{"id":"vidhyamitra:city-day:perth:2097-05-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2097-05-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2097-05-23","date_display":"May 23, 2097 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":2097,"month":5,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487116.770833,"kali_year":5199,"ahargana":1898651.2708,"sun":{"sidereal_longitude":37.2482,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":181.8405,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.5923,"elapsed_within_tithi_degrees":0.5923},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":181.8405,"elapsed_within_degrees":8.5072},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":219.0887},"karana":{"half_tithi_index":24,"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":2097,"month":5,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2487116.770833,"ahargana":1898651.2708,"kali_year":5199,"ayanamsa_lahiri":25.2135,"grahas":{"sun":{"sidereal_longitude":37.540407000000016,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":183.03290700000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false,"latitude":1.4249},"mars":{"sidereal_longitude":278.9889069999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":21.565507000000025,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":81.76790700000004,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"venus":{"sidereal_longitude":350.629107,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":135.48780699999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":20.3187,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":200.3187,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":2097,"month":5,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487116.770833,"kali_year":5199,"ahargana":1898651.2708,"sun":{"sidereal_longitude":37.2482,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":181.8405,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.5923,"elapsed_within_tithi_degrees":0.5923},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":181.8405,"elapsed_within_degrees":8.5072},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":219.0887},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.425,"elongation":144.592},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.425,"opposition_distance":35.408}},"eclipse_window_40days":[{"offset_days":-11,"type":"solar","occurs":true,"moon_latitude":0.638,"elongation":2.343}]},"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":"07:03","sunsetLocal":"17:23","solarNoonLocal":"12:13","dayLengthHours":10.325460616865739,"dayLengthDisplay":"10 Hours 19 Mins 32 Secs","nightLengthDisplay":"13 Hours 40 Mins 28 Secs","moonriseLocal":"15:25","moonsetLocal":"04:25","rahuKala":{"name":"Rāhu Kāla","start":"13:31","end":"14:48","startHours":13.510057788059942,"endHours":14.80074036516816,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:03","end":"08:21","startHours":7.0566449025188565,"endHours":8.347327479627074,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:38","end":"10:56","startHours":9.638010056735292,"endHours":10.928692633843507,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:28","end":"09:49","startHours":9.465919046454196,"endHours":9.810101067016387,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:29","end":"07:46","startHours":7.486872428221596,"endHours":7.762218044671349,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:34","startHours":11.875193190389535,"endHours":12.563557231513919,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:41","end":"06:22","startHours":5.679916820270091,"endHours":6.368280861394474,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:12","end":"07:03","startHours":6.196189851113378,"endHours":7.0566449025188565,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:56","end":"14:38","startHours":13.940285313762683,"endHours":14.628649354887065,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:11","end":"17:35","startHours":17.182105519384596,"endHours":17.582105519384594,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:23","end":"17:49","startHours":17.382105519384595,"endHours":17.812333045087335,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:08","end":"18:53","startHours":17.132105519384595,"endHours":18.882105519384595,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:34","startHours":23.875193190389535,"endHours":24.563557231513915,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:03","end":"08:21","startHours":7.0566449025188565,"endHours":8.347327479627074,"quality":"auspicious"},{"name":"Roga","start":"08:21","end":"09:38","startHours":8.347327479627074,"endHours":9.638010056735292,"quality":"inauspicious"},{"name":"Udveg","start":"09:38","end":"10:56","startHours":9.638010056735292,"endHours":10.928692633843507,"quality":"inauspicious"},{"name":"Chala","start":"10:56","end":"12:13","startHours":10.928692633843507,"endHours":12.219375210951725,"quality":"neutral"},{"name":"Labha","start":"12:13","end":"13:31","startHours":12.219375210951725,"endHours":13.510057788059942,"quality":"auspicious"},{"name":"Amṛta","start":"13:31","end":"14:48","startHours":13.510057788059942,"endHours":14.80074036516816,"quality":"auspicious"},{"name":"Kāla","start":"14:48","end":"16:05","startHours":14.80074036516816,"endHours":16.091422942276377,"quality":"inauspicious"},{"name":"Śubha","start":"16:05","end":"17:23","startHours":16.091422942276377,"endHours":17.382105519384595,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:23","end":"19:05","startHours":17.382105519384595,"endHours":19.091422942276377,"quality":"auspicious"},{"name":"Kāla","start":"19:05","end":"20:48","startHours":19.091422942276377,"endHours":20.80074036516816,"quality":"inauspicious"},{"name":"Śubha","start":"20:48","end":"22:31","startHours":20.80074036516816,"endHours":22.510057788059942,"quality":"auspicious"},{"name":"Roga","start":"22:31","end":"00:13","startHours":22.510057788059942,"endHours":24.219375210951725,"quality":"inauspicious"},{"name":"Udveg","start":"00:13","end":"01:56","startHours":24.219375210951725,"endHours":25.92869263384351,"quality":"inauspicious"},{"name":"Chala","start":"01:56","end":"03:38","startHours":25.92869263384351,"endHours":27.63801005673529,"quality":"neutral"},{"name":"Labha","start":"03:38","end":"05:21","startHours":27.63801005673529,"endHours":29.347327479627076,"quality":"auspicious"},{"name":"Amṛta","start":"05:21","end":"07:03","startHours":29.347327479627076,"endHours":31.056644902518855,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:03","end":"08:03","startHours":7.0566449025188565,"endHours":8.056644902518856,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:03","end":"09:03","startHours":8.056644902518856,"endHours":9.056644902518856,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:03","end":"10:03","startHours":9.056644902518856,"endHours":10.056644902518856,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:03","end":"11:03","startHours":10.056644902518856,"endHours":11.056644902518856,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:03","end":"12:03","startHours":11.056644902518856,"endHours":12.056644902518856,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:03","end":"13:03","startHours":12.056644902518856,"endHours":13.056644902518856,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:03","end":"14:03","startHours":13.056644902518856,"endHours":14.056644902518856,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:03","end":"15:03","startHours":14.056644902518856,"endHours":15.056644902518856,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:03","end":"16:03","startHours":15.056644902518856,"endHours":16.056644902518855,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:03","end":"17:03","startHours":16.056644902518855,"endHours":17.056644902518855,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:03","end":"18:03","startHours":17.056644902518855,"endHours":18.056644902518855,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:03","end":"19:03","startHours":18.056644902518855,"endHours":19.056644902518855,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:03","end":"20:03","startHours":19.056644902518855,"endHours":20.056644902518855,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:03","end":"21:03","startHours":20.056644902518855,"endHours":21.056644902518855,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:03","end":"22:03","startHours":21.056644902518855,"endHours":22.056644902518855,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:03","end":"23:03","startHours":22.056644902518855,"endHours":23.056644902518855,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:03","end":"00:03","startHours":23.056644902518855,"endHours":24.056644902518855,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:03","end":"01:03","startHours":24.056644902518855,"endHours":25.056644902518855,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:03","end":"02:03","startHours":25.056644902518855,"endHours":26.056644902518855,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:03","end":"03:03","startHours":26.056644902518855,"endHours":27.056644902518855,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:03","end":"04:03","startHours":27.056644902518855,"endHours":28.056644902518855,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:03","end":"05:03","startHours":28.056644902518855,"endHours":29.056644902518855,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:03","end":"06:03","startHours":29.056644902518855,"endHours":30.056644902518855,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:03","end":"07:03","startHours":30.056644902518855,"endHours":31.056644902518855,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Kāladaṇḍa","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":20.70787382452126,"eotMinutes":3.395487342896394,"ayanamsa":25.2135}},"calendars":{"vikram_samvat":2154,"vikram_samvatsara":"Pramoda","saka_samvat":2019,"saka_samvatsara":"Piṅgala","bengali_samvat":1504,"malayalam_era":1273,"nanakshahi_year":628,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","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":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Trayodaśī · Vikram 2154 Pramoda · Śaka 2019 Piṅgala"},"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 May 23, 2097 CE · Perth, Australia · Vidhyamitra","description":"May 23, 2097 CE for Perth, Australia: Śukla Trayodaśī, sūryodaya 07:03, sūryāsta 17:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2097-05-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2097-05-23","sa":"https://sa.vidhyamitra.com/city/perth/2097-05-23","hi":"https://hi.vidhyamitra.com/city/perth/2097-05-23","x-default":"https://vidhyamitra.com/city/perth/2097-05-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T03:57:07.819Z","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":"2026-06-02T03:57:07.819Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T03:57:07.819Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}