{"id":"vidhyamitra:city-day:perth:2048-01-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2048-01-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2048-01-31","date_display":"January 31, 2048 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":2048,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2469106.770833,"kali_year":5149,"ahargana":1880641.2708,"sun":{"sidereal_longitude":286.1845,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":106.0341,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":179.8496,"elapsed_within_tithi_degrees":11.8496},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":106.0341,"elapsed_within_degrees":12.7008},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":32.2186},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2048,"month":1,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2469106.770833,"ahargana":1880641.2708,"kali_year":5149,"ayanamsa_lahiri":24.5247,"grahas":{"sun":{"sidereal_longitude":286.29302200000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":106.648122,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false,"latitude":-2.3467},"mars":{"sidereal_longitude":203.762922,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":280.93702200000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":21.753322000000026,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":256.128522,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":255.4576219999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":254.5752,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":74.5752,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"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":2048,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2469106.770833,"kali_year":5149,"ahargana":1880641.2708,"sun":{"sidereal_longitude":286.1845,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":106.0341,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":179.8496,"elapsed_within_tithi_degrees":11.8496},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":106.0341,"elapsed_within_degrees":12.7008},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":32.2186},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.347,"elongation":179.85},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.347,"opposition_distance":0.15}},"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":"05:40","sunsetLocal":"19:20","solarNoonLocal":"12:30","dayLengthHours":13.654005995469415,"dayLengthDisplay":"13 Hours 39 Mins 14 Secs","nightLengthDisplay":"10 Hours 20 Mins 46 Secs","moonriseLocal":"19:14","moonsetLocal":"05:49","rahuKala":{"name":"Rāhu Kāla","start":"10:48","end":"12:30","startHours":10.794709059597025,"endHours":12.501459809030703,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:55","end":"17:37","startHours":15.914961307898054,"endHours":17.62171205733173,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:23","end":"09:05","startHours":7.3812075607296705,"endHours":9.087958310163348,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:52","end":"09:19","startHours":8.860391543572192,"endHours":9.315525076754504,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:36","startHours":6.2433737277738866,"endHours":6.6074805543197375,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:03","end":"12:57","startHours":12.046326275848386,"endHours":12.956593342213015,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:51","end":"04:46","startHours":3.8539226785667386,"endHours":4.764189744931366,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:32","end":"05:40","startHours":4.53662297834021,"endHours":5.674456811295994,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:41","startHours":14.777127474942269,"endHours":15.687394541306896,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:08","end":"19:32","startHours":19.12846280676541,"endHours":19.528462806765408,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:20","end":"19:54","startHours":19.32846280676541,"endHours":19.8973797232433,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:05","end":"20:50","startHours":19.07846280676541,"endHours":20.82846280676541,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:03","end":"00:57","startHours":24.046326275848386,"endHours":24.95659334221301,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:40","end":"07:23","startHours":5.674456811295994,"endHours":7.3812075607296705,"quality":"neutral"},{"name":"Labha","start":"07:23","end":"09:05","startHours":7.3812075607296705,"endHours":9.087958310163348,"quality":"auspicious"},{"name":"Amṛta","start":"09:05","end":"10:48","startHours":9.087958310163348,"endHours":10.794709059597025,"quality":"auspicious"},{"name":"Kāla","start":"10:48","end":"12:30","startHours":10.794709059597025,"endHours":12.501459809030703,"quality":"inauspicious"},{"name":"Śubha","start":"12:30","end":"14:12","startHours":12.501459809030703,"endHours":14.20821055846438,"quality":"auspicious"},{"name":"Roga","start":"14:12","end":"15:55","startHours":14.20821055846438,"endHours":15.914961307898054,"quality":"inauspicious"},{"name":"Udveg","start":"15:55","end":"17:37","startHours":15.914961307898054,"endHours":17.62171205733173,"quality":"inauspicious"},{"name":"Chala","start":"17:37","end":"19:20","startHours":17.62171205733173,"endHours":19.32846280676541,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:20","end":"20:37","startHours":19.32846280676541,"endHours":20.62171205733173,"quality":"inauspicious"},{"name":"Udveg","start":"20:37","end":"21:55","startHours":20.62171205733173,"endHours":21.914961307898054,"quality":"inauspicious"},{"name":"Chala","start":"21:55","end":"23:12","startHours":21.914961307898054,"endHours":23.208210558464376,"quality":"neutral"},{"name":"Labha","start":"23:12","end":"00:30","startHours":23.208210558464376,"endHours":24.5014598090307,"quality":"auspicious"},{"name":"Amṛta","start":"00:30","end":"01:48","startHours":24.5014598090307,"endHours":25.794709059597025,"quality":"auspicious"},{"name":"Kāla","start":"01:48","end":"03:05","startHours":25.794709059597025,"endHours":27.087958310163348,"quality":"inauspicious"},{"name":"Śubha","start":"03:05","end":"04:23","startHours":27.087958310163348,"endHours":28.38120756072967,"quality":"auspicious"},{"name":"Roga","start":"04:23","end":"05:40","startHours":28.38120756072967,"endHours":29.674456811295993,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:40","end":"06:40","startHours":5.674456811295994,"endHours":6.674456811295994,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:40","end":"07:40","startHours":6.674456811295994,"endHours":7.674456811295994,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:40","end":"08:40","startHours":7.674456811295994,"endHours":8.674456811295993,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:40","end":"09:40","startHours":8.674456811295993,"endHours":9.674456811295993,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:40","end":"10:40","startHours":9.674456811295993,"endHours":10.674456811295993,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:40","end":"11:40","startHours":10.674456811295993,"endHours":11.674456811295993,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:40","end":"12:40","startHours":11.674456811295993,"endHours":12.674456811295993,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:40","end":"13:40","startHours":12.674456811295993,"endHours":13.674456811295993,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:40","end":"14:40","startHours":13.674456811295993,"endHours":14.674456811295993,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:40","end":"15:40","startHours":14.674456811295993,"endHours":15.674456811295993,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:40","end":"16:40","startHours":15.674456811295993,"endHours":16.674456811295993,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:40","end":"17:40","startHours":16.674456811295993,"endHours":17.674456811295993,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:40","end":"18:40","startHours":17.674456811295993,"endHours":18.674456811295993,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:40","end":"19:40","startHours":18.674456811295993,"endHours":19.674456811295993,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:40","end":"20:40","startHours":19.674456811295993,"endHours":20.674456811295993,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:40","end":"21:40","startHours":20.674456811295993,"endHours":21.674456811295993,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:40","end":"22:40","startHours":21.674456811295993,"endHours":22.674456811295993,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:40","end":"23:40","startHours":22.674456811295993,"endHours":23.674456811295993,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:40","end":"00:40","startHours":23.674456811295993,"endHours":24.674456811295993,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:40","end":"01:40","startHours":24.674456811295993,"endHours":25.674456811295993,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:40","end":"02:40","startHours":25.674456811295993,"endHours":26.674456811295993,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:40","end":"03:40","startHours":26.674456811295993,"endHours":27.674456811295993,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:40","end":"04:40","startHours":27.674456811295993,"endHours":28.674456811295993,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:40","end":"05:40","startHours":28.674456811295993,"endHours":29.674456811295993,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.517741868375765,"eotMinutes":-13.52958854184206,"ayanamsa":24.5247}},"calendars":{"vikram_samvat":2105,"vikram_samvatsara":"Vṛṣa","saka_samvat":1970,"saka_samvatsara":"Vibhava","bengali_samvat":1455,"malayalam_era":1224,"nanakshahi_year":579,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Pūrṇimā · Vikram 2105 Vṛṣa · Śaka 1970 Vibhava"},"festivals":[{"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}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 31, 2048 CE · Perth, Australia · Vidhyamitra","description":"January 31, 2048 CE for Perth, Australia: Śukla Pūrṇimā, sūryodaya 05:40, sūryāsta 19:20.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2048-01-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2048-01-31","sa":"https://sa.vidhyamitra.com/city/perth/2048-01-31","hi":"https://hi.vidhyamitra.com/city/perth/2048-01-31","x-default":"https://vidhyamitra.com/city/perth/2048-01-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T10:47:45.135Z","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":"2026-06-01T10:47:45.135Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T10:47:45.135Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}