{"id":"vidhyamitra:city-day:perth:2002-09-24:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2002-09-24","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-09-24","date_display":"September 24, 2002 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":2002,"month":9,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452541.770833,"kali_year":5104,"ahargana":1864076.2708,"sun":{"sidereal_longitude":156.1929,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":5.8488,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":209.6559,"elapsed_within_tithi_degrees":5.6559},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":5.8488,"elapsed_within_degrees":5.8488},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":162.0418},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"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":2002,"month":9,"day":24,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452541.770833,"ahargana":1864076.2708,"kali_year":5104,"ayanamsa_lahiri":23.8911,"grahas":{"sun":{"sidereal_longitude":156.940426,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":3.6994260000000168,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":-3.2582},"mars":{"sidereal_longitude":142.28412600000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":164.80892600000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":106.93712599999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":196.99962600000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":64.83972599999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":52.2686,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":232.2686,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2002,"month":9,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452541.770833,"kali_year":5104,"ahargana":1864076.2708,"sun":{"sidereal_longitude":156.1929,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":5.8488,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":209.6559,"elapsed_within_tithi_degrees":5.6559},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":5.8488,"elapsed_within_degrees":5.8488},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":162.0418},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.258,"elongation":150.344},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.258,"opposition_distance":29.656}},"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":"06:03","sunsetLocal":"18:13","solarNoonLocal":"12:08","dayLengthHours":12.15840691438829,"dayLengthDisplay":"12 Hours 09 Mins 30 Secs","nightLengthDisplay":"11 Hours 50 Mins 30 Secs","moonriseLocal":"20:19","moonsetLocal":"07:31","rahuKala":{"name":"Rāhu Kāla","start":"15:10","end":"16:41","startHours":15.169016555367431,"endHours":16.688817419665966,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:05","end":"10:37","startHours":9.089813098173286,"endHours":10.609613962471823,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:08","end":"13:39","startHours":12.129414826770358,"endHours":13.649215691068896,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:18","startHours":8.887172982933482,"endHours":9.29245321341309,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:33","end":"06:53","startHours":6.556811657675725,"endHours":6.881035842059413,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:32","startHours":11.72413459629075,"endHours":12.53469505724997,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:26","end":"05:14","startHours":4.429090447657774,"endHours":5.239650908616994,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:02","end":"06:03","startHours":5.037010793377188,"endHours":6.050211369576213,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:58","startHours":14.155815979168409,"endHours":14.966376440127629,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:01","end":"18:25","startHours":18.008618283964505,"endHours":18.408618283964504,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:13","end":"18:43","startHours":18.208618283964505,"endHours":18.715218572064018,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:58","end":"19:43","startHours":17.958618283964505,"endHours":19.708618283964505,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:32","startHours":23.72413459629075,"endHours":24.534695057249966,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:03","end":"07:34","startHours":6.050211369576213,"endHours":7.570012233874749,"quality":"inauspicious"},{"name":"Udveg","start":"07:34","end":"09:05","startHours":7.570012233874749,"endHours":9.089813098173286,"quality":"inauspicious"},{"name":"Chala","start":"09:05","end":"10:37","startHours":9.089813098173286,"endHours":10.609613962471823,"quality":"neutral"},{"name":"Labha","start":"10:37","end":"12:08","startHours":10.609613962471823,"endHours":12.129414826770358,"quality":"auspicious"},{"name":"Amṛta","start":"12:08","end":"13:39","startHours":12.129414826770358,"endHours":13.649215691068896,"quality":"auspicious"},{"name":"Kāla","start":"13:39","end":"15:10","startHours":13.649215691068896,"endHours":15.169016555367431,"quality":"inauspicious"},{"name":"Śubha","start":"15:10","end":"16:41","startHours":15.169016555367431,"endHours":16.688817419665966,"quality":"auspicious"},{"name":"Roga","start":"16:41","end":"18:13","startHours":16.688817419665966,"endHours":18.208618283964505,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:13","end":"19:41","startHours":18.208618283964505,"endHours":19.68881741966597,"quality":"inauspicious"},{"name":"Śubha","start":"19:41","end":"21:10","startHours":19.68881741966597,"endHours":21.16901655536743,"quality":"auspicious"},{"name":"Roga","start":"21:10","end":"22:39","startHours":21.16901655536743,"endHours":22.649215691068896,"quality":"inauspicious"},{"name":"Udveg","start":"22:39","end":"00:08","startHours":22.649215691068896,"endHours":24.129414826770358,"quality":"inauspicious"},{"name":"Chala","start":"00:08","end":"01:37","startHours":24.129414826770358,"endHours":25.609613962471823,"quality":"neutral"},{"name":"Labha","start":"01:37","end":"03:05","startHours":25.609613962471823,"endHours":27.089813098173288,"quality":"auspicious"},{"name":"Amṛta","start":"03:05","end":"04:34","startHours":27.089813098173288,"endHours":28.57001223387475,"quality":"auspicious"},{"name":"Kāla","start":"04:34","end":"06:03","startHours":28.57001223387475,"endHours":30.050211369576214,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:03","end":"07:03","startHours":6.050211369576213,"endHours":7.050211369576213,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:03","end":"08:03","startHours":7.050211369576213,"endHours":8.050211369576214,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:03","end":"09:03","startHours":8.050211369576214,"endHours":9.050211369576214,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:03","end":"10:03","startHours":9.050211369576214,"endHours":10.050211369576214,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:03","end":"11:03","startHours":10.050211369576214,"endHours":11.050211369576214,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:03","end":"12:03","startHours":11.050211369576214,"endHours":12.050211369576214,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:03","end":"13:03","startHours":12.050211369576214,"endHours":13.050211369576214,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:03","end":"14:03","startHours":13.050211369576214,"endHours":14.050211369576214,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:03","end":"15:03","startHours":14.050211369576214,"endHours":15.050211369576214,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:03","end":"16:03","startHours":15.050211369576214,"endHours":16.050211369576214,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:03","end":"17:03","startHours":16.050211369576214,"endHours":17.050211369576214,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:03","end":"18:03","startHours":17.050211369576214,"endHours":18.050211369576214,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:03","end":"19:03","startHours":18.050211369576214,"endHours":19.050211369576214,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:03","end":"20:03","startHours":19.050211369576214,"endHours":20.050211369576214,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:03","end":"21:03","startHours":20.050211369576214,"endHours":21.050211369576214,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:03","end":"22:03","startHours":21.050211369576214,"endHours":22.050211369576214,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:03","end":"23:03","startHours":22.050211369576214,"endHours":23.050211369576214,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:03","end":"00:03","startHours":23.050211369576214,"endHours":24.050211369576214,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:03","end":"01:03","startHours":24.050211369576214,"endHours":25.050211369576214,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:03","end":"02:03","startHours":25.050211369576214,"endHours":26.050211369576214,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:03","end":"03:03","startHours":26.050211369576214,"endHours":27.050211369576214,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:03","end":"04:03","startHours":27.050211369576214,"endHours":28.050211369576214,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:03","end":"05:03","startHours":28.050211369576214,"endHours":29.050211369576214,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:03","end":"06:03","startHours":29.050211369576214,"endHours":30.050211369576214,"planetary_lord":"Saturn"}],"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":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"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":-0.3307151092886913,"eotMinutes":8.793110393778392,"ayanamsa":23.8911}},"calendars":{"vikram_samvat":2059,"vikram_samvatsara":"Manmatha","saka_samvat":1924,"saka_samvatsara":"Citrabhānu","bengali_samvat":1409,"malayalam_era":1178,"nanakshahi_year":533,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Tṛtīyā · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"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":"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":[{"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 September 24, 2002 CE · Perth, Australia · Vidhyamitra","description":"September 24, 2002 CE for Perth, Australia: Kṛṣṇa Tṛtīyā, sūryodaya 06:03, sūryāsta 18:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2002-09-24","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2002-09-24","sa":"https://sa.vidhyamitra.com/city/perth/2002-09-24","hi":"https://hi.vidhyamitra.com/city/perth/2002-09-24","x-default":"https://vidhyamitra.com/city/perth/2002-09-24"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T23:25:07.941Z","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":"2026-05-16T23:25:07.941Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T23:25:07.941Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}