{"id":"vidhyamitra:city-day:perth:2162-09-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2162-09-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2162-09-13","date_display":"September 13, 2162 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":2162,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2510969.770833,"kali_year":5264,"ahargana":1922504.2708,"sun":{"sidereal_longitude":143.1453,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":191.4522,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":48.307,"elapsed_within_tithi_degrees":0.307},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":191.4522,"elapsed_within_degrees":4.7856},"yoga":{"number":26,"name":"Indra","sum_longitude":334.5975},"karana":{"half_tithi_index":8,"name":"Bava"},"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":2162,"month":9,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2510969.770833,"ahargana":1922504.2708,"kali_year":5264,"ayanamsa_lahiri":26.1258,"grahas":{"sun":{"sidereal_longitude":144.257447,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":195.24904700000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false,"latitude":-0.3933},"mars":{"sidereal_longitude":144.848947,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":125.01734699999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":250.27834699999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"venus":{"sidereal_longitude":143.785147,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":211.096947,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":196.472,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":16.472,"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":2162,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2510969.770833,"kali_year":5264,"ahargana":1922504.2708,"sun":{"sidereal_longitude":143.1453,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":191.4522,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":48.307,"elapsed_within_tithi_degrees":0.307},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":191.4522,"elapsed_within_degrees":4.7856},"yoga":{"number":26,"name":"Indra","sum_longitude":334.5975},"karana":{"half_tithi_index":8,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.393,"elongation":48.307},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.393,"opposition_distance":131.693}},"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":"18:06","solarNoonLocal":"12:12","dayLengthHours":11.813891529118148,"dayLengthDisplay":"11 Hours 48 Mins 50 Secs","nightLengthDisplay":"12 Hours 11 Mins 10 Secs","moonriseLocal":"08:54","moonsetLocal":"22:18","rahuKala":{"name":"Rāhu Kāla","start":"07:46","end":"09:15","startHours":7.7665261610829255,"endHours":9.243262602222694,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:43","end":"12:12","startHours":10.719999043362463,"endHours":12.19673548450223,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:40","end":"15:09","startHours":13.673471925642001,"endHours":15.150208366781769,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:26","startHours":9.046364410070726,"endHours":9.440160794374663,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:47","end":"07:06","startHours":6.78203520032308,"endHours":7.097072307766231,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:48","end":"12:35","startHours":11.802939100198294,"endHours":12.59053186880617,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:43","end":"05:30","startHours":4.714604182727404,"endHours":5.50219695133528,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:18","end":"06:17","startHours":5.305298759183311,"endHours":6.289789719943157,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:57","startHours":14.165717406021923,"endHours":14.953310174629799,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.903681249061307,"endHours":18.303681249061306,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:36","startHours":18.103681249061307,"endHours":18.595926729441228,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.853681249061307,"endHours":19.603681249061307,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:48","end":"00:35","startHours":23.802939100198294,"endHours":24.590531868806174,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:17","end":"07:46","startHours":6.289789719943157,"endHours":7.7665261610829255,"quality":"auspicious"},{"name":"Kāla","start":"07:46","end":"09:15","startHours":7.7665261610829255,"endHours":9.243262602222694,"quality":"inauspicious"},{"name":"Śubha","start":"09:15","end":"10:43","startHours":9.243262602222694,"endHours":10.719999043362463,"quality":"auspicious"},{"name":"Roga","start":"10:43","end":"12:12","startHours":10.719999043362463,"endHours":12.19673548450223,"quality":"inauspicious"},{"name":"Udveg","start":"12:12","end":"13:40","startHours":12.19673548450223,"endHours":13.673471925642001,"quality":"inauspicious"},{"name":"Chala","start":"13:40","end":"15:09","startHours":13.673471925642001,"endHours":15.150208366781769,"quality":"neutral"},{"name":"Labha","start":"15:09","end":"16:38","startHours":15.150208366781769,"endHours":16.626944807921536,"quality":"auspicious"},{"name":"Amṛta","start":"16:38","end":"18:06","startHours":16.626944807921536,"endHours":18.103681249061307,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:06","end":"19:38","startHours":18.103681249061307,"endHours":19.62694480792154,"quality":"neutral"},{"name":"Labha","start":"19:38","end":"21:09","startHours":19.62694480792154,"endHours":21.15020836678177,"quality":"auspicious"},{"name":"Amṛta","start":"21:09","end":"22:40","startHours":21.15020836678177,"endHours":22.673471925642,"quality":"auspicious"},{"name":"Kāla","start":"22:40","end":"00:12","startHours":22.673471925642,"endHours":24.196735484502234,"quality":"inauspicious"},{"name":"Śubha","start":"00:12","end":"01:43","startHours":24.196735484502234,"endHours":25.719999043362463,"quality":"auspicious"},{"name":"Roga","start":"01:43","end":"03:15","startHours":25.719999043362463,"endHours":27.243262602222696,"quality":"inauspicious"},{"name":"Udveg","start":"03:15","end":"04:46","startHours":27.243262602222696,"endHours":28.76652616108293,"quality":"inauspicious"},{"name":"Chala","start":"04:46","end":"06:17","startHours":28.76652616108293,"endHours":30.28978971994316,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:17","end":"07:17","startHours":6.289789719943157,"endHours":7.289789719943157,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:17","end":"08:17","startHours":7.289789719943157,"endHours":8.289789719943158,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:17","end":"09:17","startHours":8.289789719943158,"endHours":9.289789719943158,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:17","end":"10:17","startHours":9.289789719943158,"endHours":10.289789719943158,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:17","end":"11:17","startHours":10.289789719943158,"endHours":11.289789719943158,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:17","end":"12:17","startHours":11.289789719943158,"endHours":12.289789719943158,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:17","end":"13:17","startHours":12.289789719943158,"endHours":13.289789719943158,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:17","end":"14:17","startHours":13.289789719943158,"endHours":14.289789719943158,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:17","end":"15:17","startHours":14.289789719943158,"endHours":15.289789719943158,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:17","end":"16:17","startHours":15.289789719943158,"endHours":16.28978971994316,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:17","end":"17:17","startHours":16.28978971994316,"endHours":17.28978971994316,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:17","end":"18:17","startHours":17.28978971994316,"endHours":18.28978971994316,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:17","end":"19:17","startHours":18.28978971994316,"endHours":19.28978971994316,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:17","end":"20:17","startHours":19.28978971994316,"endHours":20.28978971994316,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:17","end":"21:17","startHours":20.28978971994316,"endHours":21.28978971994316,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:17","end":"22:17","startHours":21.28978971994316,"endHours":22.28978971994316,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:17","end":"23:17","startHours":22.28978971994316,"endHours":23.28978971994316,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:17","end":"00:17","startHours":23.28978971994316,"endHours":24.28978971994316,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:17","end":"01:17","startHours":24.28978971994316,"endHours":25.28978971994316,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:17","end":"02:17","startHours":25.28978971994316,"endHours":26.28978971994316,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:17","end":"03:17","startHours":26.28978971994316,"endHours":27.28978971994316,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:17","end":"04:17","startHours":27.28978971994316,"endHours":28.28978971994316,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:17","end":"05:17","startHours":28.28978971994316,"endHours":29.28978971994316,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:17","end":"06:17","startHours":29.28978971994316,"endHours":30.28978971994316,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":3.809767957087687,"eotMinutes":4.753870929866006,"ayanamsa":26.1258}},"calendars":{"vikram_samvat":2219,"vikram_samvatsara":"Yuva","saka_samvat":2084,"saka_samvatsara":"Dundubhi","bengali_samvat":1569,"malayalam_era":1338,"nanakshahi_year":693,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Pañcamī · Vikram 2219 Yuva · Śaka 2084 Dundubhi"},"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 September 13, 2162 CE · Perth, Australia · Vidhyamitra","description":"September 13, 2162 CE for Perth, Australia: Śukla Pañcamī, sūryodaya 06:17, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2162-09-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2162-09-13","sa":"https://sa.vidhyamitra.com/city/perth/2162-09-13","hi":"https://hi.vidhyamitra.com/city/perth/2162-09-13","x-default":"https://vidhyamitra.com/city/perth/2162-09-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T18:43:48.198Z","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":"2026-06-01T18:43:48.198Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T18:43:48.198Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}