{"id":"vidhyamitra:city-day:perth:2183-03-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2183-03-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2183-03-18","date_display":"March 18, 2183 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":2183,"month":3,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2518460.770833,"kali_year":5284,"ahargana":1929995.2708,"sun":{"sidereal_longitude":330.7375,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":253.5675,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.8301,"elapsed_within_tithi_degrees":6.8301},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":253.5675,"elapsed_within_degrees":0.2342},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":224.305},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2183,"month":3,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2518460.770833,"ahargana":1929995.2708,"kali_year":5284,"ayanamsa_lahiri":26.4123,"grahas":{"sun":{"sidereal_longitude":330.9857360000001,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":250.491036,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false,"latitude":4.489},"mars":{"sidereal_longitude":85.22243600000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":338.54393600000003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":172.66513599999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":true},"venus":{"sidereal_longitude":11.562635999999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":103.89093600000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":159.5628,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":339.5628,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2183,"month":3,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2518460.770833,"kali_year":5284,"ahargana":1929995.2708,"sun":{"sidereal_longitude":330.7375,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":253.5675,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.8301,"elapsed_within_tithi_degrees":6.8301},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":253.5675,"elapsed_within_degrees":0.2342},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":224.305},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.489,"elongation":77.17},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.489,"opposition_distance":102.83}},"eclipse_window_40days":[{"offset_days":6,"type":"solar","occurs":true,"moon_latitude":0.05,"elongation":1.902}]},"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":"06:19","sunsetLocal":"18:32","solarNoonLocal":"12:25","dayLengthHours":12.216983920251408,"dayLengthDisplay":"12 Hours 13 Mins 01 Secs","nightLengthDisplay":"11 Hours 46 Mins 59 Secs","moonriseLocal":"23:58","moonsetLocal":"14:09","rahuKala":{"name":"Rāhu Kāla","start":"15:29","end":"17:00","startHours":15.476277547388069,"endHours":17.003400537419495,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:22","end":"10:54","startHours":9.367785587262365,"endHours":10.89490857729379,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:25","end":"13:57","startHours":12.422031567325217,"endHours":13.949154557356643,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:34","startHours":9.164169188591508,"endHours":9.571401985933223,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:49","end":"07:09","startHours":6.822580603876656,"endHours":7.148366841750026,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:50","startHours":12.014798769983503,"endHours":12.82926436466693,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:41","end":"05:30","startHours":4.684608417832659,"endHours":5.499074012516086,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:18","end":"06:19","startHours":5.29545761384523,"endHours":6.313539607199513,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:16","startHours":14.458195554033786,"endHours":15.272661148717214,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:20","end":"18:44","startHours":18.33052352745092,"endHours":18.73052352745092,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:32","end":"19:02","startHours":18.53052352745092,"endHours":19.039564524128064,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:17","end":"20:02","startHours":18.28052352745092,"endHours":20.03052352745092,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:50","startHours":24.014798769983503,"endHours":24.82926436466693,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:19","end":"07:50","startHours":6.313539607199513,"endHours":7.840662597230939,"quality":"inauspicious"},{"name":"Udveg","start":"07:50","end":"09:22","startHours":7.840662597230939,"endHours":9.367785587262365,"quality":"inauspicious"},{"name":"Chala","start":"09:22","end":"10:54","startHours":9.367785587262365,"endHours":10.89490857729379,"quality":"neutral"},{"name":"Labha","start":"10:54","end":"12:25","startHours":10.89490857729379,"endHours":12.422031567325217,"quality":"auspicious"},{"name":"Amṛta","start":"12:25","end":"13:57","startHours":12.422031567325217,"endHours":13.949154557356643,"quality":"auspicious"},{"name":"Kāla","start":"13:57","end":"15:29","startHours":13.949154557356643,"endHours":15.476277547388069,"quality":"inauspicious"},{"name":"Śubha","start":"15:29","end":"17:00","startHours":15.476277547388069,"endHours":17.003400537419495,"quality":"auspicious"},{"name":"Roga","start":"17:00","end":"18:32","startHours":17.003400537419495,"endHours":18.53052352745092,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:32","end":"20:00","startHours":18.53052352745092,"endHours":20.003400537419495,"quality":"inauspicious"},{"name":"Śubha","start":"20:00","end":"21:29","startHours":20.003400537419495,"endHours":21.47627754738807,"quality":"auspicious"},{"name":"Roga","start":"21:29","end":"22:57","startHours":21.47627754738807,"endHours":22.949154557356643,"quality":"inauspicious"},{"name":"Udveg","start":"22:57","end":"00:25","startHours":22.949154557356643,"endHours":24.422031567325217,"quality":"inauspicious"},{"name":"Chala","start":"00:25","end":"01:54","startHours":24.422031567325217,"endHours":25.89490857729379,"quality":"neutral"},{"name":"Labha","start":"01:54","end":"03:22","startHours":25.89490857729379,"endHours":27.367785587262365,"quality":"auspicious"},{"name":"Amṛta","start":"03:22","end":"04:50","startHours":27.367785587262365,"endHours":28.84066259723094,"quality":"auspicious"},{"name":"Kāla","start":"04:50","end":"06:19","startHours":28.84066259723094,"endHours":30.313539607199512,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.313539607199513,"endHours":7.313539607199513,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.313539607199513,"endHours":8.313539607199512,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.313539607199512,"endHours":9.313539607199512,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.313539607199512,"endHours":10.313539607199512,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.313539607199512,"endHours":11.313539607199512,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.313539607199512,"endHours":12.313539607199512,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.313539607199512,"endHours":13.313539607199512,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.313539607199512,"endHours":14.313539607199512,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.313539607199512,"endHours":15.313539607199512,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.313539607199512,"endHours":16.313539607199512,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.313539607199512,"endHours":17.313539607199512,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.313539607199512,"endHours":18.313539607199512,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.313539607199512,"endHours":19.313539607199512,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.313539607199512,"endHours":20.313539607199512,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.313539607199512,"endHours":21.313539607199512,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.313539607199512,"endHours":22.313539607199512,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.313539607199512,"endHours":23.313539607199512,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.313539607199512,"endHours":24.313539607199512,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.313539607199512,"endHours":25.313539607199512,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.313539607199512,"endHours":26.313539607199512,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.313539607199512,"endHours":27.313539607199512,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.313539607199512,"endHours":28.313539607199512,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.313539607199512,"endHours":29.313539607199512,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.313539607199512,"endHours":30.313539607199512,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-1.034586091090353,"eotMinutes":-8.763894039513033,"ayanamsa":26.4123}},"calendars":{"vikram_samvat":2240,"vikram_samvatsara":"Durmukhi","saka_samvat":2105,"saka_samvatsara":"Subhānu","bengali_samvat":1590,"malayalam_era":1359,"nanakshahi_year":714,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Phālguna","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 Kṛṣṇa Navamī · Vikram 2240 Durmukhi · Śaka 2105 Subhānu"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 18, 2183 CE · Perth, Australia · Vidhyamitra","description":"March 18, 2183 CE for Perth, Australia: Kṛṣṇa Navamī, sūryodaya 06:19, sūryāsta 18:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2183-03-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2183-03-18","sa":"https://sa.vidhyamitra.com/city/perth/2183-03-18","hi":"https://hi.vidhyamitra.com/city/perth/2183-03-18","x-default":"https://vidhyamitra.com/city/perth/2183-03-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T03:10:50.715Z","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":"2026-05-31T03:10:50.715Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T03:10:50.715Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}