{"id":"vidhyamitra:city-day:perth:2108-11-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2108-11-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2108-11-18","date_display":"November 18, 2108 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":2108,"month":11,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2491312.770833,"kali_year":5210,"ahargana":1902847.2708,"sun":{"sidereal_longitude":209.5762,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":22.0952,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":172.519,"elapsed_within_tithi_degrees":4.519},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":22.0952,"elapsed_within_degrees":8.7619},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.6714},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2108,"month":11,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2491312.770833,"ahargana":1902847.2708,"kali_year":5210,"ayanamsa_lahiri":25.374,"grahas":{"sun":{"sidereal_longitude":210.44088899999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":22.997589000000005,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false,"latitude":-3.13},"mars":{"sidereal_longitude":254.64298899999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":219.707989,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":88.318489,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":true},"venus":{"sidereal_longitude":184.553489,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":268.30108900000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":157.9944,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":337.9944,"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":2108,"month":11,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2491312.770833,"kali_year":5210,"ahargana":1902847.2708,"sun":{"sidereal_longitude":209.5762,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":22.0952,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":172.519,"elapsed_within_tithi_degrees":4.519},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":22.0952,"elapsed_within_degrees":8.7619},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.6714},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.13,"elongation":172.519},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.13,"opposition_distance":7.481}},"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":"18:57","solarNoonLocal":"12:02","dayLengthHours":13.815659937942563,"dayLengthDisplay":"13 Hours 48 Mins 56 Secs","nightLengthDisplay":"10 Hours 11 Mins 04 Secs","moonriseLocal":"18:14","moonsetLocal":"04:51","rahuKala":{"name":"Rāhu Kāla","start":"17:13","end":"18:57","startHours":17.220042131414626,"endHours":18.946999623657447,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:02","end":"13:46","startHours":12.039169654686166,"endHours":13.766127146928987,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:30","end":"17:13","startHours":15.493084639171808,"endHours":17.220042131414626,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:21","end":"08:49","startHours":8.354993671234816,"endHours":8.815515669166235,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:42","end":"06:05","startHours":5.706992183129159,"endHours":6.075409781474294,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:35","end":"12:30","startHours":11.578647656754747,"endHours":12.499691652617585,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:17","end":"04:13","startHours":3.2892516939892102,"endHours":4.210295689852048,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:59","end":"05:08","startHours":3.9800346908863387,"endHours":5.131339685714885,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:16","startHours":14.341779644343259,"endHours":15.262823640206095,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:45","end":"19:09","startHours":18.746999623657448,"endHours":19.146999623657447,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:57","end":"19:31","startHours":18.946999623657447,"endHours":19.522652121071722,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:42","end":"20:27","startHours":18.696999623657447,"endHours":20.446999623657447,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:35","end":"00:30","startHours":23.578647656754747,"endHours":24.499691652617585,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:08","end":"06:51","startHours":5.131339685714885,"endHours":6.858297177957706,"quality":"inauspicious"},{"name":"Chala","start":"06:51","end":"08:35","startHours":6.858297177957706,"endHours":8.585254670200527,"quality":"neutral"},{"name":"Labha","start":"08:35","end":"10:19","startHours":8.585254670200527,"endHours":10.312212162443346,"quality":"auspicious"},{"name":"Amṛta","start":"10:19","end":"12:02","startHours":10.312212162443346,"endHours":12.039169654686166,"quality":"auspicious"},{"name":"Kāla","start":"12:02","end":"13:46","startHours":12.039169654686166,"endHours":13.766127146928987,"quality":"inauspicious"},{"name":"Śubha","start":"13:46","end":"15:30","startHours":13.766127146928987,"endHours":15.493084639171808,"quality":"auspicious"},{"name":"Roga","start":"15:30","end":"17:13","startHours":15.493084639171808,"endHours":17.220042131414626,"quality":"inauspicious"},{"name":"Udveg","start":"17:13","end":"18:57","startHours":17.220042131414626,"endHours":18.946999623657447,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:57","end":"20:13","startHours":18.946999623657447,"endHours":20.220042131414626,"quality":"auspicious"},{"name":"Roga","start":"20:13","end":"21:30","startHours":20.220042131414626,"endHours":21.493084639171805,"quality":"inauspicious"},{"name":"Udveg","start":"21:30","end":"22:46","startHours":21.493084639171805,"endHours":22.766127146928987,"quality":"inauspicious"},{"name":"Chala","start":"22:46","end":"00:02","startHours":22.766127146928987,"endHours":24.039169654686166,"quality":"neutral"},{"name":"Labha","start":"00:02","end":"01:19","startHours":24.039169654686166,"endHours":25.312212162443345,"quality":"auspicious"},{"name":"Amṛta","start":"01:19","end":"02:35","startHours":25.312212162443345,"endHours":26.585254670200527,"quality":"auspicious"},{"name":"Kāla","start":"02:35","end":"03:51","startHours":26.585254670200527,"endHours":27.858297177957706,"quality":"inauspicious"},{"name":"Śubha","start":"03:51","end":"05:08","startHours":27.858297177957706,"endHours":29.131339685714885,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:08","end":"06:08","startHours":5.131339685714885,"endHours":6.131339685714885,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:08","end":"07:08","startHours":6.131339685714885,"endHours":7.131339685714885,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:08","end":"08:08","startHours":7.131339685714885,"endHours":8.131339685714885,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:08","end":"09:08","startHours":8.131339685714885,"endHours":9.131339685714885,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:08","end":"10:08","startHours":9.131339685714885,"endHours":10.131339685714885,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:08","end":"11:08","startHours":10.131339685714885,"endHours":11.131339685714885,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:08","end":"12:08","startHours":11.131339685714885,"endHours":12.131339685714885,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:08","end":"13:08","startHours":12.131339685714885,"endHours":13.131339685714885,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:08","end":"14:08","startHours":13.131339685714885,"endHours":14.131339685714885,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:08","end":"15:08","startHours":14.131339685714885,"endHours":15.131339685714885,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:08","end":"16:08","startHours":15.131339685714885,"endHours":16.131339685714885,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:08","end":"17:08","startHours":16.131339685714885,"endHours":17.131339685714885,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:08","end":"18:08","startHours":17.131339685714885,"endHours":18.131339685714885,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:08","end":"19:08","startHours":18.131339685714885,"endHours":19.131339685714885,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:08","end":"20:08","startHours":19.131339685714885,"endHours":20.131339685714885,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:08","end":"21:08","startHours":20.131339685714885,"endHours":21.131339685714885,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:08","end":"22:08","startHours":21.131339685714885,"endHours":22.131339685714885,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:08","end":"23:08","startHours":22.131339685714885,"endHours":23.131339685714885,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:08","end":"00:08","startHours":23.131339685714885,"endHours":24.131339685714885,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:08","end":"01:08","startHours":24.131339685714885,"endHours":25.131339685714885,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:08","end":"02:08","startHours":25.131339685714885,"endHours":26.131339685714885,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:08","end":"03:08","startHours":26.131339685714885,"endHours":27.131339685714885,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:08","end":"04:08","startHours":27.131339685714885,"endHours":28.131339685714885,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:08","end":"05:08","startHours":28.131339685714885,"endHours":29.131339685714885,"planetary_lord":"Jupiter"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-19.208993372116364,"eotMinutes":14.207820718830007,"ayanamsa":25.374}},"calendars":{"vikram_samvat":2165,"vikram_samvatsara":"Vṛṣa","saka_samvat":2030,"saka_samvatsara":"Vibhava","bengali_samvat":1515,"malayalam_era":1284,"nanakshahi_year":639,"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 Pūrṇimā · Vikram 2165 Vṛṣa · Śaka 2030 Vibhava"},"festivals":[{"id":"kartik-purnima","name":"Kārtika Pūrṇimā / Tripurī Pūrṇimā","name_sanskrit":"कार्तिक पूर्णिमा","tradition":"Pan-Hindu","significance":"Day Mahābhārata war began (4 Oct 3138 BCE). Śiva destroyed Tripurāsura.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Kārtika"},"precedence":2,"historical_anchor":{"event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","date_julian":"-3137-10-04","location":"Kurukṣetra"}},{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi_ingress":"Vṛścika"},"precedence":5}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","relevance":0.5}]},"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, 2108 CE · Perth, Australia · Vidhyamitra","description":"November 18, 2108 CE for Perth, Australia: Śukla Pūrṇimā, sūryodaya 05:08, sūryāsta 18:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2108-11-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2108-11-18","sa":"https://sa.vidhyamitra.com/city/perth/2108-11-18","hi":"https://hi.vidhyamitra.com/city/perth/2108-11-18","x-default":"https://vidhyamitra.com/city/perth/2108-11-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T23:29:43.797Z","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":"2026-06-01T23:29:43.797Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T23:29:43.797Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}