{"id":"vidhyamitra:city-day:perth:2068-01-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2068-01-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2068-01-13","date_display":"January 13, 2068 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":2068,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2476393.770833,"kali_year":5169,"ahargana":1887928.2708,"sun":{"sidereal_longitude":267.5493,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":11.328,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":103.7787,"elapsed_within_tithi_degrees":7.7787},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":11.328,"elapsed_within_degrees":11.328},"yoga":{"number":21,"name":"Siddha","sum_longitude":278.8773},"karana":{"half_tithi_index":17,"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":2068,"month":1,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2476393.770833,"ahargana":1887928.2708,"kali_year":5169,"ayanamsa_lahiri":24.8034,"grahas":{"sun":{"sidereal_longitude":267.847405,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":14.041004999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false,"latitude":2.7156},"mars":{"sidereal_longitude":2.4776049999999827,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":285.066105,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":269.12740499999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":306.641205,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":148.536405,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":228.4749,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":48.4749,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"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":2068,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2476393.770833,"kali_year":5169,"ahargana":1887928.2708,"sun":{"sidereal_longitude":267.5493,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":11.328,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":103.7787,"elapsed_within_tithi_degrees":7.7787},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":11.328,"elapsed_within_degrees":11.328},"yoga":{"number":21,"name":"Siddha","sum_longitude":278.8773},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.716,"elongation":103.779},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.716,"opposition_distance":76.221}},"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":"05:24","sunsetLocal":"19:27","solarNoonLocal":"12:25","dayLengthHours":14.04510879204862,"dayLengthDisplay":"14 Hours 02 Mins 42 Secs","nightLengthDisplay":"9 Hours 57 Mins 18 Secs","moonriseLocal":"14:04","moonsetLocal":"00:56","rahuKala":{"name":"Rāhu Kāla","start":"10:40","end":"12:25","startHours":10.664260259183482,"endHours":12.419898858189562,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:56","end":"17:41","startHours":15.931176056201714,"endHours":17.686814655207794,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:09","end":"08:55","startHours":7.152983061171328,"endHours":8.908621660177406,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:40","end":"09:09","startHours":8.674536513643263,"endHours":9.14270680671155,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:59","end":"06:21","startHours":5.982557328500611,"endHours":6.3570935629552405,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:53","startHours":11.951728565121273,"endHours":12.888069151257847,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:31","end":"04:28","startHours":3.5246632898921018,"endHours":4.461003876028677,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:14","end":"05:24","startHours":4.226918729494533,"endHours":5.397344462165251,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:42","startHours":14.760750323531,"endHours":15.697090909667574,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:15","end":"19:39","startHours":19.24245325421387,"endHours":19.64245325421387,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:27","end":"20:02","startHours":19.44245325421387,"endHours":20.027666120549227,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:12","end":"20:57","startHours":19.19245325421387,"endHours":20.94245325421387,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:53","startHours":23.951728565121275,"endHours":24.88806915125785,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:24","end":"07:09","startHours":5.397344462165251,"endHours":7.152983061171328,"quality":"neutral"},{"name":"Labha","start":"07:09","end":"08:55","startHours":7.152983061171328,"endHours":8.908621660177406,"quality":"auspicious"},{"name":"Amṛta","start":"08:55","end":"10:40","startHours":8.908621660177406,"endHours":10.664260259183482,"quality":"auspicious"},{"name":"Kāla","start":"10:40","end":"12:25","startHours":10.664260259183482,"endHours":12.419898858189562,"quality":"inauspicious"},{"name":"Śubha","start":"12:25","end":"14:11","startHours":12.419898858189562,"endHours":14.175537457195638,"quality":"auspicious"},{"name":"Roga","start":"14:11","end":"15:56","startHours":14.175537457195638,"endHours":15.931176056201714,"quality":"inauspicious"},{"name":"Udveg","start":"15:56","end":"17:41","startHours":15.931176056201714,"endHours":17.686814655207794,"quality":"inauspicious"},{"name":"Chala","start":"17:41","end":"19:27","startHours":17.686814655207794,"endHours":19.44245325421387,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:27","end":"20:41","startHours":19.44245325421387,"endHours":20.686814655207794,"quality":"inauspicious"},{"name":"Udveg","start":"20:41","end":"21:56","startHours":20.686814655207794,"endHours":21.931176056201714,"quality":"inauspicious"},{"name":"Chala","start":"21:56","end":"23:11","startHours":21.931176056201714,"endHours":23.175537457195638,"quality":"neutral"},{"name":"Labha","start":"23:11","end":"00:25","startHours":23.175537457195638,"endHours":24.419898858189562,"quality":"auspicious"},{"name":"Amṛta","start":"00:25","end":"01:40","startHours":24.419898858189562,"endHours":25.664260259183482,"quality":"auspicious"},{"name":"Kāla","start":"01:40","end":"02:55","startHours":25.664260259183482,"endHours":26.908621660177406,"quality":"inauspicious"},{"name":"Śubha","start":"02:55","end":"04:09","startHours":26.908621660177406,"endHours":28.152983061171327,"quality":"auspicious"},{"name":"Roga","start":"04:09","end":"05:24","startHours":28.152983061171327,"endHours":29.39734446216525,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:24","end":"06:24","startHours":5.397344462165251,"endHours":6.397344462165251,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:24","end":"07:24","startHours":6.397344462165251,"endHours":7.397344462165251,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:24","end":"08:24","startHours":7.397344462165251,"endHours":8.39734446216525,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:24","end":"09:24","startHours":8.39734446216525,"endHours":9.39734446216525,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:24","end":"10:24","startHours":9.39734446216525,"endHours":10.39734446216525,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:24","end":"11:24","startHours":10.39734446216525,"endHours":11.39734446216525,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:24","end":"12:24","startHours":11.39734446216525,"endHours":12.39734446216525,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:24","end":"13:24","startHours":12.39734446216525,"endHours":13.39734446216525,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:24","end":"14:24","startHours":13.39734446216525,"endHours":14.39734446216525,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:24","end":"15:24","startHours":14.39734446216525,"endHours":15.39734446216525,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:24","end":"16:24","startHours":15.39734446216525,"endHours":16.39734446216525,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:24","end":"17:24","startHours":16.39734446216525,"endHours":17.39734446216525,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:24","end":"18:24","startHours":17.39734446216525,"endHours":18.39734446216525,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:24","end":"19:24","startHours":18.39734446216525,"endHours":19.39734446216525,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:24","end":"20:24","startHours":19.39734446216525,"endHours":20.39734446216525,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:24","end":"21:24","startHours":20.39734446216525,"endHours":21.39734446216525,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:24","end":"22:24","startHours":21.39734446216525,"endHours":22.39734446216525,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:24","end":"23:24","startHours":22.39734446216525,"endHours":23.39734446216525,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:24","end":"00:24","startHours":23.39734446216525,"endHours":24.39734446216525,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:24","end":"01:24","startHours":24.39734446216525,"endHours":25.39734446216525,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:24","end":"02:24","startHours":25.39734446216525,"endHours":26.39734446216525,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:24","end":"03:24","startHours":26.39734446216525,"endHours":27.39734446216525,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:24","end":"04:24","startHours":27.39734446216525,"endHours":28.39734446216525,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:24","end":"05:24","startHours":28.39734446216525,"endHours":29.39734446216525,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.5341055135596,"eotMinutes":-8.635931491373626,"ayanamsa":24.8034}},"calendars":{"vikram_samvat":2125,"vikram_samvatsara":"Plava","saka_samvat":1990,"saka_samvatsara":"Sarvadhāri","bengali_samvat":1475,"malayalam_era":1244,"nanakshahi_year":599,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Navamī · Vikram 2125 Plava · Śaka 1990 Sarvadhāri"},"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":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 13, 2068 CE · Perth, Australia · Vidhyamitra","description":"January 13, 2068 CE for Perth, Australia: Śukla Navamī, sūryodaya 05:24, sūryāsta 19:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2068-01-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2068-01-13","sa":"https://sa.vidhyamitra.com/city/perth/2068-01-13","hi":"https://hi.vidhyamitra.com/city/perth/2068-01-13","x-default":"https://vidhyamitra.com/city/perth/2068-01-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T02:24:43.364Z","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":"2026-06-01T02:24:43.364Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T02:24:43.364Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}