{"id":"vidhyamitra:city-day:perth:1925-01-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1925-01-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1925-01-10","date_display":"January 10, 1925 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":1925,"month":1,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424160.770833,"kali_year":5026,"ahargana":1835695.2708,"sun":{"sidereal_longitude":266.5241,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":86.1395,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":179.6154,"elapsed_within_tithi_degrees":11.6154},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":86.1395,"elapsed_within_degrees":6.1395},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":352.6635},"karana":{"half_tithi_index":29,"name":"Bava"},"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":1925,"month":1,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2424160.770833,"ahargana":1835695.2708,"kali_year":5026,"ayanamsa_lahiri":22.8057,"grahas":{"sun":{"sidereal_longitude":266.49618899999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":85.72528899999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false,"latitude":-2.2409},"mars":{"sidereal_longitude":351.503489,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":245.51118900000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":254.075289,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":242.15528900000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":200.165389,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":116.0306,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":296.0306,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1925,"month":1,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424160.770833,"kali_year":5026,"ahargana":1835695.2708,"sun":{"sidereal_longitude":266.5241,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":86.1395,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":179.6154,"elapsed_within_tithi_degrees":11.6154},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":86.1395,"elapsed_within_degrees":6.1395},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":352.6635},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.241,"elongation":179.615},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.241,"opposition_distance":0.385}},"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":"05:21","sunsetLocal":"19:27","solarNoonLocal":"12:24","dayLengthHours":14.097030743366872,"dayLengthDisplay":"14 Hours 05 Mins 49 Secs","nightLengthDisplay":"9 Hours 54 Mins 11 Secs","moonriseLocal":"19:17","moonsetLocal":"05:25","rahuKala":{"name":"Rāhu Kāla","start":"08:53","end":"10:38","startHours":8.876697711234382,"endHours":10.63882655415524,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:10","end":"15:56","startHours":14.163084239996959,"endHours":15.925213082917818,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:21","end":"07:07","startHours":5.3524400253926645,"endHours":7.1145688683135235,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:07","startHours":8.641747198844936,"endHours":9.111648223623831,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:56","end":"06:19","startHours":5.939816306366284,"endHours":6.315737126189401,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:52","startHours":11.931054372297204,"endHours":12.870856421854995,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:28","end":"04:25","startHours":3.4728359262770816,"endHours":4.412637975834873,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:11","end":"05:21","startHours":4.177687463445425,"endHours":5.3524400253926645,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:45","end":"15:41","startHours":14.750460520970577,"endHours":15.690262570528368,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:15","end":"19:39","startHours":19.249470768759537,"endHours":19.649470768759535,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:27","end":"20:02","startHours":19.449470768759536,"endHours":20.036847049733154,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:12","end":"20:57","startHours":19.199470768759536,"endHours":20.949470768759536,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:52","startHours":23.931054372297204,"endHours":24.870856421854995,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:21","end":"07:07","startHours":5.3524400253926645,"endHours":7.1145688683135235,"quality":"inauspicious"},{"name":"Śubha","start":"07:07","end":"08:53","startHours":7.1145688683135235,"endHours":8.876697711234382,"quality":"auspicious"},{"name":"Roga","start":"08:53","end":"10:38","startHours":8.876697711234382,"endHours":10.63882655415524,"quality":"inauspicious"},{"name":"Udveg","start":"10:38","end":"12:24","startHours":10.63882655415524,"endHours":12.4009553970761,"quality":"inauspicious"},{"name":"Chala","start":"12:24","end":"14:10","startHours":12.4009553970761,"endHours":14.163084239996959,"quality":"neutral"},{"name":"Labha","start":"14:10","end":"15:56","startHours":14.163084239996959,"endHours":15.925213082917818,"quality":"auspicious"},{"name":"Amṛta","start":"15:56","end":"17:41","startHours":15.925213082917818,"endHours":17.687341925838677,"quality":"auspicious"},{"name":"Kāla","start":"17:41","end":"19:27","startHours":17.687341925838677,"endHours":19.449470768759536,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:27","end":"20:41","startHours":19.449470768759536,"endHours":20.687341925838677,"quality":"auspicious"},{"name":"Amṛta","start":"20:41","end":"21:56","startHours":20.687341925838677,"endHours":21.925213082917818,"quality":"auspicious"},{"name":"Kāla","start":"21:56","end":"23:10","startHours":21.925213082917818,"endHours":23.16308423999696,"quality":"inauspicious"},{"name":"Śubha","start":"23:10","end":"00:24","startHours":23.16308423999696,"endHours":24.4009553970761,"quality":"auspicious"},{"name":"Roga","start":"00:24","end":"01:38","startHours":24.4009553970761,"endHours":25.63882655415524,"quality":"inauspicious"},{"name":"Udveg","start":"01:38","end":"02:53","startHours":25.63882655415524,"endHours":26.87669771123438,"quality":"inauspicious"},{"name":"Chala","start":"02:53","end":"04:07","startHours":26.87669771123438,"endHours":28.114568868313523,"quality":"neutral"},{"name":"Labha","start":"04:07","end":"05:21","startHours":28.114568868313523,"endHours":29.352440025392664,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:21","end":"06:21","startHours":5.3524400253926645,"endHours":6.3524400253926645,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:21","end":"07:21","startHours":6.3524400253926645,"endHours":7.3524400253926645,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:21","end":"08:21","startHours":7.3524400253926645,"endHours":8.352440025392664,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:21","end":"09:21","startHours":8.352440025392664,"endHours":9.352440025392664,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:21","end":"10:21","startHours":9.352440025392664,"endHours":10.352440025392664,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:21","end":"11:21","startHours":10.352440025392664,"endHours":11.352440025392664,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:21","end":"12:21","startHours":11.352440025392664,"endHours":12.352440025392664,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:21","end":"13:21","startHours":12.352440025392664,"endHours":13.352440025392664,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:21","end":"14:21","startHours":13.352440025392664,"endHours":14.352440025392664,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:21","end":"15:21","startHours":14.352440025392664,"endHours":15.352440025392664,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:21","end":"16:21","startHours":15.352440025392664,"endHours":16.352440025392664,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:21","end":"17:21","startHours":16.352440025392664,"endHours":17.352440025392664,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:21","end":"18:21","startHours":17.352440025392664,"endHours":18.352440025392664,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:21","end":"19:21","startHours":18.352440025392664,"endHours":19.352440025392664,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:21","end":"20:21","startHours":19.352440025392664,"endHours":20.352440025392664,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:21","end":"21:21","startHours":20.352440025392664,"endHours":21.352440025392664,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:21","end":"22:21","startHours":21.352440025392664,"endHours":22.352440025392664,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:21","end":"23:21","startHours":22.352440025392664,"endHours":23.352440025392664,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:21","end":"00:21","startHours":23.352440025392664,"endHours":24.352440025392664,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:21","end":"01:21","startHours":24.352440025392664,"endHours":25.352440025392664,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:21","end":"02:21","startHours":25.352440025392664,"endHours":26.352440025392664,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:21","end":"03:21","startHours":26.352440025392664,"endHours":27.352440025392664,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:21","end":"04:21","startHours":27.352440025392664,"endHours":28.352440025392664,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:21","end":"05:21","startHours":28.352440025392664,"endHours":29.352440025392664,"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) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.04755019369836,"eotMinutes":-7.499323824565993,"ayanamsa":22.8057}},"calendars":{"vikram_samvat":1982,"vikram_samvatsara":"Bahudhānya","saka_samvat":1847,"saka_samvatsara":"Krodhana","bengali_samvat":1332,"malayalam_era":1101,"nanakshahi_year":456,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Pūrṇimā · Vikram 1982 Bahudhānya · Śaka 1847 Krodhana"},"festivals":[{"id":"paush-purnima","name":"Pauṣa Pūrṇimā (Śākambharī Devī Jayantī)","name_sanskrit":"पौष पूर्णिमा","tradition":"Pan-Hindu","associated_deity":"Devī Śākambharī","significance":"Manifestation of Devī Śākambharī (vegetation-mother).","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Pauṣa"},"precedence":3},{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"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 10, 1925 CE · Perth, Australia · Vidhyamitra","description":"January 10, 1925 CE for Perth, Australia: Śukla Pūrṇimā, sūryodaya 05:21, sūryāsta 19:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1925-01-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1925-01-10","sa":"https://sa.vidhyamitra.com/city/perth/1925-01-10","hi":"https://hi.vidhyamitra.com/city/perth/1925-01-10","x-default":"https://vidhyamitra.com/city/perth/1925-01-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-23T06:20:39.219Z","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":"2026-05-23T06:20:39.220Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-23T06:20:39.220Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}