166280798809,"quality":"auspicious"},{"name":"Roga","start":"08:58","end":"10:43","startHours":8.97166280798809,"endHours":10.71266518677588,"quality":"inauspicious"},{"name":"Udveg","start":"10:43","end":"12:27","startHours":10.71266518677588,"endHours":12.453667565563672,"quality":"inauspicious"},{"name":"Chala","start":"12:27","end":"14:12","startHours":12.453667565563672,"endHours":14.194669944351464,"quality":"neutral"},{"name":"Labha","start":"14:12","end":"15:56","startHours":14.194669944351464,"endHours":15.935672323139254,"quality":"auspicious"},{"name":"Amṛta","start":"15:56","end":"17:41","startHours":15.935672323139254,"endHours":17.67667470192705,"quality":"auspicious"},{"name":"Kāla","start":"17:41","end":"19:25","startHours":17.67667470192705,"endHours":19.41767708071484,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:25","end":"20:41","startHours":19.41767708071484,"endHours":20.67667470192705,"quality":"auspicious"},{"name":"Amṛta","start":"20:41","end":"21:56","startHours":20.67667470192705,"endHours":21.935672323139254,"quality":"auspicious"},{"name":"Kāla","start":"21:56","end":"23:12","startHours":21.935672323139254,"endHours":23.194669944351464,"quality":"inauspicious"},{"name":"Śubha","start":"23:12","end":"00:27","startHours":23.194669944351464,"endHours":24.45366756556367,"quality":"auspicious"},{"name":"Roga","start":"00:27","end":"01:43","startHours":24.45366756556367,"endHours":25.71266518677588,"quality":"inauspicious"},{"name":"Udveg","start":"01:43","end":"02:58","startHours":25.71266518677588,"endHours":26.97166280798809,"quality":"inauspicious"},{"name":"Chala","start":"02:58","end":"04:14","startHours":26.97166280798809,"endHours":28.2306604292003,"quality":"neutral"},{"name":"Labha","start":"04:14","end":"05:29","startHours":28.2306604292003,"endHours":29.489658050412505,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:29","end":"06:29","startHours":5.489658050412505,"endHours":6.489658050412505,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:29","end":"07:29","startHours":6.489658050412505,"endHours":7.489658050412505,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:29","end":"08:29","startHours":7.489658050412505,"endHours":8.489658050412505,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:29","end":"09:29","startHours":8.489658050412505,"endHours":9.489658050412505,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:29","end":"10:29","startHours":9.489658050412505,"endHours":10.489658050412505,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:29","end":"11:29","startHours":10.489658050412505,"endHours":11.489658050412505,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:29","end":"12:29","startHours":11.489658050412505,"endHours":12.489658050412505,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:29","end":"13:29","startHours":12.489658050412505,"endHours":13.489658050412505,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:29","end":"14:29","startHours":13.489658050412505,"endHours":14.489658050412505,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:29","end":"15:29","startHours":14.489658050412505,"endHours":15.489658050412505,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:29","end":"16:29","startHours":15.489658050412505,"endHours":16.489658050412505,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:29","end":"17:29","startHours":16.489658050412505,"endHours":17.489658050412505,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:29","end":"18:29","startHours":17.489658050412505,"endHours":18.489658050412505,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:29","end":"19:29","startHours":18.489658050412505,"endHours":19.489658050412505,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:29","end":"20:29","startHours":19.489658050412505,"endHours":20.489658050412505,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:29","end":"21:29","startHours":20.489658050412505,"endHours":21.489658050412505,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:29","end":"22:29","startHours":21.489658050412505,"endHours":22.489658050412505,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:29","end":"23:29","startHours":22.489658050412505,"endHours":23.489658050412505,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:29","end":"00:29","startHours":23.489658050412505,"endHours":24.489658050412505,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:29","end":"01:29","startHours":24.489658050412505,"endHours":25.489658050412505,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:29","end":"02:29","startHours":25.489658050412505,"endHours":26.489658050412505,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:29","end":"03:29","startHours":26.489658050412505,"endHours":27.489658050412505,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:29","end":"04:29","startHours":27.489658050412505,"endHours":28.489658050412505,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:29","end":"05:29","startHours":28.489658050412505,"endHours":29.489658050412505,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-20.358890309090853,"eotMinutes":-10.662053933820344,"ayanamsa":24.2728}},"calendars":{"vikram_samvat":2087,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":1952,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1437,"malayalam_era":1206,"nanakshahi_year":561,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Pūrṇimā · Vikram 2087 Rudhirodgāri · Śaka 1952 Sādhāraṇa"},"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":"magha-purnima","name":"Māghī Pūrṇimā","name_sanskrit":"माघी पूर्णिमा","tradition":"Pan-Hindu","significance":"Sacred snāna at Prayāga; Māgha-snāna culmination.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2},{"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":"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","relevance":0.5}]},"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 19, 2030 CE · Perth, Australia · Vidhyamitra","description":"January 19, 2030 CE for Perth, Australia: Śukla Pūrṇimā, sūryodaya 05:29, sūryāsta 19:25.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2030-01-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2030-01-19","sa":"https://sa.vidhyamitra.com/city/perth/2030-01-19","hi":"https://hi.vidhyamitra.com/city/perth/2030-01-19","x-default":"https://vidhyamitra.com/city/perth/2030-01-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T13:01:51.264Z","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":"2026-05-15T13:01:51.264Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T13:01:51.264Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}