{"id":"vidhyamitra:city-day:perth:1869-01-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1869-01-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1869-01-16","date_display":"January 16, 1869 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":1869,"month":1,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2403713.770833,"kali_year":4970,"ahargana":1815248.2708,"sun":{"sidereal_longitude":274.2159,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":312.9953,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":38.7794,"elapsed_within_tithi_degrees":2.7794},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":312.9953,"elapsed_within_degrees":6.3286},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.2112},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"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":1869,"month":1,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2403713.770833,"ahargana":1815248.2708,"kali_year":4970,"ayanamsa_lahiri":22.0236,"grahas":{"sun":{"sidereal_longitude":273.9961149999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":309.556115,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false,"latitude":-1.0559},"mars":{"sidereal_longitude":133.693215,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":284.01901499999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":348.026215,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":247.95931500000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":232.38601500000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":119.411,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":299.411,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1869,"month":1,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2403713.770833,"kali_year":4970,"ahargana":1815248.2708,"sun":{"sidereal_longitude":274.2159,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":312.9953,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":38.7794,"elapsed_within_tithi_degrees":2.7794},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":312.9953,"elapsed_within_degrees":6.3286},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.2112},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.056,"elongation":38.779},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.056,"opposition_distance":141.221}},"eclipse_window_40days":[{"offset_days":12,"type":"lunar","occurs":true,"moon_latitude":-1.064,"opposition_distance":1.426}]},"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":"05:27","sunsetLocal":"19:26","solarNoonLocal":"12:26","dayLengthHours":13.98579936856341,"dayLengthDisplay":"13 Hours 59 Mins 09 Secs","nightLengthDisplay":"10 Hours 00 Mins 51 Secs","moonriseLocal":"08:18","moonsetLocal":"21:19","rahuKala":{"name":"Rāhu Kāla","start":"08:56","end":"10:41","startHours":8.941065183555441,"endHours":10.689290104625869,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:11","end":"15:56","startHours":14.18573994676672,"endHours":15.933964867837147,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:27","end":"07:12","startHours":5.44461534141459,"endHours":7.192840262485015,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:42","end":"09:10","startHours":8.707968527412719,"endHours":9.174161839698165,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:02","end":"06:24","startHours":6.027356981771399,"endHours":6.400311631599756,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:54","startHours":11.971321713410846,"endHours":12.903708337981742,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:35","end":"04:31","startHours":3.579842092272802,"endHours":4.512228716843696,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:17","end":"05:27","startHours":4.279132060700972,"endHours":5.44461534141459,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:42","startHours":14.76848158712353,"endHours":15.700868211694424,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:14","end":"19:38","startHours":19.230414709978,"endHours":19.630414709977998,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:26","end":"20:01","startHours":19.430414709978,"endHours":20.013156350334807,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:11","end":"20:56","startHours":19.180414709978,"endHours":20.930414709978,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:54","startHours":23.971321713410845,"endHours":24.90370833798174,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:27","end":"07:12","startHours":5.44461534141459,"endHours":7.192840262485015,"quality":"inauspicious"},{"name":"Śubha","start":"07:12","end":"08:56","startHours":7.192840262485015,"endHours":8.941065183555441,"quality":"auspicious"},{"name":"Roga","start":"08:56","end":"10:41","startHours":8.941065183555441,"endHours":10.689290104625869,"quality":"inauspicious"},{"name":"Udveg","start":"10:41","end":"12:26","startHours":10.689290104625869,"endHours":12.437515025696294,"quality":"inauspicious"},{"name":"Chala","start":"12:26","end":"14:11","startHours":12.437515025696294,"endHours":14.18573994676672,"quality":"neutral"},{"name":"Labha","start":"14:11","end":"15:56","startHours":14.18573994676672,"endHours":15.933964867837147,"quality":"auspicious"},{"name":"Amṛta","start":"15:56","end":"17:41","startHours":15.933964867837147,"endHours":17.68218978890757,"quality":"auspicious"},{"name":"Kāla","start":"17:41","end":"19:26","startHours":17.68218978890757,"endHours":19.430414709978,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:26","end":"20:41","startHours":19.430414709978,"endHours":20.68218978890757,"quality":"auspicious"},{"name":"Amṛta","start":"20:41","end":"21:56","startHours":20.68218978890757,"endHours":21.933964867837147,"quality":"auspicious"},{"name":"Kāla","start":"21:56","end":"23:11","startHours":21.933964867837147,"endHours":23.18573994676672,"quality":"inauspicious"},{"name":"Śubha","start":"23:11","end":"00:26","startHours":23.18573994676672,"endHours":24.437515025696293,"quality":"auspicious"},{"name":"Roga","start":"00:26","end":"01:41","startHours":24.437515025696293,"endHours":25.68929010462587,"quality":"inauspicious"},{"name":"Udveg","start":"01:41","end":"02:56","startHours":25.68929010462587,"endHours":26.94106518355544,"quality":"inauspicious"},{"name":"Chala","start":"02:56","end":"04:12","startHours":26.94106518355544,"endHours":28.192840262485014,"quality":"neutral"},{"name":"Labha","start":"04:12","end":"05:27","startHours":28.192840262485014,"endHours":29.44461534141459,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:27","end":"06:27","startHours":5.44461534141459,"endHours":6.44461534141459,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:27","end":"07:27","startHours":6.44461534141459,"endHours":7.44461534141459,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:27","end":"08:27","startHours":7.44461534141459,"endHours":8.44461534141459,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:27","end":"09:27","startHours":8.44461534141459,"endHours":9.44461534141459,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:27","end":"10:27","startHours":9.44461534141459,"endHours":10.44461534141459,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:27","end":"11:27","startHours":10.44461534141459,"endHours":11.44461534141459,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:27","end":"12:27","startHours":11.44461534141459,"endHours":12.44461534141459,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:27","end":"13:27","startHours":12.44461534141459,"endHours":13.44461534141459,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:27","end":"14:27","startHours":13.44461534141459,"endHours":14.44461534141459,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:27","end":"15:27","startHours":14.44461534141459,"endHours":15.44461534141459,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:27","end":"16:27","startHours":15.44461534141459,"endHours":16.44461534141459,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:27","end":"17:27","startHours":16.44461534141459,"endHours":17.44461534141459,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:27","end":"18:27","startHours":17.44461534141459,"endHours":18.44461534141459,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:27","end":"19:27","startHours":18.44461534141459,"endHours":19.44461534141459,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:27","end":"20:27","startHours":19.44461534141459,"endHours":20.44461534141459,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:27","end":"21:27","startHours":20.44461534141459,"endHours":21.44461534141459,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:27","end":"22:27","startHours":21.44461534141459,"endHours":22.44461534141459,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:27","end":"23:27","startHours":22.44461534141459,"endHours":23.44461534141459,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:27","end":"00:27","startHours":23.44461534141459,"endHours":24.44461534141459,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:27","end":"01:27","startHours":24.44461534141459,"endHours":25.44461534141459,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:27","end":"02:27","startHours":25.44461534141459,"endHours":26.44461534141459,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:27","end":"03:27","startHours":26.44461534141459,"endHours":27.44461534141459,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:27","end":"04:27","startHours":27.44461534141459,"endHours":28.44461534141459,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:27","end":"05:27","startHours":28.44461534141459,"endHours":29.44461534141459,"planetary_lord":"Mercury"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Śubha","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":-20.94180626155704,"eotMinutes":-9.692901541777706,"ayanamsa":22.0236}},"calendars":{"vikram_samvat":1926,"vikram_samvatsara":"Citrabhānu","saka_samvat":1791,"saka_samvatsara":"Śukla","bengali_samvat":1276,"malayalam_era":1045,"nanakshahi_year":400,"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 Caturthī · Vikram 1926 Citrabhānu · Śaka 1791 Śukla"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":[]},"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 16, 1869 CE · Perth, Australia · Vidhyamitra","description":"January 16, 1869 CE for Perth, Australia: Śukla Caturthī, sūryodaya 05:27, sūryāsta 19:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1869-01-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1869-01-16","sa":"https://sa.vidhyamitra.com/city/perth/1869-01-16","hi":"https://hi.vidhyamitra.com/city/perth/1869-01-16","x-default":"https://vidhyamitra.com/city/perth/1869-01-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T05:48:46.072Z","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":"2026-06-01T05:48:46.072Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T05:48:46.072Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}