{"id":"vidhyamitra:city-day:perth:2128-03-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2128-03-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2128-03-31","date_display":"March 31, 2128 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":2128,"month":3,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2498385.770833,"kali_year":5229,"ahargana":1909920.2708,"sun":{"sidereal_longitude":344.8573,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":348.5678,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":3.7105,"elapsed_within_tithi_degrees":3.7105},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":348.5678,"elapsed_within_degrees":1.9012},"yoga":{"number":26,"name":"Indra","sum_longitude":333.4252},"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":2128,"month":3,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2498385.770833,"ahargana":1909920.2708,"kali_year":5229,"ayanamsa_lahiri":25.6445,"grahas":{"sun":{"sidereal_longitude":344.984049,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":346.667449,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false,"latitude":-1.924},"mars":{"sidereal_longitude":22.17894899999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":352.586449,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":304.101549,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":333.709149,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":158.546249,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":143.2329,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":323.2329,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2128,"month":3,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2498385.770833,"kali_year":5229,"ahargana":1909920.2708,"sun":{"sidereal_longitude":344.8573,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":348.5678,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":3.7105,"elapsed_within_tithi_degrees":3.7105},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":348.5678,"elapsed_within_degrees":1.9012},"yoga":{"number":26,"name":"Indra","sum_longitude":333.4252},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.924,"elongation":3.71},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.924,"opposition_distance":176.29}},"eclipse_window_40days":[{"offset_days":-14,"type":"lunar","occurs":true,"moon_latitude":0.586,"opposition_distance":0.502}]},"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":"06:28","sunsetLocal":"18:15","solarNoonLocal":"12:21","dayLengthHours":11.780757864517454,"dayLengthDisplay":"11 Hours 46 Mins 51 Secs","nightLengthDisplay":"12 Hours 13 Mins 09 Secs","moonriseLocal":"06:37","moonsetLocal":"18:19","rahuKala":{"name":"Rāhu Kāla","start":"12:21","end":"13:50","startHours":12.353661690268108,"endHours":13.82625642333279,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:56","end":"09:25","startHours":7.935877491074063,"endHours":9.408472224138745,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:53","end":"12:21","startHours":10.881066957203426,"endHours":12.353661690268108,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:36","startHours":9.21212625973012,"endHours":9.60481818854737,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:57","end":"07:16","startHours":6.954147669030942,"endHours":7.26830121208474,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:45","startHours":11.96096976145086,"endHours":12.746353619085356,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:54","end":"05:41","startHours":4.892515042740387,"endHours":5.677898900374884,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:29","end":"06:28","startHours":5.48155293596626,"endHours":6.463282758009381,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:19","end":"15:06","startHours":14.31712133435435,"endHours":15.102505191988847,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:03","end":"18:27","startHours":18.044040622526836,"endHours":18.444040622526835,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:15","end":"18:44","startHours":18.244040622526835,"endHours":18.734905533548396,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:00","end":"19:45","startHours":17.994040622526835,"endHours":19.744040622526835,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:45","startHours":23.96096976145086,"endHours":24.746353619085358,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:28","end":"07:56","startHours":6.463282758009381,"endHours":7.935877491074063,"quality":"auspicious"},{"name":"Amṛta","start":"07:56","end":"09:25","startHours":7.935877491074063,"endHours":9.408472224138745,"quality":"auspicious"},{"name":"Kāla","start":"09:25","end":"10:53","startHours":9.408472224138745,"endHours":10.881066957203426,"quality":"inauspicious"},{"name":"Śubha","start":"10:53","end":"12:21","startHours":10.881066957203426,"endHours":12.353661690268108,"quality":"auspicious"},{"name":"Roga","start":"12:21","end":"13:50","startHours":12.353661690268108,"endHours":13.82625642333279,"quality":"inauspicious"},{"name":"Udveg","start":"13:50","end":"15:18","startHours":13.82625642333279,"endHours":15.298851156397472,"quality":"inauspicious"},{"name":"Chala","start":"15:18","end":"16:46","startHours":15.298851156397472,"endHours":16.771445889462154,"quality":"neutral"},{"name":"Labha","start":"16:46","end":"18:15","startHours":16.771445889462154,"endHours":18.244040622526835,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:15","end":"19:46","startHours":18.244040622526835,"endHours":19.771445889462154,"quality":"inauspicious"},{"name":"Chala","start":"19:46","end":"21:18","startHours":19.771445889462154,"endHours":21.298851156397472,"quality":"neutral"},{"name":"Labha","start":"21:18","end":"22:50","startHours":21.298851156397472,"endHours":22.82625642333279,"quality":"auspicious"},{"name":"Amṛta","start":"22:50","end":"00:21","startHours":22.82625642333279,"endHours":24.35366169026811,"quality":"auspicious"},{"name":"Kāla","start":"00:21","end":"01:53","startHours":24.35366169026811,"endHours":25.881066957203426,"quality":"inauspicious"},{"name":"Śubha","start":"01:53","end":"03:25","startHours":25.881066957203426,"endHours":27.408472224138745,"quality":"auspicious"},{"name":"Roga","start":"03:25","end":"04:56","startHours":27.408472224138745,"endHours":28.935877491074063,"quality":"inauspicious"},{"name":"Udveg","start":"04:56","end":"06:28","startHours":28.935877491074063,"endHours":30.46328275800938,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:28","end":"07:28","startHours":6.463282758009381,"endHours":7.463282758009381,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:28","end":"08:28","startHours":7.463282758009381,"endHours":8.463282758009381,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:28","end":"09:28","startHours":8.463282758009381,"endHours":9.463282758009381,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:28","end":"10:28","startHours":9.463282758009381,"endHours":10.463282758009381,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:28","end":"11:28","startHours":10.463282758009381,"endHours":11.463282758009381,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:28","end":"12:28","startHours":11.463282758009381,"endHours":12.463282758009381,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:28","end":"13:28","startHours":12.463282758009381,"endHours":13.463282758009381,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:28","end":"14:28","startHours":13.463282758009381,"endHours":14.463282758009381,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:28","end":"15:28","startHours":14.463282758009381,"endHours":15.463282758009381,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:28","end":"16:28","startHours":15.463282758009381,"endHours":16.46328275800938,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:28","end":"17:28","startHours":16.46328275800938,"endHours":17.46328275800938,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:28","end":"18:28","startHours":17.46328275800938,"endHours":18.46328275800938,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:28","end":"19:28","startHours":18.46328275800938,"endHours":19.46328275800938,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:28","end":"20:28","startHours":19.46328275800938,"endHours":20.46328275800938,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:28","end":"21:28","startHours":20.46328275800938,"endHours":21.46328275800938,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:28","end":"22:28","startHours":21.46328275800938,"endHours":22.46328275800938,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:28","end":"23:28","startHours":22.46328275800938,"endHours":23.46328275800938,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:28","end":"00:28","startHours":23.46328275800938,"endHours":24.46328275800938,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:28","end":"01:28","startHours":24.46328275800938,"endHours":25.46328275800938,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:28","end":"02:28","startHours":25.46328275800938,"endHours":26.46328275800938,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:28","end":"03:28","startHours":26.46328275800938,"endHours":27.46328275800938,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:28","end":"04:28","startHours":27.46328275800938,"endHours":28.46328275800938,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:28","end":"05:28","startHours":28.46328275800938,"endHours":29.46328275800938,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:28","end":"06:28","startHours":29.46328275800938,"endHours":30.46328275800938,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"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":"Chatra","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.206894905020653,"eotMinutes":-4.661701416086492,"ayanamsa":25.6445}},"calendars":{"vikram_samvat":2185,"vikram_samvatsara":"Plava","saka_samvat":2050,"saka_samvatsara":"Sarvadhāri","bengali_samvat":1535,"malayalam_era":1304,"nanakshahi_year":659,"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 2185 Plava · Śaka 2050 Sarvadhāri"},"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":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 March 31, 2128 CE · Perth, Australia · Vidhyamitra","description":"March 31, 2128 CE for Perth, Australia: Śukla Pratipada, sūryodaya 06:28, sūryāsta 18:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2128-03-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2128-03-31","sa":"https://sa.vidhyamitra.com/city/perth/2128-03-31","hi":"https://hi.vidhyamitra.com/city/perth/2128-03-31","x-default":"https://vidhyamitra.com/city/perth/2128-03-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T08:22:47.684Z","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":"2026-06-01T08:22:47.684Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T08:22:47.684Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}