{"id":"vidhyamitra:city-day:perth:2144-02-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2144-02-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2144-02-18","date_display":"February 18, 2144 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":2144,"month":2,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504187.770833,"kali_year":5245,"ahargana":1915722.2708,"sun":{"sidereal_longitude":302.6503,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":105.7404,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":163.0901,"elapsed_within_tithi_degrees":7.0901},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":105.7404,"elapsed_within_degrees":12.4071},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":48.3907},"karana":{"half_tithi_index":27,"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":2144,"month":2,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2504187.770833,"ahargana":1915722.2708,"kali_year":5245,"ayanamsa_lahiri":25.8664,"grahas":{"sun":{"sidereal_longitude":302.88556900000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":106.66496899999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false,"latitude":-4.5},"mars":{"sidereal_longitude":223.873969,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":314.71516900000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":58.44656900000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":282.319469,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":337.205069,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":195.815,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":15.815,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":2144,"month":2,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504187.770833,"kali_year":5245,"ahargana":1915722.2708,"sun":{"sidereal_longitude":302.6503,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":105.7404,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":163.0901,"elapsed_within_tithi_degrees":7.0901},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":105.7404,"elapsed_within_degrees":12.4071},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":48.3907},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.5,"elongation":163.09},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.5,"opposition_distance":16.91}},"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":"05:57","sunsetLocal":"19:05","solarNoonLocal":"12:31","dayLengthHours":13.142654693861218,"dayLengthDisplay":"13 Hours 08 Mins 34 Secs","nightLengthDisplay":"10 Hours 51 Mins 26 Secs","moonriseLocal":"18:07","moonsetLocal":"04:45","rahuKala":{"name":"Rāhu Kāla","start":"15:48","end":"17:27","startHours":15.802211610338642,"endHours":17.445043447071292,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:14","end":"10:52","startHours":9.230884263408033,"endHours":10.873716100140683,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:31","end":"14:10","startHours":12.516547936873337,"endHours":14.159379773605988,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:01","end":"09:27","startHours":9.011840018510345,"endHours":9.44992850830572,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:30","end":"06:51","startHours":6.492831202186945,"endHours":6.8433019940232445,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:05","end":"12:57","startHours":12.078459447077963,"endHours":12.954636426668712,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:12","end":"05:04","startHours":4.192866630761232,"endHours":5.069043610351979,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:51","end":"05:57","startHours":4.849999365454293,"endHours":5.9452205899427275,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:42","end":"15:35","startHours":14.706990385850204,"endHours":15.583167365440952,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:53","end":"19:17","startHours":18.887875283803947,"endHours":19.287875283803945,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:05","end":"19:38","startHours":19.087875283803946,"endHours":19.635485896048163,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:50","end":"20:35","startHours":18.837875283803946,"endHours":20.587875283803946,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:05","end":"00:57","startHours":24.078459447077964,"endHours":24.95463642666871,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:57","end":"07:35","startHours":5.9452205899427275,"endHours":7.58805242667538,"quality":"inauspicious"},{"name":"Udveg","start":"07:35","end":"09:14","startHours":7.58805242667538,"endHours":9.230884263408033,"quality":"inauspicious"},{"name":"Chala","start":"09:14","end":"10:52","startHours":9.230884263408033,"endHours":10.873716100140683,"quality":"neutral"},{"name":"Labha","start":"10:52","end":"12:31","startHours":10.873716100140683,"endHours":12.516547936873337,"quality":"auspicious"},{"name":"Amṛta","start":"12:31","end":"14:10","startHours":12.516547936873337,"endHours":14.159379773605988,"quality":"auspicious"},{"name":"Kāla","start":"14:10","end":"15:48","startHours":14.159379773605988,"endHours":15.802211610338642,"quality":"inauspicious"},{"name":"Śubha","start":"15:48","end":"17:27","startHours":15.802211610338642,"endHours":17.445043447071292,"quality":"auspicious"},{"name":"Roga","start":"17:27","end":"19:05","startHours":17.445043447071292,"endHours":19.087875283803946,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:05","end":"20:27","startHours":19.087875283803946,"endHours":20.445043447071292,"quality":"inauspicious"},{"name":"Śubha","start":"20:27","end":"21:48","startHours":20.445043447071292,"endHours":21.80221161033864,"quality":"auspicious"},{"name":"Roga","start":"21:48","end":"23:10","startHours":21.80221161033864,"endHours":23.15937977360599,"quality":"inauspicious"},{"name":"Udveg","start":"23:10","end":"00:31","startHours":23.15937977360599,"endHours":24.516547936873337,"quality":"inauspicious"},{"name":"Chala","start":"00:31","end":"01:52","startHours":24.516547936873337,"endHours":25.873716100140683,"quality":"neutral"},{"name":"Labha","start":"01:52","end":"03:14","startHours":25.873716100140683,"endHours":27.230884263408033,"quality":"auspicious"},{"name":"Amṛta","start":"03:14","end":"04:35","startHours":27.230884263408033,"endHours":28.588052426675382,"quality":"auspicious"},{"name":"Kāla","start":"04:35","end":"05:57","startHours":28.588052426675382,"endHours":29.94522058994273,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:57","end":"06:57","startHours":5.9452205899427275,"endHours":6.9452205899427275,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:57","end":"07:57","startHours":6.9452205899427275,"endHours":7.9452205899427275,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:57","end":"08:57","startHours":7.9452205899427275,"endHours":8.945220589942728,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:57","end":"09:57","startHours":8.945220589942728,"endHours":9.945220589942728,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:57","end":"10:57","startHours":9.945220589942728,"endHours":10.945220589942728,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:57","end":"11:57","startHours":10.945220589942728,"endHours":11.945220589942728,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:57","end":"12:57","startHours":11.945220589942728,"endHours":12.945220589942728,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:57","end":"13:57","startHours":12.945220589942728,"endHours":13.945220589942728,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:57","end":"14:57","startHours":13.945220589942728,"endHours":14.945220589942728,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:57","end":"15:57","startHours":14.945220589942728,"endHours":15.945220589942728,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:57","end":"16:57","startHours":15.945220589942728,"endHours":16.94522058994273,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:57","end":"17:57","startHours":16.94522058994273,"endHours":17.94522058994273,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:57","end":"18:57","startHours":17.94522058994273,"endHours":18.94522058994273,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:57","end":"19:57","startHours":18.94522058994273,"endHours":19.94522058994273,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:57","end":"20:57","startHours":19.94522058994273,"endHours":20.94522058994273,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:57","end":"21:57","startHours":20.94522058994273,"endHours":21.94522058994273,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:57","end":"22:57","startHours":21.94522058994273,"endHours":22.94522058994273,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:57","end":"23:57","startHours":22.94522058994273,"endHours":23.94522058994273,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:57","end":"00:57","startHours":23.94522058994273,"endHours":24.94522058994273,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:57","end":"01:57","startHours":24.94522058994273,"endHours":25.94522058994273,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:57","end":"02:57","startHours":25.94522058994273,"endHours":26.94522058994273,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:57","end":"03:57","startHours":26.94522058994273,"endHours":27.94522058994273,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:57","end":"04:57","startHours":27.94522058994273,"endHours":28.94522058994273,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:57","end":"05:57","startHours":28.94522058994273,"endHours":29.94522058994273,"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":-11.906856431465233,"eotMinutes":-14.434876212400278,"ayanamsa":25.8664}},"calendars":{"vikram_samvat":2201,"vikram_samvatsara":"Piṅgala","saka_samvat":2066,"saka_samvatsara":"Krodhi","bengali_samvat":1551,"malayalam_era":1320,"nanakshahi_year":675,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","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":"Māgha Śukla Caturdaśī · Vikram 2201 Piṅgala · Śaka 2066 Krodhi"},"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 February 18, 2144 CE · Perth, Australia · Vidhyamitra","description":"February 18, 2144 CE for Perth, Australia: Śukla Caturdaśī, sūryodaya 05:57, sūryāsta 19:05.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2144-02-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2144-02-18","sa":"https://sa.vidhyamitra.com/city/perth/2144-02-18","hi":"https://hi.vidhyamitra.com/city/perth/2144-02-18","x-default":"https://vidhyamitra.com/city/perth/2144-02-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T23:31:08.371Z","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":"2026-06-01T23:31:08.371Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T23:31:08.371Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}