{"id":"vidhyamitra:city-day:perth:2139-10-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2139-10-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2139-10-09","date_display":"October 9, 2139 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":2139,"month":10,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502594.770833,"kali_year":5241,"ahargana":1914129.2708,"sun":{"sidereal_longitude":168.5214,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":2.1415,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":193.6201,"elapsed_within_tithi_degrees":1.6201},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":2.1415,"elapsed_within_degrees":2.1415},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":170.6629},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2139,"month":10,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502594.770833,"ahargana":1914129.2708,"kali_year":5241,"ayanamsa_lahiri":25.8055,"grahas":{"sun":{"sidereal_longitude":169.604734,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"moon":{"sidereal_longitude":4.083733999999993,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":4.4553},"mars":{"sidereal_longitude":117.17573400000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":184.60453400000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":274.725234,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":191.31783399999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":283.911934,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":280.2198,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":100.2198,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"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":2139,"month":10,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502594.770833,"kali_year":5241,"ahargana":1914129.2708,"sun":{"sidereal_longitude":168.5214,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":2.1415,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":193.6201,"elapsed_within_tithi_degrees":1.6201},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":2.1415,"elapsed_within_degrees":2.1415},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":170.6629},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.455,"elongation":166.38},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.455,"opposition_distance":13.62}},"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":"05:44","sunsetLocal":"18:22","solarNoonLocal":"12:03","dayLengthHours":12.638761457108377,"dayLengthDisplay":"12 Hours 38 Mins 20 Secs","nightLengthDisplay":"11 Hours 21 Mins 40 Secs","moonriseLocal":"19:27","moonsetLocal":"06:35","rahuKala":{"name":"Rāhu Kāla","start":"10:28","end":"12:03","startHours":10.471271679229353,"endHours":12.0511168613679,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:13","end":"16:47","startHours":15.210807225644995,"endHours":16.79065240778354,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:19","end":"08:53","startHours":7.311581314952258,"endHours":8.891426497090805,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:41","end":"09:06","startHours":8.680780472805667,"endHours":9.102072521375945,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:16","end":"06:36","startHours":6.258351193526561,"endHours":6.595384832382784,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:28","startHours":11.62982481279762,"endHours":12.47240890993818,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:03","end":"04:53","startHours":4.046567938532595,"endHours":4.8891520356731535,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:41","end":"05:44","startHours":4.678506011388014,"endHours":5.731736132813712,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:00","startHours":14.157577104219296,"endHours":15.000161201359855,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:10","end":"18:34","startHours":18.17049758992209,"endHours":18.570497589922088,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:22","end":"18:54","startHours":18.37049758992209,"endHours":18.897112650634938,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:07","end":"19:52","startHours":18.12049758992209,"endHours":19.87049758992209,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:28","startHours":23.629824812797622,"endHours":24.47240890993818,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:44","end":"07:19","startHours":5.731736132813712,"endHours":7.311581314952258,"quality":"neutral"},{"name":"Labha","start":"07:19","end":"08:53","startHours":7.311581314952258,"endHours":8.891426497090805,"quality":"auspicious"},{"name":"Amṛta","start":"08:53","end":"10:28","startHours":8.891426497090805,"endHours":10.471271679229353,"quality":"auspicious"},{"name":"Kāla","start":"10:28","end":"12:03","startHours":10.471271679229353,"endHours":12.0511168613679,"quality":"inauspicious"},{"name":"Śubha","start":"12:03","end":"13:38","startHours":12.0511168613679,"endHours":13.630962043506447,"quality":"auspicious"},{"name":"Roga","start":"13:38","end":"15:13","startHours":13.630962043506447,"endHours":15.210807225644995,"quality":"inauspicious"},{"name":"Udveg","start":"15:13","end":"16:47","startHours":15.210807225644995,"endHours":16.79065240778354,"quality":"inauspicious"},{"name":"Chala","start":"16:47","end":"18:22","startHours":16.79065240778354,"endHours":18.37049758992209,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:22","end":"19:47","startHours":18.37049758992209,"endHours":19.79065240778354,"quality":"inauspicious"},{"name":"Udveg","start":"19:47","end":"21:13","startHours":19.79065240778354,"endHours":21.210807225644995,"quality":"inauspicious"},{"name":"Chala","start":"21:13","end":"22:38","startHours":21.210807225644995,"endHours":22.630962043506447,"quality":"neutral"},{"name":"Labha","start":"22:38","end":"00:03","startHours":22.630962043506447,"endHours":24.051116861367902,"quality":"auspicious"},{"name":"Amṛta","start":"00:03","end":"01:28","startHours":24.051116861367902,"endHours":25.471271679229353,"quality":"auspicious"},{"name":"Kāla","start":"01:28","end":"02:53","startHours":25.471271679229353,"endHours":26.891426497090805,"quality":"inauspicious"},{"name":"Śubha","start":"02:53","end":"04:19","startHours":26.891426497090805,"endHours":28.311581314952257,"quality":"auspicious"},{"name":"Roga","start":"04:19","end":"05:44","startHours":28.311581314952257,"endHours":29.73173613281371,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:44","end":"06:44","startHours":5.731736132813712,"endHours":6.731736132813712,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:44","end":"07:44","startHours":6.731736132813712,"endHours":7.731736132813712,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:44","end":"08:44","startHours":7.731736132813712,"endHours":8.731736132813712,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:44","end":"09:44","startHours":8.731736132813712,"endHours":9.731736132813712,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:44","end":"10:44","startHours":9.731736132813712,"endHours":10.731736132813712,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:44","end":"11:44","startHours":10.731736132813712,"endHours":11.731736132813712,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:44","end":"12:44","startHours":11.731736132813712,"endHours":12.731736132813712,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:44","end":"13:44","startHours":12.731736132813712,"endHours":13.731736132813712,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:44","end":"14:44","startHours":13.731736132813712,"endHours":14.731736132813712,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:44","end":"15:44","startHours":14.731736132813712,"endHours":15.731736132813712,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:44","end":"16:44","startHours":15.731736132813712,"endHours":16.73173613281371,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:44","end":"17:44","startHours":16.73173613281371,"endHours":17.73173613281371,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:44","end":"18:44","startHours":17.73173613281371,"endHours":18.73173613281371,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:44","end":"19:44","startHours":18.73173613281371,"endHours":19.73173613281371,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:44","end":"20:44","startHours":19.73173613281371,"endHours":20.73173613281371,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:44","end":"21:44","startHours":20.73173613281371,"endHours":21.73173613281371,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:44","end":"22:44","startHours":21.73173613281371,"endHours":22.73173613281371,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:44","end":"23:44","startHours":22.73173613281371,"endHours":23.73173613281371,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:44","end":"00:44","startHours":23.73173613281371,"endHours":24.73173613281371,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:44","end":"01:44","startHours":24.73173613281371,"endHours":25.73173613281371,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:44","end":"02:44","startHours":25.73173613281371,"endHours":26.73173613281371,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:44","end":"03:44","startHours":26.73173613281371,"endHours":27.73173613281371,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:44","end":"04:44","startHours":27.73173613281371,"endHours":28.73173613281371,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:44","end":"05:44","startHours":28.73173613281371,"endHours":29.73173613281371,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","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":"South-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-6.066851422199939,"eotMinutes":13.49098831792595,"ayanamsa":25.8055}},"calendars":{"vikram_samvat":2196,"vikram_samvatsara":"Paridhāvi","saka_samvat":2061,"saka_samvatsara":"Vikāri","bengali_samvat":1546,"malayalam_era":1315,"nanakshahi_year":670,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Dvitīyā · Vikram 2196 Paridhāvi · Śaka 2061 Vikāri"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 October 9, 2139 CE · Perth, Australia · Vidhyamitra","description":"October 9, 2139 CE for Perth, Australia: Kṛṣṇa Dvitīyā, sūryodaya 05:44, sūryāsta 18:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2139-10-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2139-10-09","sa":"https://sa.vidhyamitra.com/city/perth/2139-10-09","hi":"https://hi.vidhyamitra.com/city/perth/2139-10-09","x-default":"https://vidhyamitra.com/city/perth/2139-10-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-26T19:44:10.880Z","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":"2026-05-26T19:44:10.880Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-26T19:44:10.880Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}