{"id":"vidhyamitra:city-day:perth:2024-01-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2024-01-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2024-01-25","date_display":"January 25, 2024 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":2024,"month":1,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460334.770833,"kali_year":5125,"ahargana":1871869.2708,"sun":{"sidereal_longitude":280.2582,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":93.3405,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":173.0823,"elapsed_within_tithi_degrees":5.0823},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":93.3405,"elapsed_within_degrees":0.0072},"yoga":{"number":2,"name":"Prīti","sum_longitude":13.5988},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2024,"month":1,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460334.770833,"ahargana":1871869.2708,"kali_year":5125,"ayanamsa_lahiri":24.1892,"grahas":{"sun":{"sidereal_longitude":280.353076,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"moon":{"sidereal_longitude":92.377476,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false,"latitude":4.4891},"mars":{"sidereal_longitude":260.86327600000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":259.139276,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":12.46587599999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":247.54557599999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":311.5648759999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":359.358,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":179.358,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"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":2024,"month":1,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460334.770833,"kali_year":5125,"ahargana":1871869.2708,"sun":{"sidereal_longitude":280.2582,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":93.3405,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":173.0823,"elapsed_within_tithi_degrees":5.0823},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":93.3405,"elapsed_within_degrees":0.0072},"yoga":{"number":2,"name":"Prīti","sum_longitude":13.5988},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.489,"elongation":173.082},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.489,"opposition_distance":6.918}},"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":"05:35","sunsetLocal":"19:23","solarNoonLocal":"12:29","dayLengthHours":13.80744698495442,"dayLengthDisplay":"13 Hours 48 Mins 27 Secs","nightLengthDisplay":"10 Hours 11 Mins 33 Secs","moonriseLocal":"18:49","moonsetLocal":"05:05","rahuKala":{"name":"Rāhu Kāla","start":"14:12","end":"15:56","startHours":14.207043015151825,"endHours":15.932973888271128,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:35","end":"07:18","startHours":5.577388649555313,"endHours":7.303319522674615,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:02","end":"10:45","startHours":9.029250395793918,"endHours":10.75518126891322,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:16","startHours":8.799126279378012,"endHours":9.259374512209824,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:09","end":"06:31","startHours":6.15269894059508,"endHours":6.520897526860531,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:56","startHours":12.02086390920071,"endHours":12.941360374864338,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:44","end":"04:39","startHours":3.7363957182280565,"endHours":4.656892183891685,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:26","end":"05:35","startHours":4.426768067475777,"endHours":5.577388649555313,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:42","startHours":14.782353306191595,"endHours":15.702849771855224,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:11","end":"19:35","startHours":19.184835634509735,"endHours":19.584835634509734,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:23","end":"19:58","startHours":19.384835634509734,"endHours":19.9601459255495,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:08","end":"20:53","startHours":19.134835634509734,"endHours":20.884835634509734,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:56","startHours":24.02086390920071,"endHours":24.941360374864335,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:35","end":"07:18","startHours":5.577388649555313,"endHours":7.303319522674615,"quality":"auspicious"},{"name":"Roga","start":"07:18","end":"09:02","startHours":7.303319522674615,"endHours":9.029250395793918,"quality":"inauspicious"},{"name":"Udveg","start":"09:02","end":"10:45","startHours":9.029250395793918,"endHours":10.75518126891322,"quality":"inauspicious"},{"name":"Chala","start":"10:45","end":"12:29","startHours":10.75518126891322,"endHours":12.481112142032522,"quality":"neutral"},{"name":"Labha","start":"12:29","end":"14:12","startHours":12.481112142032522,"endHours":14.207043015151825,"quality":"auspicious"},{"name":"Amṛta","start":"14:12","end":"15:56","startHours":14.207043015151825,"endHours":15.932973888271128,"quality":"auspicious"},{"name":"Kāla","start":"15:56","end":"17:40","startHours":15.932973888271128,"endHours":17.65890476139043,"quality":"inauspicious"},{"name":"Śubha","start":"17:40","end":"19:23","startHours":17.65890476139043,"endHours":19.384835634509734,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:23","end":"20:40","startHours":19.384835634509734,"endHours":20.65890476139043,"quality":"auspicious"},{"name":"Kāla","start":"20:40","end":"21:56","startHours":20.65890476139043,"endHours":21.93297388827113,"quality":"inauspicious"},{"name":"Śubha","start":"21:56","end":"23:12","startHours":21.93297388827113,"endHours":23.207043015151825,"quality":"auspicious"},{"name":"Roga","start":"23:12","end":"00:29","startHours":23.207043015151825,"endHours":24.481112142032522,"quality":"inauspicious"},{"name":"Udveg","start":"00:29","end":"01:45","startHours":24.481112142032522,"endHours":25.75518126891322,"quality":"inauspicious"},{"name":"Chala","start":"01:45","end":"03:02","startHours":25.75518126891322,"endHours":27.02925039579392,"quality":"neutral"},{"name":"Labha","start":"03:02","end":"04:18","startHours":27.02925039579392,"endHours":28.303319522674617,"quality":"auspicious"},{"name":"Amṛta","start":"04:18","end":"05:35","startHours":28.303319522674617,"endHours":29.577388649555314,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:35","end":"06:35","startHours":5.577388649555313,"endHours":6.577388649555313,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:35","end":"07:35","startHours":6.577388649555313,"endHours":7.577388649555313,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:35","end":"08:35","startHours":7.577388649555313,"endHours":8.577388649555314,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:35","end":"09:35","startHours":8.577388649555314,"endHours":9.577388649555314,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:35","end":"10:35","startHours":9.577388649555314,"endHours":10.577388649555314,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:35","end":"11:35","startHours":10.577388649555314,"endHours":11.577388649555314,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:35","end":"12:35","startHours":11.577388649555314,"endHours":12.577388649555314,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:35","end":"13:35","startHours":12.577388649555314,"endHours":13.577388649555314,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:35","end":"14:35","startHours":13.577388649555314,"endHours":14.577388649555314,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:35","end":"15:35","startHours":14.577388649555314,"endHours":15.577388649555314,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:35","end":"16:35","startHours":15.577388649555314,"endHours":16.577388649555314,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:35","end":"17:35","startHours":16.577388649555314,"endHours":17.577388649555314,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:35","end":"18:35","startHours":17.577388649555314,"endHours":18.577388649555314,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:35","end":"19:35","startHours":18.577388649555314,"endHours":19.577388649555314,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:35","end":"20:35","startHours":19.577388649555314,"endHours":20.577388649555314,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:35","end":"21:35","startHours":20.577388649555314,"endHours":21.577388649555314,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:35","end":"22:35","startHours":21.577388649555314,"endHours":22.577388649555314,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:35","end":"23:35","startHours":22.577388649555314,"endHours":23.577388649555314,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:35","end":"00:35","startHours":23.577388649555314,"endHours":24.577388649555314,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:35","end":"01:35","startHours":24.577388649555314,"endHours":25.577388649555314,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:35","end":"02:35","startHours":25.577388649555314,"endHours":26.577388649555314,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:35","end":"03:35","startHours":26.577388649555314,"endHours":27.577388649555314,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:35","end":"04:35","startHours":27.577388649555314,"endHours":28.577388649555314,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:35","end":"05:35","startHours":28.577388649555314,"endHours":29.577388649555314,"planetary_lord":"Moon"}],"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","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Mātaṇga","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":-19.124105267534798,"eotMinutes":-12.308728521951446,"ayanamsa":24.1892}},"calendars":{"vikram_samvat":2081,"vikram_samvatsara":"Piṅgala","saka_samvat":1946,"saka_samvatsara":"Krodhi","bengali_samvat":1431,"malayalam_era":1200,"nanakshahi_year":555,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Pūrṇimā · Vikram 2081 Piṅgala · Śaka 1946 Krodhi"},"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":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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":"-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 25, 2024 CE · Perth, Australia · Vidhyamitra","description":"January 25, 2024 CE for Perth, Australia: Śukla Pūrṇimā, sūryodaya 05:35, sūryāsta 19:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2024-01-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2024-01-25","sa":"https://sa.vidhyamitra.com/city/perth/2024-01-25","hi":"https://hi.vidhyamitra.com/city/perth/2024-01-25","x-default":"https://vidhyamitra.com/city/perth/2024-01-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T23:46:27.482Z","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":"2026-05-14T23:46:27.482Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T23:46:27.482Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}