{"id":"vidhyamitra:city-day:perth:2074-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2074-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2074-01-17","date_display":"January 17, 2074 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":2074,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2478589.770833,"kali_year":5175,"ahargana":1890124.2708,"sun":{"sidereal_longitude":272.1169,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":138.6916,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":226.5747,"elapsed_within_tithi_degrees":10.5747},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":138.6916,"elapsed_within_degrees":5.3583},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":50.8085},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2074,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2478589.770833,"ahargana":1890124.2708,"kali_year":5175,"ayanamsa_lahiri":24.8874,"grahas":{"sun":{"sidereal_longitude":272.39100099999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":139.294101,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false,"latitude":2.0112},"mars":{"sidereal_longitude":128.582201,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":290.1520009999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":103.74800100000004,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"venus":{"sidereal_longitude":277.563901,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":218.69040100000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":112.1202,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":292.1202,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":2074,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2478589.770833,"kali_year":5175,"ahargana":1890124.2708,"sun":{"sidereal_longitude":272.1169,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":138.6916,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":226.5747,"elapsed_within_tithi_degrees":10.5747},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":138.6916,"elapsed_within_degrees":5.3583},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":50.8085},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.011,"elongation":133.425},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.011,"opposition_distance":46.575}},"eclipse_window_40days":[{"offset_days":10,"type":"solar","occurs":true,"moon_latitude":0.815,"elongation":1.224}]},"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":"05:28","sunsetLocal":"19:25","solarNoonLocal":"12:27","dayLengthHours":13.961918129924506,"dayLengthDisplay":"13 Hours 57 Mins 43 Secs","nightLengthDisplay":"10 Hours 02 Mins 17 Secs","moonriseLocal":"21:47","moonsetLocal":"09:21","rahuKala":{"name":"Rāhu Kāla","start":"12:27","end":"14:11","startHours":12.443068145768478,"endHours":14.18830791200904,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:12","end":"08:57","startHours":7.207348847046789,"endHours":8.952588613287352,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:42","end":"12:27","startHours":10.697828379527916,"endHours":12.443068145768478,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:43","end":"09:11","startHours":8.719889977788611,"endHours":9.185287248786093,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:03","end":"06:25","startHours":6.04385566955308,"endHours":6.416173486351067,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:55","startHours":11.977670874770995,"endHours":12.908465416765962,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:36","end":"04:32","startHours":3.6005199968162915,"endHours":4.531314538811259,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:18","end":"05:28","startHours":4.298615903312517,"endHours":5.462109080806226,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:42","startHours":14.770054500755895,"endHours":15.700849042750862,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:13","end":"19:37","startHours":19.224027210730732,"endHours":19.62402721073073,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:25","end":"20:00","startHours":19.42402721073073,"endHours":20.005773799477584,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:10","end":"20:55","startHours":19.17402721073073,"endHours":20.92402721073073,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:55","startHours":23.977670874770993,"endHours":24.908465416765964,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:28","end":"07:12","startHours":5.462109080806226,"endHours":7.207348847046789,"quality":"auspicious"},{"name":"Amṛta","start":"07:12","end":"08:57","startHours":7.207348847046789,"endHours":8.952588613287352,"quality":"auspicious"},{"name":"Kāla","start":"08:57","end":"10:42","startHours":8.952588613287352,"endHours":10.697828379527916,"quality":"inauspicious"},{"name":"Śubha","start":"10:42","end":"12:27","startHours":10.697828379527916,"endHours":12.443068145768478,"quality":"auspicious"},{"name":"Roga","start":"12:27","end":"14:11","startHours":12.443068145768478,"endHours":14.18830791200904,"quality":"inauspicious"},{"name":"Udveg","start":"14:11","end":"15:56","startHours":14.18830791200904,"endHours":15.933547678249605,"quality":"inauspicious"},{"name":"Chala","start":"15:56","end":"17:41","startHours":15.933547678249605,"endHours":17.67878744449017,"quality":"neutral"},{"name":"Labha","start":"17:41","end":"19:25","startHours":17.67878744449017,"endHours":19.42402721073073,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:25","end":"20:41","startHours":19.42402721073073,"endHours":20.67878744449017,"quality":"inauspicious"},{"name":"Chala","start":"20:41","end":"21:56","startHours":20.67878744449017,"endHours":21.933547678249603,"quality":"neutral"},{"name":"Labha","start":"21:56","end":"23:11","startHours":21.933547678249603,"endHours":23.18830791200904,"quality":"auspicious"},{"name":"Amṛta","start":"23:11","end":"00:27","startHours":23.18830791200904,"endHours":24.44306814576848,"quality":"auspicious"},{"name":"Kāla","start":"00:27","end":"01:42","startHours":24.44306814576848,"endHours":25.697828379527916,"quality":"inauspicious"},{"name":"Śubha","start":"01:42","end":"02:57","startHours":25.697828379527916,"endHours":26.952588613287354,"quality":"auspicious"},{"name":"Roga","start":"02:57","end":"04:12","startHours":26.952588613287354,"endHours":28.207348847046788,"quality":"inauspicious"},{"name":"Udveg","start":"04:12","end":"05:28","startHours":28.207348847046788,"endHours":29.462109080806226,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:28","end":"06:28","startHours":5.462109080806226,"endHours":6.462109080806226,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:28","end":"07:28","startHours":6.462109080806226,"endHours":7.462109080806226,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:28","end":"08:28","startHours":7.462109080806226,"endHours":8.462109080806226,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:28","end":"09:28","startHours":8.462109080806226,"endHours":9.462109080806226,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:28","end":"10:28","startHours":9.462109080806226,"endHours":10.462109080806226,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:28","end":"11:28","startHours":10.462109080806226,"endHours":11.462109080806226,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:28","end":"12:28","startHours":11.462109080806226,"endHours":12.462109080806226,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:28","end":"13:28","startHours":12.462109080806226,"endHours":13.462109080806226,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:28","end":"14:28","startHours":13.462109080806226,"endHours":14.462109080806226,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:28","end":"15:28","startHours":14.462109080806226,"endHours":15.462109080806226,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:28","end":"16:28","startHours":15.462109080806226,"endHours":16.462109080806226,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:28","end":"17:28","startHours":16.462109080806226,"endHours":17.462109080806226,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:28","end":"18:28","startHours":17.462109080806226,"endHours":18.462109080806226,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:28","end":"19:28","startHours":18.462109080806226,"endHours":19.462109080806226,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:28","end":"20:28","startHours":19.462109080806226,"endHours":20.462109080806226,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:28","end":"21:28","startHours":20.462109080806226,"endHours":21.462109080806226,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:28","end":"22:28","startHours":21.462109080806226,"endHours":22.462109080806226,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:28","end":"23:28","startHours":22.462109080806226,"endHours":23.462109080806226,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:28","end":"00:28","startHours":23.462109080806226,"endHours":24.462109080806226,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:28","end":"01:28","startHours":24.462109080806226,"endHours":25.462109080806226,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:28","end":"02:28","startHours":25.462109080806226,"endHours":26.462109080806226,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:28","end":"03:28","startHours":26.462109080806226,"endHours":27.462109080806226,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:28","end":"04:28","startHours":27.462109080806226,"endHours":28.462109080806226,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:28","end":"05:28","startHours":28.462109080806226,"endHours":29.462109080806226,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"South-West","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.701581328670756,"eotMinutes":-10.026088746108654,"ayanamsa":24.8874}},"calendars":{"vikram_samvat":2131,"vikram_samvatsara":"Plavaṅga","saka_samvat":1996,"saka_samvatsara":"Jaya","bengali_samvat":1481,"malayalam_era":1250,"nanakshahi_year":605,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","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 Kṛṣṇa Caturthī · Vikram 2131 Plavaṅga · Śaka 1996 Jaya"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 17, 2074 CE · Perth, Australia · Vidhyamitra","description":"January 17, 2074 CE for Perth, Australia: Kṛṣṇa Caturthī, sūryodaya 05:28, sūryāsta 19:25.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2074-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2074-01-17","sa":"https://sa.vidhyamitra.com/city/perth/2074-01-17","hi":"https://hi.vidhyamitra.com/city/perth/2074-01-17","x-default":"https://vidhyamitra.com/city/perth/2074-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T21:36:55.232Z","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":"2026-06-01T21:36:55.232Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T21:36:55.232Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}