{"id":"vidhyamitra:city-day:perth:2164-07-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2164-07-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2164-07-12","date_display":"July 12, 2164 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":2164,"month":7,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511637.770833,"kali_year":5266,"ahargana":1923172.2708,"sun":{"sidereal_longitude":83.43,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":358.9978,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":275.5679,"elapsed_within_tithi_degrees":11.5679},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":358.9978,"elapsed_within_degrees":12.3311},"yoga":{"number":7,"name":"Sukarma","sum_longitude":82.4278},"karana":{"half_tithi_index":45,"name":"Kaulava"},"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":2164,"month":7,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2511637.770833,"ahargana":1923172.2708,"kali_year":5266,"ayanamsa_lahiri":26.1513,"grahas":{"sun":{"sidereal_longitude":84.221225,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"moon":{"sidereal_longitude":2.588725000000011,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":-1.3833},"mars":{"sidereal_longitude":117.46322499999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":87.99562500000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":330.0485249999999,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":36.487525000000005,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":233.86512500000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":161.0781,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":341.0781,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2164,"month":7,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511637.770833,"kali_year":5266,"ahargana":1923172.2708,"sun":{"sidereal_longitude":83.43,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":358.9978,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":275.5679,"elapsed_within_tithi_degrees":11.5679},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":358.9978,"elapsed_within_degrees":12.3311},"yoga":{"number":7,"name":"Sukarma","sum_longitude":82.4278},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.383,"elongation":84.432},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.383,"opposition_distance":95.568}},"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":"07:15","sunsetLocal":"17:28","solarNoonLocal":"12:22","dayLengthHours":10.210227056714551,"dayLengthDisplay":"10 Hours 12 Mins 37 Secs","nightLengthDisplay":"13 Hours 47 Mins 23 Secs","moonriseLocal":"01:20","moonsetLocal":"12:30","rahuKala":{"name":"Rāhu Kāla","start":"13:38","end":"14:55","startHours":13.639559547540237,"endHours":14.915837929629555,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:15","end":"08:32","startHours":7.258167637093642,"endHours":8.534446019182962,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:49","end":"11:05","startHours":9.81072440127228,"endHours":11.087002783361598,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"09:59","startHours":9.640553950327037,"endHours":9.980894852217522,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:41","end":"07:57","startHours":7.683593764456749,"endHours":7.955866485969136,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:42","startHours":12.022940263560432,"endHours":12.703622067341403,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:54","end":"06:35","startHours":5.896804029531702,"endHours":6.577485833312672,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:24","end":"07:15","startHours":6.40731538236743,"endHours":7.258167637093642,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:04","end":"14:45","startHours":14.064985674903344,"endHours":14.745667478684314,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:16","end":"17:40","startHours":17.268394693808194,"endHours":17.668394693808192,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:28","end":"17:54","startHours":17.468394693808193,"endHours":17.8938208211713,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:13","end":"18:58","startHours":17.218394693808193,"endHours":18.968394693808193,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:42","startHours":24.022940263560432,"endHours":24.703622067341403,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:15","end":"08:32","startHours":7.258167637093642,"endHours":8.534446019182962,"quality":"auspicious"},{"name":"Roga","start":"08:32","end":"09:49","startHours":8.534446019182962,"endHours":9.81072440127228,"quality":"inauspicious"},{"name":"Udveg","start":"09:49","end":"11:05","startHours":9.81072440127228,"endHours":11.087002783361598,"quality":"inauspicious"},{"name":"Chala","start":"11:05","end":"12:22","startHours":11.087002783361598,"endHours":12.363281165450918,"quality":"neutral"},{"name":"Labha","start":"12:22","end":"13:38","startHours":12.363281165450918,"endHours":13.639559547540237,"quality":"auspicious"},{"name":"Amṛta","start":"13:38","end":"14:55","startHours":13.639559547540237,"endHours":14.915837929629555,"quality":"auspicious"},{"name":"Kāla","start":"14:55","end":"16:12","startHours":14.915837929629555,"endHours":16.192116311718873,"quality":"inauspicious"},{"name":"Śubha","start":"16:12","end":"17:28","startHours":16.192116311718873,"endHours":17.468394693808193,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:28","end":"19:12","startHours":17.468394693808193,"endHours":19.192116311718873,"quality":"auspicious"},{"name":"Kāla","start":"19:12","end":"20:55","startHours":19.192116311718873,"endHours":20.915837929629554,"quality":"inauspicious"},{"name":"Śubha","start":"20:55","end":"22:38","startHours":20.915837929629554,"endHours":22.639559547540237,"quality":"auspicious"},{"name":"Roga","start":"22:38","end":"00:22","startHours":22.639559547540237,"endHours":24.363281165450918,"quality":"inauspicious"},{"name":"Udveg","start":"00:22","end":"02:05","startHours":24.363281165450918,"endHours":26.087002783361598,"quality":"inauspicious"},{"name":"Chala","start":"02:05","end":"03:49","startHours":26.087002783361598,"endHours":27.81072440127228,"quality":"neutral"},{"name":"Labha","start":"03:49","end":"05:32","startHours":27.81072440127228,"endHours":29.534446019182962,"quality":"auspicious"},{"name":"Amṛta","start":"05:32","end":"07:15","startHours":29.534446019182962,"endHours":31.258167637093642,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:15","end":"08:15","startHours":7.258167637093642,"endHours":8.258167637093642,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:15","end":"09:15","startHours":8.258167637093642,"endHours":9.258167637093642,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:15","end":"10:15","startHours":9.258167637093642,"endHours":10.258167637093642,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:15","end":"11:15","startHours":10.258167637093642,"endHours":11.258167637093642,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:15","end":"12:15","startHours":11.258167637093642,"endHours":12.258167637093642,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:15","end":"13:15","startHours":12.258167637093642,"endHours":13.258167637093642,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:15","end":"14:15","startHours":13.258167637093642,"endHours":14.258167637093642,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:15","end":"15:15","startHours":14.258167637093642,"endHours":15.258167637093642,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:15","end":"16:15","startHours":15.258167637093642,"endHours":16.258167637093642,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:15","end":"17:15","startHours":16.258167637093642,"endHours":17.258167637093642,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:15","end":"18:15","startHours":17.258167637093642,"endHours":18.258167637093642,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:15","end":"19:15","startHours":18.258167637093642,"endHours":19.258167637093642,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:15","end":"20:15","startHours":19.258167637093642,"endHours":20.258167637093642,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:15","end":"21:15","startHours":20.258167637093642,"endHours":21.258167637093642,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:15","end":"22:15","startHours":21.258167637093642,"endHours":22.258167637093642,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:15","end":"23:15","startHours":22.258167637093642,"endHours":23.258167637093642,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:15","end":"00:15","startHours":23.258167637093642,"endHours":24.258167637093642,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:15","end":"01:15","startHours":24.258167637093642,"endHours":25.258167637093642,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:15","end":"02:15","startHours":25.258167637093642,"endHours":26.258167637093642,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:15","end":"03:15","startHours":26.258167637093642,"endHours":27.258167637093642,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:15","end":"04:15","startHours":27.258167637093642,"endHours":28.258167637093642,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:15","end":"05:15","startHours":28.258167637093642,"endHours":29.258167637093642,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:15","end":"06:15","startHours":29.258167637093642,"endHours":30.258167637093642,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:15","end":"07:15","startHours":30.258167637093642,"endHours":31.258167637093642,"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","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.891733384467198,"eotMinutes":-5.238869927055064,"ayanamsa":26.1513}},"calendars":{"vikram_samvat":2221,"vikram_samvatsara":"Īśvara","saka_samvat":2086,"saka_samvatsara":"Raktākṣī","bengali_samvat":1571,"malayalam_era":1340,"nanakshahi_year":695,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mithuna (Āni)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Aṣṭamī · Vikram 2221 Īśvara · Śaka 2086 Raktākṣī"},"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":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","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 July 12, 2164 CE · Perth, Australia · Vidhyamitra","description":"July 12, 2164 CE for Perth, Australia: Kṛṣṇa Aṣṭamī, sūryodaya 07:15, sūryāsta 17:28.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2164-07-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2164-07-12","sa":"https://sa.vidhyamitra.com/city/perth/2164-07-12","hi":"https://hi.vidhyamitra.com/city/perth/2164-07-12","x-default":"https://vidhyamitra.com/city/perth/2164-07-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T17:46:16.163Z","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":"2026-05-31T17:46:16.163Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T17:46:16.163Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}