{"id":"vidhyamitra:city-day:perth:2140-10-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2140-10-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2140-10-11","date_display":"October 11, 2140 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":2140,"month":10,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502962.770833,"kali_year":5242,"ahargana":1914497.2708,"sun":{"sidereal_longitude":171.2288,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":173.9859,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":2.7571,"elapsed_within_tithi_degrees":2.7571},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":173.9859,"elapsed_within_degrees":0.6526},"yoga":{"number":26,"name":"Indra","sum_longitude":345.2147},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"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":2140,"month":10,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502962.770833,"ahargana":1914497.2708,"kali_year":5242,"ayanamsa_lahiri":25.8195,"grahas":{"sun":{"sidereal_longitude":172.31267300000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"moon":{"sidereal_longitude":173.394773,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false,"latitude":-4.4927},"mars":{"sidereal_longitude":229.66947300000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":154.00537299999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":310.97287299999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":139.36927300000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":295.837173,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":260.7214,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":80.7214,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":2140,"month":10,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502962.770833,"kali_year":5242,"ahargana":1914497.2708,"sun":{"sidereal_longitude":171.2288,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":173.9859,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":2.7571,"elapsed_within_tithi_degrees":2.7571},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":173.9859,"elapsed_within_degrees":0.6526},"yoga":{"number":26,"name":"Indra","sum_longitude":345.2147},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.493,"elongation":2.757},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.493,"opposition_distance":177.243}},"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":"05:41","sunsetLocal":"18:24","solarNoonLocal":"12:03","dayLengthHours":12.727314425597406,"dayLengthDisplay":"12 Hours 43 Mins 38 Secs","nightLengthDisplay":"11 Hours 16 Mins 22 Secs","moonriseLocal":"05:45","moonsetLocal":"18:29","rahuKala":{"name":"Rāhu Kāla","start":"15:13","end":"16:49","startHours":15.224689039795514,"endHours":16.815603342995193,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:52","end":"10:27","startHours":8.861031826996811,"endHours":10.451946130196488,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:03","end":"13:38","startHours":12.042860433396164,"endHours":13.63377473659584,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:04","startHours":8.648909919903522,"endHours":9.073153734090102,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:13","end":"06:33","startHours":6.209507988330686,"endHours":6.54890303967995,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:28","startHours":11.618616619209584,"endHours":12.467104247582744,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:59","end":"04:50","startHours":3.9822279638511398,"endHours":4.8307155922243,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:37","end":"05:41","startHours":4.61859368513101,"endHours":5.6792032205974605,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"15:01","startHours":14.164079504329063,"endHours":15.012567132702223,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:12","end":"18:36","startHours":18.206517646194868,"endHours":18.606517646194867,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:24","end":"18:56","startHours":18.406517646194867,"endHours":18.93682241392809,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:09","end":"19:54","startHours":18.156517646194867,"endHours":19.906517646194867,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:28","startHours":23.618616619209583,"endHours":24.467104247582746,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:41","end":"07:16","startHours":5.6792032205974605,"endHours":7.270117523797136,"quality":"inauspicious"},{"name":"Udveg","start":"07:16","end":"08:52","startHours":7.270117523797136,"endHours":8.861031826996811,"quality":"inauspicious"},{"name":"Chala","start":"08:52","end":"10:27","startHours":8.861031826996811,"endHours":10.451946130196488,"quality":"neutral"},{"name":"Labha","start":"10:27","end":"12:03","startHours":10.451946130196488,"endHours":12.042860433396164,"quality":"auspicious"},{"name":"Amṛta","start":"12:03","end":"13:38","startHours":12.042860433396164,"endHours":13.63377473659584,"quality":"auspicious"},{"name":"Kāla","start":"13:38","end":"15:13","startHours":13.63377473659584,"endHours":15.224689039795514,"quality":"inauspicious"},{"name":"Śubha","start":"15:13","end":"16:49","startHours":15.224689039795514,"endHours":16.815603342995193,"quality":"auspicious"},{"name":"Roga","start":"16:49","end":"18:24","startHours":16.815603342995193,"endHours":18.406517646194867,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:24","end":"19:49","startHours":18.406517646194867,"endHours":19.815603342995193,"quality":"inauspicious"},{"name":"Śubha","start":"19:49","end":"21:13","startHours":19.815603342995193,"endHours":21.224689039795514,"quality":"auspicious"},{"name":"Roga","start":"21:13","end":"22:38","startHours":21.224689039795514,"endHours":22.63377473659584,"quality":"inauspicious"},{"name":"Udveg","start":"22:38","end":"00:03","startHours":22.63377473659584,"endHours":24.042860433396164,"quality":"inauspicious"},{"name":"Chala","start":"00:03","end":"01:27","startHours":24.042860433396164,"endHours":25.45194613019649,"quality":"neutral"},{"name":"Labha","start":"01:27","end":"02:52","startHours":25.45194613019649,"endHours":26.861031826996815,"quality":"auspicious"},{"name":"Amṛta","start":"02:52","end":"04:16","startHours":26.861031826996815,"endHours":28.270117523797136,"quality":"auspicious"},{"name":"Kāla","start":"04:16","end":"05:41","startHours":28.270117523797136,"endHours":29.67920322059746,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:41","end":"06:41","startHours":5.6792032205974605,"endHours":6.6792032205974605,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:41","end":"07:41","startHours":6.6792032205974605,"endHours":7.6792032205974605,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:41","end":"08:41","startHours":7.6792032205974605,"endHours":8.679203220597461,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:41","end":"09:41","startHours":8.679203220597461,"endHours":9.679203220597461,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:41","end":"10:41","startHours":9.679203220597461,"endHours":10.679203220597461,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:41","end":"11:41","startHours":10.679203220597461,"endHours":11.679203220597461,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:41","end":"12:41","startHours":11.679203220597461,"endHours":12.679203220597461,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:41","end":"13:41","startHours":12.679203220597461,"endHours":13.679203220597461,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:41","end":"14:41","startHours":13.679203220597461,"endHours":14.679203220597461,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:41","end":"15:41","startHours":14.679203220597461,"endHours":15.679203220597461,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:41","end":"16:41","startHours":15.679203220597461,"endHours":16.67920322059746,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:41","end":"17:41","startHours":16.67920322059746,"endHours":17.67920322059746,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:41","end":"18:41","startHours":17.67920322059746,"endHours":18.67920322059746,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:41","end":"19:41","startHours":18.67920322059746,"endHours":19.67920322059746,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:41","end":"20:41","startHours":19.67920322059746,"endHours":20.67920322059746,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:41","end":"21:41","startHours":20.67920322059746,"endHours":21.67920322059746,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:41","end":"22:41","startHours":21.67920322059746,"endHours":22.67920322059746,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:41","end":"23:41","startHours":22.67920322059746,"endHours":23.67920322059746,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:41","end":"00:41","startHours":23.67920322059746,"endHours":24.67920322059746,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:41","end":"01:41","startHours":24.67920322059746,"endHours":25.67920322059746,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:41","end":"02:41","startHours":25.67920322059746,"endHours":26.67920322059746,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:41","end":"03:41","startHours":26.67920322059746,"endHours":27.67920322059746,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:41","end":"04:41","startHours":27.67920322059746,"endHours":28.67920322059746,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:41","end":"05:41","startHours":28.67920322059746,"endHours":29.67920322059746,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"North","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-7.110213465253313,"eotMinutes":13.986373996230075,"ayanamsa":25.8195}},"calendars":{"vikram_samvat":2197,"vikram_samvatsara":"Pramādī","saka_samvat":2062,"saka_samvatsara":"Śārvarī","bengali_samvat":1547,"malayalam_era":1316,"nanakshahi_year":671,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Pratipada · Vikram 2197 Pramādī · Śaka 2062 Śārvarī"},"festivals":[{"id":"sharadiya-navratri-start","name":"Śāradīya Navrātri Start","name_sanskrit":"शारदीय नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī Durgā","significance":"Autumn Navrātri begins; Devī Mahiṣāsura-mardinī worship for 9 nights.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":1}],"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 October 11, 2140 CE · Perth, Australia · Vidhyamitra","description":"October 11, 2140 CE for Perth, Australia: Śukla Pratipada, sūryodaya 05:41, sūryāsta 18:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2140-10-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2140-10-11","sa":"https://sa.vidhyamitra.com/city/perth/2140-10-11","hi":"https://hi.vidhyamitra.com/city/perth/2140-10-11","x-default":"https://vidhyamitra.com/city/perth/2140-10-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T21:51:11.337Z","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":"2026-06-01T21:51:11.337Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T21:51:11.337Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}