{"id":"vidhyamitra:city-day:perth:2172-09-24:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2172-09-24","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2172-09-24","date_display":"September 24, 2172 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":2172,"month":9,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514633.770833,"kali_year":5274,"ahargana":1926168.2708,"sun":{"sidereal_longitude":154.2494,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":229.3317,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":75.0824,"elapsed_within_tithi_degrees":3.0824},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":229.3317,"elapsed_within_degrees":2.6651},"yoga":{"number":2,"name":"Prīti","sum_longitude":23.5811},"karana":{"half_tithi_index":12,"name":"Gara"},"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":2172,"month":9,"day":24,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2514633.770833,"ahargana":1926168.2708,"kali_year":5274,"ayanamsa_lahiri":26.2659,"grahas":{"sun":{"sidereal_longitude":155.40855499999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":230.87925500000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false,"latitude":-3.2893},"mars":{"sidereal_longitude":221.08815500000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":179.13665500000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":199.11105499999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":120.29835500000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":329.3103550000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":2.3356,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":182.3356,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","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":2172,"month":9,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514633.770833,"kali_year":5274,"ahargana":1926168.2708,"sun":{"sidereal_longitude":154.2494,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":229.3317,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":75.0824,"elapsed_within_tithi_degrees":3.0824},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":229.3317,"elapsed_within_degrees":2.6651},"yoga":{"number":2,"name":"Prīti","sum_longitude":23.5811},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.289,"elongation":75.082},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.289,"opposition_distance":104.918}},"eclipse_window_40days":[{"offset_days":8,"type":"lunar","occurs":true,"moon_latitude":-1.458,"opposition_distance":0.906}]},"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":"06:02","sunsetLocal":"18:13","solarNoonLocal":"12:08","dayLengthHours":12.18629589412036,"dayLengthDisplay":"12 Hours 11 Mins 11 Secs","nightLengthDisplay":"11 Hours 48 Mins 49 Secs","moonriseLocal":"10:06","moonsetLocal":"00:14","rahuKala":{"name":"Rāhu Kāla","start":"13:39","end":"15:11","startHours":13.652701813535405,"endHours":15.175988800300448,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:02","end":"07:34","startHours":6.036266879710179,"endHours":7.559553866475223,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:05","end":"10:36","startHours":9.082840853240269,"endHours":10.606127840005314,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:17","startHours":8.879735921671596,"endHours":9.285945784808941,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:33","end":"06:52","startHours":6.54402920863186,"endHours":6.868997099141737,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:32","startHours":11.723204963633014,"endHours":12.535624689907705,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:25","end":"05:13","startHours":4.411427427160797,"endHours":5.223847153435488,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:01","end":"06:02","startHours":5.020742221866816,"endHours":6.036266879710179,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:58","startHours":14.160464142457084,"endHours":14.972883868731774,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:01","end":"18:25","startHours":18.02256277383054,"endHours":18.42256277383054,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:13","end":"18:44","startHours":18.22256277383054,"endHours":18.73032510275222,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:58","end":"19:43","startHours":17.97256277383054,"endHours":19.72256277383054,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:32","startHours":23.723204963633012,"endHours":24.535624689907703,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:02","end":"07:34","startHours":6.036266879710179,"endHours":7.559553866475223,"quality":"auspicious"},{"name":"Roga","start":"07:34","end":"09:05","startHours":7.559553866475223,"endHours":9.082840853240269,"quality":"inauspicious"},{"name":"Udveg","start":"09:05","end":"10:36","startHours":9.082840853240269,"endHours":10.606127840005314,"quality":"inauspicious"},{"name":"Chala","start":"10:36","end":"12:08","startHours":10.606127840005314,"endHours":12.129414826770358,"quality":"neutral"},{"name":"Labha","start":"12:08","end":"13:39","startHours":12.129414826770358,"endHours":13.652701813535405,"quality":"auspicious"},{"name":"Amṛta","start":"13:39","end":"15:11","startHours":13.652701813535405,"endHours":15.175988800300448,"quality":"auspicious"},{"name":"Kāla","start":"15:11","end":"16:42","startHours":15.175988800300448,"endHours":16.699275787065492,"quality":"inauspicious"},{"name":"Śubha","start":"16:42","end":"18:13","startHours":16.699275787065492,"endHours":18.22256277383054,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:13","end":"19:42","startHours":18.22256277383054,"endHours":19.699275787065496,"quality":"auspicious"},{"name":"Kāla","start":"19:42","end":"21:11","startHours":19.699275787065496,"endHours":21.17598880030045,"quality":"inauspicious"},{"name":"Śubha","start":"21:11","end":"22:39","startHours":21.17598880030045,"endHours":22.652701813535405,"quality":"auspicious"},{"name":"Roga","start":"22:39","end":"00:08","startHours":22.652701813535405,"endHours":24.129414826770358,"quality":"inauspicious"},{"name":"Udveg","start":"00:08","end":"01:36","startHours":24.129414826770358,"endHours":25.606127840005314,"quality":"inauspicious"},{"name":"Chala","start":"01:36","end":"03:05","startHours":25.606127840005314,"endHours":27.08284085324027,"quality":"neutral"},{"name":"Labha","start":"03:05","end":"04:34","startHours":27.08284085324027,"endHours":28.559553866475227,"quality":"auspicious"},{"name":"Amṛta","start":"04:34","end":"06:02","startHours":28.559553866475227,"endHours":30.03626687971018,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:02","end":"07:02","startHours":6.036266879710179,"endHours":7.036266879710179,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:02","end":"08:02","startHours":7.036266879710179,"endHours":8.03626687971018,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:02","end":"09:02","startHours":8.03626687971018,"endHours":9.03626687971018,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:02","end":"10:02","startHours":9.03626687971018,"endHours":10.03626687971018,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:02","end":"11:02","startHours":10.03626687971018,"endHours":11.03626687971018,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:02","end":"12:02","startHours":11.03626687971018,"endHours":12.03626687971018,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:02","end":"13:02","startHours":12.03626687971018,"endHours":13.03626687971018,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:02","end":"14:02","startHours":13.03626687971018,"endHours":14.03626687971018,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:02","end":"15:02","startHours":14.03626687971018,"endHours":15.03626687971018,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:02","end":"16:02","startHours":15.03626687971018,"endHours":16.03626687971018,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:02","end":"17:02","startHours":16.03626687971018,"endHours":17.03626687971018,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:02","end":"18:02","startHours":17.03626687971018,"endHours":18.03626687971018,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:02","end":"19:02","startHours":18.03626687971018,"endHours":19.03626687971018,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:02","end":"20:02","startHours":19.03626687971018,"endHours":20.03626687971018,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:02","end":"21:02","startHours":20.03626687971018,"endHours":21.03626687971018,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:02","end":"22:02","startHours":21.03626687971018,"endHours":22.03626687971018,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:02","end":"23:02","startHours":22.03626687971018,"endHours":23.03626687971018,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:02","end":"00:02","startHours":23.03626687971018,"endHours":24.03626687971018,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:02","end":"01:02","startHours":24.03626687971018,"endHours":25.03626687971018,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:02","end":"02:02","startHours":25.03626687971018,"endHours":26.03626687971018,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:02","end":"03:02","startHours":26.03626687971018,"endHours":27.03626687971018,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:02","end":"04:02","startHours":27.03626687971018,"endHours":28.03626687971018,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:02","end":"05:02","startHours":28.03626687971018,"endHours":29.03626687971018,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:02","end":"06:02","startHours":29.03626687971018,"endHours":30.03626687971018,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-East","rahuVasa":"North-West","anandadiYoga":{"name":"Dhvānkṣa","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":-0.6659053021187449,"eotMinutes":8.793110393778392,"ayanamsa":26.2659}},"calendars":{"vikram_samvat":2229,"vikram_samvatsara":"Pārthiva","saka_samvat":2094,"saka_samvatsara":"Aṅgirasa","bengali_samvat":1579,"malayalam_era":1348,"nanakshahi_year":703,"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":"Kanyā (Puraṭṭāsi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Saptamī · Vikram 2229 Pārthiva · Śaka 2094 Aṅgirasa"},"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":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","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 September 24, 2172 CE · Perth, Australia · Vidhyamitra","description":"September 24, 2172 CE for Perth, Australia: Śukla Saptamī, sūryodaya 06:02, sūryāsta 18:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2172-09-24","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2172-09-24","sa":"https://sa.vidhyamitra.com/city/perth/2172-09-24","hi":"https://hi.vidhyamitra.com/city/perth/2172-09-24","x-default":"https://vidhyamitra.com/city/perth/2172-09-24"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T02:33:15.288Z","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":"2026-06-02T02:33:15.288Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T02:33:15.288Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}