{"id":"vidhyamitra:city-day:perth:1849-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1849-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1849-01-17","date_display":"January 17, 1849 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":1849,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2396409.770833,"kali_year":4950,"ahargana":1807944.2708,"sun":{"sidereal_longitude":275.4216,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":192.1026,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":276.681,"elapsed_within_tithi_degrees":0.681},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":192.1026,"elapsed_within_degrees":5.4359},"yoga":{"number":9,"name":"Śūla","sum_longitude":107.5242},"karana":{"half_tithi_index":46,"name":"Taitila"},"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":1849,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2396409.770833,"ahargana":1807944.2708,"kali_year":4950,"ayanamsa_lahiri":21.7443,"grahas":{"sun":{"sidereal_longitude":275.145581,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":193.40228100000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false,"latitude":3.2185},"mars":{"sidereal_longitude":248.68108100000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":282.6358809999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":120.12388099999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":319.33738100000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":331.282381,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":146.4121,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":326.4121,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":1849,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2396409.770833,"kali_year":4950,"ahargana":1807944.2708,"sun":{"sidereal_longitude":275.4216,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":192.1026,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":276.681,"elapsed_within_tithi_degrees":0.681},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":192.1026,"elapsed_within_degrees":5.4359},"yoga":{"number":9,"name":"Śūla","sum_longitude":107.5242},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.218,"elongation":83.319},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.218,"opposition_distance":96.681}},"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":"05:28","sunsetLocal":"19:26","solarNoonLocal":"12:27","dayLengthHours":13.969386376623838,"dayLengthDisplay":"13 Hours 58 Mins 10 Secs","nightLengthDisplay":"10 Hours 01 Mins 50 Secs","moonriseLocal":"00:23","moonsetLocal":"13:36","rahuKala":{"name":"Rāhu Kāla","start":"12:27","end":"14:11","startHours":12.443068145768478,"endHours":14.189241442846459,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:12","end":"08:57","startHours":7.20454825453454,"endHours":8.95072155161252,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:42","end":"12:27","startHours":10.6968948486905,"endHours":12.443068145768478,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:43","end":"09:11","startHours":8.717898445335456,"endHours":9.183544657889584,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:02","end":"06:25","startHours":6.0404327231492205,"endHours":6.412949693192523,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:55","startHours":11.97742193321435,"endHours":12.908714358322607,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:36","end":"04:32","startHours":3.595790107240049,"endHours":4.527082532348304,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:18","end":"05:28","startHours":4.294259426071241,"endHours":5.45837495745656,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:42","startHours":14.77129920853912,"endHours":15.702591633647375,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:14","end":"19:38","startHours":19.227761334080398,"endHours":19.627761334080397,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:26","end":"20:01","startHours":19.427761334080397,"endHours":20.009819099773058,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:11","end":"20:56","startHours":19.177761334080397,"endHours":20.927761334080397,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:55","startHours":23.97742193321435,"endHours":24.908714358322605,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:28","end":"07:12","startHours":5.45837495745656,"endHours":7.20454825453454,"quality":"auspicious"},{"name":"Amṛta","start":"07:12","end":"08:57","startHours":7.20454825453454,"endHours":8.95072155161252,"quality":"auspicious"},{"name":"Kāla","start":"08:57","end":"10:42","startHours":8.95072155161252,"endHours":10.6968948486905,"quality":"inauspicious"},{"name":"Śubha","start":"10:42","end":"12:27","startHours":10.6968948486905,"endHours":12.443068145768478,"quality":"auspicious"},{"name":"Roga","start":"12:27","end":"14:11","startHours":12.443068145768478,"endHours":14.189241442846459,"quality":"inauspicious"},{"name":"Udveg","start":"14:11","end":"15:56","startHours":14.189241442846459,"endHours":15.93541473992444,"quality":"inauspicious"},{"name":"Chala","start":"15:56","end":"17:41","startHours":15.93541473992444,"endHours":17.681588037002417,"quality":"neutral"},{"name":"Labha","start":"17:41","end":"19:26","startHours":17.681588037002417,"endHours":19.427761334080397,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:26","end":"20:41","startHours":19.427761334080397,"endHours":20.681588037002417,"quality":"inauspicious"},{"name":"Chala","start":"20:41","end":"21:56","startHours":20.681588037002417,"endHours":21.93541473992444,"quality":"neutral"},{"name":"Labha","start":"21:56","end":"23:11","startHours":21.93541473992444,"endHours":23.18924144284646,"quality":"auspicious"},{"name":"Amṛta","start":"23:11","end":"00:27","startHours":23.18924144284646,"endHours":24.44306814576848,"quality":"auspicious"},{"name":"Kāla","start":"00:27","end":"01:42","startHours":24.44306814576848,"endHours":25.696894848690498,"quality":"inauspicious"},{"name":"Śubha","start":"01:42","end":"02:57","startHours":25.696894848690498,"endHours":26.950721551612517,"quality":"auspicious"},{"name":"Roga","start":"02:57","end":"04:12","startHours":26.950721551612517,"endHours":28.20454825453454,"quality":"inauspicious"},{"name":"Udveg","start":"04:12","end":"05:28","startHours":28.20454825453454,"endHours":29.45837495745656,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:28","end":"06:28","startHours":5.45837495745656,"endHours":6.45837495745656,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:28","end":"07:28","startHours":6.45837495745656,"endHours":7.45837495745656,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:28","end":"08:28","startHours":7.45837495745656,"endHours":8.45837495745656,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:28","end":"09:28","startHours":8.45837495745656,"endHours":9.45837495745656,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:28","end":"10:28","startHours":9.45837495745656,"endHours":10.45837495745656,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:28","end":"11:28","startHours":10.45837495745656,"endHours":11.45837495745656,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:28","end":"12:28","startHours":11.45837495745656,"endHours":12.45837495745656,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:28","end":"13:28","startHours":12.45837495745656,"endHours":13.45837495745656,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:28","end":"14:28","startHours":13.45837495745656,"endHours":14.45837495745656,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:28","end":"15:28","startHours":14.45837495745656,"endHours":15.45837495745656,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:28","end":"16:28","startHours":15.45837495745656,"endHours":16.45837495745656,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:28","end":"17:28","startHours":16.45837495745656,"endHours":17.45837495745656,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:28","end":"18:28","startHours":17.45837495745656,"endHours":18.45837495745656,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:28","end":"19:28","startHours":18.45837495745656,"endHours":19.45837495745656,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:28","end":"20:28","startHours":19.45837495745656,"endHours":20.45837495745656,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:28","end":"21:28","startHours":20.45837495745656,"endHours":21.45837495745656,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:28","end":"22:28","startHours":21.45837495745656,"endHours":22.45837495745656,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:28","end":"23:28","startHours":22.45837495745656,"endHours":23.45837495745656,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:28","end":"00:28","startHours":23.45837495745656,"endHours":24.45837495745656,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:28","end":"01:28","startHours":24.45837495745656,"endHours":25.45837495745656,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:28","end":"02:28","startHours":25.45837495745656,"endHours":26.45837495745656,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:28","end":"03:28","startHours":26.45837495745656,"endHours":27.45837495745656,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:28","end":"04:28","startHours":27.45837495745656,"endHours":28.45837495745656,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:28","end":"05:28","startHours":28.45837495745656,"endHours":29.45837495745656,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"South-West","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.77681190657712,"eotMinutes":-10.026088746108654,"ayanamsa":21.7443}},"calendars":{"vikram_samvat":1906,"vikram_samvatsara":"Dundubhi","saka_samvat":1771,"saka_samvatsara":"Saumya","bengali_samvat":1256,"malayalam_era":1025,"nanakshahi_year":380,"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 Navamī · Vikram 1906 Dundubhi · Śaka 1771 Saumya"},"festivals":[],"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, 1849 CE · Perth, Australia · Vidhyamitra","description":"January 17, 1849 CE for Perth, Australia: Kṛṣṇa Navamī, sūryodaya 05:28, sūryāsta 19:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1849-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1849-01-17","sa":"https://sa.vidhyamitra.com/city/perth/1849-01-17","hi":"https://hi.vidhyamitra.com/city/perth/1849-01-17","x-default":"https://vidhyamitra.com/city/perth/1849-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T15:30:02.713Z","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":"2026-06-02T15:30:02.713Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T15:30:02.713Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}