{"id":"vidhyamitra:city-day:perth:2160-03-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2160-03-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2160-03-18","date_display":"March 18, 2160 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":2160,"month":3,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2510060.770833,"kali_year":5261,"ahargana":1921595.2708,"sun":{"sidereal_longitude":331.6858,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":96.08,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":124.3941,"elapsed_within_tithi_degrees":4.3941},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":96.08,"elapsed_within_degrees":2.7466},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":67.7658},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"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":2160,"month":3,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2510060.770833,"ahargana":1921595.2708,"kali_year":5261,"ayanamsa_lahiri":26.091,"grahas":{"sun":{"sidereal_longitude":331.88047800000004,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":93.89457800000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false,"latitude":-2.3458},"mars":{"sidereal_longitude":15.913277999999991,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":313.41337799999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":196.273278,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":319.34697800000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":192.227078,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":244.6352,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":64.6352,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":2160,"month":3,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2510060.770833,"kali_year":5261,"ahargana":1921595.2708,"sun":{"sidereal_longitude":331.6858,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":96.08,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":124.3941,"elapsed_within_tithi_degrees":4.3941},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":96.08,"elapsed_within_degrees":2.7466},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":67.7658},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.346,"elongation":124.394},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.346,"opposition_distance":55.606}},"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":"06:19","sunsetLocal":"18:31","solarNoonLocal":"12:25","dayLengthHours":12.198010841691023,"dayLengthDisplay":"12 Hours 11 Mins 53 Secs","nightLengthDisplay":"11 Hours 48 Mins 07 Secs","moonriseLocal":"15:23","moonsetLocal":"01:43","rahuKala":{"name":"Rāhu Kāla","start":"15:28","end":"17:00","startHours":15.471534277747972,"endHours":16.99628563295935,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:22","end":"10:54","startHours":9.372528856902461,"endHours":10.897280212113838,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:25","end":"13:57","startHours":12.422031567325217,"endHours":13.946782922536595,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:35","startHours":9.16922867620761,"endHours":9.57582903759731,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:50","end":"07:09","startHours":6.8312765982168315,"endHours":7.156556887328592,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:50","startHours":12.015431205935515,"endHours":12.828631928714918,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:42","end":"05:31","startHours":4.696624700920903,"endHours":5.5098254237003035,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:18","end":"06:19","startHours":5.306525243005454,"endHours":6.323026146479705,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:16","startHours":14.45503337427372,"endHours":15.26823409705312,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.32103698817073,"endHours":18.721036988170727,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"19:02","startHours":18.521036988170728,"endHours":19.029287439907854,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.271036988170728,"endHours":20.021036988170728,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:50","startHours":24.015431205935517,"endHours":24.828631928714916,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:19","end":"07:51","startHours":6.323026146479705,"endHours":7.847777501691083,"quality":"inauspicious"},{"name":"Udveg","start":"07:51","end":"09:22","startHours":7.847777501691083,"endHours":9.372528856902461,"quality":"inauspicious"},{"name":"Chala","start":"09:22","end":"10:54","startHours":9.372528856902461,"endHours":10.897280212113838,"quality":"neutral"},{"name":"Labha","start":"10:54","end":"12:25","startHours":10.897280212113838,"endHours":12.422031567325217,"quality":"auspicious"},{"name":"Amṛta","start":"12:25","end":"13:57","startHours":12.422031567325217,"endHours":13.946782922536595,"quality":"auspicious"},{"name":"Kāla","start":"13:57","end":"15:28","startHours":13.946782922536595,"endHours":15.471534277747972,"quality":"inauspicious"},{"name":"Śubha","start":"15:28","end":"17:00","startHours":15.471534277747972,"endHours":16.99628563295935,"quality":"auspicious"},{"name":"Roga","start":"17:00","end":"18:31","startHours":16.99628563295935,"endHours":18.521036988170728,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:31","end":"20:00","startHours":18.521036988170728,"endHours":19.99628563295935,"quality":"inauspicious"},{"name":"Śubha","start":"20:00","end":"21:28","startHours":19.99628563295935,"endHours":21.47153427774797,"quality":"auspicious"},{"name":"Roga","start":"21:28","end":"22:57","startHours":21.47153427774797,"endHours":22.946782922536595,"quality":"inauspicious"},{"name":"Udveg","start":"22:57","end":"00:25","startHours":22.946782922536595,"endHours":24.422031567325217,"quality":"inauspicious"},{"name":"Chala","start":"00:25","end":"01:54","startHours":24.422031567325217,"endHours":25.897280212113838,"quality":"neutral"},{"name":"Labha","start":"01:54","end":"03:22","startHours":25.897280212113838,"endHours":27.372528856902463,"quality":"auspicious"},{"name":"Amṛta","start":"03:22","end":"04:51","startHours":27.372528856902463,"endHours":28.847777501691084,"quality":"auspicious"},{"name":"Kāla","start":"04:51","end":"06:19","startHours":28.847777501691084,"endHours":30.323026146479705,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.323026146479705,"endHours":7.323026146479705,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.323026146479705,"endHours":8.323026146479705,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.323026146479705,"endHours":9.323026146479705,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.323026146479705,"endHours":10.323026146479705,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.323026146479705,"endHours":11.323026146479705,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.323026146479705,"endHours":12.323026146479705,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.323026146479705,"endHours":13.323026146479705,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.323026146479705,"endHours":14.323026146479705,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.323026146479705,"endHours":15.323026146479705,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.323026146479705,"endHours":16.323026146479705,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.323026146479705,"endHours":17.323026146479705,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.323026146479705,"endHours":18.323026146479705,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.323026146479705,"endHours":19.323026146479705,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.323026146479705,"endHours":20.323026146479705,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.323026146479705,"endHours":21.323026146479705,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.323026146479705,"endHours":22.323026146479705,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.323026146479705,"endHours":23.323026146479705,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.323026146479705,"endHours":24.323026146479705,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.323026146479705,"endHours":25.323026146479705,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.323026146479705,"endHours":26.323026146479705,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.323026146479705,"endHours":27.323026146479705,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.323026146479705,"endHours":28.323026146479705,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.323026146479705,"endHours":29.323026146479705,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.323026146479705,"endHours":30.323026146479705,"planetary_lord":"Saturn"}],"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":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-0.8066671553249796,"eotMinutes":-8.763894039513033,"ayanamsa":26.091}},"calendars":{"vikram_samvat":2217,"vikram_samvatsara":"Śrīmukha","saka_samvat":2082,"saka_samvatsara":"Raudra","bengali_samvat":1567,"malayalam_era":1336,"nanakshahi_year":691,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","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":"Śiśira (Winter)","display_summary":"Phālguna Śukla Ekādaśī · Vikram 2217 Śrīmukha · Śaka 2082 Raudra"},"festivals":[{"id":"amalaki-ekadashi","name":"Āmalakī Ekādaśī","name_sanskrit":"आमलकी एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu (in Āmalakī tree)","significance":"Worship of Āmalakī (Indian gooseberry, sacred to Viṣṇu).","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Phālguna"},"precedence":4},{"id":"rangbhari-ekadashi","name":"Raṅgbhari Ekādaśī","name_sanskrit":"रङ्गभरी एकादशी","tradition":"Shaiva","associated_deity":"Śiva-Pārvatī","significance":"Kāśī tradition: Śiva brings Pārvatī home; rang-utsava begins.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Phālguna"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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, 2160 CE · Perth, Australia · Vidhyamitra","description":"March 18, 2160 CE for Perth, Australia: Śukla Ekādaśī, sūryodaya 06:19, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2160-03-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2160-03-18","sa":"https://sa.vidhyamitra.com/city/perth/2160-03-18","hi":"https://hi.vidhyamitra.com/city/perth/2160-03-18","x-default":"https://vidhyamitra.com/city/perth/2160-03-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:42:38.741Z","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":"2026-05-31T21:42:38.741Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:42:38.741Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}