{"id":"vidhyamitra:city-day:perth:2173-03-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2173-03-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2173-03-15","date_display":"March 15, 2173 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":2173,"month":3,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514805.770833,"kali_year":5274,"ahargana":1926340.2708,"sun":{"sidereal_longitude":328.3299,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":344.0407,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":15.7108,"elapsed_within_tithi_degrees":3.7108},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4,"moon_longitude":344.0407,"elapsed_within_degrees":10.7074},"yoga":{"number":24,"name":"Śukla","sum_longitude":312.3705},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2173,"month":3,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2514805.770833,"ahargana":1926340.2708,"kali_year":5274,"ayanamsa_lahiri":26.2725,"grahas":{"sun":{"sidereal_longitude":328.5566839999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":343.114484,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false,"latitude":-0.7173},"mars":{"sidereal_longitude":351.364384,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":306.137484,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":230.81348400000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":334.80688399999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":334.842084,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":353.2223,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":173.2223,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":2173,"month":3,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514805.770833,"kali_year":5274,"ahargana":1926340.2708,"sun":{"sidereal_longitude":328.3299,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":344.0407,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":15.7108,"elapsed_within_tithi_degrees":3.7108},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4,"moon_longitude":344.0407,"elapsed_within_degrees":10.7074},"yoga":{"number":24,"name":"Śukla","sum_longitude":312.3705},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.717,"elongation":15.711},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.717,"opposition_distance":164.289}},"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":"06:17","sunsetLocal":"18:35","solarNoonLocal":"12:26","dayLengthHours":12.301951146984175,"dayLengthDisplay":"12 Hours 18 Mins 07 Secs","nightLengthDisplay":"11 Hours 41 Mins 53 Secs","moonriseLocal":"07:31","moonsetLocal":"19:18","rahuKala":{"name":"Rāhu Kāla","start":"07:49","end":"09:22","startHours":7.823581420101541,"endHours":9.361325313474563,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:54","end":"12:26","startHours":10.899069206847585,"endHours":12.436813100220608,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:58","end":"15:31","startHours":13.974556993593628,"endHours":15.512300886966651,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:09","end":"09:34","startHours":9.15629279435816,"endHours":9.566357832590967,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:48","end":"07:08","startHours":6.798418824519526,"endHours":7.1264708551057705,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:51","startHours":12.026748061987801,"endHours":12.846878138453414,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:39","end":"05:28","startHours":4.6455773737972965,"endHours":5.465707450262908,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:16","end":"06:17","startHours":5.260674931146505,"endHours":6.285837526728519,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:18","startHours":14.487138291384635,"endHours":15.307268367850247,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:23","end":"18:47","startHours":18.387788673712695,"endHours":18.787788673712694,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:35","end":"19:06","startHours":18.587788673712694,"endHours":19.100369971503703,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:20","end":"20:05","startHours":18.337788673712694,"endHours":20.087788673712694,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:51","startHours":24.026748061987803,"endHours":24.846878138453413,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:17","end":"07:49","startHours":6.285837526728519,"endHours":7.823581420101541,"quality":"auspicious"},{"name":"Kāla","start":"07:49","end":"09:22","startHours":7.823581420101541,"endHours":9.361325313474563,"quality":"inauspicious"},{"name":"Śubha","start":"09:22","end":"10:54","startHours":9.361325313474563,"endHours":10.899069206847585,"quality":"auspicious"},{"name":"Roga","start":"10:54","end":"12:26","startHours":10.899069206847585,"endHours":12.436813100220608,"quality":"inauspicious"},{"name":"Udveg","start":"12:26","end":"13:58","startHours":12.436813100220608,"endHours":13.974556993593628,"quality":"inauspicious"},{"name":"Chala","start":"13:58","end":"15:31","startHours":13.974556993593628,"endHours":15.512300886966651,"quality":"neutral"},{"name":"Labha","start":"15:31","end":"17:03","startHours":15.512300886966651,"endHours":17.05004478033967,"quality":"auspicious"},{"name":"Amṛta","start":"17:03","end":"18:35","startHours":17.05004478033967,"endHours":18.587788673712694,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:35","end":"20:03","startHours":18.587788673712694,"endHours":20.05004478033967,"quality":"neutral"},{"name":"Labha","start":"20:03","end":"21:31","startHours":20.05004478033967,"endHours":21.51230088696665,"quality":"auspicious"},{"name":"Amṛta","start":"21:31","end":"22:58","startHours":21.51230088696665,"endHours":22.97455699359363,"quality":"auspicious"},{"name":"Kāla","start":"22:58","end":"00:26","startHours":22.97455699359363,"endHours":24.436813100220608,"quality":"inauspicious"},{"name":"Śubha","start":"00:26","end":"01:54","startHours":24.436813100220608,"endHours":25.899069206847585,"quality":"auspicious"},{"name":"Roga","start":"01:54","end":"03:22","startHours":25.899069206847585,"endHours":27.361325313474563,"quality":"inauspicious"},{"name":"Udveg","start":"03:22","end":"04:49","startHours":27.361325313474563,"endHours":28.82358142010154,"quality":"inauspicious"},{"name":"Chala","start":"04:49","end":"06:17","startHours":28.82358142010154,"endHours":30.28583752672852,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:17","end":"07:17","startHours":6.285837526728519,"endHours":7.285837526728519,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:17","end":"08:17","startHours":7.285837526728519,"endHours":8.28583752672852,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:17","end":"09:17","startHours":8.28583752672852,"endHours":9.28583752672852,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:17","end":"10:17","startHours":9.28583752672852,"endHours":10.28583752672852,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:17","end":"11:17","startHours":10.28583752672852,"endHours":11.28583752672852,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:17","end":"12:17","startHours":11.28583752672852,"endHours":12.28583752672852,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:17","end":"13:17","startHours":12.28583752672852,"endHours":13.28583752672852,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:17","end":"14:17","startHours":13.28583752672852,"endHours":14.28583752672852,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:17","end":"15:17","startHours":14.28583752672852,"endHours":15.28583752672852,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:17","end":"16:17","startHours":15.28583752672852,"endHours":16.28583752672852,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:17","end":"17:17","startHours":16.28583752672852,"endHours":17.28583752672852,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:17","end":"18:17","startHours":17.28583752672852,"endHours":18.28583752672852,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:17","end":"19:17","startHours":18.28583752672852,"endHours":19.28583752672852,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:17","end":"20:17","startHours":19.28583752672852,"endHours":20.28583752672852,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:17","end":"21:17","startHours":20.28583752672852,"endHours":21.28583752672852,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:17","end":"22:17","startHours":21.28583752672852,"endHours":22.28583752672852,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:17","end":"23:17","startHours":22.28583752672852,"endHours":23.28583752672852,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:17","end":"00:17","startHours":23.28583752672852,"endHours":24.28583752672852,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:17","end":"01:17","startHours":24.28583752672852,"endHours":25.28583752672852,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:17","end":"02:17","startHours":25.28583752672852,"endHours":26.28583752672852,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:17","end":"03:17","startHours":26.28583752672852,"endHours":27.28583752672852,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:17","end":"04:17","startHours":27.28583752672852,"endHours":28.28583752672852,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:17","end":"05:17","startHours":28.28583752672852,"endHours":29.28583752672852,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:17","end":"06:17","startHours":29.28583752672852,"endHours":30.28583752672852,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-2.0542508755562285,"eotMinutes":-9.650786013236482,"ayanamsa":26.2725}},"calendars":{"vikram_samvat":2230,"vikram_samvatsara":"Vyaya","saka_samvat":2095,"saka_samvatsara":"Śrīmukha","bengali_samvat":1580,"malayalam_era":1349,"nanakshahi_year":704,"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":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Dvitīyā · Vikram 2230 Vyaya · Śaka 2095 Śrīmukha"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 15, 2173 CE · Perth, Australia · Vidhyamitra","description":"March 15, 2173 CE for Perth, Australia: Śukla Dvitīyā, sūryodaya 06:17, sūryāsta 18:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2173-03-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2173-03-15","sa":"https://sa.vidhyamitra.com/city/perth/2173-03-15","hi":"https://hi.vidhyamitra.com/city/perth/2173-03-15","x-default":"https://vidhyamitra.com/city/perth/2173-03-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T22:13:00.475Z","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":"2026-06-01T22:13:00.475Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T22:13:00.475Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}