{"id":"vidhyamitra:city-day:perth:1909-11-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1909-11-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1909-11-18","date_display":"November 18, 1909 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":1909,"month":11,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418628.770833,"kali_year":5011,"ahargana":1830163.2708,"sun":{"sidereal_longitude":212.1053,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":271.493,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":59.3877,"elapsed_within_tithi_degrees":11.3877},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":271.493,"elapsed_within_degrees":4.8264},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":123.5983},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1909,"month":11,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2418628.770833,"ahargana":1830163.2708,"kali_year":5011,"ayanamsa_lahiri":22.5941,"grahas":{"sun":{"sidereal_longitude":212.478652,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":269.2190519999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false,"latitude":-3.0298},"mars":{"sidereal_longitude":337.826352,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":204.93895199999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":165.94905199999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"venus":{"sidereal_longitude":260.370052,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":355.836652,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":49.1425,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":229.1425,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":1909,"month":11,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418628.770833,"kali_year":5011,"ahargana":1830163.2708,"sun":{"sidereal_longitude":212.1053,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":271.493,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":59.3877,"elapsed_within_tithi_degrees":11.3877},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":271.493,"elapsed_within_degrees":4.8264},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":123.5983},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.03,"elongation":59.388},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.03,"opposition_distance":120.612}},"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":"05:08","sunsetLocal":"18:56","solarNoonLocal":"12:02","dayLengthHours":13.798528086089071,"dayLengthDisplay":"13 Hours 47 Mins 55 Secs","nightLengthDisplay":"10 Hours 12 Mins 05 Secs","moonriseLocal":"08:49","moonsetLocal":"22:50","rahuKala":{"name":"Rāhu Kāla","start":"13:46","end":"15:29","startHours":13.7639856654473,"endHours":15.488801676208432,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:08","end":"06:52","startHours":5.1399056116416295,"endHours":6.864721622402763,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:35","end":"10:19","startHours":8.589537633163896,"endHours":10.314353643925031,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:22","end":"08:49","startHours":8.359562165062414,"endHours":8.819513101265382,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:43","end":"06:05","startHours":5.714844281895341,"endHours":6.082805030857717,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:35","end":"12:30","startHours":11.579218718483197,"endHours":12.499120590889135,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:18","end":"04:13","startHours":3.3001018668297535,"endHours":4.2200037392356915,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:59","end":"05:08","startHours":3.9900282711342068,"endHours":5.1399056116416295,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:16","startHours":14.338924335701012,"endHours":15.258826208106951,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:44","end":"19:08","startHours":18.738433697730702,"endHours":19.1384336977307,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:56","end":"19:31","startHours":18.9384336977307,"endHours":19.513372367984413,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:41","end":"20:26","startHours":18.6884336977307,"endHours":20.4384336977307,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:35","end":"00:30","startHours":23.579218718483197,"endHours":24.499120590889135,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:08","end":"06:52","startHours":5.1399056116416295,"endHours":6.864721622402763,"quality":"auspicious"},{"name":"Roga","start":"06:52","end":"08:35","startHours":6.864721622402763,"endHours":8.589537633163896,"quality":"inauspicious"},{"name":"Udveg","start":"08:35","end":"10:19","startHours":8.589537633163896,"endHours":10.314353643925031,"quality":"inauspicious"},{"name":"Chala","start":"10:19","end":"12:02","startHours":10.314353643925031,"endHours":12.039169654686166,"quality":"neutral"},{"name":"Labha","start":"12:02","end":"13:46","startHours":12.039169654686166,"endHours":13.7639856654473,"quality":"auspicious"},{"name":"Amṛta","start":"13:46","end":"15:29","startHours":13.7639856654473,"endHours":15.488801676208432,"quality":"auspicious"},{"name":"Kāla","start":"15:29","end":"17:13","startHours":15.488801676208432,"endHours":17.213617686969567,"quality":"inauspicious"},{"name":"Śubha","start":"17:13","end":"18:56","startHours":17.213617686969567,"endHours":18.9384336977307,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:56","end":"20:13","startHours":18.9384336977307,"endHours":20.213617686969567,"quality":"auspicious"},{"name":"Kāla","start":"20:13","end":"21:29","startHours":20.213617686969567,"endHours":21.488801676208432,"quality":"inauspicious"},{"name":"Śubha","start":"21:29","end":"22:46","startHours":21.488801676208432,"endHours":22.7639856654473,"quality":"auspicious"},{"name":"Roga","start":"22:46","end":"00:02","startHours":22.7639856654473,"endHours":24.039169654686166,"quality":"inauspicious"},{"name":"Udveg","start":"00:02","end":"01:19","startHours":24.039169654686166,"endHours":25.31435364392503,"quality":"inauspicious"},{"name":"Chala","start":"01:19","end":"02:35","startHours":25.31435364392503,"endHours":26.5895376331639,"quality":"neutral"},{"name":"Labha","start":"02:35","end":"03:52","startHours":26.5895376331639,"endHours":27.864721622402765,"quality":"auspicious"},{"name":"Amṛta","start":"03:52","end":"05:08","startHours":27.864721622402765,"endHours":29.13990561164163,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:08","end":"06:08","startHours":5.1399056116416295,"endHours":6.1399056116416295,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:08","end":"07:08","startHours":6.1399056116416295,"endHours":7.1399056116416295,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:08","end":"08:08","startHours":7.1399056116416295,"endHours":8.13990561164163,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:08","end":"09:08","startHours":8.13990561164163,"endHours":9.13990561164163,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:08","end":"10:08","startHours":9.13990561164163,"endHours":10.13990561164163,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:08","end":"11:08","startHours":10.13990561164163,"endHours":11.13990561164163,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:08","end":"12:08","startHours":11.13990561164163,"endHours":12.13990561164163,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:08","end":"13:08","startHours":12.13990561164163,"endHours":13.13990561164163,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:08","end":"14:08","startHours":13.13990561164163,"endHours":14.13990561164163,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:08","end":"15:08","startHours":14.13990561164163,"endHours":15.13990561164163,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:08","end":"16:08","startHours":15.13990561164163,"endHours":16.13990561164163,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:08","end":"17:08","startHours":16.13990561164163,"endHours":17.13990561164163,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:08","end":"18:08","startHours":17.13990561164163,"endHours":18.13990561164163,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:08","end":"19:08","startHours":18.13990561164163,"endHours":19.13990561164163,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:08","end":"20:08","startHours":19.13990561164163,"endHours":20.13990561164163,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:08","end":"21:08","startHours":20.13990561164163,"endHours":21.13990561164163,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:08","end":"22:08","startHours":21.13990561164163,"endHours":22.13990561164163,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:08","end":"23:08","startHours":22.13990561164163,"endHours":23.13990561164163,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:08","end":"00:08","startHours":23.13990561164163,"endHours":24.13990561164163,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:08","end":"01:08","startHours":24.13990561164163,"endHours":25.13990561164163,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:08","end":"02:08","startHours":25.13990561164163,"endHours":26.13990561164163,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:08","end":"03:08","startHours":26.13990561164163,"endHours":27.13990561164163,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:08","end":"04:08","startHours":27.13990561164163,"endHours":28.13990561164163,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:08","end":"05:08","startHours":28.13990561164163,"endHours":29.13990561164163,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","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":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-19.03179307086684,"eotMinutes":14.207820718830007,"ayanamsa":22.5941}},"calendars":{"vikram_samvat":1966,"vikram_samvatsara":"Dundubhi","saka_samvat":1831,"saka_samvatsara":"Saumya","bengali_samvat":1316,"malayalam_era":1085,"nanakshahi_year":440,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Kārtika","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Pañcamī · Vikram 1966 Dundubhi · Śaka 1831 Saumya"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 November 18, 1909 CE · Perth, Australia · Vidhyamitra","description":"November 18, 1909 CE for Perth, Australia: Śukla Pañcamī, sūryodaya 05:08, sūryāsta 18:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1909-11-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1909-11-18","sa":"https://sa.vidhyamitra.com/city/perth/1909-11-18","hi":"https://hi.vidhyamitra.com/city/perth/1909-11-18","x-default":"https://vidhyamitra.com/city/perth/1909-11-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T08:21:56.278Z","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":"2026-06-02T08:21:56.278Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T08:21:56.278Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}