{"id":"vidhyamitra:city-day:perth:-3101-01-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/-3101-01-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3101-01-19","date_display":"January 19, 3102 BCE","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":-3101,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":588435.770833,"kali_year":0,"ahargana":-29.7292,"sun":{"sidereal_longitude":332.9984,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":334.3797,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":1.3812,"elapsed_within_tithi_degrees":1.3812},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1,"moon_longitude":334.3797,"elapsed_within_degrees":1.0463},"yoga":{"number":24,"name":"Śukla","sum_longitude":307.3781},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"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":-3101,"month":1,"day":19,"hour":6,"minute":30,"calendar":"julian"},"julian_day":588435.770833,"ahargana":-29.7292,"kali_year":0,"ayanamsa_lahiri":-47.4039,"grahas":{"sun":{"sidereal_longitude":332.9984,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":334.3797,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false,"latitude":2.055},"mars":{"sidereal_longitude":342.7041,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":306.0205,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":354.345,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":324.0272,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":348.8186,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":181.5752,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":1.5752,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"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":-3101,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":588435.770833,"kali_year":0,"ahargana":-29.7292,"sun":{"sidereal_longitude":332.9984,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":334.3797,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":1.3812,"elapsed_within_tithi_degrees":1.3812},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1,"moon_longitude":334.3797,"elapsed_within_degrees":1.0463},"yoga":{"number":24,"name":"Śukla","sum_longitude":307.3781},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.055,"elongation":1.381},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.055,"opposition_distance":178.619}},"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":"05:23","sunsetLocal":"19:32","solarNoonLocal":"12:27","dayLengthHours":14.145783040184273,"dayLengthDisplay":"14 Hours 08 Mins 45 Secs","nightLengthDisplay":"9 Hours 51 Mins 15 Secs","moonriseLocal":"05:30","moonsetLocal":"19:35","rahuKala":{"name":"Rāhu Kāla","start":"12:27","end":"14:13","startHours":12.45366756556367,"endHours":14.221890445586705,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:09","end":"08:55","startHours":7.148998925494569,"endHours":8.917221805517602,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:41","end":"12:27","startHours":10.685444685540638,"endHours":12.45366756556367,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:41","end":"09:09","startHours":8.681458754847863,"endHours":9.15298485618734,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:58","end":"06:21","startHours":5.970183672145879,"endHours":6.3474045532174594,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:56","startHours":11.982141464224195,"endHours":12.925193666903148,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:30","end":"04:26","startHours":3.494671640113631,"endHours":4.4377238427925825,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:12","end":"05:23","startHours":4.201960792122845,"endHours":5.380776045471534,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:49","end":"15:45","startHours":14.81129807226105,"endHours":15.75435027494,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:20","end":"19:44","startHours":19.32655908565581,"endHours":19.726559085655808,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:32","end":"20:07","startHours":19.52655908565581,"endHours":20.115966712330152,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:17","end":"21:02","startHours":19.27655908565581,"endHours":21.02655908565581,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:56","startHours":23.982141464224195,"endHours":24.925193666903144,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:23","end":"07:09","startHours":5.380776045471534,"endHours":7.148998925494569,"quality":"auspicious"},{"name":"Amṛta","start":"07:09","end":"08:55","startHours":7.148998925494569,"endHours":8.917221805517602,"quality":"auspicious"},{"name":"Kāla","start":"08:55","end":"10:41","startHours":8.917221805517602,"endHours":10.685444685540638,"quality":"inauspicious"},{"name":"Śubha","start":"10:41","end":"12:27","startHours":10.685444685540638,"endHours":12.45366756556367,"quality":"auspicious"},{"name":"Roga","start":"12:27","end":"14:13","startHours":12.45366756556367,"endHours":14.221890445586705,"quality":"inauspicious"},{"name":"Udveg","start":"14:13","end":"15:59","startHours":14.221890445586705,"endHours":15.990113325609741,"quality":"inauspicious"},{"name":"Chala","start":"15:59","end":"17:46","startHours":15.990113325609741,"endHours":17.758336205632773,"quality":"neutral"},{"name":"Labha","start":"17:46","end":"19:32","startHours":17.758336205632773,"endHours":19.52655908565581,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:32","end":"20:46","startHours":19.52655908565581,"endHours":20.758336205632773,"quality":"inauspicious"},{"name":"Chala","start":"20:46","end":"21:59","startHours":20.758336205632773,"endHours":21.99011332560974,"quality":"neutral"},{"name":"Labha","start":"21:59","end":"23:13","startHours":21.99011332560974,"endHours":23.221890445586705,"quality":"auspicious"},{"name":"Amṛta","start":"23:13","end":"00:27","startHours":23.221890445586705,"endHours":24.45366756556367,"quality":"auspicious"},{"name":"Kāla","start":"00:27","end":"01:41","startHours":24.45366756556367,"endHours":25.685444685540638,"quality":"inauspicious"},{"name":"Śubha","start":"01:41","end":"02:55","startHours":25.685444685540638,"endHours":26.917221805517602,"quality":"auspicious"},{"name":"Roga","start":"02:55","end":"04:09","startHours":26.917221805517602,"endHours":28.148998925494567,"quality":"inauspicious"},{"name":"Udveg","start":"04:09","end":"05:23","startHours":28.148998925494567,"endHours":29.380776045471535,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:23","end":"06:23","startHours":5.380776045471534,"endHours":6.380776045471534,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:23","end":"07:23","startHours":6.380776045471534,"endHours":7.380776045471534,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:23","end":"08:23","startHours":7.380776045471534,"endHours":8.380776045471535,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:23","end":"09:23","startHours":8.380776045471535,"endHours":9.380776045471535,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:23","end":"10:23","startHours":9.380776045471535,"endHours":10.380776045471535,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:23","end":"11:23","startHours":10.380776045471535,"endHours":11.380776045471535,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:23","end":"12:23","startHours":11.380776045471535,"endHours":12.380776045471535,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:23","end":"13:23","startHours":12.380776045471535,"endHours":13.380776045471535,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:23","end":"14:23","startHours":13.380776045471535,"endHours":14.380776045471535,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:23","end":"15:23","startHours":14.380776045471535,"endHours":15.380776045471535,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:23","end":"16:23","startHours":15.380776045471535,"endHours":16.380776045471535,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:23","end":"17:23","startHours":16.380776045471535,"endHours":17.380776045471535,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:23","end":"18:23","startHours":17.380776045471535,"endHours":18.380776045471535,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:23","end":"19:23","startHours":18.380776045471535,"endHours":19.380776045471535,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:23","end":"20:23","startHours":19.380776045471535,"endHours":20.380776045471535,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:23","end":"21:23","startHours":20.380776045471535,"endHours":21.380776045471535,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:23","end":"22:23","startHours":21.380776045471535,"endHours":22.380776045471535,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:23","end":"23:23","startHours":22.380776045471535,"endHours":23.380776045471535,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:23","end":"00:23","startHours":23.380776045471535,"endHours":24.380776045471535,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:23","end":"01:23","startHours":24.380776045471535,"endHours":25.380776045471535,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:23","end":"02:23","startHours":25.380776045471535,"endHours":26.380776045471535,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:23","end":"03:23","startHours":26.380776045471535,"endHours":27.380776045471535,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:23","end":"04:23","startHours":27.380776045471535,"endHours":28.380776045471535,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:23","end":"05:23","startHours":28.380776045471535,"endHours":29.380776045471535,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.525295826563923,"eotMinutes":-10.662053933820344,"ayanamsa":-47.4039}},"calendars":{"vikram_samvat":-3044,"saka_samvat":-3179,"bengali_samvat":-3694,"malayalam_era":-3925,"nanakshahi_year":-4570,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Pratipada · Vikram -3044 undefined · Śaka -3179 undefined"},"festivals":[{"id":"chaitra-navratri-start","name":"Caitra Navrātri Start (Gudhi Padwā)","name_sanskrit":"चैत्र नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī Durgā (9 forms over 9 nights)","significance":"Spring Navrātri begins; Vasanta-pakṣa Devī worship. Maharashtra: Gudhi Padwā. South: Ugadi. Sindhi: Cheti Chand.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":1}],"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":true,"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 19, 3102 BCE · Perth, Australia · Vidhyamitra","description":"January 19, 3102 BCE for Perth, Australia: Śukla Pratipada, sūryodaya 05:23, sūryāsta 19:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/-3101-01-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/-3101-01-19","sa":"https://sa.vidhyamitra.com/city/perth/-3101-01-19","hi":"https://hi.vidhyamitra.com/city/perth/-3101-01-19","x-default":"https://vidhyamitra.com/city/perth/-3101-01-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T05:10:46.966Z","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":"2026-06-02T05:10:46.967Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T05:10:46.967Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}