{"id":"vidhyamitra:city-day:perth:1983-06-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1983-06-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1983-06-09","date_display":"June 9, 1983 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":1983,"month":6,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445494.770833,"kali_year":5085,"ahargana":1857029.2708,"sun":{"sidereal_longitude":53.9085,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":25.2522,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":331.3438,"elapsed_within_tithi_degrees":7.3438},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4,"moon_longitude":25.2522,"elapsed_within_degrees":11.9189},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":79.1607},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"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":1983,"month":6,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445494.770833,"ahargana":1857029.2708,"kali_year":5085,"ayanamsa_lahiri":23.6216,"grahas":{"sun":{"sidereal_longitude":54.04797400000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":25.559573999999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false,"latitude":-2.9148},"mars":{"sidereal_longitude":52.81457399999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":30.33217400000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":221.689574,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":99.45827400000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":184.206774,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":65.6526,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":245.6526,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":1983,"month":6,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445494.770833,"kali_year":5085,"ahargana":1857029.2708,"sun":{"sidereal_longitude":53.9085,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":25.2522,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":331.3438,"elapsed_within_tithi_degrees":7.3438},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4,"moon_longitude":25.2522,"elapsed_within_degrees":11.9189},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":79.1607},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.915,"elongation":28.656},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.915,"opposition_distance":151.344}},"eclipse_window_40days":[{"offset_days":16,"type":"lunar","occurs":true,"moon_latitude":-0.167,"opposition_distance":2.137}]},"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":"07:12","sunsetLocal":"17:19","solarNoonLocal":"12:16","dayLengthHours":10.113804149867981,"dayLengthDisplay":"10 Hours 06 Mins 50 Secs","nightLengthDisplay":"13 Hours 53 Mins 10 Secs","moonriseLocal":"05:04","moonsetLocal":"15:39","rahuKala":{"name":"Rāhu Kāla","start":"13:31","end":"14:47","startHours":13.523568326780996,"endHours":14.787793845514495,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:12","end":"08:28","startHours":7.202440733113509,"endHours":8.466666251847005,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:44","end":"11:00","startHours":9.730891770580504,"endHours":10.995117289314003,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:34","end":"09:54","startHours":9.562328368082705,"endHours":9.899455173078303,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:37","end":"07:54","startHours":7.623849239358008,"endHours":7.893550683354487,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:36","startHours":11.9222160030519,"endHours":12.596469613043098,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:51","end":"06:32","startHours":5.853933513131111,"endHours":6.52818712312231,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:22","end":"07:12","startHours":6.35962372062451,"endHours":7.202440733113509,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:37","startHours":13.944976833025496,"endHours":14.619230443016695,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.11624488298149,"endHours":17.51624488298149,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:44","startHours":17.31624488298149,"endHours":17.73765338922599,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.06624488298149,"endHours":18.81624488298149,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:36","startHours":23.9222160030519,"endHours":24.596469613043098,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:12","end":"08:28","startHours":7.202440733113509,"endHours":8.466666251847005,"quality":"auspicious"},{"name":"Roga","start":"08:28","end":"09:44","startHours":8.466666251847005,"endHours":9.730891770580504,"quality":"inauspicious"},{"name":"Udveg","start":"09:44","end":"11:00","startHours":9.730891770580504,"endHours":10.995117289314003,"quality":"inauspicious"},{"name":"Chala","start":"11:00","end":"12:16","startHours":10.995117289314003,"endHours":12.2593428080475,"quality":"neutral"},{"name":"Labha","start":"12:16","end":"13:31","startHours":12.2593428080475,"endHours":13.523568326780996,"quality":"auspicious"},{"name":"Amṛta","start":"13:31","end":"14:47","startHours":13.523568326780996,"endHours":14.787793845514495,"quality":"auspicious"},{"name":"Kāla","start":"14:47","end":"16:03","startHours":14.787793845514495,"endHours":16.052019364247993,"quality":"inauspicious"},{"name":"Śubha","start":"16:03","end":"17:19","startHours":16.052019364247993,"endHours":17.31624488298149,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:19","end":"19:03","startHours":17.31624488298149,"endHours":19.052019364247993,"quality":"auspicious"},{"name":"Kāla","start":"19:03","end":"20:47","startHours":19.052019364247993,"endHours":20.787793845514493,"quality":"inauspicious"},{"name":"Śubha","start":"20:47","end":"22:31","startHours":20.787793845514493,"endHours":22.523568326780996,"quality":"auspicious"},{"name":"Roga","start":"22:31","end":"00:16","startHours":22.523568326780996,"endHours":24.2593428080475,"quality":"inauspicious"},{"name":"Udveg","start":"00:16","end":"02:00","startHours":24.2593428080475,"endHours":25.995117289314003,"quality":"inauspicious"},{"name":"Chala","start":"02:00","end":"03:44","startHours":25.995117289314003,"endHours":27.730891770580506,"quality":"neutral"},{"name":"Labha","start":"03:44","end":"05:28","startHours":27.730891770580506,"endHours":29.466666251847005,"quality":"auspicious"},{"name":"Amṛta","start":"05:28","end":"07:12","startHours":29.466666251847005,"endHours":31.20244073311351,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:12","end":"08:12","startHours":7.202440733113509,"endHours":8.202440733113509,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:12","end":"09:12","startHours":8.202440733113509,"endHours":9.202440733113509,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:12","end":"10:12","startHours":9.202440733113509,"endHours":10.202440733113509,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:12","end":"11:12","startHours":10.202440733113509,"endHours":11.202440733113509,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:12","end":"12:12","startHours":11.202440733113509,"endHours":12.202440733113509,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:12","end":"13:12","startHours":12.202440733113509,"endHours":13.202440733113509,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:12","end":"14:12","startHours":13.202440733113509,"endHours":14.202440733113509,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:12","end":"15:12","startHours":14.202440733113509,"endHours":15.202440733113509,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:12","end":"16:12","startHours":15.202440733113509,"endHours":16.20244073311351,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:12","end":"17:12","startHours":16.20244073311351,"endHours":17.20244073311351,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:12","end":"18:12","startHours":17.20244073311351,"endHours":18.20244073311351,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:12","end":"19:12","startHours":18.20244073311351,"endHours":19.20244073311351,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:12","end":"20:12","startHours":19.20244073311351,"endHours":20.20244073311351,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:12","end":"21:12","startHours":20.20244073311351,"endHours":21.20244073311351,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:12","end":"22:12","startHours":21.20244073311351,"endHours":22.20244073311351,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:12","end":"23:12","startHours":22.20244073311351,"endHours":23.20244073311351,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:12","end":"00:12","startHours":23.20244073311351,"endHours":24.20244073311351,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:12","end":"01:12","startHours":24.20244073311351,"endHours":25.20244073311351,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:12","end":"02:12","startHours":25.20244073311351,"endHours":26.20244073311351,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:12","end":"03:12","startHours":26.20244073311351,"endHours":27.20244073311351,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:12","end":"04:12","startHours":27.20244073311351,"endHours":28.20244073311351,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:12","end":"05:12","startHours":28.20244073311351,"endHours":29.20244073311351,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:12","end":"06:12","startHours":29.20244073311351,"endHours":30.20244073311351,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:12","end":"07:12","startHours":30.20244073311351,"endHours":31.20244073311351,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":22.864784524423523,"eotMinutes":0.9974315171499422,"ayanamsa":23.6216}},"calendars":{"vikram_samvat":2040,"vikram_samvatsara":"Dhātṛ","saka_samvat":1905,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1390,"malayalam_era":1159,"nanakshahi_year":514,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Trayodaśī · Vikram 2040 Dhātṛ · Śaka 1905 Rudhirodgāri"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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":[]},"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 June 9, 1983 CE · Perth, Australia · Vidhyamitra","description":"June 9, 1983 CE for Perth, Australia: Kṛṣṇa Trayodaśī, sūryodaya 07:12, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1983-06-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1983-06-09","sa":"https://sa.vidhyamitra.com/city/perth/1983-06-09","hi":"https://hi.vidhyamitra.com/city/perth/1983-06-09","x-default":"https://vidhyamitra.com/city/perth/1983-06-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T20:18:59.438Z","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":"2026-06-01T20:18:59.438Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T20:18:59.438Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}