{"id":"vidhyamitra:city-day:perth:1868-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1868-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1868-01-17","date_display":"January 17, 1868 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":1868,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2403348.770833,"kali_year":4969,"ahargana":1814883.2708,"sun":{"sidereal_longitude":274.4814,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":185.1724,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":270.6909,"elapsed_within_tithi_degrees":6.6909},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":185.1724,"elapsed_within_degrees":11.839},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":99.6538},"karana":{"half_tithi_index":45,"name":"Kaulava"},"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":1868,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2403348.770833,"ahargana":1814883.2708,"kali_year":4969,"ayanamsa_lahiri":22.0097,"grahas":{"sun":{"sidereal_longitude":274.25646099999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":188.17136099999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":3.2584},"mars":{"sidereal_longitude":272.384961,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":271.59976099999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":318.14776099999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":303.58256099999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":221.97846099999992,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":138.7505,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":318.7505,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":1868,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2403348.770833,"kali_year":4969,"ahargana":1814883.2708,"sun":{"sidereal_longitude":274.4814,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":185.1724,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":270.6909,"elapsed_within_tithi_degrees":6.6909},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":185.1724,"elapsed_within_degrees":11.839},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":99.6538},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.258,"elongation":89.309},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.258,"opposition_distance":90.691}},"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":"05:27","sunsetLocal":"19:26","solarNoonLocal":"12:27","dayLengthHours":13.981195284726395,"dayLengthDisplay":"13 Hours 58 Mins 52 Secs","nightLengthDisplay":"10 Hours 01 Mins 08 Secs","moonriseLocal":"00:10","moonsetLocal":"13:14","rahuKala":{"name":"Rāhu Kāla","start":"10:42","end":"12:27","startHours":10.695418735177679,"endHours":12.443068145768478,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:56","end":"17:41","startHours":15.938366966950078,"endHours":17.686016377540877,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:12","end":"08:57","startHours":7.200119913996081,"endHours":8.947769324586881,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:43","end":"09:11","startHours":8.714749403174775,"endHours":9.180789245998987,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:02","end":"06:24","startHours":6.035020306935548,"endHours":6.407852181194919,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:55","startHours":11.977028302944266,"endHours":12.909107988592691,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:35","end":"04:31","startHours":3.588311132108429,"endHours":4.520390817756855,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:17","end":"05:27","startHours":4.287370896344749,"endHours":5.452470503405282,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:42","startHours":14.773267359889546,"endHours":15.705347045537973,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:14","end":"19:38","startHours":19.233665788131677,"endHours":19.633665788131676,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:26","end":"20:01","startHours":19.433665788131677,"endHours":20.016215591661943,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:11","end":"20:56","startHours":19.183665788131677,"endHours":20.933665788131677,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:55","startHours":23.977028302944266,"endHours":24.90910798859269,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:27","end":"07:12","startHours":5.452470503405282,"endHours":7.200119913996081,"quality":"neutral"},{"name":"Labha","start":"07:12","end":"08:57","startHours":7.200119913996081,"endHours":8.947769324586881,"quality":"auspicious"},{"name":"Amṛta","start":"08:57","end":"10:42","startHours":8.947769324586881,"endHours":10.695418735177679,"quality":"auspicious"},{"name":"Kāla","start":"10:42","end":"12:27","startHours":10.695418735177679,"endHours":12.443068145768478,"quality":"inauspicious"},{"name":"Śubha","start":"12:27","end":"14:11","startHours":12.443068145768478,"endHours":14.190717556359278,"quality":"auspicious"},{"name":"Roga","start":"14:11","end":"15:56","startHours":14.190717556359278,"endHours":15.938366966950078,"quality":"inauspicious"},{"name":"Udveg","start":"15:56","end":"17:41","startHours":15.938366966950078,"endHours":17.686016377540877,"quality":"inauspicious"},{"name":"Chala","start":"17:41","end":"19:26","startHours":17.686016377540877,"endHours":19.433665788131677,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:26","end":"20:41","startHours":19.433665788131677,"endHours":20.686016377540877,"quality":"inauspicious"},{"name":"Udveg","start":"20:41","end":"21:56","startHours":20.686016377540877,"endHours":21.938366966950078,"quality":"inauspicious"},{"name":"Chala","start":"21:56","end":"23:11","startHours":21.938366966950078,"endHours":23.190717556359278,"quality":"neutral"},{"name":"Labha","start":"23:11","end":"00:27","startHours":23.190717556359278,"endHours":24.44306814576848,"quality":"auspicious"},{"name":"Amṛta","start":"00:27","end":"01:42","startHours":24.44306814576848,"endHours":25.69541873517768,"quality":"auspicious"},{"name":"Kāla","start":"01:42","end":"02:57","startHours":25.69541873517768,"endHours":26.94776932458688,"quality":"inauspicious"},{"name":"Śubha","start":"02:57","end":"04:12","startHours":26.94776932458688,"endHours":28.200119913996083,"quality":"auspicious"},{"name":"Roga","start":"04:12","end":"05:27","startHours":28.200119913996083,"endHours":29.45247050340528,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:27","end":"06:27","startHours":5.452470503405282,"endHours":6.452470503405282,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:27","end":"07:27","startHours":6.452470503405282,"endHours":7.452470503405282,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:27","end":"08:27","startHours":7.452470503405282,"endHours":8.452470503405282,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:27","end":"09:27","startHours":8.452470503405282,"endHours":9.452470503405282,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:27","end":"10:27","startHours":9.452470503405282,"endHours":10.452470503405282,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:27","end":"11:27","startHours":10.452470503405282,"endHours":11.452470503405282,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:27","end":"12:27","startHours":11.452470503405282,"endHours":12.452470503405282,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:27","end":"13:27","startHours":12.452470503405282,"endHours":13.452470503405282,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:27","end":"14:27","startHours":13.452470503405282,"endHours":14.452470503405282,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:27","end":"15:27","startHours":14.452470503405282,"endHours":15.452470503405282,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:27","end":"16:27","startHours":15.452470503405282,"endHours":16.45247050340528,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:27","end":"17:27","startHours":16.45247050340528,"endHours":17.45247050340528,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:27","end":"18:27","startHours":17.45247050340528,"endHours":18.45247050340528,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:27","end":"19:27","startHours":18.45247050340528,"endHours":19.45247050340528,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:27","end":"20:27","startHours":19.45247050340528,"endHours":20.45247050340528,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:27","end":"21:27","startHours":20.45247050340528,"endHours":21.45247050340528,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:27","end":"22:27","startHours":21.45247050340528,"endHours":22.45247050340528,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:27","end":"23:27","startHours":22.45247050340528,"endHours":23.45247050340528,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:27","end":"00:27","startHours":23.45247050340528,"endHours":24.45247050340528,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:27","end":"01:27","startHours":24.45247050340528,"endHours":25.45247050340528,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:27","end":"02:27","startHours":25.45247050340528,"endHours":26.45247050340528,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:27","end":"03:27","startHours":26.45247050340528,"endHours":27.45247050340528,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:27","end":"04:27","startHours":27.45247050340528,"endHours":28.45247050340528,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:27","end":"05:27","startHours":28.45247050340528,"endHours":29.45247050340528,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"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":"West (Paścim)","chandraVasa":"North","rahuVasa":"South-East","anandadiYoga":{"name":"Dhvānkṣa","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":-20.895570179985267,"eotMinutes":-10.026088746108654,"ayanamsa":22.0097}},"calendars":{"vikram_samvat":1925,"vikram_samvatsara":"Vṛṣa","saka_samvat":1790,"saka_samvatsara":"Vibhava","bengali_samvat":1275,"malayalam_era":1044,"nanakshahi_year":399,"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 Aṣṭamī · Vikram 1925 Vṛṣa · Śaka 1790 Vibhava"},"festivals":[],"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":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","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 17, 1868 CE · Perth, Australia · Vidhyamitra","description":"January 17, 1868 CE for Perth, Australia: Kṛṣṇa Aṣṭamī, sūryodaya 05:27, sūryāsta 19:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1868-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1868-01-17","sa":"https://sa.vidhyamitra.com/city/perth/1868-01-17","hi":"https://hi.vidhyamitra.com/city/perth/1868-01-17","x-default":"https://vidhyamitra.com/city/perth/1868-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T13:57:11.416Z","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":"2026-06-01T13:57:11.416Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T13:57:11.416Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}