{"id":"vidhyamitra:city-day:perth:1966-06-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1966-06-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1966-06-15","date_display":"June 15, 1966 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":1966,"month":6,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439291.770833,"kali_year":5068,"ahargana":1850826.2708,"sun":{"sidereal_longitude":59.9794,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":13.0352,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":313.0557,"elapsed_within_tithi_degrees":1.0557},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":13.0352,"elapsed_within_degrees":13.0352},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":73.0146},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1966,"month":6,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2439291.770833,"ahargana":1850826.2708,"kali_year":5068,"ayanamsa_lahiri":23.3844,"grahas":{"sun":{"sidereal_longitude":60.12237399999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":13.210274000000027,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false,"latitude":-1.6319},"mars":{"sidereal_longitude":49.22257400000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":80.37937399999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":75.680274,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":23.65497399999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":336.37827400000003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":34.3174,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":214.3174,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":1966,"month":6,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439291.770833,"kali_year":5068,"ahargana":1850826.2708,"sun":{"sidereal_longitude":59.9794,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":13.0352,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":313.0557,"elapsed_within_tithi_degrees":1.0557},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":13.0352,"elapsed_within_degrees":13.0352},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":73.0146},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.632,"elongation":46.944},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.632,"opposition_distance":133.056}},"eclipse_window_40days":[{"offset_days":-12,"type":"lunar","occurs":true,"moon_latitude":-0.941,"opposition_distance":1.55}]},"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":"07:15","sunsetLocal":"17:19","solarNoonLocal":"12:17","dayLengthHours":10.072434569735378,"dayLengthDisplay":"10 Hours 04 Mins 21 Secs","nightLengthDisplay":"13 Hours 55 Mins 39 Secs","moonriseLocal":"03:41","moonsetLocal":"14:37","rahuKala":{"name":"Rāhu Kāla","start":"12:17","end":"13:32","startHours":12.27917428275552,"endHours":13.538228603972442,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:30","end":"09:46","startHours":8.502011319104753,"endHours":9.761065640321675,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:01","end":"12:17","startHours":11.020119961538597,"endHours":12.27917428275552,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:56","startHours":9.593191730826085,"endHours":9.928939549817263,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:56","startHours":7.662641771626804,"endHours":7.931240026819747,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:37","startHours":11.943426463764341,"endHours":12.614922101746698,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:54","end":"06:34","startHours":5.899965721923112,"endHours":6.571461359905471,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:24","end":"07:15","startHours":6.403587450409882,"endHours":7.24295699788783,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:38","startHours":13.957913377711415,"endHours":14.629409015693774,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.11539156762321,"endHours":17.515391567623208,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:44","startHours":17.31539156762321,"endHours":17.735076341362184,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.06539156762321,"endHours":18.81539156762321,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:37","startHours":23.94342646376434,"endHours":24.6149221017467,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:15","end":"08:30","startHours":7.24295699788783,"endHours":8.502011319104753,"quality":"auspicious"},{"name":"Amṛta","start":"08:30","end":"09:46","startHours":8.502011319104753,"endHours":9.761065640321675,"quality":"auspicious"},{"name":"Kāla","start":"09:46","end":"11:01","startHours":9.761065640321675,"endHours":11.020119961538597,"quality":"inauspicious"},{"name":"Śubha","start":"11:01","end":"12:17","startHours":11.020119961538597,"endHours":12.27917428275552,"quality":"auspicious"},{"name":"Roga","start":"12:17","end":"13:32","startHours":12.27917428275552,"endHours":13.538228603972442,"quality":"inauspicious"},{"name":"Udveg","start":"13:32","end":"14:48","startHours":13.538228603972442,"endHours":14.797282925189364,"quality":"inauspicious"},{"name":"Chala","start":"14:48","end":"16:03","startHours":14.797282925189364,"endHours":16.056337246406287,"quality":"neutral"},{"name":"Labha","start":"16:03","end":"17:19","startHours":16.056337246406287,"endHours":17.31539156762321,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:19","end":"19:03","startHours":17.31539156762321,"endHours":19.056337246406287,"quality":"inauspicious"},{"name":"Chala","start":"19:03","end":"20:48","startHours":19.056337246406287,"endHours":20.797282925189364,"quality":"neutral"},{"name":"Labha","start":"20:48","end":"22:32","startHours":20.797282925189364,"endHours":22.538228603972442,"quality":"auspicious"},{"name":"Amṛta","start":"22:32","end":"00:17","startHours":22.538228603972442,"endHours":24.27917428275552,"quality":"auspicious"},{"name":"Kāla","start":"00:17","end":"02:01","startHours":24.27917428275552,"endHours":26.020119961538597,"quality":"inauspicious"},{"name":"Śubha","start":"02:01","end":"03:46","startHours":26.020119961538597,"endHours":27.761065640321675,"quality":"auspicious"},{"name":"Roga","start":"03:46","end":"05:30","startHours":27.761065640321675,"endHours":29.502011319104753,"quality":"inauspicious"},{"name":"Udveg","start":"05:30","end":"07:15","startHours":29.502011319104753,"endHours":31.24295699788783,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:15","end":"08:15","startHours":7.24295699788783,"endHours":8.24295699788783,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:15","end":"09:15","startHours":8.24295699788783,"endHours":9.24295699788783,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:15","end":"10:15","startHours":9.24295699788783,"endHours":10.24295699788783,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:15","end":"11:15","startHours":10.24295699788783,"endHours":11.24295699788783,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:15","end":"12:15","startHours":11.24295699788783,"endHours":12.24295699788783,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:15","end":"13:15","startHours":12.24295699788783,"endHours":13.24295699788783,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:15","end":"14:15","startHours":13.24295699788783,"endHours":14.24295699788783,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:15","end":"15:15","startHours":14.24295699788783,"endHours":15.24295699788783,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:15","end":"16:15","startHours":15.24295699788783,"endHours":16.24295699788783,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:15","end":"17:15","startHours":16.24295699788783,"endHours":17.24295699788783,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:15","end":"18:15","startHours":17.24295699788783,"endHours":18.24295699788783,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:15","end":"19:15","startHours":18.24295699788783,"endHours":19.24295699788783,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:15","end":"20:15","startHours":19.24295699788783,"endHours":20.24295699788783,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:15","end":"21:15","startHours":20.24295699788783,"endHours":21.24295699788783,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:15","end":"22:15","startHours":21.24295699788783,"endHours":22.24295699788783,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:15","end":"23:15","startHours":22.24295699788783,"endHours":23.24295699788783,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:15","end":"00:15","startHours":23.24295699788783,"endHours":24.24295699788783,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:15","end":"01:15","startHours":24.24295699788783,"endHours":25.24295699788783,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:15","end":"02:15","startHours":25.24295699788783,"endHours":26.24295699788783,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:15","end":"03:15","startHours":26.24295699788783,"endHours":27.24295699788783,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:15","end":"04:15","startHours":27.24295699788783,"endHours":28.24295699788783,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:15","end":"05:15","startHours":28.24295699788783,"endHours":29.24295699788783,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:15","end":"06:15","startHours":29.24295699788783,"endHours":30.24295699788783,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:15","end":"07:15","startHours":30.24295699788783,"endHours":31.24295699788783,"planetary_lord":"Sun"}],"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":"South-West","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":23.277269277774554,"eotMinutes":-0.19245696533128553,"ayanamsa":23.3844}},"calendars":{"vikram_samvat":2023,"vikram_samvatsara":"Siddhārthī","saka_samvat":1888,"saka_samvatsara":"Parābhava","bengali_samvat":1373,"malayalam_era":1142,"nanakshahi_year":497,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Kṛṣṇa Dvādaśī · Vikram 2023 Siddhārthī · Śaka 1888 Parābhava"},"festivals":[{"id":"mithuna-sankranti","name":"Mithuna Saṅkrānti","name_sanskrit":"मिथुन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Gemini.","vrata":false,"detection":{"sun_rashi_ingress":"Mithuna"},"precedence":5}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 June 15, 1966 CE · Perth, Australia · Vidhyamitra","description":"June 15, 1966 CE for Perth, Australia: Kṛṣṇa Dvādaśī, sūryodaya 07:15, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1966-06-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1966-06-15","sa":"https://sa.vidhyamitra.com/city/perth/1966-06-15","hi":"https://hi.vidhyamitra.com/city/perth/1966-06-15","x-default":"https://vidhyamitra.com/city/perth/1966-06-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T17:12:06.993Z","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":"2026-06-01T17:12:06.993Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T17:12:06.993Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}