{"id":"vidhyamitra:city-day:perth:2006-05-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2006-05-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2006-05-17","date_display":"May 17, 2006 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":2006,"month":5,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453872.770833,"kali_year":5108,"ahargana":1865407.2708,"sun":{"sidereal_longitude":32.0329,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":258.7738,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":226.7409,"elapsed_within_tithi_degrees":10.7409},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":258.7738,"elapsed_within_degrees":5.4404},"yoga":{"number":22,"name":"Sādhya","sum_longitude":290.8067},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":2006,"month":5,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453872.770833,"ahargana":1865407.2708,"kali_year":5108,"ayanamsa_lahiri":23.942,"grahas":{"sun":{"sidereal_longitude":32.075571999999966,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":258.5306720000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false,"latitude":-4.4661},"mars":{"sidereal_longitude":85.35247199999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":29.679171999999994,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":199.155172,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":351.506672,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":101.76987199999996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":341.7458,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":161.7458,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":2006,"month":5,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453872.770833,"kali_year":5108,"ahargana":1865407.2708,"sun":{"sidereal_longitude":32.0329,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":258.7738,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":226.7409,"elapsed_within_tithi_degrees":10.7409},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":258.7738,"elapsed_within_degrees":5.4404},"yoga":{"number":22,"name":"Sādhya","sum_longitude":290.8067},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.466,"elongation":133.259},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.466,"opposition_distance":46.741}},"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":"06:59","sunsetLocal":"17:27","solarNoonLocal":"12:13","dayLengthHours":10.463850111410146,"dayLengthDisplay":"10 Hours 27 Mins 50 Secs","nightLengthDisplay":"13 Hours 32 Mins 10 Secs","moonriseLocal":"20:15","moonsetLocal":"10:23","rahuKala":{"name":"Rāhu Kāla","start":"12:13","end":"13:31","startHours":12.213952006766448,"endHours":13.521933270692715,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:17","end":"09:36","startHours":8.290008214987642,"endHours":9.59798947891391,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:54","end":"12:13","startHours":10.905970742840179,"endHours":12.213952006766448,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:25","end":"09:46","startHours":9.423591977057075,"endHours":9.772386980770746,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:25","end":"07:42","startHours":7.418020705703463,"endHours":7.6970567086744,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:34","startHours":11.865157003052776,"endHours":12.56274701048012,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:35","end":"06:17","startHours":5.586846936206688,"endHours":6.284436943634031,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:07","end":"06:59","startHours":6.110039441777195,"endHours":6.982026951061374,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:39","startHours":13.957927025334804,"endHours":14.655517032762146,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.24587706247152,"endHours":17.64587706247152,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:53","startHours":17.44587706247152,"endHours":17.88187081711361,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.19587706247152,"endHours":18.94587706247152,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:34","startHours":23.865157003052776,"endHours":24.56274701048012,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:59","end":"08:17","startHours":6.982026951061374,"endHours":8.290008214987642,"quality":"auspicious"},{"name":"Amṛta","start":"08:17","end":"09:36","startHours":8.290008214987642,"endHours":9.59798947891391,"quality":"auspicious"},{"name":"Kāla","start":"09:36","end":"10:54","startHours":9.59798947891391,"endHours":10.905970742840179,"quality":"inauspicious"},{"name":"Śubha","start":"10:54","end":"12:13","startHours":10.905970742840179,"endHours":12.213952006766448,"quality":"auspicious"},{"name":"Roga","start":"12:13","end":"13:31","startHours":12.213952006766448,"endHours":13.521933270692715,"quality":"inauspicious"},{"name":"Udveg","start":"13:31","end":"14:50","startHours":13.521933270692715,"endHours":14.829914534618982,"quality":"inauspicious"},{"name":"Chala","start":"14:50","end":"16:08","startHours":14.829914534618982,"endHours":16.13789579854525,"quality":"neutral"},{"name":"Labha","start":"16:08","end":"17:27","startHours":16.13789579854525,"endHours":17.44587706247152,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:27","end":"19:08","startHours":17.44587706247152,"endHours":19.13789579854525,"quality":"inauspicious"},{"name":"Chala","start":"19:08","end":"20:50","startHours":19.13789579854525,"endHours":20.829914534618986,"quality":"neutral"},{"name":"Labha","start":"20:50","end":"22:31","startHours":20.829914534618986,"endHours":22.521933270692717,"quality":"auspicious"},{"name":"Amṛta","start":"22:31","end":"00:13","startHours":22.521933270692717,"endHours":24.213952006766448,"quality":"auspicious"},{"name":"Kāla","start":"00:13","end":"01:54","startHours":24.213952006766448,"endHours":25.90597074284018,"quality":"inauspicious"},{"name":"Śubha","start":"01:54","end":"03:36","startHours":25.90597074284018,"endHours":27.59798947891391,"quality":"auspicious"},{"name":"Roga","start":"03:36","end":"05:17","startHours":27.59798947891391,"endHours":29.290008214987644,"quality":"inauspicious"},{"name":"Udveg","start":"05:17","end":"06:59","startHours":29.290008214987644,"endHours":30.982026951061375,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:59","end":"07:59","startHours":6.982026951061374,"endHours":7.982026951061374,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:59","end":"08:59","startHours":7.982026951061374,"endHours":8.982026951061375,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:59","end":"09:59","startHours":8.982026951061375,"endHours":9.982026951061375,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:59","end":"10:59","startHours":9.982026951061375,"endHours":10.982026951061375,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:59","end":"11:59","startHours":10.982026951061375,"endHours":11.982026951061375,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:59","end":"12:59","startHours":11.982026951061375,"endHours":12.982026951061375,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:59","end":"13:59","startHours":12.982026951061375,"endHours":13.982026951061375,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:59","end":"14:59","startHours":13.982026951061375,"endHours":14.982026951061375,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:59","end":"15:59","startHours":14.982026951061375,"endHours":15.982026951061375,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:59","end":"16:59","startHours":15.982026951061375,"endHours":16.982026951061375,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:59","end":"17:59","startHours":16.982026951061375,"endHours":17.982026951061375,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:59","end":"18:59","startHours":17.982026951061375,"endHours":18.982026951061375,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:59","end":"19:59","startHours":18.982026951061375,"endHours":19.982026951061375,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:59","end":"20:59","startHours":19.982026951061375,"endHours":20.982026951061375,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:59","end":"21:59","startHours":20.982026951061375,"endHours":21.982026951061375,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:59","end":"22:59","startHours":21.982026951061375,"endHours":22.982026951061375,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:59","end":"23:59","startHours":22.982026951061375,"endHours":23.982026951061375,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:59","end":"00:59","startHours":23.982026951061375,"endHours":24.982026951061375,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:59","end":"01:59","startHours":24.982026951061375,"endHours":25.982026951061375,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:59","end":"02:59","startHours":25.982026951061375,"endHours":26.982026951061375,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:59","end":"03:59","startHours":26.982026951061375,"endHours":27.982026951061375,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:59","end":"04:59","startHours":27.982026951061375,"endHours":28.982026951061375,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:59","end":"05:59","startHours":28.982026951061375,"endHours":29.982026951061375,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:59","end":"06:59","startHours":29.982026951061375,"endHours":30.982026951061375,"planetary_lord":"Sun"}],"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":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.256840022719395,"eotMinutes":3.7208795940131294,"ayanamsa":23.942}},"calendars":{"vikram_samvat":2063,"vikram_samvatsara":"Vikāri","saka_samvat":1928,"saka_samvatsara":"Vyaya","bengali_samvat":1413,"malayalam_era":1182,"nanakshahi_year":537,"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 Caturthī · Vikram 2063 Vikāri · Śaka 1928 Vyaya"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":[]},"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 May 17, 2006 CE · Perth, Australia · Vidhyamitra","description":"May 17, 2006 CE for Perth, Australia: Kṛṣṇa Caturthī, sūryodaya 06:59, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2006-05-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2006-05-17","sa":"https://sa.vidhyamitra.com/city/perth/2006-05-17","hi":"https://hi.vidhyamitra.com/city/perth/2006-05-17","x-default":"https://vidhyamitra.com/city/perth/2006-05-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T11:24:55.266Z","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":"2026-06-02T11:24:55.266Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T11:24:55.266Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}