{"id":"vidhyamitra:city-day:perth:2143-06-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2143-06-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2143-06-13","date_display":"June 13, 2143 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":2143,"month":6,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2503937.770833,"kali_year":5245,"ahargana":1915472.2708,"sun":{"sidereal_longitude":55.4264,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":50.7754,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":355.3491,"elapsed_within_tithi_degrees":7.3491},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":50.7754,"elapsed_within_degrees":10.7754},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":106.2018},"karana":{"half_tithi_index":59,"name":"Nāga"},"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":2143,"month":6,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2503937.770833,"ahargana":1915472.2708,"kali_year":5245,"ayanamsa_lahiri":25.8568,"grahas":{"sun":{"sidereal_longitude":55.958020999999974,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":52.23592100000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false,"latitude":-1.6634},"mars":{"sidereal_longitude":66.35652099999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":61.349320999999975,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":47.986920999999995,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":87.80202099999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":338.164721,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":209.0612,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":29.0612,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2143,"month":6,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2503937.770833,"kali_year":5245,"ahargana":1915472.2708,"sun":{"sidereal_longitude":55.4264,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":50.7754,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":355.3491,"elapsed_within_tithi_degrees":7.3491},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":50.7754,"elapsed_within_degrees":10.7754},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":106.2018},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.663,"elongation":4.651},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.663,"opposition_distance":175.349}},"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":"07:14","sunsetLocal":"17:19","solarNoonLocal":"12:16","dayLengthHours":10.081843205485335,"dayLengthDisplay":"10 Hours 04 Mins 55 Secs","nightLengthDisplay":"13 Hours 55 Mins 05 Secs","moonriseLocal":"06:59","moonsetLocal":"17:03","rahuKala":{"name":"Rāhu Kāla","start":"13:32","end":"14:48","startHours":13.532610740708986,"endHours":14.792841141394652,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:14","end":"08:30","startHours":7.231458737280651,"endHours":8.491689137966318,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:45","end":"11:01","startHours":9.751919538651984,"endHours":11.01214993933765,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:35","end":"09:55","startHours":9.583888818560563,"endHours":9.919950258743407,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:39","end":"07:55","startHours":7.651535537509206,"endHours":7.9203846896554815,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:37","startHours":11.936318899840474,"endHours":12.608441780206162,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:53","end":"06:34","startHours":5.8872129765492724,"endHours":6.559335856914962,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:23","end":"07:14","startHours":6.391305136823539,"endHours":7.231458737280651,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:37","startHours":13.952687540937541,"endHours":14.62481042130323,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.113301942765986,"endHours":17.513301942765985,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:44","startHours":17.313301942765985,"endHours":17.733378742994542,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.063301942765985,"endHours":18.813301942765985,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:37","startHours":23.936318899840472,"endHours":24.608441780206164,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:14","end":"08:30","startHours":7.231458737280651,"endHours":8.491689137966318,"quality":"auspicious"},{"name":"Roga","start":"08:30","end":"09:45","startHours":8.491689137966318,"endHours":9.751919538651984,"quality":"inauspicious"},{"name":"Udveg","start":"09:45","end":"11:01","startHours":9.751919538651984,"endHours":11.01214993933765,"quality":"inauspicious"},{"name":"Chala","start":"11:01","end":"12:16","startHours":11.01214993933765,"endHours":12.272380340023318,"quality":"neutral"},{"name":"Labha","start":"12:16","end":"13:32","startHours":12.272380340023318,"endHours":13.532610740708986,"quality":"auspicious"},{"name":"Amṛta","start":"13:32","end":"14:48","startHours":13.532610740708986,"endHours":14.792841141394652,"quality":"auspicious"},{"name":"Kāla","start":"14:48","end":"16:03","startHours":14.792841141394652,"endHours":16.053071542080318,"quality":"inauspicious"},{"name":"Śubha","start":"16:03","end":"17:19","startHours":16.053071542080318,"endHours":17.313301942765985,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:19","end":"19:03","startHours":17.313301942765985,"endHours":19.053071542080318,"quality":"auspicious"},{"name":"Kāla","start":"19:03","end":"20:48","startHours":19.053071542080318,"endHours":20.792841141394653,"quality":"inauspicious"},{"name":"Śubha","start":"20:48","end":"22:32","startHours":20.792841141394653,"endHours":22.532610740708986,"quality":"auspicious"},{"name":"Roga","start":"22:32","end":"00:16","startHours":22.532610740708986,"endHours":24.272380340023318,"quality":"inauspicious"},{"name":"Udveg","start":"00:16","end":"02:01","startHours":24.272380340023318,"endHours":26.01214993933765,"quality":"inauspicious"},{"name":"Chala","start":"02:01","end":"03:45","startHours":26.01214993933765,"endHours":27.751919538651983,"quality":"neutral"},{"name":"Labha","start":"03:45","end":"05:30","startHours":27.751919538651983,"endHours":29.49168913796632,"quality":"auspicious"},{"name":"Amṛta","start":"05:30","end":"07:14","startHours":29.49168913796632,"endHours":31.23145873728065,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.231458737280651,"endHours":8.23145873728065,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.23145873728065,"endHours":9.23145873728065,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.23145873728065,"endHours":10.23145873728065,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.23145873728065,"endHours":11.23145873728065,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.23145873728065,"endHours":12.23145873728065,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.23145873728065,"endHours":13.23145873728065,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.23145873728065,"endHours":14.23145873728065,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.23145873728065,"endHours":15.23145873728065,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.23145873728065,"endHours":16.23145873728065,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.23145873728065,"endHours":17.23145873728065,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.23145873728065,"endHours":18.23145873728065,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.23145873728065,"endHours":19.23145873728065,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.23145873728065,"endHours":20.23145873728065,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.23145873728065,"endHours":21.23145873728065,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.23145873728065,"endHours":22.23145873728065,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.23145873728065,"endHours":23.23145873728065,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.23145873728065,"endHours":24.23145873728065,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.23145873728065,"endHours":25.23145873728065,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.23145873728065,"endHours":26.23145873728065,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.23145873728065,"endHours":27.23145873728065,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.23145873728065,"endHours":28.23145873728065,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.23145873728065,"endHours":29.23145873728065,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.23145873728065,"endHours":30.23145873728065,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.23145873728065,"endHours":31.23145873728065,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":23.18372413740786,"eotMinutes":0.2151795986009022,"ayanamsa":25.8568}},"calendars":{"vikram_samvat":2200,"vikram_samvatsara":"Nala","saka_samvat":2065,"saka_samvatsara":"Śobhana","bengali_samvat":1550,"malayalam_era":1319,"nanakshahi_year":674,"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 Amāvasyā · Vikram 2200 Nala · Śaka 2065 Śobhana"},"festivals":[{"id":"vat-savitri-amavasya","name":"Vaṭa Sāvitrī Amāvasyā","name_sanskrit":"वट सावित्री अमावस्या","tradition":"Pan-Hindu","associated_deity":"Sāvitrī Devī","significance":"Sāvitrī's redemption of Satyavān from Yama; pati-vrata observance.","vrata":true,"detection":{"tithi_number":30,"tithi_paksha":"Kṛṣṇa","lunar_month":"Jyeṣṭha"},"precedence":2,"sources":["Mahābhārata, Vana Parva — Sāvitrī Upākhyāna"]}],"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":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5},{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","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 June 13, 2143 CE · Perth, Australia · Vidhyamitra","description":"June 13, 2143 CE for Perth, Australia: Kṛṣṇa Amāvasyā, sūryodaya 07:14, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2143-06-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2143-06-13","sa":"https://sa.vidhyamitra.com/city/perth/2143-06-13","hi":"https://hi.vidhyamitra.com/city/perth/2143-06-13","x-default":"https://vidhyamitra.com/city/perth/2143-06-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T12:54:59.163Z","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":"2026-05-31T12:54:59.163Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T12:54:59.163Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}